:root{
  --bg:#070818; --card:rgba(255,255,255,.06); --ink:#EEF0FF; --ink2:#9BA4CC;
  --accent:#22E5FF; --accent2:#A66BFF; --gold:#FFC83C; --green:#4DE38B;
  --blue:#6FA8FF; --purple:#A66BFF; --line:rgba(255,255,255,.09);
  --shadow:0 10px 40px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.08);
  --r:22px;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,Inter,sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.55;
}
.hidden{display:none!important}
button{font-family:inherit;cursor:pointer;border:none}
h1{font-size:28px;letter-spacing:-.02em}
h2{font-size:22px;letter-spacing:-.01em}
h3{font-size:17px}

/* GATE */
#gate{position:fixed;inset:0;background:linear-gradient(160deg,#0B1030,#FBF6EF 45%,#1A0B3A);display:flex;align-items:center;justify-content:center;z-index:50;padding:24px}
.gate-card{background:rgba(255,255,255,.07);backdrop-filter:blur(24px);border:1px solid rgba(255,255,255,.14);border-radius:28px;padding:40px 28px;width:100%;max-width:340px;text-align:center;box-shadow:var(--shadow)}
.gate-flag{font-size:52px;margin-bottom:8px}
.gate-sub{color:var(--ink2);margin:4px 0 24px}
#gateInput{width:100%;padding:15px 18px;border-radius:16px;border:1.5px solid var(--line);font-size:17px;text-align:center;outline:none;background:rgba(255,255,255,.07);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1)}
#gateInput:focus{border-color:var(--accent)}
#gateBtn{width:100%;margin-top:12px;padding:15px;border-radius:16px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;font-size:17px;font-weight:600}
.gate-err{color:#FF6B81;font-size:14px;margin-top:10px;min-height:20px}

/* APP SHELL */
#app{max-width:520px;margin:0 auto;min-height:100vh}
#view{padding:20px 18px 110px}
#tabbar{position:fixed;bottom:0;left:0;right:0;max-width:520px;margin:0 auto;display:flex;background:rgba(255,255,255,.88);backdrop-filter:blur(18px);border-top:1px solid var(--line);padding:6px 4px calc(8px + env(safe-area-inset-bottom));z-index:40}
.tab{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;background:none;font-size:10.5px;color:var(--ink2);padding:6px 0;border-radius:12px;font-weight:500}
.tab span{font-size:21px}
.tab.active{color:var(--accent);font-weight:700}

/* SHARED */
.hero{padding:8px 2px 18px}
.hero .kicker{font-size:13px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.08em}
.hero h1{margin:2px 0 4px}
.hero p{color:var(--ink2);font-size:15px}
.card{background:var(--card);border-radius:var(--r);padding:18px;box-shadow:var(--shadow);margin-bottom:14px}
.card.tappable{transition:transform .12s}
.card.tappable:active{transform:scale(.98)}
.row{display:flex;align-items:center;gap:12px}
.grow{flex:1}
.muted{color:var(--ink2);font-size:14px}
.small{font-size:13px}
.chip{display:inline-block;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:600;background:rgba(34,229,255,.12);color:var(--accent)}
.chip.gold{background:rgba(255,200,60,.15);color:#FFC83C}
.chip.green{background:rgba(77,227,139,.15);color:#4DE38B}
.chip.blue{background:rgba(111,168,255,.16);color:#8FBBFF}
.chip.purple{background:rgba(166,107,255,.18);color:#C9A8FF}
.chip.grey{background:rgba(255,255,255,.08);color:var(--ink2)}
.btn{display:block;width:100%;padding:14px;border-radius:16px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;font-size:16px;font-weight:600;text-align:center;margin-top:10px}
.btn.ghost{background:rgba(34,229,255,.12);color:var(--accent)}
.btn.soft{background:rgba(255,255,255,.09);color:var(--ink)}
.progress{height:7px;border-radius:99px;background:rgba(255,255,255,.1);overflow:hidden}
.progress>div{height:100%;border-radius:99px;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .4s}
.icon-bubble{width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}
.divider{height:1px;background:var(--line);margin:14px -18px}
.list-item{display:flex;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid var(--line)}
.list-item:last-child{border-bottom:none}

