:root{
  --purple:#534bab;
  --purple-2:#40388f;
  --cyan:#0fa4d5;
  --yellow:#ffe400;
  --ink:#20243a;
  --muted:#667085;
  --bg:#f7f8fc;
  --card:#ffffff;
  --line:#e7e9f2;
  --soft:#f1f2fb;
  --success:#1c8b5b;
  --danger:#b42318;
  --shadow:0 14px 40px rgba(31,37,67,.09);
  --radius:22px;
  --max:1120px;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:linear-gradient(180deg,#fff 0,#f8f9fd 38%,#f5f6fb 100%);min-height:100vh}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.skip-link{position:fixed;left:12px;top:-60px;z-index:1000;background:#fff;padding:10px 14px;border-radius:10px;box-shadow:var(--shadow)}
.skip-link:focus{top:12px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.app-shell{min-height:100vh;padding-bottom:88px}
.topbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px max(18px,env(safe-area-inset-left)) 10px max(18px,env(safe-area-inset-right));background:rgba(255,255,255,.92);backdrop-filter:blur(18px);border-bottom:1px solid rgba(231,233,242,.85)}
.brand img{width:126px;height:auto}
.top-actions{display:flex;gap:8px;align-items:center}
.icon-btn,.install-btn{border:1px solid var(--line);background:#fff;color:var(--purple-2);border-radius:13px;min-height:42px;font-weight:800}
.icon-btn{width:42px;font-size:20px}.install-btn{padding:0 14px}
main{max-width:var(--max);margin:0 auto;padding:26px 18px 42px}
.view{animation:fadeIn .22s ease}
@keyframes fadeIn{from{opacity:.35;transform:translateY(4px)}to{opacity:1;transform:none}}
.hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:24px;align-items:center;background:radial-gradient(circle at 86% 12%,rgba(255,228,0,.5),transparent 28%),linear-gradient(145deg,#5b53b5 0,#4c43a2 58%,#39327e 100%);color:#fff;border-radius:32px;padding:clamp(28px,5vw,58px);overflow:hidden;box-shadow:0 22px 65px rgba(76,67,162,.24);position:relative}
.hero-grid:after{content:"";position:absolute;width:260px;height:260px;border:34px solid rgba(15,164,213,.33);border-radius:50%;right:-120px;bottom:-160px}
.hero-copy{position:relative;z-index:2}.hero-copy h1{font-size:clamp(42px,7vw,76px);line-height:.96;letter-spacing:-.05em;margin:10px 0 18px;max-width:760px}.lead{font-size:clamp(17px,2.1vw,21px);line-height:1.55;color:rgba(255,255,255,.9);max-width:720px}
.eyebrow,.kicker{text-transform:uppercase;letter-spacing:.11em;font-size:12px;font-weight:900}.eyebrow{color:#fff6a0}.kicker{color:var(--purple);margin:0 0 7px}.hero-actions{display:flex;flex-wrap:wrap;gap:11px;margin-top:26px}.hero-actions .primary-btn{background:var(--yellow);color:#302a6e;box-shadow:none}.hero-actions .secondary-btn{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.4)}
.hero-visual{align-self:end;position:relative;z-index:2}.hero-visual img{width:min(360px,100%);margin:0 auto -58px;filter:drop-shadow(0 18px 28px rgba(0,0,0,.22))}.spark{position:absolute;background:var(--yellow);border-radius:999px;opacity:.9}.spark-one{width:18px;height:18px;top:12%;left:8%}.spark-two{width:10px;height:10px;top:28%;right:4%}.spark-three{width:28px;height:7px;transform:rotate(-22deg);top:5%;right:20%}
.primary-btn,.secondary-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;border-radius:14px;padding:0 18px;font-weight:850;border:1px solid transparent;transition:.18s ease}.primary-btn{background:var(--purple);color:#fff;box-shadow:0 10px 24px rgba(83,75,171,.24)}.primary-btn:hover{transform:translateY(-1px);background:var(--purple-2)}.secondary-btn{background:#fff;color:var(--purple-2);border-color:var(--line)}.secondary-btn:hover{border-color:#c7c9dc;background:#fbfbfe}.compact{min-height:42px;padding:0 14px}.wide{width:100%}
.start-card{margin-top:18px;background:#fff;border:1px solid var(--line);border-radius:24px;padding:18px;display:grid;grid-template-columns:auto 1fr auto;gap:17px;align-items:center;box-shadow:var(--shadow)}
