:root{color-scheme:light;--navy:#12263a;--navy-2:#1b354d;--ink:#1d2b36;--muted:#6d7c88;--bg:#f3f5f5;--paper:#fff;--line:#dfe5e7;--soft:#eaf0f1;--accent:#ed765f;--accent-dark:#ce5945;--sky:#438aa1;--mint:#2d9c87;--shadow:0 22px 55px rgba(25,45,57,.14)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;background:var(--bg);color:var(--ink);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;font-size:14px}a{color:inherit;text-decoration:none}button{font:inherit}.app-nav{height:64px;padding:0 max(24px,calc((100vw - 1240px)/2));display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,.9);border-bottom:1px solid rgba(29,43,54,.08);backdrop-filter:blur(16px);position:sticky;top:0;z-index:40}.brand{display:flex;align-items:center;gap:11px;font-weight:750;letter-spacing:-.01em}.brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:var(--navy);color:#fff;font-size:10px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.15)}.brand small{display:block;color:var(--muted);font-size:9px;letter-spacing:.13em;margin-top:1px}.nav-links{display:flex;align-items:center;gap:4px}.nav-links a,.nav-links button{border:0;background:transparent;color:var(--muted);padding:9px 12px;border-radius:10px;cursor:pointer;transition:.2s}.nav-links a:hover,.nav-links a.active,.nav-links button:hover{background:var(--soft);color:var(--ink)}.runway-state{display:flex;align-items:center;gap:7px;color:var(--mint);font-size:11px;font-weight:700;margin-right:10px}.runway-state i{width:7px;height:7px;border-radius:50%;background:currentColor;box-shadow:0 0 0 5px rgba(45,156,135,.1);animation:pulse 2s infinite}.game-page{width:min(1240px,calc(100% - 36px));margin:28px auto 46px}.page-intro{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:20px}.crumb{margin:0 0 7px;color:var(--sky);font-size:11px;font-weight:700;letter-spacing:.06em}.page-intro h1{margin:0 0 7px;font-size:25px;line-height:1.2;letter-spacing:-.025em}.intro-copy{margin:0;color:var(--muted);line-height:1.6}.flight-metrics{display:grid;grid-template-columns:repeat(3,minmax(98px,1fr));border:1px solid var(--line);border-radius:15px;background:rgba(255,255,255,.78);overflow:hidden;box-shadow:0 1px 2px rgba(25,45,57,.03)}.flight-metrics div{padding:11px 17px;min-width:110px}.flight-metrics div+div{border-left:1px solid var(--line)}.flight-metrics span{display:block;color:var(--muted);font-size:10px}.flight-metrics b{display:block;margin-top:3px;color:var(--navy);font-size:18px;font-variant-numeric:tabular-nums}.game-frame{position:relative;overflow:hidden;border:7px solid #fff;border-radius:21px;background:var(--navy);box-shadow:var(--shadow);animation:rise .5s ease both}canvas{display:block;width:100%;height:auto;aspect-ratio:16/9;background:#153941}.overlay{position:absolute;inset:0;z-index:4;display:none;place-items:center;padding:24px;background:linear-gradient(90deg,rgba(7,22,34,.68),rgba(7,22,34,.24));backdrop-filter:blur(2px)}.overlay.show{display:grid}.card{width:min(410px,100%);padding:26px;border:1px solid rgba(255,255,255,.7);border-radius:18px;background:rgba(255,255,255,.94);box-shadow:0 25px 70px rgba(6,22,34,.28);color:var(--ink);animation:card-in .38s ease both}.hero-card{margin-right:auto;margin-left:4%;text-align:left}.clearance{display:inline-flex;align-items:center;gap:7px;padding:6px 9px;border-radius:999px;background:#e7f4f0;color:var(--mint);font-size:9px;font-weight:750;letter-spacing:.06em}.clearance i{width:6px;height:6px;border-radius:50%;background:currentColor}.eyebrow{margin:18px 0 6px;color:var(--sky);font-size:10px;font-weight:750;letter-spacing:.13em}.hero-card h2,.result-card h2{margin:0;font-size:28px;letter-spacing:-.03em}.lead{margin:8px 0 18px;color:var(--muted);font-size:13px;line-height:1.65}.controls{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin:18px 0}.controls>div{min-height:65px;padding:10px 5px;display:grid;place-items:center;border:1px solid var(--line);border-radius:11px;background:#f8fafa;color:var(--muted);font-size:10px}.key-group{display:flex;gap:3px}.controls kbd,.shortcut kbd{min-width:24px;padding:4px 6px;border:1px solid #ccd7db;border-bottom-width:2px;border-radius:6px;background:#fff;color:var(--navy);font:10px inherit;text-align:center;box-shadow:0 