/*
Theme Name: ClassUp.ge Theme
Theme URI: https://brainy.local
Author: ClassUp
Description: Custom starter theme for ClassUp on LocalWP
Version: 1.0
Text Domain: brainy-theme
*/

:root{
  --bg:#f7f8ff;
  --panel:rgba(255,255,255,.82);
  --panel-strong:#fff;
  --surface-2:#f1f4ff;
  --text:#151936;
  --muted:#68708a;
  --line:rgba(35,53,146,.11);
  --purple:#253ac7;
  --violet:#7048f4;
  --pink:#f35b8f;
  --gold:#f3a847;
  --mint:#20bdb7;
  --blue:#08aeea;
  --indigo:#172481;
  --danger:#e5486d;
  --shadow:0 18px 48px rgba(34,26,59,.1);
  --radius:20px;
  --max:1280px;
  --nav-h:72px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(98,80,200,.62);outline-offset:3px}
body.dark-mode button:focus-visible,body.dark-mode a:focus-visible,body.dark-mode input:focus-visible,body.dark-mode select:focus-visible,body.dark-mode textarea:focus-visible{outline-color:#f1c66b}
body{
  margin:0;
  color:var(--text);
  background:#f7f8ff;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  overflow-x:hidden;
}
body,.site-header,.icon-btn,.current-flag,.nav-submenu,.flyout,.sidebar-card,.info-card,.product,.field input,.field textarea,.field select,.cart-drawer,.cart-checkout-form,#productDialog{transition:background-color .24s ease,color .24s ease,border-color .24s ease,box-shadow .24s ease}
.theme-toggle{font-size:1.28rem;color:var(--purple);overflow:hidden;position:relative}
.theme-toggle-icon{display:block;line-height:1;transform:translateY(-1px);transition:transform .28s ease}
.theme-toggle:hover .theme-toggle-icon{transform:rotate(18deg) scale(1.08)}
body.dark-mode{
  --bg:#0c1026;--panel:rgba(23,28,62,.88);--panel-strong:#171c3d;--surface-2:#202650;--text:#f5f7ff;--muted:#b6bfdc;--line:rgba(188,199,255,.15);
  --purple:#8ea2ff;--violet:#b29cff;--pink:#ff88ad;--gold:#ffc56e;--mint:#61ded4;--blue:#69d6ff;--indigo:#aeb9ff;
  --shadow:0 20px 56px rgba(0,0,0,.34);
  background:#0c1026;color:var(--text);
}
body.dark-mode::before{opacity:.1;background-image:radial-gradient(circle at 1px 1px,rgba(191,174,255,.24) 1px,transparent 0)}
body.dark-mode .site-header{background:rgba(18,17,29,.88)}
body.dark-mode .icon-btn,body.dark-mode .current-flag,body.dark-mode .menu-toggle{background:rgba(39,36,57,.88);box-shadow:0 12px 28px rgba(0,0,0,.22)}
body.dark-mode .theme-toggle{color:var(--gold);background:linear-gradient(145deg,rgba(241,198,107,.18),rgba(170,152,255,.16))}
body.dark-mode .nav-submenu,body.dark-mode .flyout{background:rgba(34,32,49,.97);box-shadow:0 22px 46px rgba(0,0,0,.38)}
@media(max-width:780px){body.dark-mode #nav-links{background:#211f30!important;color:#f3f0ff!important;border-color:rgba(192,180,255,.22)!important;box-shadow:0 26px 54px rgba(0,0,0,.52)!important}body.dark-mode #nav-links .nav-submenu{background:#292638!important}body.dark-mode #nav-links button{color:#f3f0ff!important}}
body.dark-mode .nav-submenu button:hover,body.dark-mode .flag-btn:hover,body.dark-mode .user-link:hover{background:rgba(170,152,255,.14)}
body.dark-mode .page,body.dark-mode .home-learning-hub{background:transparent}
body.dark-mode .eyebrow,body.dark-mode .sidebar-card,body.dark-mode .info-card,body.dark-mode .product,body.dark-mode .subject-card,body.dark-mode .grade-card,body.dark-mode .quick-link,body.dark-mode .stat,body.dark-mode .leader,body.dark-mode .course-hero,body.dark-mode .home-grade-grid .grade-card,body.dark-mode .shop-sidebar .sidebar-card,body.dark-mode .dashboard-stats .metric,body.dark-mode .account-tabs,body.dark-mode .worksheet-sheet{background:var(--panel-strong);color:var(--text)}
body.dark-mode .subject-card,body.dark-mode .grade-card,body.dark-mode .quick-link,body.dark-mode .stat,body.dark-mode .leader,body.dark-mode .course-hero{border-color:rgba(192,180,255,.18);box-shadow:0 14px 28px rgba(0,0,0,.22)}
body.dark-mode .subject-card p,body.dark-mode .grade-card p,body.dark-mode .quick-link p,body.dark-mode .leader p,body.dark-mode .course-hero>p{color:var(--muted)}
body.dark-mode .hero-stats .stat,body.dark-mode .home-grade-grid .grade-card,body.dark-mode .home-value-section .info-card{background:#211f30!important;color:var(--text)!important;border-color:rgba(192,180,255,.18)!important;box-shadow:0 14px 28px rgba(0,0,0,.22)!important}
body.dark-mode .home-grade-grid .grade-card.is-selected{background:linear-gradient(135deg,#39285f,#4b2d5c)!important;border-color:rgba(215,178,255,.72)!important;box-shadow:0 16px 32px rgba(0,0,0,.3)!important;color:#f5e9ff!important}
body.dark-mode .home-grade-grid .grade-card.is-selected::after{color:#efb7de}
body.dark-mode .hero-stats .stat span{color:var(--muted)!important}
body.dark-mode .home-learning-hub{background:linear-gradient(180deg,rgba(84,65,142,.16),rgba(18,17,29,0))}
body.dark-mode .home-value-section .info-card,body.dark-mode .shop-sidebar .filter-btn{background:transparent}
body.dark-mode .shop-sidebar .filter-btn:hover{background:rgba(170,152,255,.12)}
body.dark-mode .field input,body.dark-mode .field textarea,body.dark-mode .field select,body.dark-mode .daily-answer input{background:#292638;color:var(--text);border-color:var(--line)}
body.dark-mode .btn-secondary{background:rgba(43,40,61,.9);color:var(--text)}
body.dark-mode .btn-ghost{color:var(--violet);border-color:rgba(192,180,255,.32)}
body.dark-mode .small-badge{background:rgba(43,40,61,.9);color:var(--muted)}
body.dark-mode .pill,body.dark-mode .price-tag{background:rgba(170,152,255,.15);color:var(--violet)}
body.dark-mode #productDialog,body.dark-mode .cart-drawer,body.dark-mode .cart-checkout-form{background:#211f30;color:var(--text)}
body.dark-mode #productDialogContent img{background:#302c43}
body.dark-mode #productDialogContent p strong{background:rgba(170,152,255,.16);color:var(--violet)}
body.dark-mode .cart-product-row,body.dark-mode .cart-drawer-head,body.dark-mode .cart-drawer-foot{border-color:var(--line)}
body.dark-mode .lesson-quiz-card{background:linear-gradient(135deg,rgba(170,152,255,.14),rgba(255,145,176,.12));border-color:rgba(192,180,255,.22)}
body.dark-mode .quiz-answer-btn{background:#292638;color:var(--text)}
body.dark-mode .quiz-answer-btn.correct{background:#183d32;color:#a8efd0}.dark-mode .quiz-answer-btn.wrong{background:#4b2734;color:#ffc0cc}
body.dark-mode .cart-badge{border-color:#211f30}
body.dark-mode .modal-shell{background:rgba(20,18,31,.97);box-shadow:0 30px 90px rgba(0,0,0,.56)}
body.dark-mode .modal-close{background:rgba(40,37,57,.92);color:var(--text)}
body.dark-mode .auth-visual,body.dark-mode .auth-panel,body.dark-mode .account-sidebar,body.dark-mode .account-content{background:rgba(34,32,49,.94);box-shadow:0 16px 36px rgba(0,0,0,.26)}
body.dark-mode .account-tab,body.dark-mode .filter-btn,body.dark-mode .account-content .metric{background:rgba(48,45,66,.92);color:var(--text)}
body.dark-mode .account-content .metric{border-color:rgba(192,180,255,.2);box-shadow:0 12px 26px rgba(0,0,0,.2)}
body.dark-mode .account-tab.active,body.dark-mode .filter-btn.active{color:var(--violet);background:linear-gradient(135deg,rgba(170,152,255,.2),rgba(255,145,176,.16));border-color:rgba(192,180,255,.28)}
body.dark-mode .daily-card{background:linear-gradient(135deg,rgba(170,152,255,.14),rgba(33,31,48,.96))}
.forum-hero{display:flex;justify-content:space-between;gap:1.5rem;align-items:flex-end;padding:clamp(1.5rem,4vw,3rem);border-radius:30px;background:linear-gradient(135deg,#29175d,#6233b6 60%,#d96f9e);color:#fff;box-shadow:0 24px 52px rgba(68,35,139,.22);margin-bottom:1rem}.forum-hero h2{font-size:clamp(2rem,4vw,3.25rem);margin:.7rem 0 .45rem}.forum-hero p{color:rgba(255,255,255,.78);max-width:58ch}.forum-hero .small-badge{color:#fff;background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.2)}.forum-hero-note{padding:1rem 1.1rem;border-radius:18px;background:rgba(19,8,60,.22);border:1px solid rgba(255,255,255,.16);min-width:220px;display:grid;gap:.25rem}.forum-hero-note span{font-size:.83rem;color:rgba(255,255,255,.72)}.forum-category-nav{display:grid;grid-template-columns:42px minmax(0,1fr) 42px;align-items:center;gap:.35rem;margin:0 0 1.1rem}.forum-category-bar{display:flex;gap:.6rem;overflow-x:auto;overscroll-behavior-inline:contain;scroll-behavior:smooth;padding:.35rem 0;scrollbar-width:none;mask-image:linear-gradient(90deg,transparent,#000 3%,#000 97%,transparent)}.forum-category-bar::-webkit-scrollbar{display:none}.forum-category-arrow{width:38px;height:38px;border:1px solid var(--line);border-radius:13px;background:var(--panel);color:var(--text);font-size:1.65rem;line-height:1;cursor:pointer;transition:.18s}.forum-category-arrow:hover{background:var(--purple);color:#fff;border-color:var(--purple);transform:translateY(-1px)}.forum-category{white-space:nowrap;border:1px solid var(--line);background:var(--panel);color:var(--text);padding:.7rem .9rem;border-radius:14px;font:inherit;font-weight:800;cursor:pointer;transition:.18s}.forum-category span{opacity:.64;margin-left:.25rem}.forum-category:hover{transform:translateY(-2px);border-color:rgba(107,70,255,.32)}.forum-category.active{color:#fff;background:linear-gradient(135deg,var(--purple),var(--pink));border-color:transparent;box-shadow:0 10px 22px rgba(69,39,145,.22)}.forum-layout{display:grid;grid-template-columns:minmax(260px,.62fr) minmax(0,1.6fr);gap:1.25rem;align-items:start}.forum-compose{position:sticky;top:calc(var(--nav-h) + 1rem)}.forum-compose>strong{font-size:1.15rem}.forum-compose-help{font-size:.87rem;margin:.55rem 0 1rem;line-height:1.55}.forum-compose .field{margin-top:.9rem}.forum-staff-options{display:grid;gap:.55rem;margin-top:1rem;padding:.85rem;border-radius:14px;background:rgba(107,70,255,.07);font-size:.87rem;font-weight:750}.forum-list-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin:.15rem 0 .75rem}.forum-list-head strong{font-size:1.1rem}.forum-topic-list{display:grid;gap:.7rem}.forum-topic{display:grid;grid-template-columns:52px minmax(0,1fr);gap:1rem;padding:1.05rem 1.2rem;border:1px solid var(--line);border-radius:20px;background:var(--panel);box-shadow:0 10px 24px rgba(53,33,96,.05);transition:transform .18s ease,border-color .18s ease}.forum-topic:hover{transform:translateY(-2px);border-color:rgba(107,70,255,.34)}.forum-topic.is-pinned,.forum-thread-card.is-pinned{background:linear-gradient(135deg,rgba(107,70,255,.12),rgba(255,255,255,.76));border-color:rgba(107,70,255,.23)}.forum-topic-mark{width:44px;height:44px;border-radius:15px;display:grid;place-items:center;background:linear-gradient(135deg,var(--purple),var(--pink));color:#fff;font-size:1.05rem}.forum-topic-meta{display:flex;gap:.45rem;flex-wrap:wrap;align-items:center}.forum-category-label{font-size:.76rem;font-weight:850;color:var(--purple);background:rgba(107,70,255,.1);padding:.3rem .55rem;border-radius:999px}.forum-topic h3{margin:.55rem 0 .1rem;font-size:1.12rem}.forum-topic-link{appearance:none;border:0;background:transparent;color:var(--text);font:inherit;font-weight:900;text-align:left;padding:0;cursor:pointer}.forum-topic-link:hover{color:var(--purple);text-decoration:underline;text-underline-offset:4px}.forum-author-row{display:flex;flex-wrap:wrap;gap:.65rem;align-items:center;margin-top:.7rem;font-size:.82rem}.forum-author-row span{color:var(--muted)}.forum-thread{max-width:920px;margin:0 auto}.forum-thread-card{padding:clamp(1.25rem,4vw,2.4rem);border:1px solid var(--line);border-radius:28px;background:var(--panel);box-shadow:0 18px 38px rgba(53,33,96,.08)}.forum-thread-card h2{margin:.8rem 0 1.25rem;font-size:clamp(1.55rem,3vw,2.25rem)}.forum-thread-author{display:flex;align-items:center;gap:.75rem;padding-bottom:1rem;border-bottom:1px solid var(--line)}.forum-thread-author strong,.forum-thread-author span{display:block}.forum-thread-author span{font-size:.82rem;color:var(--muted);margin-top:.2rem}.forum-thread-content{font-size:1.02rem;line-height:1.8;white-space:pre-line;margin:1.4rem 0}.forum-topic-image{display:block;max-width:min(100%,620px);max-height:460px;object-fit:cover;border-radius:16px;margin:1rem 0;border:1px solid var(--line)}.forum-thread-replies{margin-top:1.8rem;padding-top:1.4rem;border-top:1px solid var(--line)}.forum-thread-replies h3{margin:0}.forum-replies{display:grid;gap:.6rem;margin-top:1rem}.forum-reply{display:grid;grid-template-columns:32px minmax(0,1fr);gap:.65rem;padding:.8rem;border-radius:14px;background:rgba(107,70,255,.045)}.forum-reply.is-staff{background:linear-gradient(135deg,rgba(201,155,70,.13),rgba(107,70,255,.07));border:1px solid rgba(201,155,70,.22)}.forum-reply-avatar{width:30px;height:30px;border-radius:10px;display:grid;place-items:center;background:var(--purple);color:#fff;font-size:.78rem;font-weight:900}.forum-reply strong{font-size:.87rem}.forum-reply small{margin-left:.45rem;color:var(--muted);font-size:.72rem}.forum-reply p{margin:.28rem 0 0;font-size:.9rem;line-height:1.55;white-space:pre-line}.forum-empty-replies{color:var(--muted)}.staff-label{display:inline-block;padding:.12rem .35rem;border-radius:999px;background:rgba(201,155,70,.2);color:#8a621d;font-size:.66rem}.forum-reply-box{display:flex;gap:.55rem;margin-top:1rem}.forum-thread-reply{margin-top:1.5rem}.forum-reply-box input{min-width:0;flex:1;border:1px solid var(--line);border-radius:13px;background:var(--panel-strong);color:var(--text);padding:.72rem .85rem;font:inherit}.forum-reply-box .btn{padding:.55rem .85rem}.forum-locked-note{margin-top:1rem!important;color:var(--muted);font-size:.86rem}.forum-moderation{display:flex;gap:.45rem;flex-wrap:wrap;margin-top:1rem}.forum-moderation button{border:1px solid var(--line);border-radius:10px;background:transparent;color:var(--muted);font:inherit;font-size:.76rem;font-weight:800;padding:.42rem .6rem;cursor:pointer}.forum-moderation button:hover{color:var(--purple);border-color:var(--purple)}.forum-moderation button.danger:hover{color:var(--danger);border-color:var(--danger)}body.dark-mode .forum-topic,body.dark-mode .forum-thread-card{background:#211f30;box-shadow:0 12px 28px rgba(0,0,0,.2)}body.dark-mode .forum-topic.is-pinned,body.dark-mode .forum-thread-card.is-pinned{background:linear-gradient(135deg,rgba(170,152,255,.17),rgba(33,31,48,.94))}body.dark-mode .forum-reply{background:rgba(170,152,255,.08)}body.dark-mode .forum-category-label{color:var(--violet);background:rgba(170,152,255,.16)}body.dark-mode .staff-label{color:#f5d68b;background:rgba(241,198,107,.18)}