.date-block{width:70px;height:70px;border-radius:20px;background:var(--yellow);color:#342e75;display:grid;place-items:center;align-content:center;line-height:1}.date-block strong{font-size:30px}.date-block span{font-weight:900;font-size:12px;letter-spacing:.08em;margin-top:4px}.start-copy h2{font-size:clamp(20px,3vw,28px);margin:0 0 5px}.start-copy p:last-child{margin:0;color:var(--muted);line-height:1.5}.countdown{min-width:116px;text-align:center;border-left:1px solid var(--line);padding-left:17px;color:var(--purple-2);font-weight:800}.countdown strong{display:block;font-size:28px}.countdown span{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.section-block{margin-top:38px}.section-heading{margin-bottom:16px}.section-heading h2,.page-title h1{letter-spacing:-.035em}.section-heading h2{font-size:clamp(27px,4vw,40px);margin:0}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.stat-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:0 8px 26px rgba(31,37,67,.05)}.stat-card strong{font-size:34px;display:block;color:var(--purple);line-height:1}.stat-card span{display:block;color:var(--muted);margin-top:9px;font-weight:700;font-size:14px}
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.quick-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;display:flex;flex-direction:column;gap:5px;transition:.18s ease}.quick-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:#d5d7e7}.quick-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:13px;background:var(--soft);color:var(--purple);font-size:20px;font-weight:900;margin-bottom:8px}.quick-card strong{font-size:17px}.quick-card small{color:var(--muted);line-height:1.45}
.welcome-card{margin-top:38px;display:grid;grid-template-columns:minmax(220px,.8fr) 1.2fr;gap:0;background:#fff;border:1px solid var(--line);border-radius:26px;overflow:hidden;box-shadow:var(--shadow)}.welcome-card img{width:100%;height:100%;min-height:260px;object-fit:cover}.welcome-card>div{padding:clamp(24px,4vw,44px);align-self:center}.welcome-card h2{font-size:clamp(26px,4vw,38px);margin:0 0 12px;letter-spacing:-.035em}.welcome-card p:not(.kicker){color:var(--muted);font-size:17px;line-height:1.65}.text-link{color:var(--purple);font-weight:850}
.page-title{padding:10px 0 7px;max-width:800px}.page-title h1{font-size:clamp(38px,6vw,64px);line-height:1.02;margin:7px 0 12px}.page-title>p:last-child{font-size:18px;line-height:1.6;color:var(--muted)}
.tool-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:24px}.tool-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:0 9px 30px rgba(31,37,67,.055)}.span-two{grid-column:1/-1}.tool-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px}.tool-head h2{margin:0;font-size:24px}.pill{background:var(--soft);color:var(--purple-2);border-radius:999px;padding:7px 10px;font-size:12px;font-weight:850;white-space:nowrap}
.task-form{display:grid;grid-template-columns:2fr 1fr auto;gap:9px}.task-form input,.stack-form input,.grade-form input{width:100%;border:1px solid var(--line);background:#fbfbfd;border-radius:13px;padding:12px 13px;outline:none}.task-form input:focus,.stack-form input:focus,.grade-form input:focus{border-color:#8e89c9;box-shadow:0 0 0 3px rgba(83,75,171,.09)}
.task-list,.exam-list{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:8px}.task-item,.exam-item{display:flex;align-items:center;gap:10px;padding:11px 12px;border:1px solid var(--line);border-radius:14px;background:#fff}.task-item.done .task-copy{text-decoration:line-through;color:#98a2b3}.task-check{width:22px;height:22px;accent-color:var(--purple);flex:none}.task-copy{flex:1;min-width:0}.task-copy strong,.exam-copy strong{display:block}.task-copy small,.exam-copy small{color:var(--muted)}.delete-btn{border:0;background:transparent;color:#98a2b3;font-size:19px;padding:4px 7px;border-radius:8px}.delete-btn:hover{background:#fff1f0;color:var(--danger)}.empty-state{padding:20px;text-align:center;color:var(--muted);border:1px dashed #d9dce9;border-radius:14px}.card-footer{margin-top:13px}.text-btn{border:0;background:transparent;color:var(--purple);font-weight:800;padding:5px 0}
