[hidden]{display:none!important}
:root{
  --bg:#0B0D12; --bg2:#10131A; --s1:#151924; --s2:#1C2130; --s3:#252B3D;
  --line:rgba(255,255,255,.08); --line2:rgba(255,255,255,.14);
  --tx:#F3EFE6; --tx2:#C9C4B8; --mu:#8C93A3;
  --gold:#E9B44C; --gold2:#F6D58E; --terra:#E0663D; --sea:#5B8CFF; --ok:#3DD68C; --bad:#FF6464; --warn:#FFB547;
  --r:20px; --r2:14px;
  --serif: ui-serif, "New York", "Iowan Old Style", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, system-ui, sans-serif;
  --safe-b: env(safe-area-inset-bottom, 0px); --safe-t: env(safe-area-inset-top, 0px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--tx);font-family:var(--sans);font-size:16px;line-height:1.45;-webkit-font-smoothing:antialiased;overscroll-behavior-y:none}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;touch-action:manipulation}
img{max-width:100%;display:block}
#app{max-width:560px;margin:0 auto;min-height:100dvh;position:relative}
#view{padding:calc(var(--safe-t) + 14px) 16px calc(96px + var(--safe-b));min-height:100dvh}
body.focus #tabs{display:none}
body.focus #view{padding-bottom:calc(24px + var(--safe-b))}

/* tabs */
#tabs{position:fixed;left:50%;transform:translateX(-50%);bottom:0;width:100%;max-width:560px;display:flex;justify-content:space-around;
  padding:8px 6px calc(8px + var(--safe-b));background:rgba(11,13,18,.86);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-top:1px solid var(--line);z-index:20}
#tabs button{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:11px;color:var(--mu);padding:4px 8px;min-width:56px}
#tabs svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
#tabs button.on{color:var(--gold)}

/* type */
h1,h2,h3{margin:0;font-weight:600;letter-spacing:-.01em}
.serif{font-family:var(--serif)}
.h1{font-family:var(--serif);font-size:32px;line-height:1.05;letter-spacing:-.02em}
.h2{font-size:20px}
.h3{font-size:16px;font-weight:600}
.mu{color:var(--mu)} .tx2{color:var(--tx2)} .gold{color:var(--gold)} .ok{color:var(--ok)} .bad{color:var(--bad)}
.small{font-size:13px} .tiny{font-size:11px;letter-spacing:.08em;text-transform:uppercase}
.row{display:flex;align-items:center;gap:10px} .between{justify-content:space-between} .wrap{flex-wrap:wrap}
.col{display:flex;flex-direction:column;gap:12px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}.mt24{margin-top:24px}
.sec-title{display:flex;justify-content:space-between;align-items:baseline;margin:26px 2px 10px}

/* cards */
.card{background:var(--s1);border:1px solid var(--line);border-radius:var(--r);padding:16px}
.card.tight{padding:12px 14px}
.card.press{transition:transform .12s ease, background .2s}
.card.press:active{transform:scale(.98);background:var(--s2)}
.hero{position:relative;overflow:hidden;border-radius:26px;padding:20px 18px 18px;
  background:radial-gradient(120% 90% at 100% 0%,rgba(233,180,76,.22),transparent 55%),radial-gradient(80% 80% at 0% 100%,rgba(91,140,255,.16),transparent 60%),linear-gradient(160deg,#171B28,#0F1219);
  border:1px solid var(--line2)}
.hero .bgimg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.28;pointer-events:none}
.pill{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;background:var(--s2);border:1px solid var(--line);font-size:12px;color:var(--tx2)}
.pill.gold{background:rgba(233,180,76,.14);border-color:rgba(233,180,76,.35);color:var(--gold2)}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block;flex:none}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 18px;border-radius:16px;font-weight:600;background:var(--s2);border:1px solid var(--line2)}
.btn.primary{background:linear-gradient(180deg,#F2C664,#DFA43A);color:#1A1306;border:0;box-shadow:0 8px 24px -10px rgba(233,180,76,.7)}
.btn.block{width:100%}
.btn.ghost{background:transparent}
.btn:active{transform:scale(.98)}
.btn[disabled]{opacity:.45}
.back{display:inline-flex;align-items:center;gap:6px;color:var(--tx2);font-size:15px;padding:6px 0;margin-bottom:6px}

/* countdown */
.count{display:flex;gap:8px;margin-top:14px}
.count div{flex:1;background:rgba(0,0,0,.25);border:1px solid var(--line);border-radius:14px;padding:8px 6px;text-align:center}
.count b{display:block;font-family:var(--serif);font-size:28px;line-height:1.1;font-weight:600}
.count span{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--mu)}