/* TODAY */
.today-head{padding:10px 2px 16px}
.today-head .date{font-size:13px;color:var(--ink2);font-weight:600;text-transform:uppercase;letter-spacing:.06em}
.today-head h1{font-size:30px;margin-top:2px}
.streak-pill{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.07);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1);border-radius:999px;padding:8px 16px;box-shadow:var(--shadow);font-weight:700;font-size:15px;margin-top:10px}
.ring-wrap{display:flex;align-items:center;gap:16px}
.ring{position:relative;width:74px;height:74px;flex-shrink:0}
.ring svg{transform:rotate(-90deg)}
.ring .pct{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:17px}
.task{display:flex;gap:12px;align-items:flex-start;padding:14px 0;border-bottom:1px solid var(--line)}
.task:last-child{border:none}
.task .box{width:26px;height:26px;border-radius:9px;border:2px solid rgba(255,255,255,.28);flex-shrink:0;margin-top:2px;display:flex;align-items:center;justify-content:center;font-size:15px;color:#fff;transition:all .15s}
.task.done .box{background:var(--green);border-color:var(--green)}
.task.done .task-title{text-decoration:line-through;color:var(--ink2)}
.task-title{font-weight:600;font-size:15.5px}
.task-meta{font-size:13px;color:var(--ink2);margin-top:1px}
.task .go{font-size:12px;font-weight:700;color:var(--accent);white-space:nowrap;padding-top:6px}

/* ROADMAP */
.phase{position:relative;padding-left:34px;padding-bottom:26px}
.phase::before{content:"";position:absolute;left:11px;top:26px;bottom:-2px;width:2.5px;background:var(--line);border-radius:2px}
.phase:last-child::before{display:none}
.phase .dot{position:absolute;left:0;top:2px;width:24px;height:24px;border-radius:50%;background:rgba(255,255,255,.07);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1);border:2.5px solid rgba(255,255,255,.28);display:flex;align-items:center;justify-content:center;font-size:12px}
.phase.now .dot{border-color:var(--accent);background:var(--accent)}
.phase.done .dot{border-color:var(--green);background:var(--green)}
.phase .card{margin-bottom:0}
.phase.now .card{border:1.5px solid var(--accent)}
.countdown{display:flex;gap:8px;margin-top:10px}
.cd-cell{flex:1;background:rgba(255,255,255,.06);border-radius:12px;padding:8px 4px;text-align:center}
.cd-cell b{display:block;font-size:18px}
.cd-cell span{font-size:10.5px;color:var(--ink2);text-transform:uppercase;letter-spacing:.05em}

/* CFA */
.topic-card{display:flex;gap:14px;align-items:center}
.weight-bar{display:flex;height:10px;border-radius:99px;overflow:hidden;margin:6px 0 2px}
.weight-bar div{height:100%}
.module{border:1px solid var(--line);border-radius:16px;margin-bottom:10px;overflow:hidden}
.module-head{padding:14px 16px;display:flex;align-items:center;gap:10px;font-weight:600;font-size:15px;background:rgba(255,255,255,.04)}
.module-head .tick{margin-left:auto;color:var(--green);font-weight:700}
.module-body{padding:4px 16px 16px;display:none}
.module.open .module-body{display:block}
.module-body p{font-size:14.5px;color:var(--ink);margin:8px 0}
.module-body .keypoint{background:rgba(34,229,255,.08);border-left:3px solid var(--accent2);padding:10px 12px;border-radius:0 10px 10px 0;font-size:14px;margin:10px 0}
.formula{color:#7DF3FF;background:rgba(0,0,0,.35);border-radius:12px;padding:10px 14px;font-family:"SF Mono",Menlo,monospace;font-size:13.5px;margin:8px 0;display:block}
.mark-read{margin-top:8px;background:rgba(77,227,139,.15);color:#4DE38B;font-weight:700;padding:10px 14px;border-radius:12px;font-size:14px;width:100%}