@media(max-width:820px){.forum-hero{align-items:flex-start;flex-direction:column}.forum-hero-note{min-width:0;width:100%}.forum-layout{grid-template-columns:1fr}.forum-compose{position:static}.forum-topic{grid-template-columns:38px minmax(0,1fr);padding:1rem}.forum-topic-mark{width:36px;height:36px;border-radius:12px}.forum-reply-box{flex-direction:column}.forum-reply-box .btn{align-self:flex-start}}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  opacity:.07;
  background-image:radial-gradient(circle at 1px 1px, rgba(107,70,255,.14) 1px, transparent 0);
  background-size:22px 22px;
  mask-image:radial-gradient(circle at center, black 40%, transparent 86%);
}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font:inherit}
.container{
  width:min(calc(100% - 2rem),var(--max));
  margin-inline:auto;
}
.lang-ka [data-lang="en"]{display:none!important}
.lang-en [data-lang="ka"]{display:none!important}
.site-header{
  position:sticky;top:0;z-index:1400;
  background:rgba(248,246,242,.92);
  border-bottom:1px solid var(--line);backdrop-filter:blur(16px);
}
.nav{
  min-height:var(--nav-h);
  display:flex;align-items:center;justify-content:space-between;gap:1rem;position:relative;
}
.brand{display:flex;align-items:center;gap:.9rem}
.logo{
  display:block;width:54px;height:54px;flex:0 0 54px;position:relative;
  background:transparent url("assets/images/classup-mark.png") center/contain no-repeat;
  filter:drop-shadow(0 11px 15px rgba(37,58,199,.2));
  transition:transform .28s cubic-bezier(.2,.75,.25,1),filter .28s ease;
}
.brand:hover .logo{transform:translateY(-2px) rotate(-2deg) scale(1.04);filter:drop-shadow(0 14px 18px rgba(37,58,199,.27))}
.brand-title{font-size:1.24rem;font-weight:850;letter-spacing:-.045em;line-height:1;background:linear-gradient(105deg,var(--indigo),var(--violet) 62%,var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent}
.brand-sub{color:var(--muted);font-size:.69rem;line-height:1.35;margin-top:.22rem;max-width:390px;white-space:normal;letter-spacing:.005em}
.nav-right{display:flex;align-items:center;gap:.75rem;margin-left:auto}
.nav-links{display:flex;align-items:center;gap:1rem}
.nav-group{position:relative}.nav-group-toggle{display:flex;gap:.35rem;align-items:center}.nav-submenu{position:absolute;top:100%;left:0;min-width:170px;margin-top:.25rem;padding:.45rem;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:0 18px 38px rgba(50,25,110,.15);display:none;z-index:20}.nav-group:after{content:"";position:absolute;left:0;right:0;top:100%;height:.3rem}.nav-group:hover .nav-submenu,.nav-group:focus-within .nav-submenu,.nav-group.open .nav-submenu{display:grid;gap:.2rem}.nav-submenu button{padding:.65rem .7rem;text-align:left;border-radius:10px}.nav-submenu button:hover{background:rgba(107,70,255,.08)}
.nav-links button{
  color:var(--muted);font-weight:700;font-size:.95rem;position:relative;cursor:pointer;
  background:none;border:none;padding:0;
}
.nav-links button::after{
  content:"";position:absolute;left:0;bottom:-6px;width:100%;height:2px;border-radius:999px;
  background:linear-gradient(90deg,var(--purple),var(--pink),var(--gold));
  transform:scaleX(0);transform-origin:left;transition:transform .24s ease;
}
.nav-links button:hover::after{transform:scaleX(1)}
.top-action{position:relative}
.icon-btn,.current-flag{
  width:48px;height:48px;border:none;border-radius:16px;cursor:pointer;display:grid;place-items:center;
  background:rgba(255,255,255,.72);border:1px solid var(--line);box-shadow:0 12px 26px rgba(90,54,184,.07);
}
.icon-user{
  width:18px;height:18px;border-radius:50%;background:linear-gradient(135deg,var(--purple),var(--pink));position:relative;
}
.icon-user::before{
  content:"";position:absolute;left:50%;transform:translateX(-50%);top:20px;width:28px;height:14px;
  border-radius:14px 14px 10px 10px;background:linear-gradient(135deg,var(--blue),var(--mint));
}
.flyout{
  position:absolute;top:calc(100% + 12px);right:0;min-width:220px;padding:.7rem;border-radius:22px;
  background:rgba(255,255,255,.94);border:1px solid var(--line);box-shadow:0 24px 48px rgba(84,47,175,.16);
  opacity:0;visibility:hidden;transform:translateY(-8px);transition:.22s ease;z-index:1300;
}
.lang-wrap:hover .flyout,.user-wrap:hover .flyout,.flyout.open{opacity:1;visibility:visible;transform:translateY(0)}
.flag-btn,.user-link{
  width:100%;border:none;background:transparent;display:flex;align-items:center;gap:.8rem;padding:.82rem .9rem;border-radius:16px;
  cursor:pointer;color:var(--text);font-weight:700;text-align:left;
}
.flag-btn:hover,.user-link:hover{background:rgba(107,70,255,.08)}
.flag{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font-size:1rem}
.menu-toggle{
  display:none;width:46px;height:46px;border-radius:15px;border:1px solid var(--line);
  background:rgba(255,255,255,.62);align-items:center;justify-content:center;cursor:pointer
}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
  content:"";display:block;width:18px;height:2px;background:var(--text);border-radius:999px;position:relative
}
.menu-toggle span::before{position:absolute;top:-6px}
.menu-toggle span::after{position:absolute;top:6px}
.page{display:none}
.page.active{display:block}
.hero{padding:clamp(2.8rem,4vw,4.6rem) 0 2rem;overflow:clip}
.hero-grid{
  display:grid;grid-template-columns:1.03fr .97fr;gap:clamp(1.5rem,4vw,3rem);align-items:center;
  min-height:calc(100vh - var(--nav-h) - 1rem)
}
.eyebrow{
  display:inline-flex;align-items:center;gap:.55rem;padding:.62rem 1rem;border-radius:999px;
  border:1px solid rgba(107,70,255,.12);background:rgba(255,255,255,.64);font-size:.84rem;font-weight:800;
  text-transform:uppercase;letter-spacing:.08em;color:var(--muted)
}
.eyebrow::before{
  content:"";width:10px;height:10px;border-radius:999px;
  background:linear-gradient(135deg,var(--pink),var(--gold),var(--mint));
}
h1,h2,h3{margin:0;letter-spacing:-.035em;line-height:1.06}
h1{margin-top:1rem;font-size:clamp(2.2rem,3.8vw,3.5rem);max-width:15ch;overflow-wrap:anywhere}
h2{font-size:clamp(1.8rem,3.5vw,3.1rem)}
h3{font-size:clamp(1.2rem,1.7vw,1.5rem)}
p{margin:0;color:var(--muted);line-height:1.8}
.hero-copy > p{max-width:62ch;margin-top:1.25rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:2rem}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.7rem;min-height:54px;padding:0 1.2rem;border-radius:999px;
  font-weight:800;border:1px solid transparent;cursor:pointer
}
.btn-primary{color:#fff;background:var(--purple);box-shadow:0 10px 22px rgba(49,33,107,.2);transition:transform .2s ease,background .2s ease}.btn-primary:hover{background:var(--violet);transform:translateY(-2px)}
.btn-secondary{background:rgba(255,255,255,.66);border-color:var(--line);color:var(--text)}
.btn-ghost{background:transparent;border-color:rgba(107,70,255,.18);color:var(--purple)}
.hero-stats{margin-top:2rem;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.9rem;max-width:700px}
.home-book-shelf{min-height:390px;padding:2rem;display:flex;align-items:end;gap:1rem;border-radius:32px;background:linear-gradient(145deg,#2d165e,#7b3fe1 58%,#ff7faf);box-shadow:0 28px 60px rgba(77,37,160,.24);position:relative;overflow:hidden}
.home-leaderboard-card{min-height:390px;padding:1.35rem;border-radius:30px;background:linear-gradient(145deg,#231449,#4f2d98 62%,#8a55d9);box-shadow:0 28px 60px rgba(77,37,160,.24);color:#fff;transition:transform .16s ease,box-shadow .2s ease;transform-style:preserve-3d}.home-leaderboard-card:hover{box-shadow:0 34px 72px rgba(77,37,160,.32)}.home-leaderboard-head{display:flex;justify-content:space-between;gap:1rem;align-items:flex-start;padding:.4rem .35rem 1rem}.home-leaderboard-head .small-badge{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.18);color:#fff}.home-leaderboard-head h2{margin:.65rem 0 .35rem;font-size:1.55rem}.home-leaderboard-head p{color:rgba(255,255,255,.72);font-size:.88rem}.home-leaderboard-head .btn{min-height:40px;padding:0 .85rem;border-color:rgba(255,255,255,.25);color:#fff;font-size:.78rem}.home-leaderboard-list{display:grid;gap:.38rem}.home-leader-row{display:grid;grid-template-columns:30px minmax(0,1fr) auto auto;gap:.65rem;align-items:center;padding:.62rem .7rem;border-radius:14px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.09);color:#fff;transition:transform .18s ease,background .18s ease}.home-leader-row:hover{transform:translateX(7px) scale(1.015);background:rgba(255,255,255,.17)}.home-rank{width:28px;height:28px;border-radius:9px;display:grid;place-items:center;background:rgba(255,255,255,.18);font-weight:900;font-size:.8rem}.home-rank.rank-1{background:#f5c75a;color:#3e276f}.home-rank.rank-2{background:#e7e7f0;color:#43336d}.home-rank.rank-3{background:#e79c60;color:#513264}.home-leader-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:800;font-size:.9rem}.home-leader-row strong{font-size:.84rem}.home-leader-row>span:last-child{font-size:.78rem;color:rgba(255,255,255,.75)}
.home-learning-hub{background:linear-gradient(180deg,rgba(244,240,255,.72),rgba(255,255,255,0));padding:4rem 0}.home-grade-grid .grade-card{border:1px solid var(--line);background:#fff;min-height:105px;font-size:1.05rem;font-weight:800;cursor:pointer}.home-grade-grid .grade-card:hover{transform:translateY(-5px);box-shadow:0 16px 30px rgba(90,54,184,.14);color:var(--purple)}.home-grade-grid .grade-card.is-selected{border-color:rgba(117,75,214,.62);background:linear-gradient(135deg,rgba(241,235,255,.98),rgba(255,239,248,.98));box-shadow:0 14px 28px rgba(103,66,195,.16);color:#4c2996}.home-grade-grid .grade-card.is-selected::after{content:'შენი კლასი';display:block;margin-top:.45rem;font-size:.72rem;font-weight:800;color:#8a4abe}.home-resume-card{margin-top:1.25rem;display:flex;align-items:center;gap:1rem;flex-wrap:wrap}.home-resume-card p{flex:1}
.home-value-section{padding:5rem 0}.home-value-section .info-card{background:#fff;border-radius:18px}.home-value-section h3{margin-top:1rem}.home-parent-section{padding:2rem 0 5rem}.home-parent-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;align-items:center;padding:clamp(1.5rem,4vw,4rem);border-radius:28px;background:#28204d;color:#fff}.home-parent-grid h2{margin:1.2rem 0;max-width:13ch}.home-parent-grid p{color:rgba(255,255,255,.76);max-width:55ch}.home-parent-grid .eyebrow{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.16)}.parent-quote{border-left:1px solid rgba(255,255,255,.28);padding:1.5rem 0 1.5rem 2rem}.parent-quote span{font-size:4rem;line-height:.5;color:var(--gold)}.parent-quote p{font-size:1.25rem;color:#fff;line-height:1.55}
.home-book-shelf:before{content:"";position:absolute;inset:auto 0 42px;height:14px;background:#f6c56d;box-shadow:0 12px 0 rgba(19,8,50,.28)}
.home-book{z-index:1;width:29%;min-height:220px;padding:1.2rem .8rem;border-radius:12px 12px 4px 4px;color:#fff;font-weight:900;font-size:2rem;line-height:1.05;box-shadow:10px 12px 0 rgba(18,8,42,.22);display:flex;flex-direction:column;justify-content:center;transform:rotate(-5deg)}
.home-book small{font-size:.75rem;letter-spacing:.05em}.book-one{background:#f05b9c}.book-two{background:#f2ae4b;transform:rotate(4deg)}.book-three{background:#49bda8;transform:rotate(-1deg)}
.shelf-note{position:absolute;top:1.5rem;right:1.5rem;color:#fff;text-align:right;font-size:1.1rem;line-height:1.35}.shelf-note strong{font-size:1.6rem}
.stat,.metric,.quick-link,.subject-card,.grade-card,.product,.sidebar-card,.leader,.info-card{
  border-radius:24px;background:rgba(255,255,255,.62);border:1px solid var(--line);box-shadow:0 14px 28px rgba(90,54,184,.07)
}
.stat,.metric,.quick-link,.subject-card,.grade-card,.product,.sidebar-card,.leader,.info-card{padding:1rem}
.my-course-card{display:flex;flex-direction:column;align-items:flex-start;gap:.72rem}.my-course-card p{margin:0}.my-course-card .btn{margin-top:.15rem}.course-progress{width:100%;height:10px;overflow:hidden;border-radius:999px;background:rgba(110,79,181,.13);border:1px solid rgba(110,79,181,.1)}.course-progress span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--purple),var(--pink),var(--gold));box-shadow:0 0 14px rgba(183,91,184,.28);transition:width .35s ease}.my-course-card small{color:var(--muted);font-weight:800}
.quick-grid,.subject-grid,.grade-grid,.shop-grid,.stats-grid,.portal-grid,.course-detail-grid{display:grid;gap:1rem}
.quick-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.subject-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.grade-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.shop-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.stats-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.portal-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.course-layout{display:grid;grid-template-columns:320px minmax(0,1fr);column-gap:clamp(3.5rem,5vw,5.5rem);row-gap:1.5rem;align-items:start}
.course-sidebar{position:static;display:grid;grid-template-columns:minmax(0,1fr);gap:1rem;min-width:0;align-self:start}.course-sidebar>.sidebar-card{min-width:0;max-width:100%}.shop-sidebar{position:sticky;top:calc(var(--nav-h) + 1rem);display:grid;gap:1rem}
.course-hero{
  padding:1.25rem;border-radius:28px;background:rgba(255,255,255,.68);border:1px solid var(--line);box-shadow:var(--shadow)
}
.course-banner{
  aspect-ratio:2.1/1;border-radius:24px;overflow:hidden;position:relative;