/* steps (ruta) */
.step{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:16px;background:var(--s1);border:1px solid var(--line)}
.step .ic{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:var(--s2);flex:none;font-size:18px}
.step.done{opacity:.6}
.step.done .ic{background:rgba(61,214,140,.15);color:var(--ok)}
.step.next{border-color:rgba(233,180,76,.45);background:linear-gradient(90deg,rgba(233,180,76,.10),var(--s1) 60%)}
.step .go{margin-left:auto;color:var(--mu);font-size:20px}

/* progress */
.bar{height:8px;border-radius:99px;background:var(--s3);overflow:hidden}
.bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--gold),var(--gold2));transition:width .5s ease}
.ring{--p:0;width:46px;height:46px;border-radius:50%;background:conic-gradient(var(--c,var(--gold)) calc(var(--p)*1%),var(--s3) 0);display:grid;place-items:center;flex:none}
.ring::before{content:"";width:36px;height:36px;border-radius:50%;background:var(--s1);grid-area:1/1}
.ring b{grid-area:1/1;font-size:11px;font-weight:700;z-index:1}

/* quote */
.quote{font-family:var(--serif);font-size:19px;line-height:1.35}
.quote-by{margin-top:8px;color:var(--mu);font-size:13px}
.bro{display:flex;gap:10px;align-items:center;margin-top:14px;padding-top:12px;border-top:1px solid var(--line);color:var(--gold2);font-size:14px}

/* course grid */
.cgrid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.cbtn{display:flex;align-items:center;gap:10px;padding:12px;border-radius:16px;background:var(--s1);border:1px solid var(--line);text-align:left}
.cbtn .nm{font-size:14px;font-weight:600;line-height:1.2}
.cbtn .sub{font-size:11px;color:var(--mu)}

/* question */
.qhead{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px}
.qtop{position:sticky;top:0;z-index:5;background:linear-gradient(var(--bg) 75%,transparent);padding:calc(var(--safe-t) + 8px) 0 12px;margin-top:calc(-14px - var(--safe-t))}
.qprog{height:4px;background:var(--s3);border-radius:4px;overflow:hidden;margin-top:10px}
.qprog i{display:block;height:100%;background:var(--gold);transition:width .3s}
.passage{background:var(--bg2);border:1px solid var(--line);border-radius:16px;padding:14px;margin-bottom:12px;font-family:var(--serif);font-size:16.5px;line-height:1.55;white-space:pre-wrap;max-height:42vh;overflow:auto}
.passage.closed{max-height:84px;overflow:hidden;-webkit-mask-image:linear-gradient(#000 40%,transparent)}
.ptoggle{font-size:13px;color:var(--gold);margin:-4px 0 12px}
.stem{font-size:17px;line-height:1.5;white-space:pre-wrap}
.qimg{background:#fff;border-radius:14px;padding:6px;cursor:zoom-in;position:relative}
.qimg img{width:100%;height:auto;border-radius:8px}
.qimg .zoom{position:absolute;right:8px;bottom:8px;background:rgba(0,0,0,.65);color:#fff;font-size:11px;padding:4px 8px;border-radius:99px}
.alts{display:flex;flex-direction:column;gap:9px;margin-top:14px}
.alt{display:flex;gap:12px;align-items:flex-start;text-align:left;padding:13px 14px;border-radius:16px;background:var(--s1);border:1.5px solid var(--line);font-size:16px;line-height:1.35;transition:background .15s,border-color .15s,transform .1s}
.alt:active{transform:scale(.985)}
.alt .L{flex:none;width:28px;height:28px;border-radius:9px;display:grid;place-items:center;background:var(--s3);font-weight:700;font-size:14px}
.alt.sel{border-color:var(--sea);background:rgba(91,140,255,.12)} .alt.sel .L{background:var(--sea);color:#fff}
.alt.right{border-color:var(--ok);background:rgba(61,214,140,.12)} .alt.right .L{background:var(--ok);color:#06210F}
.alt.wrong{border-color:var(--bad);background:rgba(255,100,100,.10)} .alt.wrong .L{background:var(--bad);color:#2A0606}
.alt.dim{opacity:.5}
.letters{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-top:14px}
.letters .alt{justify-content:center;padding:14px 0}
.letters .alt .L{width:auto;height:auto;background:none;font-size:20px}
.letters .alt.sel .L,.letters .alt.right .L,.letters .alt.wrong .L{background:none;color:inherit}
.feedback{margin-top:14px;padding:14px;border-radius:16px;font-size:15px;animation:pop .25s ease}
.feedback.ok{background:rgba(61,214,140,.12);border:1px solid rgba(61,214,140,.35)}
.feedback.no{background:rgba(255,100,100,.10);border:1px solid rgba(255,100,100,.35)}
.qfoot{position:sticky;bottom:0;padding:12px 0 calc(10px + var(--safe-b));background:linear-gradient(transparent,var(--bg) 30%);margin-top:16px;display:flex;gap:10px}
@keyframes pop{from{transform:scale(.96);opacity:0}to{transform:none;opacity:1}}