/* GERMAN */
.deck-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.deck-card{background:rgba(255,255,255,.07);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:16px 14px;box-shadow:var(--shadow);text-align:left}
.deck-card .emoji{font-size:26px}
.deck-card b{display:block;margin:6px 0 2px;font-size:15px}
.flash{perspective:900px;height:210px;margin:6px 0 14px}
.flash-inner{position:relative;width:100%;height:100%;transition:transform .5s;transform-style:preserve-3d}
.flash.flipped .flash-inner{transform:rotateY(180deg)}
.flash-face{position:absolute;inset:0;backface-visibility:hidden;border-radius:22px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px;text-align:center;box-shadow:var(--shadow)}
.flash-front{background:rgba(255,255,255,.07);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1)}
.flash-back{background:linear-gradient(150deg,rgba(34,229,255,.16),rgba(166,107,255,.24));border:1px solid rgba(255,255,255,.14);transform:rotateY(180deg)}
.flash-word{font-size:30px;font-weight:800;letter-spacing:-.01em}
.flash-type{font-size:13px;color:var(--ink2);margin-top:4px}
.flash-mean{font-size:22px;font-weight:700}
.flash-ex{font-size:14px;color:var(--ink2);margin-top:8px;font-style:italic}
.flash-btns{display:flex;gap:10px}
.flash-btns button{flex:1;padding:13px;border-radius:14px;font-size:15px;font-weight:700}
.flash-btns .no{background:rgba(255,90,110,.15);color:#FF6B81}
.flash-btns .yes{background:rgba(77,227,139,.15);color:#4DE38B}

/* QUIZ */
.q-progress{display:flex;gap:5px;margin-bottom:14px}
.q-progress div{height:5px;flex:1;border-radius:99px;background:rgba(255,255,255,.1)}
.q-progress div.done{background:var(--accent)}
.q-text{font-size:18px;font-weight:700;line-height:1.4;margin:6px 0 16px}
.opt{display:block;width:100%;text-align:left;padding:15px 16px;border-radius:16px;border:1.5px solid var(--line);background:rgba(255,255,255,.07);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1);font-size:15px;margin-bottom:10px;transition:all .12s}
.opt:active{transform:scale(.99)}
.opt.correct{border-color:var(--green);background:rgba(77,227,139,.18)}
.opt.wrong{border-color:#FF6B81;background:rgba(255,90,110,.16)}
.opt.dim{opacity:.55}
.explain{background:rgba(34,229,255,.08);border-radius:16px;padding:14px 16px;font-size:14px;margin-top:4px}
.explain b{color:var(--accent)}
.score-big{font-size:52px;font-weight:800;text-align:center;letter-spacing:-.02em}
.timer-pill{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.07);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1);border-radius:999px;padding:7px 15px;box-shadow:var(--shadow);font-weight:700;font-variant-numeric:tabular-nums}
.timer-pill.low{color:#FF6B81}
.topic-result{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--line)}
.topic-result:last-child{border:none}

/* CHECKLIST */
.check-item{display:flex;gap:12px;align-items:flex-start;padding:13px 0;border-bottom:1px solid var(--line)}
.check-item:last-child{border:none}
.check-item .box{width:25px;height:25px;border-radius:8px;border:2px solid rgba(255,255,255,.28);flex-shrink:0;display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;margin-top:1px}
.check-item.done .box{background:var(--green);border-color:var(--green)}
.check-item.done b{text-decoration:line-through;color:var(--ink2)}
.papa{font-size:12px;color:#FFC83C;font-weight:600}

/* MOTIVATION */
.quote-card{background:linear-gradient(140deg,rgba(34,229,255,.16),rgba(166,107,255,.24));border:1px solid rgba(255,255,255,.14);border-radius:24px;padding:26px 22px;text-align:center;box-shadow:var(--shadow);margin-bottom:14px}
.quote-card .q{font-size:19px;font-weight:700;line-height:1.45}
.quote-card .mr{font-size:15px;color:#C9A8FF;margin-top:8px}
.badge-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.badge{background:rgba(255,255,255,.07);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:14px 8px;text-align:center;box-shadow:var(--shadow)}
.badge .e{font-size:26px;filter:grayscale(1);opacity:.35}
.badge.won .e{filter:none;opacity:1}
.badge b{display:block;font-size:11.5px;margin-top:5px}
.badge.won b{color:var(--ink)}
.badge:not(.won) b{color:var(--ink2)}

/* MORE */
.more-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.more-tile{background:rgba(255,255,255,.07);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:20px 16px;box-shadow:var(--shadow);text-align:left}
.more-tile .emoji{font-size:28px}
.more-tile b{display:block;font-size:16px;margin:8px 0 2px}
.more-tile span{font-size:12.5px;color:var(--ink2)}