  background:linear-gradient(135deg,var(--purple),var(--pink),var(--gold));margin-top:1rem
}
.course-banner::after{
  content:"ClassUp კურსი";position:absolute;inset:0;display:grid;place-items:center;color:#fff;
  font-size:clamp(1.5rem,3vw,2.4rem);font-weight:700
}
.course-banner.has-cover{background-position:center;background-size:cover}.course-banner.has-cover::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(35,18,77,.38),rgba(35,18,77,.08));z-index:1}.course-banner.has-cover::after{display:none}
.learning-lesson{display:flex;align-items:center;gap:.65rem;text-align:left}.learning-lesson .lesson-number{flex:0 0 28px;width:28px;height:28px;display:grid;place-items:center;border-radius:9px;background:rgba(107,70,255,.12);color:var(--purple);font-size:.78rem;font-weight:900}.learning-lesson .lesson-label{min-width:0;flex:1}.lesson-access-badge{white-space:nowrap;padding:.26rem .48rem;border-radius:999px;font-size:.69rem;font-weight:850}.lesson-access-badge.is-preview{background:rgba(38,158,98,.13);color:#147348}.lesson-access-badge.is-complete{background:rgba(107,70,255,.12);color:var(--purple)}.learning-lesson.is-locked{border-style:dashed;background:rgba(107,70,255,.035)}.learning-lesson.is-locked:hover{background:linear-gradient(135deg,rgba(107,70,255,.11),rgba(255,124,169,.08));border-color:rgba(144,95,226,.46)}.lesson-access-badge.is-locked{background:linear-gradient(135deg,#6b46ff,#d95d9c);color:#fff;box-shadow:0 5px 12px rgba(107,70,255,.18)}body.dark-mode .learning-lesson.is-locked{background:rgba(170,152,255,.08)}body.dark-mode .learning-lesson .lesson-number{background:rgba(170,152,255,.18);color:#d9ceff}
.header-cart-wrap{position:relative}.cart-icon-btn{position:relative;font-size:1.05rem}.cart-badge{position:absolute;right:-5px;top:-6px;min-width:19px;height:19px;padding:0 4px;border-radius:999px;background:var(--pink);color:#fff;font-size:.7rem;font-weight:900;line-height:19px;border:2px solid #fff}
.icon-btn.has-avatar{overflow:hidden;padding:0;border-radius:50%}.icon-btn.has-avatar .icon-user{display:none}.top-avatar{width:100%;height:100%;object-fit:cover;display:block}
.course-banner.has-video::after{display:none}
.course-banner iframe{width:100%;height:100%;border:0;display:block}
.video-watermark{position:absolute;right:14px;bottom:12px;padding:.3rem .55rem;border-radius:999px;background:rgba(20,12,40,.52);color:#fff;font-size:.75rem;font-weight:700;pointer-events:none;z-index:2}
.course-detail-grid{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:1rem}
.course-sidebar .leader{grid-template-columns:42px minmax(0,1fr) auto}.course-sidebar .leader>div:nth-child(2){min-width:0}.course-sidebar .leader strong,.course-sidebar .leader p{overflow-wrap:anywhere}.course-sidebar .leader .small-badge{white-space:nowrap;padding:0 .65rem;font-size:.76rem}
.subject-card,.grade-card,.product{cursor:pointer}
.product{background:#fff;border-radius:18px;padding:0;overflow:hidden;display:flex;flex-direction:column;transition:transform .22s ease,box-shadow .22s ease}.product:hover{transform:translateY(-6px);box-shadow:0 22px 42px rgba(34,26,59,.14)}.product>strong,.product>p,.product>.product-meta,.product>.btn{margin-left:1.2rem;margin-right:1.2rem}.product>strong{font-size:1.1rem;line-height:1.35}.product>p{margin-top:.55rem;line-height:1.55;min-height:3.1em}.product .product-meta{margin-top:auto;padding-top:1rem;border-top:1px solid var(--line)}.product .btn{align-self:flex-start;margin-bottom:1.2rem}.product-cover{border-radius:0;margin:0 0 1.2rem;aspect-ratio:1/1.08;background-color:#ede8fb}.product-cover::before{display:none}
.subject-visual,.grade-visual,.product-cover{
  aspect-ratio:1.2/1;border-radius:18px;position:relative;overflow:hidden;margin-bottom:.9rem
}
.subject-visual::before,.grade-visual::before,.product-cover::before{
  content:"";position:absolute;inset:14px;border-radius:14px;border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.16)
}
.subject-icon,.grade-icon{
  position:absolute;inset:0;display:grid;place-items:center;color:#fff;font-size:2rem;font-weight:700
}
.shop-layout{display:grid;grid-template-columns:280px 1fr;gap:1rem;align-items:start}
.shop-sidebar .sidebar-card{background:#fff;border-radius:18px}.shop-sidebar .filter-btn{background:transparent;border-radius:10px}.shop-sidebar .filter-btn:hover{background:#f3efff}.shop-layout>#shopGrid{align-content:start}
.filter-list{display:grid;gap:.55rem;margin-top:.8rem}
.filter-btn{
  width:100%;text-align:left;border:none;background:rgba(255,255,255,.72);color:var(--text);padding:.85rem .95rem;border-radius:16px;cursor:pointer;font-weight:700
}
.filter-btn.active{
  background:linear-gradient(135deg,rgba(107,70,255,.12),rgba(255,92,168,.12));color:var(--purple);border:1px solid rgba(107,70,255,.18)
}
.rank{
  width:42px;height:42px;border-radius:14px;display:grid;place-items:center;color:#fff;font-weight:800;
  background:linear-gradient(135deg,var(--purple),var(--pink))
}
.leader{display:grid;grid-template-columns:42px 1fr auto auto;gap:.7rem;align-items:center}
.price-tag,.small-badge{
  display:inline-flex;align-items:center;justify-content:center;min-height:36px;padding:0 .8rem;border-radius:999px;font-weight:800;font-size:.82rem
}
.price-tag{background:rgba(107,70,255,.08);color:var(--purple)}
.small-badge{color:var(--muted);background:rgba(255,255,255,.76);border:1px solid var(--line)}
.pill-row{display:flex;flex-wrap:wrap;gap:.55rem;margin-top:.9rem}
.pill{padding:.42rem .7rem;border-radius:999px;background:rgba(107,70,255,.08);color:var(--purple);font-weight:800;font-size:.8rem}
.footer{
  margin-top:4rem;background:linear-gradient(180deg,#22153f 0%, #140c28 100%);color:#fff;padding:3rem 0 1.2rem
}
.field input,.field textarea,.field select{width:100%;border:1px solid var(--line);border-radius:14px;background:#fff;padding:.9rem 1rem;color:var(--text);outline:none;transition:border-color .2s ease,box-shadow .2s ease}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--violet);box-shadow:0 0 0 4px rgba(98,80,200,.1)}
.dashboard-stats .metric{background:#fff;border-radius:18px}.metric strong{font-size:1.45rem}.info-card{border-radius:18px;background:#fff}.account-layout{gap:1.5rem}.account-tabs{background:#fff;border:1px solid var(--line);border-radius:16px;padding:.4rem}
.footer{background:#211940!important;color:#fff}.footer p,.footer a,.footer small{color:rgba(255,255,255,.7)!important}.footer .brand-sub{color:rgba(255,255,255,.6)!important}.footer .logo{box-shadow:none}
#productDialog{width:min(680px,calc(100% - 2rem));padding:2rem;border:0;border-radius:24px;background:#fff;box-shadow:0 30px 90px rgba(14,10,32,.38)}#productDialog::backdrop{background:rgba(24,18,48,.66);backdrop-filter:blur(6px)}#productDialog #closeProductDialog{float:right;min-width:42px;min-height:42px;padding:0;border-radius:50%;font-size:1.35rem}#productDialogContent{clear:both;padding-top:.5rem}#productDialogContent img{border-radius:16px;background:#f4f1f8;padding:.5rem}#productDialogContent h2{margin:1.3rem 0 .8rem}#productDialogContent p{margin:.55rem 0}#productDialogContent p strong{display:inline-block;background:#f0ebff;color:var(--purple);padding:.55rem .8rem;border-radius:999px}
.product-cover{border:0;cursor:pointer;transition:filter .2s ease;background:linear-gradient(135deg,var(--purple),var(--pink),var(--gold));overflow:hidden}.product-cover:hover{filter:brightness(.9)}.product-cover img{display:block;width:100%;height:100%;object-fit:cover}
.footer-grid{display:grid;grid-template-columns:minmax(250px,1.3fr) minmax(150px,.7fr) minmax(150px,.7fr);gap:2.25rem;padding-bottom:2rem;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand-col{max-width:410px}.footer-intro{margin:1rem 0 0;line-height:1.7;font-size:.94rem}.footer-nav-col h4{margin:.2rem 0 1rem;color:#fff;font-size:.92rem;letter-spacing:.01em}
.footer-links{display:grid;gap:.18rem}
.footer-links button{padding:.48rem 0;border:0;background:transparent;color:rgba(255,255,255,.68);font-weight:650;cursor:pointer;text-align:left;font-size:.92rem}
.footer-links button:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer-bottom{
  display:flex;align-items:center;flex-wrap:wrap;justify-content:space-between;gap:1rem;padding-top:1.15rem;color:rgba(255,255,255,.6);font-size:.88rem
}
.footer-legal{display:flex;flex-wrap:wrap;gap:.75rem 1.25rem}.social-links{display:flex;align-items:center;gap:.45rem}.social-links a{display:inline-flex;align-items:center;gap:.42rem;min-height:34px;padding:.35rem .55rem;border:1px solid rgba(255,255,255,.12);border-radius:10px;color:rgba(255,255,255,.78);text-decoration:none;font-weight:750;font-size:.82rem}.social-links a:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.25);color:#fff}.social-links a span:first-child{width:16px;text-align:center;font-size:1rem}
.breadcrumb{display:flex;flex-wrap:wrap;gap:.55rem;align-items:center;margin-bottom:1rem;color:var(--muted);font-size:.92rem}
.breadcrumb button{border:none;background:none;color:var(--muted);font-weight:700;cursor:pointer;padding:0}
.modal{
  position:fixed;inset:0;z-index:2000;display:none;align-items:center;justify-content:center;padding:1rem;
  background:rgba(17,12,38,.42);backdrop-filter:blur(10px)
}
.modal.open{display:flex}
body.brainy-overlay-open{overflow:hidden}
.modal-shell{
  width:min(1100px,100%);max-height:min(92vh,920px);overflow:auto;border-radius:32px;background:rgba(255,255,255,.92);
  border:1px solid var(--line);box-shadow:0 30px 80px rgba(35,16,83,.24);position:relative
}
.modal-close{
  position:absolute;top:16px;right:16px;width:46px;height:46px;border:none;border-radius:16px;
  background:rgba(255,255,255,.8);border:1px solid var(--line);cursor:pointer;font-size:1.2rem;color:var(--text);z-index:3
}
.auth-page,.account-page{display:none;padding:1.4rem}
.auth-page.active,.account-page.active{display:block}
.auth-layout{display:grid;grid-template-columns:.95fr 1.05fr;gap:1rem}
.auth-visual,.auth-panel,.account-sidebar,.account-content{
  border-radius:28px;background:rgba(255,255,255,.72);border:1px solid var(--line);box-shadow:0 16px 34px rgba(90,54,184,.08)
}
.auth-visual{padding:1.2rem;min-height:580px}
.auth-panel,.account-content,.account-sidebar{padding:1rem}
.auth-visual{position:relative;overflow:hidden;padding:clamp(1.6rem,4vw,3rem);background:linear-gradient(145deg,#2b185e,#6636b7 58%,#d66d9c)!important;color:#fff}.auth-visual:before{content:"";position:absolute;width:340px;height:340px;border-radius:50%;right:-120px;bottom:-120px;background:rgba(255,255,255,.13);box-shadow:-80px -100px 0 rgba(255,255,255,.05)}.auth-visual .eyebrow{position:relative;z-index:1;width:max-content;background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.2);color:#fff}.auth-visual h2{position:relative;z-index:1;margin:2.2rem 0 .8rem;font-size:clamp(2.25rem,4vw,3.7rem);line-height:1.03;max-width:9ch}.auth-visual>p{position:relative;z-index:1;max-width:38ch;color:rgba(255,255,255,.8);line-height:1.7}.auth-feature-list{position:relative;z-index:1;display:grid;gap:.7rem;margin-top:2rem}.auth-feature-list>div{display:flex;align-items:center;gap:.75rem;padding:.75rem .85rem;border:1px solid rgba(255,255,255,.15);border-radius:16px;background:rgba(22,10,59,.16);backdrop-filter:blur(8px)}.auth-feature-list span{display:grid;place-items:center;width:32px;height:32px;border-radius:10px;background:rgba(255,255,255,.16)}.auth-feature-list strong{font-size:.9rem}.auth-visual-orb{position:absolute;right:clamp(1.3rem,4vw,3rem);bottom:clamp(1.2rem,4vw,2.5rem);width:86px;height:86px;border-radius:28px;display:grid;place-items:center;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.22);font-size:2.8rem;font-weight:950;transform:rotate(-10deg)}.auth-panel{padding:clamp(1.35rem,3vw,2.25rem)}.auth-panel .field{margin-top:1rem}.auth-panel .btn-primary{width:100%}.auth-form-note{font-size:.8rem;color:var(--muted);line-height:1.5;margin:.9rem 0 0}
.tab-switch{display:flex;gap:.5rem;padding:.35rem;border-radius:999px;background:rgba(107,70,255,.08);width:max-content;margin-bottom:1rem}
.tab-btn{
  border:none;background:transparent;padding:.7rem 1rem;border-radius:999px;color:var(--muted);font-weight:800;cursor:pointer
}
.tab-btn.active{background:linear-gradient(135deg,var(--purple),var(--pink));color:#fff}
.form-pane{display:none}
.form-pane.active{display:block}
.role-switch{display:flex;gap:.55rem;flex-wrap:wrap;margin-top:.8rem}
.role-btn{
  border:none;padding:.7rem .9rem;border-radius:999px;background:rgba(107,70,255,.08);color:var(--purple);font-weight:800;cursor:pointer
}
.role-btn.active{color:#fff;background:linear-gradient(135deg,var(--purple),var(--pink))}
.field{display:grid;gap:.42rem;margin-top:.8rem}
.field input,.field select,.field textarea{
  width:100%;border:1px solid rgba(52,34,108,.12);background:rgba(255,255,255,.84);color:var(--text);
  border-radius:18px;padding:.95rem 1rem;outline:none
}
.account-layout{display:grid;grid-template-columns:320px 1fr;gap:1rem}
.avatar-wrap{display:flex;align-items:center;gap:.9rem;margin-bottom:1rem}
.avatar{
  width:72px;height:72px;border-radius:24px;background:linear-gradient(135deg,var(--purple),var(--pink),var(--gold));
  color:#fff;display:grid;place-items:center;font-size:1.4rem;font-weight:800;overflow:hidden
}
.account-nav{display:grid;gap:.5rem;margin-top:1rem}
.account-tab{
  width:100%;border:none;text-align:left;padding:.85rem .95rem;border-radius:16px;background:rgba(255,255,255,.7);cursor:pointer;font-weight:700
}
.account-tab.active{
  color:var(--purple);background:linear-gradient(135deg,rgba(107,70,255,.12),rgba(255,92,168,.12));border:1px solid rgba(107,70,255,.18)
}
.account-pane{display:none}
.account-pane.active{display:block}
.hidden{display:none!important}