2px 0 #eef1f2}.primary,.secondary{width:100%;min-height:44px;display:flex;align-items:center;justify-content:center;gap:9px;border:0;border-radius:12px;cursor:pointer;font-weight:700;transition:transform .18s,box-shadow .18s,background .18s}.primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(237,118,95,.24)}.primary:hover{background:var(--accent-dark);transform:translateY(-1px);box-shadow:0 12px 25px rgba(237,118,95,.3)}.primary:active{transform:translateY(1px)}.primary span{margin-left:auto;margin-right:12px}.secondary{margin-top:8px;background:var(--soft);color:var(--navy)}.secondary:hover{background:#dde8ea}.minor{margin:12px 0 0;color:#93a0a8;font-size:10px;text-align:center}.pause{position:absolute;z-index:3;top:18px;right:18px;width:39px;height:39px;border:1px solid rgba(255,255,255,.22);border-radius:12px;background:rgba(9,30,42,.56);backdrop-filter:blur(8px);color:#fff;cursor:pointer;transition:.2s}.pause:hover{background:rgba(9,30,42,.82);transform:translateY(-1px)}.toast{position:absolute;z-index:3;left:50%;bottom:24px;transform:translate(-50%,18px);padding:9px 15px;border-radius:999px;background:rgba(255,255,255,.94);color:var(--mint);box-shadow:0 9px 25px rgba(7,22,34,.2);font-size:11px;font-weight:700;opacity:0;transition:.25s}.toast.show{opacity:1;transform:translate(-50%,0)}.result-card{text-align:center}.result-icon{width:58px;height:58px;margin:0 auto 14px;display:grid;place-items:center;border-radius:17px;background:#e6f5ef;color:var(--mint);font-size:25px}.result-card .eyebrow{margin-top:0}.stats{display:grid;grid-template-columns:1fr 1fr;margin:20px 0;border:1px solid var(--line);border-radius:12px;overflow:hidden}.stats div{padding:13px}.stats div+div{border-left:1px solid var(--line)}.stats span{display:block;color:var(--muted);font-size:10px}.stats b{display:block;margin-top:5px;color:var(--navy);font-size:21px}.game-support{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:13px;padding:12px 15px;border:1px solid rgba(29,43,54,.075);border-radius:15px;background:#fff}.briefing{display:flex;align-items:center;gap:11px}.briefing-icon{width:37px;height:37px;display:grid;place-items:center;border-radius:11px;background:var(--soft);color:var(--sky);font-size:11px;font-weight:800}.briefing b{font-size:12px}.briefing p{margin:3px 0 0;color:var(--muted);font-size:10px}.shortcut{display:flex;gap:15px;color:var(--muted);font-size:10px}.shortcut span{display:flex;align-items:center;gap:5px}.mobile-controls{display:none;grid-template-columns:repeat(5,1fr);gap:8px;margin-top:10px}.mobile-controls button{min-height:50px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--navy);box-shadow:0 2px 5px rgba(25,45,57,.04)}.mobile-controls button:active{background:var(--soft);transform:translateY(1px)}.mobile-controls .gear{background:var(--navy);color:#fff;font-size:10px}footer{display:flex;justify-content:space-between;padding:17px 2px;color:#93a0a8;font-size:10px}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}@keyframes card-in{from{opacity:0;transform:translateY(12px) scale(.985)}to{opacity:1;transform:none}}@keyframes pulse{50%{box-shadow:0 0 0 8px rgba(45,156,135,0)}}
@media(max-width:760px){.app-nav{height:58px;padding:0 12px}.brand small,.nav-links>a.active,.runway-state{display:none}.nav-links a,.nav-links button{padding:8px}.game-page{width:calc(100% - 16px);margin:16px auto 24px}.page-intro{align-items:flex-start;flex-direction:column;gap:14px}.page-intro h1{font-size:22px}.intro-copy{font-size:12px}.flight-metrics{width:100%;grid-template-columns:repeat(3,1fr)}.flight-metrics div{min-width:0;padding:9px 11px}.flight-metrics b{font-size:16px}.game-frame{border-width:4px;border-radius:15px}.overlay{padding:7px;background:rgba(7,22,34,.55)}.card{padding:12px;border-radius:13px}.hero-card{width:min(350px,100%);margin:auto}.clearance{padding:4px 7px;font-size:7px}.eyebrow{display:none}.hero-card h2,.result-card h2{font-size:19px}.lead{margin:4px 0 7px;font-size:10px;line-height:1.35}.controls{margin:7px 0;gap:4px}.controls>div{min-height:42px;padding:4px;font-size:8px}.controls kbd{padding:2px 4px;font-size:8px}.primary,.secondary{min-height:34px;border-radius:9px;font-size:11px}.minor{display:none}.pause{top:8px;right:8px;width:32px;height:32px;border-radius:9px}.result-icon{width:38px;height:38px;margin-bottom:7px;border-radius:11px;font-size:18px}.stats{margin:8px 0}.stats div{padding:6px}.stats b{font-size:16px}.game-support{padding:10px}.briefing p{max-width:210px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.shortcut{display:none}.mobile-controls{display:grid}footer span:first-child{display:none}}