/* CELEBRATE */
#celebrate{position:fixed;inset:0;background:rgba(5,5,20,.7);backdrop-filter:blur(6px);z-index:60;display:flex;align-items:center;justify-content:center;padding:24px}
.celebrate-card{background:rgba(255,255,255,.07);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1);border-radius:28px;padding:36px 28px;text-align:center;max-width:320px;width:100%;animation:pop .35s cubic-bezier(.2,1.4,.4,1)}
.celebrate-emoji{font-size:56px}
.celebrate-card p{color:var(--ink2);margin:8px 0 18px}
.celebrate-card button{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;padding:13px 30px;border-radius:14px;font-size:16px;font-weight:600}
@keyframes pop{from{transform:scale(.7);opacity:0}to{transform:scale(1);opacity:1}}
.confetti{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.confetti i{position:absolute;top:-12px;width:9px;height:14px;border-radius:2px;animation:fall linear forwards}
@keyframes fall{to{transform:translateY(110vh) rotate(720deg)}}

.section-title{display:flex;align-items:baseline;gap:8px;margin:20px 2px 10px}
.section-title h2{font-size:19px}
.section-title .muted{font-size:13px}
.empty-note{text-align:center;color:var(--ink2);padding:26px 10px;font-size:14.5px}

.tab{font-size:10px}
.spk{border:none;background:rgba(34,229,255,.12);border-radius:50%;width:38px;height:38px;font-size:17px;margin:0 3px;flex-shrink:0}
.bub{max-width:86%;padding:12px 15px;border-radius:20px;margin:8px 0;font-size:15px;line-height:1.5}
.bub.u{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;margin-left:auto;border-bottom-right-radius:6px}
.bub.a{background:rgba(255,255,255,.07);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1);box-shadow:var(--shadow);border-bottom-left-radius:6px}
.chatbar{position:sticky;bottom:78px;display:flex;gap:8px;background:var(--bg);padding:8px 0}
.chatbar textarea{flex:1;border:1.5px solid var(--line);border-radius:18px;padding:12px 14px;font:inherit;font-size:16px;resize:none;outline:none}
.chatbar button{background:var(--accent);color:#fff;border-radius:18px;padding:0 18px;font-weight:700}