/* Layout and performance refinements */
.page > section{padding:2.5rem 0 1rem}
.page > .hero{padding-top:clamp(2.25rem,4vw,4rem)}
.section-head{max-width:760px;margin-bottom:1.5rem}
.section-head p{margin-top:.75rem;max-width:62ch}
.hero-grid{min-height:auto;padding-bottom:2rem}
.hero-copy{min-width:0}
.hero-copy > p{font-size:1.02rem;line-height:1.7}
.hero-stats .stat{padding:1.1rem}
.stat strong,.metric strong{font-size:1.45rem;line-height:1.1;display:block}
.subject-card,.grade-card,.product{transition:transform .18s ease,box-shadow .18s ease}
.subject-card:hover,.grade-card:hover,.product:hover{transform:translateY(-4px);box-shadow:0 20px 36px rgba(90,54,184,.12)}
.product-meta{display:flex;align-items:center;justify-content:space-between;gap:.5rem;margin-top:1rem}
.dashboard-stats{margin:1.25rem 0}
.daily-card{display:flex;align-items:center;justify-content:space-between;gap:1rem}
.daily-card h3{margin:.75rem 0 .35rem}
.daily-card .btn:disabled{cursor:not-allowed;opacity:.7}
.daily-answer{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap}
.daily-answer input{width:120px;border:1px solid rgba(52,34,108,.12);background:rgba(255,255,255,.84);color:var(--text);border-radius:999px;padding:.85rem 1rem;outline:none}
.worksheet-controls{align-self:start}
.practice-toolbar{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;align-items:end;margin-bottom:1.5rem}
.practice-toolbar .field{margin:0}.practice-toolbar-action .btn{width:100%}.worksheet-answer-toggle{display:flex;align-items:center;gap:.55rem;margin-top:.8rem;color:var(--muted);font-weight:700}.worksheet-answer-key{margin-top:2.25rem;padding-top:1rem;border-top:2px dashed #d9d2ea}.worksheet-answer-key h3{margin:0 0 .5rem;color:var(--purple)}.worksheet-answer-key p{line-height:1.9}
.practice-answer-option{position:relative;transition:transform .16s ease,border-color .16s ease,background .16s ease}.practice-answer-option.is-selected{color:var(--purple);background:linear-gradient(135deg,rgba(107,70,255,.16),rgba(255,109,164,.14));border-color:rgba(107,70,255,.52);transform:translateY(-1px)}.practice-answer-option.is-selected::after{content:'✓';position:absolute;right:.75rem;top:50%;transform:translateY(-50%);display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--purple);color:#fff;font-size:.75rem;font-weight:900}body.dark-mode .practice-answer-option.is-selected{color:#f7f4ff;background:linear-gradient(135deg,rgba(150,117,255,.3),rgba(255,105,174,.2));border-color:#b498ff}
.btn[aria-busy="true"]{position:relative;cursor:progress;opacity:.75}.btn[aria-busy="true"]::after{content:'';display:inline-block;width:.75em;height:.75em;margin-left:.55em;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;vertical-align:-.08em;animation:brainy-spin .65s linear infinite}@keyframes brainy-spin{to{transform:rotate(360deg)}}
.full-quiz-controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem;margin:1rem 0}.full-quiz-controls select{width:100%;padding:.85rem 1rem;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.9);color:var(--text);font:inherit;font-weight:700}.full-quiz-note{color:var(--muted);margin:.25rem 0 1rem}.practice-exam-card,.practice-exam-result{padding:clamp(1.25rem,3vw,2rem);border:1px solid var(--line);border-radius:24px;background:linear-gradient(145deg,rgba(255,255,255,.98),rgba(246,242,255,.95));box-shadow:0 16px 38px rgba(64,39,128,.09)}.practice-exam-head,.practice-exam-actions{display:flex;justify-content:space-between;align-items:center;gap:.75rem;flex-wrap:wrap}.practice-exam-head{color:var(--muted);font-weight:700;font-size:.9rem}.practice-exam-progress{height:8px;overflow:hidden;border-radius:999px;background:rgba(107,70,255,.12);margin:1rem 0 1.4rem}.practice-exam-progress i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--purple),var(--pink),var(--gold));transition:width .25s ease}.practice-exam-card h3{font-size:clamp(1.25rem,2vw,1.65rem);line-height:1.45;margin:0 0 1.35rem}.practice-exam-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.8rem}.practice-exam-option{min-height:68px;padding:1rem;text-align:left;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.8);color:var(--text);font:inherit;font-weight:800;cursor:pointer;transition:.18s ease}.practice-exam-option:hover,.practice-exam-option.is-selected{border-color:var(--purple);background:linear-gradient(135deg,rgba(107,70,255,.14),rgba(255,92,168,.13));box-shadow:0 8px 20px rgba(92,52,181,.12)}.practice-exam-option.is-selected::before{content:'✓';display:inline-grid;place-items:center;width:24px;height:24px;margin-right:.65rem;border-radius:50%;background:var(--purple);color:#fff}.practice-exam-actions{margin-top:1.5rem}.practice-exam-score{font-size:clamp(3.5rem,9vw,6rem);font-weight:900;line-height:1;margin:1rem 0;background:linear-gradient(135deg,var(--purple),var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent}.full-quiz-submitting{padding:2rem;text-align:center;font-weight:800;color:var(--purple)}
body.dark-mode .full-quiz-controls select{background:#28243a;color:#f7f4ff;border-color:#51496c}body.dark-mode .full-quiz-note{color:#c9c2d9}body.dark-mode .practice-exam-card,body.dark-mode .practice-exam-result{background:linear-gradient(145deg,#242136,#1e1b2d);border-color:#4b4663;box-shadow:0 16px 38px rgba(0,0,0,.28)}body.dark-mode .practice-exam-option{background:#2b273d;border-color:#4b4663;color:#f7f4ff}body.dark-mode .practice-exam-option:hover,body.dark-mode .practice-exam-option.is-selected{background:linear-gradient(135deg,rgba(150,117,255,.28),rgba(255,105,174,.22));border-color:#b498ff}
.worksheet-sheet{min-height:650px;padding:2.25rem;border-radius:28px;background:#fff;color:#1b1630;box-shadow:var(--shadow)}
.worksheet-brand,.worksheet-meta{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;color:#5f5a7a;font-size:.9rem}
.worksheet-brand strong{color:var(--purple);font-size:1.1rem}
.worksheet-sheet h2{font-size:2rem;margin:2rem 0 1.25rem}
.worksheet-problems{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.15rem 2rem;padding-left:1.4rem;font-size:1.1rem;line-height:1.6}
.worksheet-footer{margin-top:2rem;padding-top:1rem;border-top:1px solid #e8e5ef;font-size:.85rem}
.footer p,.footer .brand-sub{color:rgba(255,255,255,.68)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.subject-card,.grade-card,.product{transition:none}}
@media (max-width:1100px){
  .footer-grid,.auth-layout,.account-layout{grid-template-columns:1fr}
  .quick-grid,.subject-grid,.grade-grid,.shop-grid,.stats-grid,.portal-grid,.course-detail-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:900px){.course-layout,.shop-layout{grid-template-columns:minmax(0,1fr);width:100%;max-width:100%}.course-sidebar,.shop-sidebar,.shop-layout>*,.shop-layout>#shopGrid,.shop-layout>div,.shop-layout>div>#shopGrid{position:static;min-width:0;max-width:100%;width:100%}.shop-sidebar .sidebar-card{padding:.8rem;min-width:0;max-width:100%;overflow:hidden}.shop-sidebar .filter-list{display:flex;gap:.45rem;width:100%;max-width:100%;min-width:0;overflow-x:auto;overscroll-behavior-inline:contain;scrollbar-width:thin}.shop-sidebar .filter-btn{min-width:max-content}}
@media (max-width:780px){
  .nav{gap:.5rem}
  .brand{min-width:0;flex:1;gap:.6rem}
  .brand-text{min-width:0}
  .brand-title{font-size:1.05rem}
  .brand-sub{overflow:hidden;text-overflow:ellipsis}
  .nav-right{flex:0 0 auto;gap:.35rem}
  .logo{width:44px;height:44px;border-radius:14px;flex:0 0 44px}
  .icon-btn,.menu-toggle{width:42px;height:42px;border-radius:13px}
  .menu-toggle{display:flex}
  .nav-links{
    position:absolute;top:calc(var(--nav-h) - 2px);left:1rem;right:1rem;display:grid;gap:.25rem;padding:.7rem;
    max-height:calc(100dvh - var(--nav-h) - 1rem);overflow-y:auto;overscroll-behavior:contain;
    background:var(--panel-strong);color:var(--text);border:1px solid var(--line);border-radius:22px;box-shadow:0 24px 44px rgba(84,47,175,.14);
    opacity:0;visibility:hidden;transform:translateY(-10px);transition:.22s ease;z-index:1450
  }
  .nav-links.open{opacity:1;visibility:visible;transform:translateY(0)}
  .nav-group{width:100%}.nav-submenu{position:static;box-shadow:none;margin-top:.25rem;background:rgba(107,70,255,.04)}
  .nav-links>button,.nav-group-toggle,.nav-submenu button{color:var(--text)}
  body.dark-mode .nav-links{background:#211f30;border-color:rgba(192,180,255,.22);box-shadow:0 26px 54px rgba(0,0,0,.52)}
  body.dark-mode .nav-submenu{background:#292638;border-color:rgba(192,180,255,.18)}
  body.dark-mode .nav-links>button:hover,body.dark-mode .nav-group-toggle:hover,body.dark-mode .nav-submenu button:hover{background:rgba(170,152,255,.14)}
  .hero-grid,.hero-stats,.quick-grid,.subject-grid,.grade-grid,.shop-grid,.stats-grid,.portal-grid,.course-detail-grid{grid-template-columns:1fr}
  .hero-visual{display:block}.home-leaderboard-card{min-height:0;margin-top:1rem}.home-leaderboard-head{align-items:center}.home-leaderboard-head .btn{display:none}.home-leader-row{grid-template-columns:28px minmax(0,1fr) auto;gap:.45rem}.home-leader-row>span:last-child{display:none}
  .hero-actions .btn,.daily-answer .btn{width:100%}
  .filter-list .filter-btn{text-align:left}
  #fullQuizRunner .field{padding:.75rem 0}
  .container{width:min(100% - 1.5rem,1180px)}
  .course-hero,.info-card,.product{padding:1.1rem}
  .account-tabs{overflow-x:auto;white-space:nowrap;padding-bottom:.35rem}
  input,select,textarea{font-size:16px}
  .daily-card{align-items:flex-start;flex-direction:column}
  .worksheet-problems{grid-template-columns:1fr}
  .practice-toolbar{grid-template-columns:1fr}
  .full-quiz-controls,.practice-exam-options{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:1.5rem}.footer-brand-col{grid-column:1/-1}.footer-bottom{align-items:flex-start;flex-direction:column}.social-links{flex-wrap:wrap}.social-name{display:none}
}
@media (max-width:520px){
  .brand-sub{display:none}
  .container{width:min(100% - 1rem,1180px)}
  .nav{min-height:68px}
  .nav-links{top:66px;left:.5rem;right:.5rem}
  .nav-right{gap:.25rem}
  .logo{width:40px;height:40px;flex-basis:40px}
  .icon-btn,.menu-toggle{width:40px;height:40px;border-radius:12px}
  .flyout{max-width:calc(100vw - 1rem)}
}
body.dark-mode .auth-visual{background:linear-gradient(145deg,#211344,#44237c 58%,#8a4670)!important}body.dark-mode .auth-panel{background:#211f30}
.learning-prompt-shell{width:min(620px,100%);padding:clamp(2rem,5vw,3.5rem)}.learning-prompt-content h2{font-size:clamp(1.55rem,4vw,2.35rem);margin:0 0 .8rem}.learning-prompt-content p{line-height:1.65;color:var(--muted)}.learning-prompt-content .hero-actions{margin-top:1.5rem}.lesson-quiz-card{margin-top:1.25rem;padding:clamp(1rem,3vw,1.7rem);border-radius:24px;background:linear-gradient(135deg,rgba(107,70,255,.08),rgba(255,125,169,.09));border:1px solid rgba(107,70,255,.16)}.lesson-quiz-card h3{margin:0 0 .6rem}.quiz-answer-btn{display:block;width:100%;text-align:left;margin:.65rem 0;padding:.85rem 1rem;border:1px solid var(--line);border-radius:14px;background:#fff;color:var(--text);font:inherit;font-weight:700;cursor:pointer;transition:.15s}.quiz-answer-btn:hover{border-color:var(--purple);transform:translateX(3px)}.quiz-answer-btn.correct{background:#dcf8e8;border-color:#34a867;color:#17633a}.quiz-answer-btn.wrong{background:#ffe3e7;border-color:#df4767;color:#9f2440}.quiz-answer-btn:disabled{cursor:default}.lesson-quiz-progress{font-size:.85rem;color:var(--muted);font-weight:800;margin-bottom:.7rem}
.cart-backdrop{position:fixed;inset:0;z-index:1990;background:rgba(17,12,38,.55);opacity:0;visibility:hidden;transition:.2s ease}.cart-backdrop.open{opacity:1;visibility:visible}.cart-drawer{position:fixed;inset:0;z-index:1995;padding:clamp(1.25rem,4vw,4rem);background:#fbfaff;transform:translateY(100%);transition:transform .3s ease;display:flex;flex-direction:column}.cart-drawer.open{transform:translateY(0)}.cart-drawer-head{display:flex;justify-content:space-between;gap:1rem;align-items:flex-start;padding-bottom:1.25rem;border-bottom:1px solid var(--line)}.cart-drawer-head h3{margin:.55rem 0 0;font-size:clamp(1.5rem,3vw,2.2rem)}.cart-drawer .modal-close{position:static;flex:0 0 auto}.cart-drawer-items{flex:1;overflow:auto;padding:1.25rem 0;max-width:1050px;width:100%;margin:0 auto}.cart-drawer-foot{border-top:1px solid var(--line);padding-top:1rem;max-width:1050px;width:100%;margin:0 auto;display:grid;grid-template-columns:1fr auto;align-items:center;gap:.6rem 1.5rem}.cart-drawer-foot strong{font-size:1.1rem}.cart-drawer-foot .btn{min-width:240px}.cart-drawer-foot p{grid-column:1/-1;margin:0;color:var(--muted);font-size:.78rem;line-height:1.45}.cart-item-actions{display:flex;align-items:center;justify-content:flex-end;gap:.4rem;margin-top:.55rem}.cart-item-actions .btn{min-width:34px;padding:.3rem .55rem}.cart-product-row{display:grid;grid-template-columns:120px minmax(0,1fr) auto;gap:1.25rem;align-items:center;padding:1.1rem 0;border-bottom:1px solid var(--line)}.cart-product-image{width:120px;height:145px;border-radius:16px;overflow:hidden;background:linear-gradient(135deg,var(--purple),var(--pink));display:grid;place-items:center;color:#fff;font-size:2.2rem}.cart-product-image img{width:100%;height:100%;object-fit:cover}.cart-product-row h3{margin:.55rem 0 .45rem;font-size:1.12rem}.cart-product-row p{margin:0 0 .7rem;color:var(--muted);line-height:1.5}.cart-product-row .cart-item-actions{margin:0;align-self:center;flex-wrap:wrap;max-width:120px}.cart-product-row .cart-item-actions span{min-width:22px;text-align:center;font-weight:800}
.cart-checkout-form{max-width:1050px;width:100%;margin:1rem auto 0;padding:1.25rem;border-radius:20px;background:#fff;border:1px solid var(--line);box-shadow:0 12px 28px rgba(90,54,184,.08)}.cart-checkout-form h3{margin:0 0 .4rem}.cart-checkout-form .btn{margin-top:1rem}
@media (max-width:780px){.cart-drawer{padding:1.25rem}.cart-drawer-foot{grid-template-columns:1fr}.cart-drawer-foot .btn{width:100%}.cart-product-row{grid-template-columns:75px minmax(0,1fr);gap:.8rem}.cart-product-image{width:75px;height:95px}.cart-product-row .cart-item-actions{grid-column:2;justify-content:flex-start;max-width:none}.cart-product-row h3{font-size:1rem}}
.avatar img{width:100%;height:100%;object-fit:cover;display:block}
.field label{font-size:.88rem;font-weight:800;color:var(--text)}
.field small{font-size:.8rem;color:var(--muted);line-height:1.45}
.profile-heading{margin-bottom:1.25rem}.profile-heading h3{margin:.7rem 0 .35rem}.profile-heading p,.profile-security p{color:var(--muted);line-height:1.6}
.profile-security{margin:1.5rem 0;padding:1.2rem;border:1px solid var(--line);border-radius:22px;background:rgba(107,70,255,.045)}
.profile-security h4{margin:0}.profile-security p{font-size:.9rem;margin:.45rem 0 0}
.password-input{position:relative}.password-input input{padding-right:3.25rem}
.password-toggle{position:absolute;right:.55rem;top:50%;transform:translateY(-50%);width:2.35rem;height:2.35rem;border:0;border-radius:12px;background:transparent;color:var(--purple);cursor:pointer;font-size:1.25rem}
.password-toggle:hover{background:rgba(107,70,255,.1)}
.password-strength{display:block;min-height:1.25rem;margin-top:.45rem;font-size:.78rem;font-weight:750;color:var(--muted)}.password-strength.is-weak{color:#bb435f}.password-strength.is-good{color:#887029}.password-strength.is-strong{color:#25816c}
.text-action{display:block;margin:1rem 0 0;padding:0;border:0;background:none;color:var(--purple);font-weight:800;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.text-action:hover{color:var(--pink)}
.auth-feedback{margin-bottom:0}.auth-feedback.is-error{color:#bd405d}.auth-feedback.is-success{color:#24836d}
.form-feedback{min-height:1.4em;margin:.7rem 0 0;color:var(--purple);font-size:.9rem;font-weight:700;line-height:1.45}
.auth-consent{display:block;margin-top:1rem;color:var(--muted);font-size:.82rem;line-height:1.55}.auth-consent input{width:auto!important;margin-right:.38rem;accent-color:var(--purple)}.inline-link{padding:0;border:0;background:transparent;color:var(--purple);font:inherit;font-weight:800;text-decoration:underline;text-underline-offset:2px;cursor:pointer}.inline-link:hover{color:var(--pink)}
.selected-grade-notice{width:max-content;max-width:100%;margin:-.5rem 0 1.25rem;padding:.65rem 1rem;border:1px solid rgba(98,80,200,.22);border-radius:999px;background:linear-gradient(135deg,rgba(98,80,200,.1),rgba(233,109,145,.1));color:var(--purple);font-weight:850}.policy-page .section-head{max-width:820px}.policy-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.policy-grid .info-card{height:100%}.policy-grid h3{margin:0 0 .55rem}.policy-grid p{margin:0;line-height:1.75}body.dark-mode .selected-grade-notice{color:#e9e3ff;border-color:rgba(192,180,255,.28);background:linear-gradient(135deg,rgba(170,152,255,.17),rgba(255,145,176,.12))}@media(max-width:720px){.policy-grid{grid-template-columns:1fr}}
.skip-link{position:fixed;left:1rem;top:1rem;z-index:99999;transform:translateY(-180%);padding:.75rem 1rem;border-radius:12px;background:#21144f;color:#fff;font-weight:850;text-decoration:none;box-shadow:0 12px 30px rgba(0,0,0,.25)}.skip-link:focus{transform:translateY(0)}[aria-current="page"]{color:var(--purple)!important}.subject-icon{font-size:2rem;filter:drop-shadow(0 5px 10px rgba(35,20,76,.18))}body.dark-mode .btn-primary{background:#6f52d9;color:#fff}body.dark-mode .btn-primary:hover{background:#8065e3}body.dark-mode .cart-badge{background:#a82f62;color:#fff}.icon-btn,.menu-toggle,.modal-close{min-width:44px;min-height:44px}@media(max-width:520px){.icon-btn,.menu-toggle{width:44px;height:44px}}
@media(max-width:820px){.forum-layout>.forum-list{order:1}.forum-layout>.forum-compose{order:2}.forum-compose{display:block}.forum-compose>strong:first-child{display:flex;align-items:center;justify-content:space-between}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.subject-card:hover,.grade-card:hover,.product:hover,.btn-primary:hover{transform:none!important}}
.forum-reply-box textarea{min-width:0;flex:1;resize:vertical;min-height:94px;border:1px solid var(--line);border-radius:13px;background:var(--panel-strong);color:var(--text);padding:.72rem .85rem;font:inherit}.forum-reply-tools{display:flex;align-items:center;gap:.65rem;flex-wrap:wrap}.forum-image-upload{display:inline-grid;place-items:center;width:38px;height:38px;border:1px solid var(--line);border-radius:12px;background:var(--panel);cursor:pointer;font-size:1.1rem}.forum-image-upload:hover{border-color:var(--purple);background:rgba(107,70,255,.1)}.forum-image-upload input{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}.forum-emoji-picker{display:flex;gap:.28rem;flex-wrap:wrap}.forum-emoji{width:31px;height:31px;border:0;border-radius:9px;background:transparent;font-size:1rem;cursor:pointer}.forum-emoji:hover{background:rgba(107,70,255,.12);transform:translateY(-1px)}.forum-reply-image{display:block;max-width:min(100%,360px);max-height:320px;object-fit:cover;border-radius:13px;border:1px solid var(--line);margin-top:.7rem}body.dark-mode .forum-image-upload{background:#292638;color:var(--text)}body.dark-mode .forum-emoji:hover{background:rgba(170,152,255,.16)}
@media(max-width:700px){.forum-category-nav{grid-template-columns:34px minmax(0,1fr) 34px}.forum-category-arrow{width:32px;height:36px}.forum-thread-reply{align-items:stretch}.forum-reply-box .btn{width:100%}}
.forum-directory{display:flex;align-items:center;gap:.55rem;flex-wrap:wrap;margin:-.15rem 0 1.25rem;padding:.72rem .85rem;border:1px solid var(--line);border-radius:18px;background:var(--panel);box-shadow:0 10px 24px rgba(53,33,96,.05)}.forum-directory-title{font-weight:900;padding:0 .35rem;color:var(--text)}.forum-directory button{border:1px solid transparent;border-radius:11px;background:transparent;color:var(--muted);font:inherit;font-size:.84rem;font-weight:800;padding:.5rem .62rem;cursor:pointer;transition:.18s}.forum-directory button:hover{background:rgba(107,70,255,.1);border-color:rgba(107,70,255,.18);color:var(--purple);transform:translateY(-1px)}body.dark-mode .forum-directory{background:#211f30;border-color:rgba(192,180,255,.18)}body.dark-mode .forum-directory button:hover{background:rgba(170,152,255,.16);color:var(--violet)}@media(max-width:700px){.forum-directory{gap:.25rem;padding:.55rem}.forum-directory-title{width:100%;padding:.15rem .35rem}.forum-directory button{font-size:.78rem;padding:.45rem}}
.forum-search{display:flex;align-items:center;gap:.65rem;max-width:760px;margin:-.35rem auto 1.25rem;padding:.28rem .4rem .28rem 1rem;border:1px solid var(--line);border-radius:17px;background:var(--panel);box-shadow:0 12px 28px rgba(53,33,96,.06);color:var(--purple)}.forum-search span{font-size:1.45rem;font-weight:900}.forum-search input{min-width:0;flex:1;border:0!important;outline:0;background:transparent!important;color:var(--text)!important;padding:.68rem .1rem;font:inherit}.forum-search input::placeholder{color:var(--muted)}.forum-search button{width:34px;height:34px;border:0;border-radius:10px;background:transparent;color:var(--muted);font-size:1.35rem;cursor:pointer}.forum-search button:hover{background:rgba(107,70,255,.1);color:var(--purple)}body.dark-mode .forum-search{background:#211f30;border-color:rgba(192,180,255,.18)}
.forum-category-popover-wrap{position:relative;display:inline-flex}.forum-category-menu{position:absolute;z-index:30;top:calc(100% + .6rem);left:0;display:none;grid-template-columns:repeat(2,minmax(145px,1fr));gap:.38rem;min-width:330px;padding:.6rem;border:1px solid var(--line);border-radius:16px;background:var(--panel);box-shadow:0 18px 40px rgba(28,17,62,.18)}.forum-category-menu.open{display:grid;animation:forumCategoryMenuIn .18s ease-out}.forum-category-menu .forum-category{display:flex;align-items:center;justify-content:space-between;gap:.55rem;white-space:normal;text-align:left;padding:.58rem .68rem;border-radius:10px}.forum-category-menu .forum-category span{font-size:.72rem;opacity:.75}body.dark-mode .forum-category-menu{background:#211f30;border-color:rgba(192,180,255,.22);box-shadow:0 18px 40px rgba(0,0,0,.38)}@keyframes forumCategoryMenuIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}@media(max-width:700px){.forum-category-menu{left:auto;right:0;grid-template-columns:1fr;min-width:min(290px,calc(100vw - 2rem))}}
.forum-thread-actions{display:flex;align-items:center;gap:.55rem;flex-wrap:wrap;margin-top:1rem}.forum-report-button{display:inline-flex;align-items:center;gap:.3rem;margin-top:.55rem;padding:.35rem .55rem;border:1px solid transparent;border-radius:10px;background:transparent;color:var(--muted);font:inherit;font-size:.74rem;cursor:pointer}.forum-report-button:hover{border-color:var(--line);color:var(--danger);background:rgba(229,72,109,.07)}.forum-thread-actions>.forum-report-button{margin-top:0}.forum-thread-actions .forum-moderation{margin-top:0}
.video-placeholder video{width:100%;height:100%;border:0;object-fit:contain;background:#090812}.video-resume-note{position:absolute;left:1rem;bottom:1rem;z-index:3;padding:.42rem .65rem;border-radius:999px;background:rgba(18,17,29,.82);color:#fff;font-size:.76rem;font-weight:800;backdrop-filter:blur(8px)}
@media print{
  body *{visibility:hidden!important}
  #worksheetSheet,#worksheetSheet *{visibility:visible!important}
  #worksheetSheet{position:absolute;inset:0;width:100%;box-shadow:none;border-radius:0;padding:0}
}