.stack-form{display:grid;grid-template-columns:1fr 1fr;gap:9px}.stack-form button{grid-column:1/-1}.exam-item{align-items:flex-start}.exam-date{width:50px;height:50px;border-radius:13px;background:var(--soft);display:grid;place-items:center;align-content:center;color:var(--purple-2);line-height:1;flex:none}.exam-date strong{font-size:20px}.exam-date span{font-size:10px;font-weight:900;margin-top:3px}.exam-copy{flex:1}.exam-copy .days{display:inline-block;margin-top:4px;color:var(--success);font-size:12px;font-weight:850}.exam-copy .days.urgent{color:var(--danger)}
.timer-display{font-variant-numeric:tabular-nums;font-size:clamp(58px,10vw,86px);line-height:1;font-weight:900;letter-spacing:-.05em;color:var(--purple);text-align:center;padding:15px 0 20px}.timer-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.timer-presets{display:flex;justify-content:center;gap:8px;margin:15px 0}.preset{border:1px solid var(--line);background:#fff;color:var(--muted);border-radius:999px;padding:8px 11px;font-weight:750}.preset.active{background:var(--soft);color:var(--purple);border-color:#d9d7f3}.muted{color:var(--muted);line-height:1.55;font-size:14px}
.grade-form{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.grade-form label{font-size:12px;font-weight:800;color:var(--muted)}.grade-form label input{margin-top:6px;font-weight:500;color:var(--ink)}.grade-form button{grid-column:1/-1}.grade-result{margin-top:13px;padding:14px;border-radius:14px;background:var(--soft);color:var(--purple-2);font-weight:750;line-height:1.5}.grade-result.success{background:#ecfdf3;color:#166534}.grade-result.warning{background:#fff7ed;color:#9a3412}
.data-actions{display:flex;gap:8px;flex-wrap:wrap}.file-label{cursor:pointer}
.level-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:24px}.level-card{background:#fff;border:1px solid var(--line);border-radius:23px;padding:26px;min-height:210px;position:relative;overflow:hidden}.level-card.featured{background:linear-gradient(145deg,#5750b0,#3f388d);color:#fff;border-color:transparent}.level-card.featured p{color:rgba(255,255,255,.82)}.level-tag{display:inline-flex;background:var(--soft);color:var(--purple);border-radius:999px;padding:7px 10px;font-weight:850;font-size:12px}.featured .level-tag{background:rgba(255,255,255,.13);color:#fff}.level-card h2{font-size:27px;letter-spacing:-.03em;margin:18px 0 8px}.level-card p{color:var(--muted);line-height:1.6;margin:0}.soft-block{background:var(--soft);border-radius:25px;padding:26px}.mode-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.mode-grid article{background:#fff;border:1px solid #e3e4f0;border-radius:18px;padding:20px}.mode-grid span{display:block;color:var(--cyan);font-weight:900;font-size:12px;margin-bottom:11px}.mode-grid strong{font-size:20px}.mode-grid p{color:var(--muted);line-height:1.5}.subject-card{margin-top:16px;background:#fff;border:1px solid var(--line);border-radius:24px;padding:28px;display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:center}.subject-card h2{font-size:32px;margin:0 0 10px;letter-spacing:-.03em}.subject-card p:not(.kicker){color:var(--muted);line-height:1.6}.subject-actions{display:grid;gap:9px}
.contact-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:20px 0 28px}.message-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.message-grid a{border:1px solid var(--line);background:#fff;border-radius:18px;padding:18px;transition:.18s}.message-grid a:hover{border-color:#cfd1e2;transform:translateY(-1px)}.message-grid strong{display:block;font-size:17px;margin-bottom:6px}.message-grid span{color:var(--muted);font-size:13px}.location-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:30px}.location-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px}.location-card h2{margin:0 0 7px;font-size:26px}.location-card>p:not(.kicker){color:var(--muted)}.location-card a{color:var(--purple);font-weight:850}.footer-links{display:flex;gap:16px;justify-content:center;margin-top:26px;color:var(--muted);font-weight:700;font-size:14px}