/* ===== FUTURE THEME ===== */
html{background:#070818}
body{background:transparent;color:var(--ink)}
body::before{content:"";position:fixed;inset:-20%;z-index:-2;background:
 radial-gradient(40% 35% at 20% 15%,rgba(34,229,255,.28),transparent 70%),
 radial-gradient(45% 40% at 85% 25%,rgba(166,107,255,.32),transparent 70%),
 radial-gradient(50% 45% at 50% 95%,rgba(255,107,180,.18),transparent 70%),#070818;animation:aurora 18s ease-in-out infinite alternate}
body::after{content:"";position:fixed;inset:0;z-index:-1;opacity:.5;background-image:radial-gradient(1.2px 1.2px at 20px 30px,#fff,transparent),radial-gradient(1px 1px at 90px 120px,#bfeaff,transparent),radial-gradient(1.4px 1.4px at 160px 60px,#fff,transparent),radial-gradient(1px 1px at 230px 180px,#d9c4ff,transparent);background-size:260px 220px;animation:twinkle 6s ease-in-out infinite alternate}
@keyframes aurora{to{transform:translate3d(-4%,3%,0) scale(1.08)}}
@keyframes twinkle{from{opacity:.25}to{opacity:.6}}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-4px)}}
h1,h2{background:linear-gradient(90deg,#fff,#9DF3FF 60%,#C9A8FF);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero .kicker,.today-head .date{color:var(--accent);text-shadow:0 0 14px rgba(34,229,255,.6)}
.card{box-shadow:var(--shadow)}
.card.tappable:active{box-shadow:0 0 0 1px var(--accent),0 0 24px rgba(34,229,255,.3)}
.quote-card,.card:first-of-type{animation:floaty 7s ease-in-out infinite}
.btn{background:linear-gradient(135deg,#17C8E6,#8F5BFF);box-shadow:0 0 22px rgba(34,229,255,.35);color:#fff}
.btn.ghost{background:rgba(34,229,255,.12);color:var(--accent);box-shadow:none;border:1px solid rgba(34,229,255,.3)}
.btn.soft{background:rgba(255,255,255,.09);color:var(--ink);box-shadow:none}
.progress>div{background:linear-gradient(90deg,var(--accent),var(--accent2));box-shadow:0 0 10px var(--accent)}
.ring circle:nth-child(2){filter:drop-shadow(0 0 6px #22E5FF)}
.ring .pct{text-shadow:0 0 12px rgba(34,229,255,.8)}
.chip{background:rgba(34,229,255,.12);color:var(--accent)}
.chip.grey{color:var(--ink2)}
#tabbar{background:rgba(10,12,40,.72);backdrop-filter:blur(22px);border-top:1px solid rgba(255,255,255,.12);box-shadow:0 -10px 40px rgba(34,229,255,.08)}
.tab.active{color:var(--accent);text-shadow:0 0 14px rgba(34,229,255,.9)}
.tab.active span{filter:drop-shadow(0 0 8px rgba(34,229,255,.9))}
.phase.now .dot{box-shadow:0 0 0 5px rgba(34,229,255,.2),0 0 18px var(--accent);background:var(--accent);border-color:var(--accent)}
.phase.now .card{border:1.5px solid var(--accent);box-shadow:0 0 28px rgba(34,229,255,.2)}
.phase::before{background:linear-gradient(var(--accent),rgba(255,255,255,.1))}
.phase .dot{background:#0b0d2a}
#gateInput{background:rgba(255,255,255,.06);color:var(--ink);border-color:rgba(255,255,255,.18)}
#gateInput:focus{box-shadow:0 0 18px rgba(34,229,255,.4)}
.gate-card h1{filter:drop-shadow(0 0 14px rgba(34,229,255,.5))}
.gate-flag{animation:floaty 4s ease-in-out infinite;filter:drop-shadow(0 0 18px #22E5FF)}
.opt{color:var(--ink)}
.opt.correct{box-shadow:0 0 18px rgba(77,227,139,.35)}
.opt.wrong{box-shadow:0 0 18px rgba(255,90,110,.3)}
.explain b,.module-body .keypoint{color:var(--ink)}
.explain b{color:var(--accent)}
.module-head{color:var(--ink)}
.module-body p{color:var(--ink)}
.check-item.done b{color:var(--ink2)}
.score-big{background:linear-gradient(90deg,#9DF3FF,#C9A8FF);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;filter:drop-shadow(0 0 16px rgba(34,229,255,.4))}
.bub.u{background:linear-gradient(135deg,#17C8E6,#8F5BFF);color:#fff}
.bub.a{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);backdrop-filter:blur(14px);color:var(--ink)}
.chatbar textarea{background:rgba(255,255,255,.07);color:var(--ink);border-color:rgba(255,255,255,.15)}
.chatbar{background:rgba(7,8,24,.85)}
.chatbar button{background:linear-gradient(135deg,#17C8E6,#8F5BFF)}
.spk{background:rgba(34,229,255,.14);box-shadow:0 0 12px rgba(34,229,255,.25)}
.timer-pill,.streak-pill{color:var(--ink)}
.streak-pill{box-shadow:0 0 22px rgba(255,160,60,.25)}
.celebrate-card{background:rgba(20,20,60,.9)}
.celebrate-card button{background:linear-gradient(135deg,#17C8E6,#8F5BFF)}
.task .go{color:var(--accent)}
.inp{width:100%;box-sizing:border-box;margin:4px 0 12px;padding:13px 14px;border-radius:14px;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.07);color:var(--ink);font-size:16px;font-family:inherit}
.inp:focus{outline:none;box-shadow:0 0 16px rgba(34,229,255,.4)}
a.btn{display:block}
.bub .spk{width:auto;height:auto;border-radius:18px;padding:7px 14px;font-size:14px;color:var(--accent);border:1px solid rgba(34,229,255,.3)}
.rd{transition:all .25s;border-radius:6px}
.rd-on{background:rgba(34,229,255,.2);box-shadow:0 0 0 3px rgba(34,229,255,.2),0 0 18px rgba(34,229,255,.35);color:#fff}
.keypoint.rd-on{box-shadow:0 0 22px rgba(255,200,60,.45)}

