:root { --bg:#24162f; --panel:#321f42; --panel2:#43285a; --text:#fffaf4; --muted:#b9aec2; --gold:#ffd166; --pink:#ff75a0; --mint:#73f0bc; --line:rgba(255,255,255,.1); }
*{box-sizing:border-box} html{background:var(--bg);min-height:100%} body{min-height:100vh;margin:0;color:var(--text);background:radial-gradient(circle at 18% -8%,rgba(255,117,160,.22),transparent 34%),radial-gradient(circle at 88% 14%,rgba(115,240,188,.15),transparent 30%),linear-gradient(180deg,#24162f,#1d172b);font-family:"Be Vietnam Pro",sans-serif;font-size:16px} button{font:inherit}.app{width:min(100%,680px);min-height:100vh;margin:0 auto;padding:0 22px;display:flex;flex-direction:column}header{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:14px}.brand{display:flex;align-items:center;gap:10px;color:white;text-decoration:none}.brand span,.hero-icons span,.feedback-icon,.result-icon{display:grid;place-items:center;border:1px solid var(--line);background:var(--panel2)}.brand span{width:42px;height:42px;border-radius:15px;font-size:24px}.brand strong{font-size:20px;letter-spacing:-.04em}.header-actions{display:flex;align-items:center;gap:9px}.icon-button{width:40px;height:40px;border:1px solid var(--line);border-radius:50%;color:var(--mint);background:rgba(50,31,66,.78);cursor:pointer;font-size:18px;font-weight:800}.best-score{padding:10px 14px;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:rgba(50,31,66,.62);font-size:14px;font-weight:700}.best-score strong{color:var(--gold)}main{flex:1;display:flex;align-items:center;justify-content:center}.screen{display:none;width:100%;padding:24px 0 34px;text-align:center;animation:enter .25s ease}.screen.active{display:block}@keyframes enter{from{opacity:0;transform:translateY(10px)}}.hero-icons{min-height:126px;display:flex;align-items:center;justify-content:center;gap:8px}.hero-icons span{width:88px;height:88px;border-radius:26px;font-size:42px;box-shadow:0 20px 55px rgba(0,0,0,.2);transform:rotate(-7deg)}.hero-icons span:nth-child(2){z-index:2;width:104px;height:104px;background:var(--gold);transform:translateY(-10px) rotate(4deg)}.hero-icons span:nth-child(3){transform:rotate(8deg)}.eyebrow{margin:22px 0 10px;color:var(--gold);font-size:14px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}h1,h2{margin:0;letter-spacing:-.055em;line-height:1.06}h1{font-size:clamp(42px,9vw,66px)}h2{font-size:clamp(30px,7vw,46px)}.intro{max-width:520px;margin:18px auto 26px;color:var(--muted);font-size:16px;line-height:1.75}.primary-button,.secondary-button{width:100%;min-height:58px;border-radius:16px;cursor:pointer;font-weight:800}.primary-button{border:0;color:#24162f;background:var(--gold);box-shadow:0 14px 36px rgba(255,209,102,.17)}.secondary-button{margin-top:10px;color:white;border:1px solid var(--line);background:transparent}.game{align-self:stretch}.game-head{display:flex;justify-content:space-between;color:var(--muted);font-size:14px;font-weight:800}.game-head strong{color:var(--gold)}.progress{height:7px;margin:13px 0 18px;overflow:hidden;border-radius:999px;background:rgba(255,255,255,.08)}.progress i{display:block;width:10%;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--pink),var(--gold),var(--mint));transition:.25s}.question-card,.answer-button,.score-panel{border:1px solid var(--line);background:rgba(50,31,66,.82);box-shadow:0 18px 50px rgba(0,0,0,.15)}.question-card{padding:24px;border-radius:24px}.question-card .eyebrow{margin-top:0}.question-card p:not(.eyebrow){margin:14px 0 0;color:var(--muted);font-size:15px;line-height:1.7}.answer-grid{margin-top:16px;display:grid;grid-template-columns:1fr 1fr;gap:10px}.answer-button{min-height:64px;padding:10px 12px;border-radius:16px;color:white;cursor:pointer;font-size:15px;font-weight:800}.answer-button:hover{border-color:var(--gold)}.answer-button.correct{border-color:var(--mint);background:rgba(115,240,188,.16)}.answer-button.wrong{border-color:var(--pink);background:rgba(255,117,160,.16)}.answer-button:disabled{cursor:default;opacity:.74}.feedback-icon,.result-icon{width:122px;height:122px;margin:0 auto 16px;border-radius:34px;font-size:62px}.feedback>p:not(.eyebrow){max-width:460px;margin:16px auto 28px;color:var(--muted);font-size:16px;line-height:1.7}.score-panel{width:min(260px,100%);min-height:210px;margin:26px auto;display:grid;place-items:center;align-content:center;border-radius:32px}.score-panel span,.score-panel small{color:var(--muted);font-size:14px;font-weight:800}.score-panel strong{margin:4px 0;color:var(--gold);font-size:58px;line-height:1}footer{padding:18px 0;display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:13px}footer a{color:var(--mint);text-decoration:none;font-weight:800}.toast{position:fixed;left:50%;bottom:24px;z-index:20;padding:12px 16px;border-radius:12px;color:#24162f;background:white;opacity:0;transform:translate(-50%,14px);pointer-events:none;transition:.2s;font-size:13px;font-weight:800}.toast.show{opacity:1;transform:translate(-50%,0)}@media(max-width:560px){.app{padding:0 16px}.brand strong{font-size:16px}.best-score{font-size:12px}.answer-grid{grid-template-columns:1fr}.hero-icons span{width:70px;height:70px;font-size:34px}.hero-icons span:nth-child(2){width:84px;height:84px}footer{flex-direction:column;text-align:center}}