.bottom-nav{position:fixed;left:50%;bottom:max(12px,env(safe-area-inset-bottom));transform:translateX(-50%);z-index:80;width:min(520px,calc(100% - 24px));display:grid;grid-template-columns:repeat(5,1fr);padding:7px;background:rgba(255,255,255,.94);backdrop-filter:blur(18px);border:1px solid rgba(218,220,232,.95);border-radius:22px;box-shadow:0 14px 40px rgba(31,37,67,.16)}.bottom-nav a{display:flex;flex-direction:column;align-items:center;gap:2px;padding:7px;border-radius:15px;color:#7a8094}.bottom-nav a>span{font-size:19px;line-height:1}.bottom-nav small{font-size:10px;font-weight:800}.bottom-nav a.active{background:var(--soft);color:var(--purple)}
.toast{position:fixed;left:50%;bottom:104px;transform:translate(-50%,18px);z-index:120;background:#25283a;color:#fff;padding:11px 15px;border-radius:13px;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:.22s;max-width:calc(100% - 32px);text-align:center;font-weight:700;font-size:14px}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:820px){
  main{padding-top:18px}.hero-grid{grid-template-columns:1fr;padding:30px 25px 0}.hero-copy h1{font-size:50px}.hero-visual{max-height:245px;overflow:hidden}.hero-visual img{width:245px;margin:0 auto -76px}.start-card{grid-template-columns:auto 1fr}.countdown{grid-column:1/-1;border-left:0;border-top:1px solid var(--line);padding:12px 0 0;display:flex;justify-content:center;gap:7px;align-items:baseline}.countdown strong{font-size:22px}.stat-grid,.quick-grid{grid-template-columns:repeat(2,1fr)}.welcome-card{grid-template-columns:1fr}.welcome-card img{max-height:250px}.tool-grid,.level-grid{grid-template-columns:1fr}.span-two{grid-column:auto}.subject-card{grid-template-columns:1fr}.mode-grid{grid-template-columns:1fr}.contact-actions,.location-grid{grid-template-columns:1fr}
}
@media(max-width:560px){
  .topbar{padding-top:8px;padding-bottom:8px}.brand img{width:112px}.hero-grid{border-radius:25px;padding:26px 21px 0}.hero-copy h1{font-size:42px}.lead{font-size:16px}.hero-actions{display:grid}.hero-actions a{width:100%}.start-card{padding:15px}.date-block{width:60px;height:60px;border-radius:17px}.stat-card{padding:18px}.stat-card strong{font-size:28px}.quick-card{padding:16px}.tool-card{padding:18px}.task-form{grid-template-columns:1fr}.task-form button{width:100%}.stack-form{grid-template-columns:1fr}.grade-form{grid-template-columns:1fr}.message-grid{grid-template-columns:1fr}.page-title h1{font-size:42px}.bottom-nav{bottom:max(8px,env(safe-area-inset-bottom));width:calc(100% - 16px)}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}


.notice-teaser{margin-top:18px;background:linear-gradient(135deg,#fffdf1,#fff);border:1px solid #eee3a5;border-radius:24px;padding:18px;display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center;box-shadow:var(--shadow)}
.notice-teaser-icon{width:48px;height:48px;border-radius:15px;background:var(--yellow);color:#342e75;display:grid;place-items:center;font-size:24px;font-weight:950}.notice-teaser h2{font-size:22px;margin:0 0 5px}.notice-teaser p:last-child{margin:0;color:var(--muted);line-height:1.45}
.notice-toolbar{margin:18px 0 14px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px}.notice-toolbar strong,.notice-toolbar small{display:block}.notice-toolbar small{color:var(--muted);margin-top:3px}