/* Accessibility and touch refinements */
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.brainy-honeypot{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important;pointer-events:none!important}
#brainy-app .show-password-input{display:none!important}
.breadcrumb button{padding:.35rem .15rem;min-height:32px}
.forum-topic-link{display:block;min-height:36px;padding:.25rem 0;line-height:1.45}
.forum-directory button,.forum-category-menu .forum-category{min-height:40px}
.nav-links>button,.nav-group-toggle{min-height:40px;padding:.45rem .1rem}
@media(max-width:780px){.nav-links>button,.nav-group-toggle{width:100%;min-height:44px;padding:.65rem .75rem;text-align:left;border-radius:12px}.nav-group-toggle{justify-content:space-between}.nav-submenu button{width:100%;min-height:44px;padding:.65rem .75rem;border-radius:10px}}
[role="button"].subject-card,[role="button"].grade-card{cursor:pointer;outline:none}
[role="button"].subject-card:focus-visible,[role="button"].grade-card:focus-visible{box-shadow:0 0 0 4px rgba(107,70,255,.24),0 20px 36px rgba(90,54,184,.12)}
html{scrollbar-width:thin;scrollbar-color:rgba(128,92,224,.72) transparent}
.modal-shell,.cart-drawer-items,.course-program-scroll{scrollbar-width:thin;scrollbar-color:rgba(148,116,238,.82) transparent}
html::-webkit-scrollbar,.modal-shell::-webkit-scrollbar,.cart-drawer-items::-webkit-scrollbar,.course-program-scroll::-webkit-scrollbar{width:9px;height:9px}
html::-webkit-scrollbar-track,.modal-shell::-webkit-scrollbar-track,.cart-drawer-items::-webkit-scrollbar-track,.course-program-scroll::-webkit-scrollbar-track{background:transparent}
html::-webkit-scrollbar-thumb,.modal-shell::-webkit-scrollbar-thumb,.cart-drawer-items::-webkit-scrollbar-thumb,.course-program-scroll::-webkit-scrollbar-thumb{border:2px solid transparent;border-radius:999px;background:linear-gradient(180deg,var(--violet),var(--pink)) padding-box}
html::-webkit-scrollbar-thumb:hover,.modal-shell::-webkit-scrollbar-thumb:hover,.cart-drawer-items::-webkit-scrollbar-thumb:hover,.course-program-scroll::-webkit-scrollbar-thumb:hover{background:linear-gradient(180deg,var(--purple),var(--pink)) padding-box}
.brainy-toast{position:fixed;z-index:5000;left:50%;bottom:clamp(1rem,4vw,2.2rem);max-width:min(520px,calc(100vw - 2rem));padding:.9rem 1.1rem;border:1px solid rgba(255,255,255,.18);border-radius:16px;background:#2b2443;color:#fff;box-shadow:0 18px 46px rgba(20,12,48,.34);font-weight:800;line-height:1.45;opacity:0;visibility:hidden;transform:translate(-50%,18px);transition:.22s ease;pointer-events:none}.brainy-toast.is-visible{opacity:1;visibility:visible;transform:translate(-50%,0)}.brainy-toast.is-success{background:#176b59}.brainy-toast.is-info{background:#353076}.brainy-toast.is-error{background:#8d2e4d}@media(max-width:520px){.brainy-toast{width:calc(100vw - 1rem);bottom:.5rem}}
.brainy-error-page{min-height:100dvh;display:grid;place-items:center;padding:clamp(1rem,5vw,4rem);background:radial-gradient(circle at 12% 8%,rgba(170,152,255,.22),transparent 34%),radial-gradient(circle at 88% 90%,rgba(255,145,176,.2),transparent 32%),var(--bg)}.brainy-error-card{position:relative;isolation:isolate;width:min(720px,100%);padding:clamp(1.4rem,5vw,4rem);overflow:hidden;border:1px solid var(--line);border-radius:32px;background:var(--panel-strong);box-shadow:var(--shadow);text-align:center}.brainy-error-code{position:absolute;z-index:-1;inset:auto -1rem -3.8rem auto;color:rgba(98,80,200,.08);font-size:clamp(9rem,32vw,18rem);font-weight:950;line-height:1}.brainy-error-card h1{margin:1rem auto .8rem;font-size:clamp(2rem,6vw,3.8rem);line-height:1.08;max-width:13ch}.brainy-error-card p{max-width:58ch;margin:0 auto;color:var(--muted);line-height:1.7}.brainy-error-card .hero-actions{justify-content:center;margin-top:1.6rem}body.dark-mode .brainy-error-card{background:#211f30;border-color:rgba(192,180,255,.2)}body.dark-mode .brainy-error-code{color:rgba(192,180,255,.08)}@media(max-width:520px){.brainy-error-card .hero-actions{display:grid}.brainy-error-card .btn{width:100%}}
.home-leader-skeleton{display:grid;grid-template-columns:38px minmax(0,1fr) 74px;gap:.7rem;align-items:center;min-height:48px;padding:.65rem .75rem;border-radius:14px;background:rgba(255,255,255,.08)}.home-leader-skeleton span{height:12px;border-radius:999px;background:linear-gradient(90deg,rgba(255,255,255,.1),rgba(255,255,255,.32),rgba(255,255,255,.1));background-size:220% 100%;animation:brainy-skeleton 1.15s ease-in-out infinite}.home-leader-skeleton span:first-child{width:28px;height:28px}.home-leader-skeleton span:last-child{width:64px;justify-self:end}@keyframes brainy-skeleton{to{background-position:-220% 0}}@media(prefers-reduced-motion:reduce){.home-leader-skeleton span{animation:none}}
.compact-heading{align-items:center;margin-bottom:1rem}.compact-heading h3,.compact-heading p{margin:0}.compact-heading p{margin-top:.25rem}.btn-small{padding:.65rem .9rem;font-size:.9rem}.notification-list{display:grid;gap:.65rem}.notification-item{display:grid;grid-template-columns:10px minmax(0,1fr) auto;gap:.8rem;align-items:start;padding:.9rem 1rem;border:1px solid var(--line);border-radius:18px;background:var(--surface-2)}.notification-item.is-read{opacity:.72}.notification-dot{width:9px;height:9px;border-radius:50%;margin-top:.42rem;background:transparent;border:1px solid var(--muted)}.notification-item.is-unread .notification-dot{background:#df5c93;border-color:#df5c93;box-shadow:0 0 0 4px rgba(223,92,147,.13)}.notification-copy{min-width:0}.notification-copy p{margin:.3rem 0;color:var(--muted)}.notification-copy small{color:var(--muted)}.notification-actions{display:flex;gap:.35rem;align-items:center}.notification-actions button{border:1px solid var(--line);background:transparent;color:var(--text);border-radius:999px;padding:.42rem .65rem;cursor:pointer;font:inherit;font-size:.78rem}.notification-actions button:hover{border-color:var(--purple)}.notification-empty{margin:0;color:var(--muted)}.profile-data-card{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-top:1.5rem;padding:1.1rem;border:1px solid var(--line);border-radius:20px;background:var(--surface-2)}.profile-data-card h4,.profile-data-card p{margin:0}.profile-data-card p{margin-top:.3rem;color:var(--muted)}.profile-data-actions{display:flex;gap:.65rem;flex-wrap:wrap;justify-content:flex-end}.btn-danger{background:#9f2f49;color:#fff;border-color:#9f2f49}@media(max-width:700px){.compact-heading,.profile-data-card{align-items:stretch;flex-direction:column}.compact-heading .btn,.profile-data-actions .btn{width:100%}.notification-item{grid-template-columns:10px minmax(0,1fr)}.notification-actions{grid-column:2;flex-wrap:wrap}.profile-data-actions{justify-content:stretch;flex-direction:column}}