@media(max-width:390px){.nav-links .sound-btn{display:none}.controls>div{min-height:38px}.game-support{margin-top:8px}.briefing-icon{display:none}}
@media(max-height:700px) and (min-width:761px){.game-page{margin-top:14px}.page-intro{margin-bottom:12px}.card{padding:20px}.controls{margin:12px 0}.lead{margin-bottom:10px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.result-card{width:min(500px,100%);padding:22px}.result-heading{display:flex;align-items:center;justify-content:center;gap:12px;text-align:left}.result-heading .result-icon{margin:0}.result-heading h2{font-size:23px}.result-heading p{margin:3px 0 0;color:var(--muted);font-size:10px}.quality-report{display:grid;gap:7px;margin:14px 0;text-align:left}.quality-report>div{display:grid;grid-template-columns:66px 1fr 27px;align-items:center;gap:8px}.quality-report span,.quality-report em{color:var(--muted);font-size:9px;font-style:normal}.quality-report em{text-align:right;font-variant-numeric:tabular-nums}.quality-report i{height:6px;border-radius:999px;background:#e9edef;overflow:hidden}.quality-report i b{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--sky),var(--mint));transition:width .55s ease}.landing-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:5px}.landing-facts span{padding:7px 5px;border-radius:8px;background:var(--soft);color:var(--muted);font-size:8px}.landing-facts b{display:block;margin-top:3px;color:var(--navy);font-size:10px}.result-card .stats{margin:12px 0}.result-card .lead{margin-bottom:8px}
@media(max-width:760px){.game-frame{animation:none;transform:none}#result.overlay.show{position:fixed;inset:58px 0 0;z-index:60;overflow-y:auto;padding:16px;background:rgba(7,22,34,.82)}#result .result-card{width:min(420px,100%);padding:18px}.result-heading .result-icon{margin-bottom:0}.quality-report{gap:7px;margin:12px 0}.quality-report>div{grid-template-columns:62px 1fr 25px;gap:6px}.quality-report span,.quality-report em{font-size:9px}.landing-facts{display:grid}.result-card .lead{display:block}.result-card .stats{margin:10px 0}}
.mission-meta{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin:12px 0}.mission-meta span{padding:9px 10px;border-radius:10px;background:var(--soft)}.mission-meta small,.mission-meta b{display:block}.mission-meta small{color:var(--muted);font-size:8px}.mission-meta b{margin-top:3px;color:var(--navy);font-size:11px}.level-picker-head{display:flex;justify-content:space-between;margin:11px 1px 7px;color:var(--muted);font-size:9px}.level-picker{display:grid;grid-template-columns:repeat(6,1fr);gap:5px}.level-picker button{height:34px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--navy);cursor:pointer;font-size:10px;font-weight:750;transition:.18s}.level-picker button:hover:not(:disabled),.level-picker button.active{border-color:var(--sky);background:#e7f1f3;color:var(--sky);transform:translateY(-1px)}.level-picker button:disabled{color:#b5c0c5;background:#f1f3f3;cursor:not-allowed}.level-picker button.locked::after{content:' ·';}.combo-summary{margin-top:7px;padding:7px;border-radius:8px;background:#fff4df;color:#a56d19;font-size:9px;font-weight:700}.hero-card:has(.level-picker){width:min(460px,100%);padding:22px}.hero-card:has(.level-picker) .controls{margin:12px 0}.hero-card:has(.level-picker) .minor{margin-top:8px}
@media(max-width:760px){#menu.overlay.show{position:fixed;inset:58px 0 0;z-index:60;overflow-y:auto;padding:12px;background:rgba(7,22,34,.8)}#menu .hero-card{width:min(420px,100%);padding:15px}.mission-meta{margin:7px 0}.mission-meta span{padding:6px 8px}.level-picker-head{margin-top:7px}.level-picker button{height:30px}.combo-summary{font-size:8px}}
.menu-return{width:100%;padding:8px;border:0;background:transparent;color:var(--muted);font-size:10px;cursor:pointer}.menu-return:hover{color:var(--sky)}