.p-nav{border-bottom:2px solid var(--line);background:var(--paper);position:sticky;top:0;z-index:20}.p-nav-inner{position:relative;display:flex;align-items:center;justify-content:space-between;min-height:136px;padding:12px 24px;flex-wrap:wrap;gap:12px}.p-nav-logo{display:flex;align-items:center;height:100%}.p-nav-logo img{height:88px}.p-nav-toggle{display:none;background:none;border:2px solid var(--line);border-radius:8px;padding:6px 12px;font-size:1.6rem;line-height:1;color:var(--ink)}.p-nav-links{display:flex;align-items:center;gap:22px;flex-wrap:wrap;font-family:var(--font-heading);font-weight:600}.p-nav-links a{text-decoration:none;color:var(--ink);padding-bottom:4px;border-bottom:2px solid transparent}.p-nav-links a.active,.p-nav-links a:hover{border-bottom-color:var(--wing-red)}@media (max-width: 720px){.p-nav-inner{flex-wrap:nowrap;min-height:auto;padding:10px 16px}.p-nav-logo img{height:44px}.p-nav-toggle{display:block;flex-shrink:0}.p-nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--paper);border-bottom:2px solid var(--line);flex-direction:column;align-items:flex-start;padding:18px 24px;gap:16px}.p-nav-links.is-open{display:flex}}.p-footer{border-top:2px solid var(--line);margin-top:60px;padding:32px 0}.p-footer-inner{display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;color:var(--muted)}.p-footer-mark{width:34px;margin-bottom:6px}.ad-slot{border:1px solid var(--line-soft);border-radius:var(--radius-ui);background:var(--paper-soft);text-align:center;padding:16px;margin:28px auto;max-width:640px;display:flex;align-items:center;gap:12px;justify-content:center;flex-wrap:wrap}.ad-slot-tag{font-family:var(--font-heading);font-weight:700;color:var(--muted);border:1px solid var(--line-soft);border-radius:6px;padding:1px 6px}.ad-slot-headline{font-weight:600}.ad-slot-cta{color:var(--wing-blue);font-weight:600;text-decoration:underline}.p-card{aspect-ratio:var(--card-ratio);width:100%;max-width:220px;border:2px solid var(--line);border-radius:var(--radius-card);background:var(--paper);padding:0;box-shadow:var(--shadow-rest);perspective:1000px;transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease}.p-card:hover,.p-card:focus-visible{transform:translateY(-6px);box-shadow:var(--shadow-float);border-color:var(--card-accent, var(--wing-blue))}.p-card-inner{position:relative;width:100%;height:100%;display:block;transform-style:preserve-3d;transition:transform .42s cubic-bezier(.2,.8,.2,1)}.p-card.is-selected .p-card-inner{transform:rotateY(180deg)}.p-card-face{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;backface-visibility:hidden;border-radius:calc(var(--radius-card) - 2px);padding:10px;text-align:center}.p-card-front{background:var(--paper-soft)}.p-card-image{width:100%;height:55%;object-fit:contain;margin-bottom:8px}.p-card-text{font-family:var(--font-heading);font-weight:600;color:var(--ink)}.p-card-back{background:var(--paper);transform:rotateY(180deg)}.p-card-favicon{width:55%;opacity:.9}.p-card.is-correct{border-color:var(--correct)}.p-card.is-correct .p-card-back{background:#eaf7ee}.p-card.is-incorrect{border-color:var(--incorrect)}.p-card.is-incorrect .p-card-back{background:#fdecea}.btn{display:inline-block;font-family:var(--font-heading);font-weight:700;padding:12px 26px;border-radius:999px;text-decoration:none;border:2px solid var(--ink);transition:transform .14s ease,background .14s ease,color .14s ease}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--ink);color:var(--paper)}.btn-primary:hover{background:var(--wing-red);border-color:var(--wing-red)}.btn-outline{background:transparent;color:var(--ink)}.btn-outline:hover{border-color:var(--wing-blue);color:var(--wing-blue)}.home-hero{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;padding:64px 24px 56px;align-items:center}.home-hero h1{line-height:1.1;margin-bottom:16px}.lede{color:var(--muted);max-width:46ch}.home-hero-actions{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}.home-hero-mission{border:2px solid