/* Ultra-narrow mobile resilience: keep long Georgian labels inside their cards. */
.section-head h1,.section-head h2,.section-head h3,.policy-grid h3{overflow-wrap:anywhere;word-break:normal}
.course-sidebar .filter-list{grid-template-columns:minmax(0,1fr);min-width:0}
.learning-lesson{min-width:0;max-width:100%;overflow:hidden}
.learning-lesson .lesson-label,.learning-lesson .lesson-label strong{overflow-wrap:anywhere;word-break:normal}
@media(max-width:780px){
  .home-parent-grid{grid-template-columns:minmax(0,1fr)}
  .parent-quote{min-width:0;padding-left:1.25rem}
}
@media(max-width:360px){
  .brand-text{display:none}
  .learning-lesson{display:grid;grid-template-columns:28px minmax(0,1fr);align-items:start}
  .learning-lesson .lesson-number{grid-column:1;grid-row:1/3}
  .learning-lesson .lesson-label{grid-column:2}
  .learning-lesson .lesson-access-badge{grid-column:2;justify-self:start}
}

/* --------------------------------------------------------------------------
   Visual refresh 2026-09-01
   A calmer type hierarchy, livelier surfaces and lightweight ambient motion.
   -------------------------------------------------------------------------- */
:root{
  --space-section:clamp(3.75rem,7vw,7rem);
  --space-card:clamp(1.15rem,2.2vw,1.75rem);
  --radius-card:clamp(20px,2vw,28px);
  --shadow-soft:0 16px 45px rgba(32,48,135,.1);
  --shadow-lift:0 24px 60px rgba(47,58,174,.17);
  --aurora-a:rgba(67,99,255,.17);
  --aurora-b:rgba(242,91,143,.14);
  --aurora-c:rgba(32,189,183,.12);
}
body.dark-mode{
  --aurora-a:rgba(64,91,238,.23);
  --aurora-b:rgba(217,67,130,.14);
  --aurora-c:rgba(34,190,184,.09);
  --shadow-soft:0 18px 48px rgba(0,0,0,.24);
  --shadow-lift:0 28px 68px rgba(0,0,0,.36);
}

body{
  font-weight:400;
  background:
    radial-gradient(circle at 8% 12%,var(--aurora-a),transparent 27rem),
    radial-gradient(circle at 92% 32%,var(--aurora-b),transparent 30rem),
    radial-gradient(circle at 45% 92%,var(--aurora-c),transparent 28rem),
    var(--bg);
  background-attachment:fixed;
}
body.dark-mode{
  background:
    radial-gradient(circle at 8% 12%,var(--aurora-a),transparent 28rem),
    radial-gradient(circle at 92% 34%,var(--aurora-b),transparent 32rem),
    radial-gradient(circle at 48% 94%,var(--aurora-c),transparent 30rem),
    var(--bg);
  background-attachment:fixed;
}
#brainy-app{position:relative;isolation:isolate;min-height:100vh}
#brainy-app::before,#brainy-app::after{
  content:"";position:fixed;z-index:-1;pointer-events:none;border-radius:50%;filter:blur(10px);opacity:.72;
  will-change:transform;
}
#brainy-app::before{
  width:clamp(210px,26vw,430px);aspect-ratio:1;left:-11vw;top:18vh;
  background:radial-gradient(circle at 36% 34%,rgba(151,119,255,.28),rgba(255,132,182,.09) 48%,transparent 70%);
  animation:brainy-orbit-a 18s ease-in-out infinite alternate;
}
#brainy-app::after{
  width:clamp(190px,23vw,390px);aspect-ratio:1;right:-9vw;bottom:5vh;
  background:radial-gradient(circle at 48% 44%,rgba(255,177,93,.2),rgba(81,190,181,.09) 52%,transparent 72%);
  animation:brainy-orbit-b 21s ease-in-out infinite alternate;
}
@keyframes brainy-orbit-a{to{transform:translate3d(8vw,9vh,0) scale(1.12) rotate(14deg)}}
@keyframes brainy-orbit-b{to{transform:translate3d(-9vw,-8vh,0) scale(.9) rotate(-18deg)}}

/* Typography: reserve the strongest weight for headings and key outcomes. */
h1,h2,h3{font-weight:760;text-wrap:balance;letter-spacing:-.04em}
h4,h5,h6{font-weight:700;text-wrap:balance}
p,li{line-height:1.75}
p strong,li strong{font-weight:650}
.nav-links button,.nav-group-toggle,.nav-submenu button{font-weight:620}
.btn{font-weight:700;letter-spacing:-.01em}
.eyebrow,.small-badge,.pill,.price-tag,.field label,.filter-btn{font-weight:650}
.forum-category,.forum-directory button,.forum-topic-link{font-weight:650}
.brand-title{font-weight:780}
.section-head{max-width:820px;margin-bottom:clamp(1.6rem,3vw,2.5rem)}
.section-head p{margin-top:1rem;font-size:clamp(.98rem,1.3vw,1.08rem);line-height:1.78}
.section-head h2{max-width:18ch}