/* exam nav grid */
.navgrid{display:grid;grid-template-columns:repeat(8,1fr);gap:6px}
.navgrid button{aspect-ratio:1;border-radius:9px;background:var(--s2);font-size:12px;font-weight:600;color:var(--tx2);border:1px solid var(--line)}
.navgrid button.ans{background:rgba(91,140,255,.22);color:#fff;border-color:rgba(91,140,255,.5)}
.navgrid button.flag{box-shadow:inset 0 0 0 2px var(--warn)}
.navgrid button.cur{outline:2px solid var(--gold)}
.timer{font-variant-numeric:tabular-nums;font-weight:700}
.timer.low{color:var(--bad)}

/* stats */
.kpi{background:var(--s1);border:1px solid var(--line);border-radius:18px;padding:14px}
.kpi b{display:block;font-family:var(--serif);font-size:30px;line-height:1.1}
.kpi span{font-size:12px;color:var(--mu)}
.crow{display:grid;grid-template-columns:110px 1fr 44px;gap:10px;align-items:center;padding:7px 0;font-size:14px}
.crow .bar{height:10px}
table.res{width:100%;border-collapse:collapse;font-size:14px}
table.res td,table.res th{padding:8px 4px;border-bottom:1px solid var(--line);text-align:center}
table.res td:first-child,table.res th:first-child{text-align:left}
table.res th{color:var(--mu);font-weight:500;font-size:12px}

/* breathing */
.breath{width:220px;height:220px;margin:30px auto;border-radius:50%;display:grid;place-items:center;position:relative}
.breath::before{content:"";position:absolute;inset:0;border-radius:50%;background:radial-gradient(circle,rgba(233,180,76,.55),rgba(233,180,76,.08) 70%);transform:scale(var(--s,.55));transition:transform 4s ease-in-out}
.breath b{position:relative;font-family:var(--serif);font-size:24px}

/* temple */
.temple{width:100%;height:auto}
.lvl{display:flex;align-items:center;gap:14px}

/* overlay */
#overlay{position:fixed;inset:0;z-index:50;background:rgba(5,6,9,.94);display:flex;flex-direction:column}
#overlay .ovbar{display:flex;justify-content:space-between;align-items:center;padding:calc(var(--safe-t) + 10px) 14px 10px}
#overlay .ovbody{flex:1;overflow:auto;-webkit-overflow-scrolling:touch;padding:10px}
#overlay .ovbody img{background:#fff;border-radius:10px;max-width:none}
.modal{margin:auto;width:min(92vw,420px);background:var(--s1);border:1px solid var(--line2);border-radius:24px;padding:22px;animation:pop .25s ease}
#toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(92px + var(--safe-b));background:var(--s3);border:1px solid var(--line2);padding:10px 16px;border-radius:14px;font-size:14px;z-index:60;box-shadow:0 10px 30px rgba(0,0,0,.4);animation:pop .2s ease;max-width:90vw;text-align:center}

/* mascot */
.mascot{width:92px;height:118px;flex:none;display:flex;align-items:flex-end;justify-content:center}
.mascot.big{width:150px;height:180px}
.mascot svg{width:86px;height:86px}
.mascot img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 10px 18px rgba(0,0,0,.45))}
.speech{background:var(--s2);border:1px solid var(--line);border-radius:16px 16px 16px 4px;padding:10px 12px;font-size:14px;color:var(--tx2)}

/* confetti */
.cf{position:fixed;top:-10px;width:8px;height:14px;z-index:70;border-radius:2px;animation:fall 1.6s ease-in forwards;pointer-events:none}
@keyframes fall{to{transform:translateY(105vh) rotate(720deg);opacity:.2}}

.list{display:flex;flex-direction:column;gap:8px}
.chk{display:flex;gap:12px;align-items:flex-start;padding:12px 14px;border-radius:14px;background:var(--s1);border:1px solid var(--line);text-align:left;width:100%}
.chk .bx{width:22px;height:22px;border-radius:7px;border:1.5px solid var(--line2);flex:none;display:grid;place-items:center;margin-top:1px}
.chk.on .bx{background:var(--ok);border-color:var(--ok);color:#06210F}
.chk.on span{color:var(--mu);text-decoration:line-through}
.seg{display:flex;background:var(--s1);border:1px solid var(--line);border-radius:14px;padding:4px;gap:4px}
.seg button{flex:1;padding:9px 6px;border-radius:10px;font-size:13px;color:var(--mu)}
.seg button.on{background:var(--s3);color:var(--tx)}
.empty{text-align:center;padding:28px 10px;color:var(--mu)}
.lexw{font-family:var(--serif);font-size:34px;text-align:center;margin:18px 0 6px}
@media (min-width:600px){ #view{padding-top:28px} }
[style*="text-align:center"] > .mascot{margin:0 auto}