var(--line);border-radius:24px;padding:32px;background:var(--paper-soft)}.home-hero-mission h2{margin-bottom:12px}.home-hero-note{color:var(--muted);margin-top:14px}.home-standards{padding:56px 0}.home-standards h2,.home-how h2{margin-bottom:6px}.section-lede{color:var(--muted);margin-bottom:28px}.home-how{padding:56px 0 72px}.how-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:8px}.how-step{border-left:3px solid var(--wing-purple);padding-left:16px}.how-step-mark{font-family:var(--font-heading);font-size:var(--size-header);font-weight:700;color:var(--wing-purple);display:block}.how-step h3{margin:4px 0 6px}.how-step p{color:var(--muted)}.disclaimer{margin-top:34px;color:var(--muted);border-top:1px dashed var(--line-soft);padding-top:16px}@media (max-width: 860px){.home-hero{grid-template-columns:1fr}.how-steps{grid-template-columns:1fr 1fr}}.auth-wrap{max-width:460px;margin:56px auto;padding:0 24px}.auth-card{border:2px solid var(--line);border-radius:20px;padding:36px 32px}.auth-card h1{margin-bottom:6px}.auth-card .section-lede{margin-bottom:24px}.field{margin-bottom:18px;display:flex;flex-direction:column;gap:6px}.field label{font-family:var(--font-heading);font-weight:600}.field input,.field select{border:2px solid var(--line-soft);border-radius:10px;padding:11px 14px;font-size:var(--size-body);font-family:var(--font-body)}.field input:focus,.field select:focus{border-color:var(--wing-blue)}.field-hint{color:var(--muted)}.field-row{display:grid;grid-template-columns:1fr;gap:0}.robot-check{display:flex;align-items:center;gap:10px;border:2px dashed var(--line-soft);border-radius:10px;padding:12px 14px;margin:20px 0}.auth-submit{width:100%;margin-top:6px}.auth-switch{margin-top:18px;text-align:center;color:var(--muted)}.auth-switch a{color:var(--wing-red);font-weight:600;text-decoration:none}.form-error{background:#fdecea;border:1px solid var(--incorrect);color:var(--incorrect);border-radius:8px;padding:10px 14px;margin-bottom:16px}.picker-wrap{max-width:980px;margin:0 auto;padding:48px 24px 72px}.picker-wrap h1{margin-bottom:6px}.picker-wrap .section-lede{margin-bottom:32px}.quiz-mode-toggle{display:flex;gap:12px;margin-bottom:28px}.quiz-mode-btn{border:2px solid var(--line);background:var(--paper);border-radius:999px;padding:10px 22px;font-family:var(--font-heading);font-weight:700}.quiz-mode-btn.is-active{background:var(--ink);color:var(--paper)}.session-progress{color:var(--muted);margin-bottom:16px}.quiz-section{padding:40px 0}.quiz-section+.quiz-section{border-top:2px solid var(--line-soft)}.instructions-wrap{max-width:640px;margin:0 auto;padding:48px 24px}.instructions-wrap h1{margin-bottom:18px}.instructions-list{display:flex;flex-direction:column;gap:12px;margin:22px 0 28px}.instructions-list li{list-style:none;padding-left:28px;position:relative;color:var(--muted)}.instructions-list li:before{content:"✓";position:absolute;left:0;top:0;color:var(--wing-green);font-weight:700}.question-textbox{border:2px solid var(--line);border-radius:var(--radius-ui);padding:22px;font-family:var(--font-heading);font-size:var(--size-header);text-align:center;max-width:640px;margin:0 auto 28px}.card-grid.is-questions{margin-bottom:32px}.quiz-submit-row{display:flex;justify-content:center;margin-top:32px}.match-columns{display:grid;grid-template-columns:1fr 1fr;gap:40px;max-width:780px;margin:0 auto}.match-col-label{text-align:center;font-family:var(--font-heading);font-weight:700;margin-bottom:12px;color:var(--muted)}.answer-banner{text-align:center;font-family:var(--font-heading);font-weight:800;font-size:var(--size-header);margin-bottom:24px}.answer-banner.is-correct{color:var(--correct)}.answer-banner.is-incorrect{color:var(--incorrect)}.answer-block{max-width:640px;margin:0 auto 28px;text-align:center}.answer-block .question-text{font-family:var(--font-heading);margin-bottom:18px}.answer-row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line-soft)}.answer-row-label{color:var(--muted)}.answer-table{width:100%;max-width:640px;margin:0 