/* Spacing rhythm shared by all routed pages. */
.page>section:not(.hero){padding:var(--space-section) 0 1.5rem}
.page>.hero{padding:clamp(3.5rem,7vw,7rem) 0 clamp(3rem,6vw,5.5rem)}
.page.active>section>.container{animation:brainy-section-in .55s cubic-bezier(.2,.75,.25,1) both}
@keyframes brainy-section-in{from{opacity:.25;transform:translateY(14px)}to{opacity:1;transform:none}}
.quick-grid,.subject-grid,.grade-grid,.shop-grid,.stats-grid,.portal-grid,.course-detail-grid{gap:clamp(1rem,2vw,1.5rem)}
.course-layout,.shop-layout,.forum-layout,.account-layout{gap:clamp(1.25rem,3vw,2.5rem)}
.stat,.metric,.quick-link,.subject-card,.grade-card,.sidebar-card,.leader,.info-card{
  padding:var(--space-card);border-radius:var(--radius-card);box-shadow:var(--shadow-soft);
}
.course-hero,.forum-thread-card,.worksheet-sheet{border-radius:clamp(24px,3vw,34px);box-shadow:var(--shadow-soft)}
.info-card h3+.small-badge,.info-card h3+p,.sidebar-card h3+p{margin-top:.7rem}
.info-card p+p,.course-hero p+p,.policy-grid p+p{margin-top:.85rem}

/* More dimensional surfaces without sacrificing light/dark contrast. */
.info-card,.sidebar-card,.stat,.metric,.subject-card,.grade-card,.quick-link,.leader,.course-hero,.product{
  position:relative;border-color:color-mix(in srgb,var(--line) 82%,var(--violet) 18%);
  box-shadow:var(--shadow-soft);backdrop-filter:blur(14px) saturate(112%);
}
.info-card::before,.sidebar-card::before,.subject-card::before,.grade-card::before,.quick-link::before,.course-hero::before{
  content:"";position:absolute;inset:0 14% auto;height:1px;pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.9),transparent);opacity:.72;
}
body.dark-mode .info-card::before,body.dark-mode .sidebar-card::before,body.dark-mode .subject-card::before,
body.dark-mode .grade-card::before,body.dark-mode .quick-link::before,body.dark-mode .course-hero::before{opacity:.14}
.subject-card,.grade-card,.quick-link,.product,.info-card{
  transition:transform .28s cubic-bezier(.2,.75,.25,1),box-shadow .28s ease,border-color .28s ease;
}
.subject-card:hover,.grade-card:hover,.quick-link:hover,.product:hover,.info-card:hover{
  transform:translateY(-5px);box-shadow:var(--shadow-lift);border-color:rgba(119,86,211,.28);
}
.subject-visual,.grade-visual,.product-cover,.course-banner{
  background-size:180% 180%;animation:brainy-gradient-drift 13s ease-in-out infinite alternate;
}
@keyframes brainy-gradient-drift{to{background-position:100% 72%}}

/* Lively but readable hero and calls to action. */
.hero{position:relative}
.hero::before{
  content:"";position:absolute;z-index:-1;inset:5% auto auto 47%;width:clamp(300px,46vw,720px);aspect-ratio:1.4;
  border-radius:48%;background:conic-gradient(from 120deg,rgba(103,70,255,.12),rgba(255,120,170,.14),rgba(242,180,76,.1),rgba(103,70,255,.12));
  filter:blur(55px);animation:brainy-hero-glow 16s linear infinite;
}
@keyframes brainy-hero-glow{to{transform:rotate(1turn) scale(1.08)}}
.hero-copy h1{
  max-width:16ch;background:linear-gradient(118deg,var(--text) 12%,var(--purple) 55%,var(--pink) 92%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
body.dark-mode .hero-copy h1{background-image:linear-gradient(118deg,#faf8ff 15%,#c7baff 58%,#ff9fbb 94%)}
.btn-primary{
  position:relative;overflow:hidden;background:linear-gradient(115deg,var(--purple),var(--violet) 48%,#9c4fa1);
  box-shadow:0 14px 30px rgba(76,48,155,.23);
}
.btn-primary::after{
  content:"";position:absolute;inset:-40% auto -40% -45%;width:35%;transform:skewX(-18deg);
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);transition:left .5s ease;
}
.btn-primary:hover::after{left:120%}
.btn-secondary,.btn-ghost{transition:transform .22s ease,border-color .22s ease,background-color .22s ease}
.btn-secondary:hover,.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(108,77,203,.38);background:rgba(119,86,211,.08)}
.home-leaderboard-card,.forum-hero,.home-parent-grid,.auth-visual{
  background-size:180% 180%!important;animation:brainy-gradient-drift 14s ease-in-out infinite alternate;
}
.home-learning-hub{position:relative;background:linear-gradient(180deg,rgba(242,237,255,.75),rgba(255,255,255,0))}
.home-value-section .info-card:nth-child(2){transform:translateY(1.25rem)}
.home-value-section .info-card:nth-child(2):hover{transform:translateY(calc(1.25rem - 5px))}

/* Forms should feel lighter and leave enough room for Georgian labels. */
.field{display:grid;gap:.48rem}
.field input,.field textarea,.field select,.daily-answer input,.forum-reply-box textarea{
  min-height:50px;border-radius:16px;padding:.88rem 1rem;line-height:1.45;
}
.field textarea,.forum-reply-box textarea{min-height:112px}
.filter-list{gap:.7rem}
.filter-btn{padding:.88rem 1rem;line-height:1.4}
.breadcrumb{margin-bottom:clamp(1.2rem,3vw,2rem);line-height:1.6}

/* Dark mode surfaces inherit the same depth rather than turning flat grey. */
body.dark-mode .info-card,body.dark-mode .sidebar-card,body.dark-mode .subject-card,body.dark-mode .grade-card,
body.dark-mode .quick-link,body.dark-mode .stat,body.dark-mode .metric,body.dark-mode .course-hero,
body.dark-mode .product,body.dark-mode .leader{
  background:linear-gradient(145deg,rgba(38,35,55,.94),rgba(29,27,43,.94));
  border-color:rgba(194,182,255,.15);
}
body.dark-mode .home-learning-hub{background:linear-gradient(180deg,rgba(82,62,145,.15),rgba(18,17,29,0))}
body.dark-mode .btn-secondary,body.dark-mode .btn-ghost{background:rgba(255,255,255,.035)}
body.dark-mode .btn-secondary:hover,body.dark-mode .btn-ghost:hover{background:rgba(177,158,255,.1)}

/* Tablet and phone refinements. */
@media(max-width:1024px){
  :root{--space-section:clamp(3rem,7vw,5rem)}
  .hero-grid{min-height:auto}
  .home-value-section .info-card:nth-child(2){transform:none}
  .home-value-section .info-card:nth-child(2):hover{transform:translateY(-5px)}
}
@media(max-width:780px){
  :root{--space-section:3.25rem;--space-card:1.05rem;--radius-card:20px}
  .container{width:min(calc(100% - 1.25rem),var(--max))}
  .page>.hero{padding:2.4rem 0 3rem}
  .page>section:not(.hero){padding:3.25rem 0 1rem}
  .hero-copy h1{font-size:clamp(2.25rem,11vw,3.8rem)}
  .section-head h2{font-size:clamp(1.85rem,8vw,2.65rem)}
  .section-head{margin-bottom:1.5rem}
  .hero-actions{display:grid;grid-template-columns:minmax(0,1fr);gap:.7rem;margin-top:1.5rem}
  .hero-actions .btn{width:100%}
  .subject-card:hover,.grade-card:hover,.quick-link:hover,.product:hover,.info-card:hover{transform:none}
  #brainy-app::before{left:-34vw;top:22vh}
  #brainy-app::after{right:-32vw;bottom:8vh}
}
@media(max-width:420px){
  .container{width:min(calc(100% - 1rem),var(--max))}
  .page>.hero{padding-top:1.8rem}
  h1{letter-spacing:-.045em}
  .eyebrow{padding:.52rem .72rem;font-size:.74rem;letter-spacing:.035em;text-transform:none}
  .btn{min-height:50px;padding-inline:1rem}
  .stat,.metric,.quick-link,.subject-card,.grade-card,.sidebar-card,.leader,.info-card{padding:1rem}
}

@media(prefers-reduced-motion:reduce){
  #brainy-app::before,#brainy-app::after,.hero::before,.subject-visual,.grade-visual,.product-cover,.course-banner,
  .home-leaderboard-card,.forum-hero,.home-parent-grid,.auth-visual,.page.active>section>.container{animation:none!important}
  .btn-primary::after{display:none}
}

/* Home polish: brighter learning atmosphere, Georgian-friendly spacing. */
body.dark-mode{
  --bg:#1a1528;--panel:rgba(43,35,63,.9);--panel-strong:#2b2440;--surface-2:#342b4d;
  --text:#fbf9ff;--muted:#c9c2d8;--line:rgba(226,216,255,.16);
  background:
    radial-gradient(circle at 8% 10%,rgba(111,72,224,.32),transparent 32rem),
    radial-gradient(circle at 94% 28%,rgba(219,73,145,.24),transparent 34rem),
    radial-gradient(circle at 48% 94%,rgba(247,177,75,.12),transparent 31rem),
    #1a1528;
}
body.dark-mode .site-header{background:rgba(25,20,40,.86)}
body.dark-mode .info-card,body.dark-mode .sidebar-card,body.dark-mode .subject-card,body.dark-mode .grade-card,
body.dark-mode .quick-link,body.dark-mode .stat,body.dark-mode .metric,body.dark-mode .course-hero,
body.dark-mode .product,body.dark-mode .leader{
  background:linear-gradient(145deg,rgba(49,40,72,.96),rgba(38,31,57,.96));
  border-color:rgba(215,198,255,.18);
}

.hero-grid{position:relative;z-index:2}
.hero-learning-atmosphere{position:absolute;z-index:0;inset:0;overflow:hidden;pointer-events:none}
.atmosphere-symbol{
  position:absolute;display:grid;place-items:center;width:54px;height:54px;border-radius:18px;
  border:1px solid rgba(116,78,220,.15);background:rgba(255,255,255,.46);color:var(--purple);
  box-shadow:0 18px 45px rgba(74,42,145,.1);backdrop-filter:blur(10px);font-size:1.35rem;font-weight:750;
  animation:brainy-symbol-float 8s ease-in-out infinite alternate;
}
.symbol-sigma{left:3%;top:9%;transform:rotate(-9deg)}
.symbol-pi{right:44%;top:7%;animation-delay:-2s;transform:rotate(8deg)}
.symbol-plus{right:3%;top:15%;animation-delay:-4s}
.symbol-book{left:44%;bottom:7%;animation-delay:-6s;transform:rotate(-7deg)}
.atmosphere-path{position:absolute;border:1px dashed rgba(133,96,225,.2);border-radius:50%;animation:brainy-path-spin 28s linear infinite}
.path-one{width:340px;height:340px;right:4%;top:2%}
.path-two{width:210px;height:210px;left:34%;bottom:-8%;animation-direction:reverse;animation-duration:22s}
@keyframes brainy-symbol-float{to{translate:0 -18px;rotate:7deg;scale:1.06}}
@keyframes brainy-path-spin{to{transform:rotate(1turn)}}
body.dark-mode .atmosphere-symbol{background:rgba(71,53,105,.52);border-color:rgba(209,190,255,.17);color:#e8ddff;box-shadow:0 20px 50px rgba(0,0,0,.18)}

.hero-copy h1{
  margin:clamp(1.35rem,3vw,2rem) 0 0;line-height:1.13;letter-spacing:-.025em;
  word-spacing:.08em;background:none!important;color:var(--text)!important;-webkit-text-fill-color:currentColor;
  text-shadow:0 8px 34px rgba(67,35,132,.09);
}
.hero-copy h1 span{display:block}
body.dark-mode .hero-copy h1{color:#fff!important;text-shadow:0 12px 40px rgba(0,0,0,.2)}
.hero-copy>p{margin-top:clamp(1.35rem,2.4vw,1.8rem);line-height:1.85}
.hero-actions{margin-top:clamp(1.5rem,3vw,2.25rem)}
.hero-stats{margin-top:clamp(1.65rem,3.5vw,2.6rem);gap:1rem}
.hero-stats .stat{display:grid;align-content:start;gap:.5rem;min-height:128px;padding:1.35rem}
.hero-stats .stat strong{font-size:clamp(1.25rem,2vw,1.65rem);font-weight:720;line-height:1.22;letter-spacing:-.025em}
.hero-stats .stat span{display:block;line-height:1.6}

.home-leaderboard-card{
  position:relative;isolation:isolate;overflow:hidden;
  background:linear-gradient(145deg,#5b36c6 0%,#7744c5 47%,#d34f96 100%)!important;
  box-shadow:0 30px 75px rgba(91,54,198,.3),inset 0 1px rgba(255,255,255,.22);
}
.home-leaderboard-card::before{
  content:"";position:absolute;z-index:-2;inset:-35%;
  background:conic-gradient(from 20deg,transparent,rgba(255,255,255,.14),transparent 23%,rgba(255,210,119,.14),transparent 55%);
  animation:brainy-leader-aurora 18s linear infinite;
}
.home-leaderboard-card::after{
  content:"";position:absolute;z-index:-1;width:240px;height:240px;right:-90px;bottom:-110px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,200,102,.28),transparent 68%);animation:brainy-leader-pulse 7s ease-in-out infinite alternate;
}
.learning-constellation{position:absolute;z-index:-1;inset:0;pointer-events:none}
.learning-constellation span{
  position:absolute;color:rgba(255,255,255,.16);font-size:1.35rem;font-weight:750;
  animation:brainy-constellation 7s ease-in-out infinite alternate;
}
.learning-constellation span:nth-child(1){left:7%;top:12%}.learning-constellation span:nth-child(2){right:8%;top:18%;animation-delay:-1.5s}
.learning-constellation span:nth-child(3){right:17%;bottom:10%;animation-delay:-3s}.learning-constellation span:nth-child(4){left:5%;bottom:18%;animation-delay:-4.5s}
.learning-constellation span:nth-child(5){left:52%;top:5%;animation-delay:-6s}
@keyframes brainy-leader-aurora{to{transform:rotate(1turn)}}
@keyframes brainy-leader-pulse{to{transform:translate(-45px,-28px) scale(1.18)}}
@keyframes brainy-constellation{to{transform:translateY(-13px) rotate(12deg);opacity:.85}}
.home-leaderboard-head,.home-leaderboard-list{position:relative;z-index:1}
.home-leader-row{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.13)}
.home-leader-row:hover{background:rgba(255,255,255,.23)}

