:root{--navy: #1b2d4f;--navy-mid: #2d4a7a;--navy-pale: #eef1f8;--gold: #c9a84c;--gold-lt: #f5edcf;--cream: #f7f5f0;--white: #ffffff;--text: #1b2d4f;--muted: #8b9ab4;--border: #dde3ef;--c-fitting: #c97b7b;--c-dir: #7b9ec9;--c-sale: #c9b07b;--c-size: #7bc9a8;--c-party: #a87bc9;--c-escape: #c99b7b;--c-emerg: #c97b7b;--r-xs: 8px;--r-sm: 12px;--r-md: 16px;--r-lg: 22px;--r-xl: 30px;--sh-sm: 0 1px 4px rgba(27,45,79,.07), 0 2px 8px rgba(27,45,79,.05);--sh-md: 0 4px 16px rgba(27,45,79,.1), 0 2px 6px rgba(27,45,79,.06);--sh-lg: 0 8px 32px rgba(27,45,79,.13), 0 3px 10px rgba(27,45,79,.08);--font-sans: "Inter", "Noto Sans SC", ui-sans-serif, system-ui, -apple-system, sans-serif;--font-serif: "Playfair Display", Georgia, "Times New Roman", serif;font-synthesis:none;text-rendering:optimizeLegibility}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-sans);color:var(--text);background:var(--cream);min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button{font:inherit;cursor:pointer}ul{list-style:none}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:99px}::-webkit-scrollbar-thumb:hover{background:var(--muted)}::selection{background:var(--gold-lt);color:var(--navy)}:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}.app-shell{width:min(1100px,100%);margin:0 auto;padding:20px 14px 72px}@media(min-width:640px){.app-shell{padding:28px 24px 80px}}.hero{background:var(--navy);border-radius:var(--r-xl);padding:clamp(28px,6vw,48px) clamp(22px,5vw,44px);margin-bottom:20px;position:relative;overflow:hidden;isolation:isolate}.hero:before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 85% 15%,rgba(201,168,76,.18) 0%,transparent 55%),radial-gradient(ellipse at 15% 90%,rgba(45,74,122,.5) 0%,transparent 50%);pointer-events:none;z-index:-1}.hero-eyebrow{display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);margin-bottom:12px}.hero h1{font-family:var(--font-serif);font-size:clamp(2rem,8vw,3.5rem);font-weight:700;letter-spacing:-.025em;line-height:1.05;color:var(--white);margin-bottom:14px}.hero-sub{font-size:clamp(.85rem,2.5vw,.97rem);color:#ffffff8c;line-height:1.6;max-width:500px}.hero-sub:before{content:"";display:inline-block;width:28px;height:2px;background:var(--gold);border-radius:2px;vertical-align:middle;margin-right:10px}.progress-card{display:flex;align-items:center;gap:12px;background:var(--white);border-radius:var(--r-lg);padding:13px 16px;margin-bottom:18px;box-shadow:var(--sh-sm);border:1px solid var(--border)}.progress-bar-wrap{flex:1;display:flex;flex-direction:column;gap:7px;min-width:0}.progress-label{display:flex;justify-content:space-between;align-items:center;font-size:.75rem;color:var(--muted);font-weight:600}.progress-label 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13px;display:flex;flex-direction:column}.module-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:var(--muted);border-bottom-color:var(--muted)}.module-card.selected{border-color:var(--navy);border-bottom-color:var(--navy);background:var(--navy-pale);box-shadow:var(--sh-md)}.module-card-content .module-card-fr{font-weight:800;font-size:1rem;color:var(--text);line-height:1.25;padding-right:8px}.module-card-content .module-card-zh{font-size:.85rem;font-weight:700;color:var(--navy);margin-top:4px}.module-card-content .module-card-desc{font-size:.8rem;color:var(--muted);line-height:1.5;margin-top:8px;flex:1}.module-card-content .module-card-count{margin-top:10px;padding-top:9px;border-top:1px solid var(--border);font-size:.73rem;font-weight:700;color:var(--muted);letter-spacing:.04em;text-transform:uppercase}.scenario-card{background:var(--white);border-radius:var(--r-xl);padding:20px 18px;box-shadow:var(--sh-md);border:1px solid var(--border);animation:cardIn .3s cubic-bezier(.34,1.4,.64,1) both}@keyframes cardIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media(min-width:640px){.scenario-card{padding:26px 24px}}.scenario-header{display:flex;flex-direction:row;align-items:center;gap:16px;margin-bottom:18px;padding-bottom:18px;border-bottom:1.5px solid var(--border)}.customer-avatar{width:100px;height:100px;border-radius:50%;overflow:hidden;flex-shrink:0;border:3px solid var(--navy);box-shadow:0 0 0 3px var(--cream),0 4px 12px #1b2d4f2e}.customer-avatar img{width:100%;height:100%;object-fit:cover;object-position:top 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var(--border);margin-top:4px}.store-map-svg{display:block;width:100%;height:auto}.store-bg{fill:#f0eeea}.map-aisle{stroke:#d8d4cc;stroke-width:.8;stroke-dasharray:2.5 2}.zone-click{cursor:pointer}.zone-click.disabled{cursor:default}.store-zone{fill:#e8ecf4;stroke:#c4cdda;stroke-width:.7;transition:fill .18s ease,stroke .18s ease;rx:1.5}.store-zone.selected{fill:#c8d8f8;stroke:var(--navy);stroke-width:1.2}.store-zone.correct{fill:#b4e8c2;stroke:#3a9e60;stroke-width:1.2}.store-zone.wrong{fill:#f0b8b8;stroke:#c04040;stroke-width:1.2}.zone-text-fr{fill:var(--navy);font-size:2.5px;font-weight:900;pointer-events:none;font-family:var(--font-sans)}.zone-text-zh{fill:#6b7fa0;font-size:2.1px;font-weight:600;pointer-events:none;font-family:var(--font-sans)}.map-front{fill:var(--navy);font-size:2.3px;font-weight:900}.map-small-label{fill:#a0a8b8;font-size:2px;font-weight:600}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.module-grid .module-card:nth-child(1){animation:cardIn .35s .05s 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var(--border);background:var(--cream);border-radius:var(--r-sm);cursor:pointer;font-family:var(--font-sans);font-size:14px;color:var(--text);transition:all .15s ease}.practice-mode-toggle button.active{background:var(--navy);color:#fff;border-color:var(--navy)}.practice-mode-toggle button:not(.active):hover{border-color:var(--navy-mid);color:var(--navy)}