/* greetings */
.greet-de{font-size:19px;font-weight:600;background:linear-gradient(90deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent;margin-top:2px}
#welcome{position:fixed;inset:0;z-index:90;display:flex;align-items:center;justify-content:center;padding:24px;background:radial-gradient(120% 120% at 50% 0%,rgba(34,229,255,.10),rgba(7,8,24,.96) 55%),#070818;backdrop-filter:blur(8px);animation:wIn .5s ease}
#welcome.out{opacity:0;transition:opacity .5s;pointer-events:none}
@keyframes wIn{from{opacity:0;transform:scale(1.04)}to{opacity:1;transform:none}}
.welcome-card{max-width:420px;width:100%;text-align:center;background:linear-gradient(160deg,rgba(255,255,255,.08),rgba(255,255,255,.03));border:1px solid rgba(34,229,255,.25);border-radius:26px;padding:34px 24px;box-shadow:0 0 60px rgba(34,229,255,.15),0 24px 60px rgba(0,0,0,.5)}
.welcome-card h1{font-size:30px;margin:14px 0 2px}
.welcome-de{font-size:22px;font-weight:700;background:linear-gradient(90deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:12px}
.welcome-rings{position:relative;width:120px;height:120px;margin:0 auto}
.welcome-rings span{position:absolute;inset:0;border-radius:50%;border:1.5px solid rgba(34,229,255,.4);animation:spin 9s linear infinite}
.welcome-rings span:nth-child(2){inset:14px;border-color:rgba(166,107,255,.4);animation-duration:6s;animation-direction:reverse}
.welcome-rings span:nth-child(3){inset:28px;border-color:rgba(255,107,180,.35);animation-duration:4s}
.welcome-rings b{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:34px}
@keyframes spin{to{transform:rotate(360deg)}}
.spk.hear{width:auto;height:auto;border-radius:18px;padding:8px 16px;font-size:14px;font-weight:600;color:var(--accent);border:1px solid rgba(34,229,255,.3)}
.welcome-gift{display:inline-block;margin:0 0 12px;padding:6px 16px;border-radius:16px;background:linear-gradient(90deg,rgba(255,107,180,.14),rgba(166,107,255,.14));border:1px solid rgba(255,107,180,.3);font-size:14px;font-weight:600;color:#ffb8d9}