.home-parent-grid{
  position:relative;isolation:isolate;overflow:hidden;
  background:linear-gradient(135deg,#45319b 0%,#7045c7 53%,#d95b98 100%)!important;
  box-shadow:0 30px 76px rgba(83,49,170,.24);animation:none;
}
.home-parent-grid::before{content:"";position:absolute;z-index:-1;width:420px;height:420px;right:-130px;top:-180px;border-radius:50%;background:radial-gradient(circle,rgba(255,207,112,.24),transparent 68%);animation:brainy-parent-glow 8s ease-in-out infinite alternate}
@keyframes brainy-parent-glow{to{transform:translate(-55px,52px) scale(1.16)}}
.home-parent-copy h2{margin:1.25rem 0 1rem;line-height:1.16}
.home-parent-copy>p{line-height:1.8}
.home-parent-copy .btn{margin-top:1.45rem}
.parent-progress-demo{display:grid;grid-template-columns:150px minmax(0,1fr);gap:1.35rem;align-items:center;padding:clamp(1.15rem,3vw,1.8rem);border:1px solid rgba(255,255,255,.19);border-radius:28px;background:rgba(28,13,71,.25);backdrop-filter:blur(14px);box-shadow:inset 0 1px rgba(255,255,255,.13)}
.parent-progress-orbit{position:relative;width:140px;aspect-ratio:1;border:1px dashed rgba(255,255,255,.35);border-radius:50%;animation:brainy-progress-orbit 15s linear infinite}
.orbit-core{position:absolute;inset:50% auto auto 50%;translate:-50% -50%;display:grid;place-items:center;width:64px;height:64px;border-radius:22px;background:linear-gradient(135deg,#ffd571,#ff8ab5);color:#3d246f;font-size:1.7rem;font-weight:800;box-shadow:0 14px 34px rgba(39,17,84,.28)}
.orbit-item{position:absolute;display:grid;place-items:center;width:39px;height:39px;border-radius:13px;background:rgba(255,255,255,.94);color:#55309b;font-weight:780;box-shadow:0 10px 26px rgba(38,17,79,.24);animation:brainy-progress-counter 15s linear infinite}
.orbit-book{left:-10px;top:43%}.orbit-check{right:4px;top:2px}.orbit-xp{right:-8px;bottom:11px;font-size:.72rem}
@keyframes brainy-progress-orbit{to{transform:rotate(1turn)}}
@keyframes brainy-progress-counter{to{transform:rotate(-1turn)}}
.parent-progress-copy{display:grid;gap:.7rem}.parent-progress-copy .small-badge{justify-self:start;background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.18);color:#fff}
.parent-progress-copy>strong{font-size:clamp(1.25rem,2vw,1.65rem);font-weight:720;color:#fff;line-height:1.25}
.parent-progress-copy>p{font-size:.88rem;line-height:1.65;color:rgba(255,255,255,.76)}
.parent-progress-line{height:9px;border-radius:999px;background:rgba(255,255,255,.15);overflow:hidden}.parent-progress-line span{display:block;width:74%;height:100%;border-radius:inherit;background:linear-gradient(90deg,#ffd36e,#ff90bb,#a9f1e0);background-size:200% 100%;animation:brainy-progress-shine 3.5s ease-in-out infinite alternate}
@keyframes brainy-progress-shine{to{width:91%;background-position:100% 0}}

.home-news-section{position:relative;padding-bottom:var(--space-section)!important}
.home-news-section::before{content:"";position:absolute;inset:8% 0 0;background:linear-gradient(180deg,transparent,rgba(119,77,210,.07));pointer-events:none}
.home-news-section>.container{position:relative}
.home-news-card{display:flex;flex-direction:column;align-items:flex-start;min-height:260px;overflow:hidden}
.home-news-card::after{content:"";position:absolute;width:150px;height:150px;right:-65px;top:-65px;border-radius:50%;background:radial-gradient(circle,rgba(132,91,231,.18),transparent 68%);transition:transform .35s ease}
.home-news-card:hover::after{transform:translate(-18px,18px) scale(1.15)}
.home-news-icon{display:grid;place-items:center;width:48px;height:48px;margin-bottom:1rem;border-radius:16px;background:linear-gradient(135deg,var(--violet),var(--pink),var(--gold));color:#fff;font-size:1.2rem;box-shadow:0 12px 28px rgba(89,49,171,.2);animation:brainy-news-icon 4s ease-in-out infinite alternate}
.home-news-card:nth-child(2) .home-news-icon{animation-delay:-1.3s}.home-news-card:nth-child(3) .home-news-icon{animation-delay:-2.6s}
@keyframes brainy-news-icon{to{transform:translateY(-6px) rotate(4deg)}}
.home-news-card h3{margin:1rem 0 .65rem;line-height:1.3}.home-news-card p{line-height:1.7}
.home-news-link{display:inline-flex;align-items:center;gap:.5rem;margin-top:auto;padding:1.1rem 0 0;border:0;background:transparent;color:var(--purple);font:inherit;font-weight:680;cursor:pointer}
.home-news-link span{transition:transform .2s ease}.home-news-link:hover span{transform:translateX(5px)}
body.dark-mode .home-news-link{color:#d8ccff}

@media(max-width:780px){
  .hero-learning-atmosphere{opacity:.55}
  .atmosphere-symbol{width:42px;height:42px;border-radius:14px;font-size:1rem}
  .symbol-sigma{left:-12px;top:7%}.symbol-pi{right:4%;top:22%}.symbol-plus{right:-10px;top:53%}.symbol-book{display:none}
  .atmosphere-path{opacity:.5}.path-one{width:230px;height:230px;right:-35%;top:15%}.path-two{display:none}
  .hero-copy h1{font-size:clamp(2.2rem,8.7vw,3.25rem);line-height:1.16;letter-spacing:-.018em;word-spacing:.09em}
  .hero-copy>p{font-size:1rem;line-height:1.9}
  .hero-stats .stat{min-height:0;padding:1.25rem;gap:.62rem}
  .home-leaderboard-card{padding:1.2rem}
  .parent-progress-demo{grid-template-columns:1fr;text-align:center}.parent-progress-orbit{margin:auto}.parent-progress-copy .small-badge{justify-self:center}.parent-progress-copy{text-align:center}
  .home-news-card{min-height:0}
  .nav-links{gap:.45rem;padding:.85rem}
  .nav-links>button,.nav-group-toggle{padding:.78rem .85rem!important;line-height:1.45}
  .nav-group{display:grid;gap:.35rem}
  .nav-submenu{gap:.35rem!important;margin:.2rem 0 .45rem;padding:.55rem!important;border-radius:15px}
  .nav-submenu button{padding:.7rem .8rem!important;line-height:1.45}
}
@media(max-width:420px){
  .hero-copy h1{font-size:clamp(2.05rem,12vw,2.7rem);line-height:1.18}
  .parent-progress-demo{padding:1rem}.parent-progress-orbit{width:124px}.orbit-core{width:56px;height:56px}
}
@media(prefers-reduced-motion:reduce){
  .atmosphere-symbol,.atmosphere-path,.home-leaderboard-card::before,.home-leaderboard-card::after,
  .learning-constellation span,.home-parent-grid::before,.parent-progress-orbit,.orbit-item,
  .parent-progress-line span,.home-news-icon{animation:none!important}
}

/* Mathematics-first launch mode and final navigation/typography polish. */
.nav-submenu{min-width:205px;padding:.7rem;gap:.45rem!important}
.nav-group:hover .nav-submenu,.nav-group:focus-within .nav-submenu,.nav-group.open .nav-submenu{gap:.45rem}
.nav-submenu button{display:flex;align-items:center;justify-content:space-between;gap:.8rem;min-height:43px;padding:.7rem .82rem;line-height:1.45}
.nav-submenu button+button{margin-top:.08rem}
.nav-coming-link small{display:inline-grid;place-items:center;padding:.18rem .42rem;border-radius:999px;background:linear-gradient(135deg,var(--purple),var(--pink));color:#fff;font-size:.62rem;font-weight:750;letter-spacing:.02em}
body.dark-mode .nav-coming-link small{box-shadow:0 5px 14px rgba(0,0,0,.22)}

.hero-copy h1{line-height:1.2;word-spacing:.1em}
.home-parent-copy h2{line-height:1.24;letter-spacing:-.02em;max-width:14ch}

.subject-visual{position:relative}
.subject-live-badge,.subject-coming-badge{position:absolute;z-index:2;top:.8rem;right:.8rem;display:inline-flex;align-items:center;min-height:29px;padding:.35rem .62rem;border:1px solid rgba(255,255,255,.3);border-radius:999px;background:rgba(35,22,71,.38);color:#fff;font-size:.68rem;font-weight:760;backdrop-filter:blur(10px)}
.subject-live-badge::before,.subject-coming-badge::before{content:"";width:7px;height:7px;margin-right:.38rem;border-radius:50%;background:#77ecc4;box-shadow:0 0 0 4px rgba(119,236,196,.16)}
.subject-coming-badge::before{background:#ffd173;box-shadow:0 0 0 4px rgba(255,209,115,.16)}
.subject-card.is-coming-soon{cursor:pointer}
.subject-card.is-coming-soon .subject-visual{filter:saturate(.7);opacity:.84}
.subject-card.is-coming-soon>strong{color:color-mix(in srgb,var(--text) 76%,var(--muted) 24%)}
.subject-card.is-coming-soon>p{color:var(--muted)}
.subject-card.is-coming-soon:hover{border-color:rgba(215,136,180,.38)}
.subject-card.is-coming-soon:hover .subject-visual{filter:saturate(.92);opacity:.96}
body.dark-mode .subject-live-badge,body.dark-mode .subject-coming-badge{background:rgba(20,15,36,.62)}

.vip-coming-hero .btn{margin-top:1.35rem}.vip-coming-benefits{opacity:.82}.vip-coming-card{grid-column:1/-1;max-width:680px;margin:0 auto;text-align:center}.vip-coming-card p{max-width:54ch;margin-inline:auto;line-height:1.75}

.parent-learning-atmosphere{position:absolute;z-index:0;inset:0;overflow:hidden;pointer-events:none}
.home-parent-copy,.parent-progress-demo{position:relative;z-index:2}
.parent-float{position:absolute;display:inline-flex;align-items:center;justify-content:center;min-height:36px;padding:.42rem .72rem;border:1px solid rgba(255,255,255,.2);border-radius:13px;background:rgba(255,255,255,.11);color:rgba(255,255,255,.82);font-size:.72rem;font-weight:750;box-shadow:0 12px 32px rgba(31,13,76,.16);backdrop-filter:blur(10px);animation:brainy-parent-float 7s ease-in-out infinite alternate}
.parent-float-one{left:39%;top:7%;animation-delay:-1s}.parent-float-two{right:6%;bottom:7%;animation-delay:-3.2s}.parent-float-three{left:4%;bottom:8%;width:38px;padding:0;font-size:1rem;animation-delay:-5.1s}
.parent-flow{position:absolute;border:1px dashed rgba(255,255,255,.18);border-radius:50%;animation:brainy-parent-flow 26s linear infinite}
.parent-flow-one{width:420px;height:210px;right:4%;top:-82px}.parent-flow-two{width:330px;height:170px;left:29%;bottom:-108px;animation-direction:reverse;animation-duration:21s}
@keyframes brainy-parent-float{to{transform:translate3d(12px,-13px,0) rotate(3deg);background:rgba(255,255,255,.17)}}
@keyframes brainy-parent-flow{to{transform:rotate(1turn)}}

@media(max-width:780px){
  .nav-submenu{padding:.65rem!important;gap:.5rem!important}.nav-submenu button{min-height:46px;padding:.78rem .88rem!important}.nav-submenu button+button{margin-top:0}
  .hero-copy h1{line-height:1.23;word-spacing:.12em}.home-parent-copy h2{line-height:1.27;max-width:13ch}
  .subject-visual,.grade-visual{aspect-ratio:16/8}
  .parent-float-one{left:auto;right:4%;top:3%}.parent-float-two{right:3%;bottom:3%}.parent-float-three{left:3%;bottom:3%}.parent-flow-one{right:-45%;top:-18%}.parent-flow-two{left:-42%;bottom:-18%}
}
@media(max-width:420px){.subject-live-badge,.subject-coming-badge{top:.6rem;right:.6rem;font-size:.62rem}.parent-float{opacity:.62}.hero-copy h1{line-height:1.25}}
@media(prefers-reduced-motion:reduce){.parent-float,.parent-flow{animation:none!important}}

/* ClassUp.ge brand layer — the generated CU/arrow/book mark drives the refreshed
   indigo, cyan and coral identity across the most visible surfaces. */
.site-header{background:rgba(247,248,255,.9)}
.footer{background:linear-gradient(145deg,#101848,#18236e 58%,#29359b)!important}
.footer .logo{filter:none}
.forum-hero,.home-leaderboard-card,.home-parent-grid,.auth-visual{
  background-image:linear-gradient(125deg,#172481 0%,#253ac7 38%,#7048f4 68%,#f35b8f 108%)!important;
}
.btn-primary{background:linear-gradient(112deg,#253ac7,#7048f4 58%,#c33d91)}
.hero::before{background:conic-gradient(from 120deg,rgba(37,58,199,.14),rgba(112,72,244,.13),rgba(8,174,234,.11),rgba(243,91,143,.12),rgba(37,58,199,.14))}
body.dark-mode .site-header{background:rgba(12,16,38,.9)}
body.dark-mode .brand-title{background-image:linear-gradient(105deg,#eaf0ff,#9fb3ff 45%,#cfadff 72%,#ff9dbc)}
@media(max-width:780px){body.dark-mode #nav-links{background:#171c3d!important}body.dark-mode #nav-links .nav-submenu{background:#202650!important}}