auto 24px;border-collapse:collapse}.answer-table th,.answer-table td{border:1px solid var(--line-soft);padding:10px 14px;text-align:left}.answer-table th{background:var(--paper-soft);font-family:var(--font-heading)}.next-btn-row{display:flex;justify-content:center;margin-top:20px}.end-wrap{max-width:640px;margin:0 auto;padding:56px 24px;text-align:center}.end-medal{width:140px;height:140px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-family:var(--font-heading);font-weight:800;font-size:var(--size-header);color:#fff;border:6px solid var(--paper);box-shadow:var(--shadow-float)}.end-medal.gold{background:linear-gradient(160deg,#f3cd66,var(--gold))}.end-medal.silver{background:linear-gradient(160deg,#e2e4e8,var(--silver));color:var(--ink)}.end-medal.bronze{background:linear-gradient(160deg,#cf9463,var(--bronze))}.end-stats{display:flex;justify-content:center;gap:28px;margin:26px 0}.end-stat{display:flex;flex-direction:column;align-items:center;gap:4px}.end-stat-value{font-family:var(--font-heading);font-weight:800;font-size:var(--size-header)}.end-stat-label{color:var(--muted)}.end-rank{color:var(--muted);margin-bottom:18px}.end-quote{font-family:var(--font-display);font-style:italic;color:var(--wing-purple);border-top:1px dashed var(--line-soft);padding-top:22px;margin-top:26px}.game-player{max-width:100%;padding:24px;display:flex;flex-direction:column;align-items:center}.game-player-head{width:100%;max-width:900px;display:flex;align-items:baseline;justify-content:space-between;margin-bottom:12px}.game-timer{font-family:var(--font-heading);font-weight:700;color:var(--muted)}.game-frame-wrap{position:relative;border:2px solid var(--line);border-radius:var(--radius-ui);overflow:hidden;background:var(--paper-soft)}.game-frame{display:block}.game-over-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#0b0b0cd9;color:var(--paper);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;text-align:center;padding:24px}.score-summary{display:flex;gap:32px;margin:20px 0 36px}.score-summary-stat{display:flex;flex-direction:column-reverse;gap:4px;color:var(--muted)}.score-summary-stat span{font-family:var(--font-heading);font-weight:800;font-size:var(--size-header);color:var(--ink)}.score-chart-card{border:2px solid var(--line);border-radius:var(--radius-ui);padding:20px;margin-bottom:24px}.score-chart-card h3{margin-bottom:12px}.static-wrap{max-width:720px;margin:0 auto;padding:56px 24px 80px}.static-wrap h1{margin-bottom:18px}.static-wrap p{color:var(--muted);margin-bottom:14px}.static-wrap ul{color:var(--muted);padding-left:22px}.static-wrap li{margin-bottom:8px}:root{--ink: #0b0b0c;--paper: #ffffff;--paper-soft: #f6f6f7;--line: #1d1d1f;--line-soft: #e4e4e6;--muted: #6b6b70;--wing-yellow: #f2b202;--wing-blue: #2e8fd6;--wing-green: #43a35e;--wing-red: #e0473c;--wing-purple: #9b4dca;--correct: #2f9e5c;--incorrect: #e0473c;--gold: #d9a441;--silver: #b9bcc2;--bronze: #b0703b;--font-display: Arial, Helvetica, sans-serif;--font-heading: Arial, Helvetica, sans-serif;--font-body: Arial, Helvetica, sans-serif;--size-header: 1.5rem;--size-body: 1rem;--card-ratio: 5 / 7;--radius-card: 18px;--radius-ui: 12px;--shadow-rest: 0 2px 10px rgba(0,0,0,.1);--shadow-float: 0 14px 28px rgba(0,0,0,.18)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-body);font-size:var(--size-body);-webkit-font-smoothing:antialiased}h1,h2,h3,h4{font-family:var(--font-heading);font-size:var(--size-header);font-weight:700;margin:0}p{line-height:1.6}a{color:inherit}button{font-family:var(--font-body);cursor:pointer}img{max-width:100%;display:block}.container{max-width:1180px;margin:0 auto;padding:0 24px}.accent{color:var(--wing-red)}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,160px);justify-content:center;gap:18px;max-width:980px;margin:0 auto}:focus-visible{outline:3px solid var(--wing-blue);outline-offset:2px}@media (prefers-reduced-motion: reduce){*{animation-duration:.001ms!important;transition-duration:.001ms!important}}