/* ===== LIQUID GLASS THEME (iOS-style light) ===== */
:root{
  --bg:#F2F4F9; --card:rgba(255,255,255,.55); --ink:#1C1C1E; --ink2:#6E6E73;
  --accent:#007AFF; --accent2:#AF52DE; --gold:#FF9F0A; --green:#34C759;
  --blue:#0A84FF; --purple:#AF52DE; --line:rgba(60,60,67,.12);
  --shadow:0 8px 28px rgba(31,38,135,.10), inset 0 1px 0 rgba(255,255,255,.65);
}
html{background:#F2F4F9}
body::before{background:
 radial-gradient(40% 35% at 20% 15%,rgba(10,132,255,.14),transparent 70%),
 radial-gradient(45% 40% at 85% 25%,rgba(175,82,222,.13),transparent 70%),
 radial-gradient(50% 45% at 50% 95%,rgba(255,55,95,.07),transparent 70%),#F2F4F9;animation:none}
body::after{display:none}
h1,h2{background:linear-gradient(90deg,#1C1C1E,#48484D);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero .kicker,.today-head .date{color:var(--accent);text-shadow:none}
.card{background:rgba(255,255,255,.55);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.75)}
.card.tappable:active{box-shadow:0 0 0 1.5px var(--accent),var(--shadow)}
.quote-card,.card:first-of-type{animation:none}
.btn{background:linear-gradient(135deg,#0A84FF,#AF52DE);box-shadow:0 8px 20px rgba(10,132,255,.25)}
.btn.ghost{background:rgba(10,132,255,.10);color:var(--accent);box-shadow:none;border:1px solid rgba(10,132,255,.25)}
.btn.soft{background:rgba(120,120,128,.12);color:var(--ink);box-shadow:none}
.progress>div{box-shadow:none}
.ring circle:nth-child(2){filter:none}
.ring .pct{text-shadow:none;color:var(--ink)}
.chip{background:rgba(10,132,255,.10);color:var(--accent)}
#tabbar{background:rgba(250,250,252,.82);border-top:1px solid rgba(60,60,67,.12);box-shadow:0 -8px 24px rgba(31,38,135,.06)}
.tab{color:#8A8A8E}
.tab.active{color:var(--accent);text-shadow:none}
.tab.active span{filter:none}
.phase.now .dot{box-shadow:0 0 0 5px rgba(10,132,255,.15)}
.phase.now .card{border:1.5px solid rgba(10,132,255,.5);box-shadow:var(--shadow)}
.phase::before{background:linear-gradient(var(--accent),rgba(60,60,67,.08))}
.phase .dot{background:#D8D8DE}
#gate{background:linear-gradient(160deg,#EAF2FF,#F5F0FA 45%,#E8F6FF)}
.gate-card{background:rgba(255,255,255,.6);border:1px solid rgba(255,255,255,.75)}
#gateInput{background:rgba(255,255,255,.7);color:var(--ink);border-color:rgba(60,60,67,.15)}
#gateInput:focus{box-shadow:0 0 0 3px rgba(10,132,255,.2)}
.gate-card h1{filter:none}
.gate-flag{filter:none}
.score-big{background:linear-gradient(90deg,#0A84FF,#AF52DE);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;filter:none}
.formula{color:#0A5CFF;background:rgba(10,132,255,.08)}
.module-body .keypoint{background:rgba(10,132,255,.07);border-left:3px solid var(--accent2)}
.mark-read{background:rgba(52,199,89,.14);color:#248A3D}
.deck-card,.badge,.more-tile,.opt,.timer-pill,.flash-front,.bub.a,.celebrate-card{background:rgba(255,255,255,.6);border:1px solid rgba(255,255,255,.75)}
.flash-back{background:linear-gradient(150deg,rgba(10,132,255,.14),rgba(175,82,222,.18));border:1px solid rgba(255,255,255,.75)}
.flash-btns .no{background:rgba(255,59,48,.12);color:#D70015}
.flash-btns .yes{background:rgba(52,199,89,.14);color:#248A3D}
.q-progress div{background:rgba(60,60,67,.12)}
.explain{background:rgba(10,132,255,.07)}
.check-item .box{border-color:rgba(60,60,67,.3)}
.papa{color:#B25000}
.quote-card{background:linear-gradient(140deg,rgba(10,132,255,.12),rgba(175,82,222,.14));border:1px solid rgba(255,255,255,.75)}
.quote-card .mr{color:#8E4EC6}
#celebrate{background:rgba(242,244,249,.6)}
.celebrate-card{background:rgba(255,255,255,.92)}
.bub.u{background:linear-gradient(135deg,#0A84FF,#AF52DE)}
.chatbar{background:rgba(250,250,252,.85)}
.chatbar textarea{background:rgba(255,255,255,.7);color:var(--ink);border-color:rgba(60,60,67,.15)}
.chatbar button{background:linear-gradient(135deg,#0A84FF,#AF52DE)}
.spk{background:rgba(10,132,255,.10);box-shadow:none}
.streak-pill{box-shadow:none;background:rgba(255,159,10,.14)}
.inp{border-color:rgba(60,60,67,.15);background:rgba(255,255,255,.7);color:var(--ink)}
.inp:focus{box-shadow:0 0 0 3px rgba(10,132,255,.2)}
.rd-on{background:rgba(10,132,255,.18);box-shadow:0 0 0 3px rgba(10,132,255,.18);color:var(--ink)}
.keypoint.rd-on{box-shadow:0 0 0 3px rgba(255,159,10,.3)}
#welcome{background:radial-gradient(120% 120% at 50% 0%,rgba(10,132,255,.08),rgba(242,244,249,.96) 55%),#F2F4F9}
.welcome-card{background:rgba(255,255,255,.6);border:1px solid rgba(255,255,255,.75);box-shadow:var(--shadow)}
.welcome-rings span{border-color:rgba(10,132,255,.35)}
.welcome-rings span:nth-child(2){border-color:rgba(175,82,222,.35)}
.welcome-rings span:nth-child(3){border-color:rgba(255,55,95,.3)}
.bub .spk,.spk.hear{color:var(--accent);border:1px solid rgba(10,132,255,.3);background:rgba(10,132,255,.08)}
.welcome-gift{background:linear-gradient(90deg,rgba(255,55,95,.10),rgba(175,82,222,.10));border:1px solid rgba(255,55,95,.25);color:#C2266B}