.notice-list{display:grid;gap:12px}.notice-card{background:#fff;border:1px solid var(--line);border-radius:21px;padding:20px;box-shadow:0 8px 26px rgba(31,37,67,.045);position:relative}.notice-card.unread{border-color:#b9b5e2;box-shadow:0 10px 30px rgba(83,75,171,.09)}.notice-card.priority-important{border-left:5px solid var(--yellow)}.notice-card.priority-urgent{border-left:5px solid var(--danger)}.notice-meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:9px}.notice-tag{display:inline-flex;border-radius:999px;padding:5px 8px;background:var(--soft);color:var(--purple);font-size:11px;font-weight:900;text-transform:uppercase;letter-spacing:.05em}.notice-tag.urgent{background:#fff1f0;color:var(--danger)}.notice-date{color:var(--muted);font-size:12px;font-weight:700}.notice-card h2{margin:0 0 8px;font-size:23px}.notice-card p{color:var(--muted);line-height:1.6;margin:0 0 13px}.notice-footer{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.notice-audience{color:#8990a3;font-size:12px}.read-btn{border:0;background:transparent;color:var(--purple);font-weight:850;padding:7px 0}.info-strip{margin-top:16px;padding:14px 16px;border-radius:16px;background:#f1f7fb;color:#48606f;font-size:13px;line-height:1.5}.notice-error{padding:24px;border:1px dashed #d7dae6;border-radius:18px;color:var(--muted);text-align:center}
.family-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:24px}.profile-card{grid-column:1/-1}.profile-form{display:grid;grid-template-columns:repeat(3,1fr) auto;gap:10px;align-items:end}.profile-form label{font-size:12px;font-weight:850;color:var(--muted)}.profile-form select{display:block;width:100%;margin-top:6px;border:1px solid var(--line);background:#fbfbfd;border-radius:13px;padding:12px 13px;color:var(--ink);outline:none}.profile-form select:focus{border-color:#8e89c9;box-shadow:0 0 0 3px rgba(83,75,171,.09)}.profile-summary{margin-top:13px;padding:12px 14px;border-radius:14px;background:var(--soft);color:var(--purple-2);font-weight:750;font-size:13px}.family-actions-card{grid-column:1/-1}.stack-actions{display:grid;gap:8px}.family-roadmap{background:linear-gradient(145deg,#fbfbff,#f5f4ff)}
.notice-nav{position:relative}.nav-badge{position:absolute;top:2px;right:20%;min-width:18px;height:18px;border-radius:999px;background:var(--danger);color:#fff;font-size:10px;display:grid;place-items:center;padding:0 5px;border:2px solid #fff}
@media(max-width:820px){.notice-teaser{grid-template-columns:auto 1fr}.notice-teaser>a{grid-column:1/-1}.profile-form{grid-template-columns:1fr 1fr}.profile-form button{grid-column:1/-1}.family-grid{grid-template-columns:1fr}.profile-card,.family-actions-card{grid-column:auto}}
@media(max-width:560px){.notice-toolbar{align-items:flex-start;flex-direction:column}.profile-form{grid-template-columns:1fr}.notice-card{padding:17px}.bottom-nav a{padding-left:3px;padding-right:3px}.bottom-nav small{font-size:9px}.nav-badge{right:11%}}

/* OneSignal push notifications */
.push-card{margin:0 0 16px;background:linear-gradient(135deg,#f7f6ff,#fff);border:1px solid #dcd9f4;border-radius:22px;padding:18px;display:flex;align-items:center;justify-content:space-between;gap:18px;box-shadow:0 8px 26px rgba(83,75,171,.07)}
.push-card-copy{max-width:690px}.push-card h2{margin:0 0 7px;font-size:22px}.push-card p{margin:0;color:var(--muted);line-height:1.5}.push-card .kicker{margin-bottom:5px}.push-hint{margin-top:8px!important;padding:9px 11px;border-radius:12px;background:#fff8db;color:#645b22!important;font-size:13px}
.push-card .primary-btn[disabled]{opacity:.55;cursor:not-allowed}
.modal-backdrop{position:fixed;inset:0;z-index:1000;background:rgba(22,25,45,.52);display:grid;place-items:center;padding:22px}.modal-backdrop[hidden]{display:none}.modal-card{width:min(520px,100%);background:#fff;border-radius:24px;padding:26px;box-shadow:0 24px 80px rgba(21,25,49,.25)}.modal-card h2{margin:0 0 10px;font-size:25px}.modal-card p{margin:0 0 20px;color:var(--muted);line-height:1.6}
@media(max-width:620px){.push-card{align-items:stretch;flex-direction:column}.push-card .primary-btn{width:100%}}