/* ===== EXAM ENGINE (real-format) ===== */
.exam-top{position:sticky;top:0;z-index:5;display:flex;gap:8px;align-items:center;background:rgba(250,250,252,.85);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);padding:8px 2px;margin:-4px 0 10px}
.ex-timer{font-weight:700;font-variant-numeric:tabular-nums;padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.7);border:1px solid rgba(255,255,255,.75);font-size:14px}
.ex-timer.low{color:#D70015;background:rgba(255,59,48,.1);border-color:rgba(255,59,48,.3)}
.opt-card{display:flex;gap:12px;align-items:flex-start;width:100%;text-align:left;padding:14px 16px;border-radius:16px;border:1.5px solid var(--line);background:rgba(255,255,255,.6);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);margin-bottom:10px;font-size:15px;color:var(--ink);transition:all .12s}
.opt-card:active{transform:scale(.99)}
.opt-card .ol{flex-shrink:0;width:28px;height:28px;border-radius:50%;border:1.5px solid var(--line);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;color:var(--ink2)}
.opt-card.sel{border-color:var(--accent);background:rgba(10,132,255,.08)}
.opt-card.sel .ol{background:var(--accent);color:#fff;border-color:var(--accent)}
.opt-card.correct{border-color:var(--green);background:rgba(52,199,89,.1)}
.opt-card.correct .ol{background:var(--green);color:#fff;border-color:var(--green)}
.opt-card.wrong{border-color:#FF3B30;background:rgba(255,59,48,.08)}
.opt-card.wrong .ol{background:#FF3B30;color:#fff;border-color:#FF3B30}
.ex-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:6px;margin:12px 0}
.ex-grid button{aspect-ratio:1;border-radius:8px;border:1px solid var(--line);background:rgba(255,255,255,.6);font-size:11px;font-weight:600;color:var(--ink2)}
.ex-grid button.a{background:var(--accent);color:#fff;border-color:var(--accent)}
.ex-grid button.f{border-color:#FF9F0A;box-shadow:0 0 0 2px rgba(255,159,10,.35)}
.ex-grid button.cur{box-shadow:0 0 0 2px var(--accent)}

/* ===== GROWTH PACK ===== */
.tab svg{width:23px;height:23px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;display:block;margin:0 auto 2px}
.tab{display:flex;flex-direction:column;align-items:center;gap:1px}
.tab-l{font-size:10px;font-weight:600;letter-spacing:.01em}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
.stat{background:rgba(255,255,255,.55);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border:1px solid var(--line);border-radius:18px;padding:14px;text-align:center}
.stat-n{font-size:22px;font-weight:800;background:linear-gradient(135deg,#007AFF,#AF52DE);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat-l{font-size:11px;color:var(--ink2);margin-top:2px}
.bars{display:flex;gap:8px;align-items:flex-end;height:88px;margin-top:8px}
.bar-col{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%}
.bar{width:100%;max-width:34px;border-radius:6px 6px 2px 2px;background:linear-gradient(180deg,#0A84FF,#AF52DE)}
.bar-l{font-size:10px;color:var(--ink2);margin-top:4px}

/* ==== v4: Apple-grade floating tab bar + premium quote card ==== */
#tabbar{left:12px;right:12px;bottom:calc(10px + env(safe-area-inset-bottom));max-width:496px;background:rgba(255,255,255,.72);backdrop-filter:blur(24px) saturate(180%);-webkit-backdrop-filter:blur(24px) saturate(180%);border:0.5px solid rgba(0,0,0,.08);border-radius:24px;box-shadow:0 8px 32px rgba(0,0,0,.10),0 1px 2px rgba(0,0,0,.04);padding:8px 6px}
.tab{gap:3px;padding:4px 0 2px;color:#8E8E93;font-size:10px;font-weight:600}
.tab svg{width:22px;height:22px;stroke-width:1.5;margin-bottom:1px}
.tab-l{font-size:10px;font-weight:600;letter-spacing:-.01em}
.tab.active{color:#007AFF;font-weight:600;text-shadow:none}
.tab.active span{filter:none}
.tab:active{opacity:.55}
.quote-card{background:rgba(255,255,255,.65);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border:0.5px solid rgba(0,0,0,.06);border-radius:20px;padding:22px 20px;text-align:left;box-shadow:0 2px 16px rgba(0,0,0,.05)}
.quote-card::before{content:"A thought for today";display:block;font-size:11px;font-weight:600;letter-spacing:.07em;text-transform:uppercase;color:#98989E;margin-bottom:10px}
.quote-card .q{font-size:16.5px;font-weight:600;line-height:1.5;color:#1C1C1E;letter-spacing:-.01em}
.quote-card .mr{font-size:14px;color:rgba(175,82,222,.9);margin-top:8px;line-height:1.45;font-weight:500}