:root{--bg-base: #fcfcfd;--bg-surface: #f8fafc;--bg-card: #ffffff;--text-primary: #0f172a;--text-secondary: #334155;--text-muted: #64748b;--color-accent: #059669;--color-accent-hover: #047857;--color-accent-light: #f0fdf4;--color-accent-glow: rgba(5, 150, 105, .08);--border-color: #e2e8f0;--border-hover: #cbd5e1;--border-focus: #10b981;--container-max-width: 1280px;--font-sans: "Inter", "Noto Sans TC", system-ui, -apple-system, sans-serif;--font-display: "Outfit", "Noto Sans TC", system-ui, -apple-system, sans-serif;--font-mono: "Geist Mono", SFMono-Regular, Consolas, monospace;--radius-lg: 16px;--radius-md: 12px;--radius-sm: 8px;--radius-pill: 9999px;--transition-fast: .15s cubic-bezier(.16, 1, .3, 1);--transition-normal: .3s cubic-bezier(.16, 1, .3, 1);--transition-slow: .5s cubic-bezier(.16, 1, .3, 1)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-family:var(--font-sans);background-color:var(--bg-base);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{line-height:1.6}h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;line-height:1.25;letter-spacing:-.02em}p{color:var(--text-secondary)}.container{width:100%;max-width:var(--container-max-width);margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 28px;font-family:var(--font-display);font-size:16px;font-weight:600;border-radius:var(--radius-pill);border:1px solid transparent;cursor:pointer;text-decoration:none;transition:all var(--transition-fast);white-space:nowrap}.btn:active{transform:scale(.98)}.btn-primary{background-color:var(--color-accent);color:#fff}.btn-primary:hover{background-color:var(--color-accent-hover);box-shadow:0 4px 12px #05966926}.btn-secondary{background-color:#fff;color:var(--text-primary);border-color:var(--border-color)}.btn-secondary:hover{background-color:var(--bg-surface);border-color:var(--border-hover)}.btn:disabled{cursor:not-allowed;opacity:.65;transform:none}.section{padding:96px 0}.section-alt{background-color:var(--bg-surface)}.grid-2{display:grid;grid-template-cols:1fr;gap:48px;align-items:center}@media(min-width:768px){.grid-2{grid-template-cols:1.1fr .9fr}.grid-2.reverse{grid-template-cols:.9fr 1.1fr}}.navbar{position:sticky;top:0;z-index:100;background-color:#fdfdfdd9;backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);height:72px;display:flex;align-items:center}.navbar-container{display:flex;justify-content:space-between;align-items:center;width:100%}.navbar-logo{display:flex;align-items:center;gap:8px;text-decoration:none;font-family:var(--font-display);font-size:20px;font-weight:800;color:var(--text-primary)}.navbar-logo-icon{width:32px;height:32px;background-color:var(--color-accent);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;font-weight:800}.navbar-links{display:none;gap:32px;align-items:center}@media(min-width:1024px){.navbar-links{display:flex}}.navbar-link{text-decoration:none;font-size:15px;font-weight:500;color:var(--text-secondary);transition:color var(--transition-fast)}.navbar-link:hover{color:var(--color-accent)}.mobile-nav-toggle{display:block;background:none;border:none;cursor:pointer;padding:8px}@media(min-width:1024px){.mobile-nav-toggle{display:none}}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:32px;box-shadow:0 4px 20px -2px #05966905;transition:all var(--transition-normal)}.card:hover{transform:translateY(-2px);border-color:var(--color-accent);box-shadow:0 12px 30px -4px #0596690f}.auth-shell,.demo-shell{min-height:100vh;background:var(--bg-base)}.auth-shell{display:grid;place-items:center;padding:32px 20px}.auth-panel{width:min(100%,420px);background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:32px;box-shadow:0 10px 32px #0f172a0f}.auth-brand{display:inline-flex;margin-bottom:24px;color:var(--text-primary);font-family:var(--font-display);font-weight:800;text-decoration:none}.demo-nav-link{color:var(--color-accent);font-weight:800;text-decoration:none}.demo-access-status{width:min(calc(100% - 40px),1040px);margin:0 auto;padding:32px 0;color:var(--text-secondary);font-weight:800}.auth-panel h1,.dashboard-panel h1,.practice-intro h1{margin-bottom:20px;font-size:clamp(28px,4vw,40px)}.auth-switch{display:inline-flex;margin-top:20px;color:var(--color-accent);font-weight:600;text-decoration:none}.demo-form{display:grid;gap:12px}.demo-form label{color:var(--text-primary);font-weight:700}.demo-form input,.demo-form textarea,.demo-form select{width:100%;border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:12px 14px;color:var(--text-primary);font:inherit;background:#fff}.demo-form textarea{min-height:220px;resize:vertical}.demo-form input:focus,.demo-form textarea:focus,.demo-form select:focus{outline:2px solid rgba(16,185,129,.2);border-color:var(--border-focus)}.form-message{min-height:24px;color:#b91c1c;font-weight:600}.demo-header{display:flex;align-items:center;justify-content:space-between;gap:16px;max-width:1040px;margin:0 auto;padding:24px}.dashboard-panel,.practice-layout{width:min(calc(100% - 40px),1040px);margin:0 auto;padding:32px 0 64px}.demo-portal{display:grid;grid-template-columns:minmax(0,.95fr) minmax(280px,.7fr);gap:32px;align-items:start;width:min(calc(100% - 40px),1040px);margin:0 auto;padding:32px 0 72px}.demo-kicker{color:var(--color-accent);font-weight:800}.user-email{margin-bottom:24px;color:var(--text-secondary);font-weight:700}.tool-list{display:grid;gap:12px;max-width:360px}.tool-link{display:flex;align-items:center;justify-content:space-between;min-height:56px;padding:16px 18px;border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-primary);background:#fff;font-weight:800;text-decoration:none}.tool-link:hover{border-color:var(--color-accent)}.practice-layout{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:32px;align-items:start}.practice-intro,.prompt-form,.access-panel,.prompt-tool-container,.result-panel{min-width:0}.prompt-tool-container{display:contents}.safety-game-container{grid-column:1 / -1}.poster-layout{grid-template-columns:minmax(0,.72fr) minmax(0,1.28fr)}.poster-game-container{display:contents}.poster-form{gap:16px}.poster-form label,.poster-result-form label{display:grid;gap:8px}.poster-field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.poster-form textarea{min-height:108px}.poster-timer{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px;padding:12px 14px;border:1px solid var(--border-color);border-radius:var(--radius-sm);background:var(--bg-surface);color:var(--text-secondary);font-weight:800}.poster-timer strong{color:var(--color-accent);font-family:var(--font-mono);font-size:22px}.poster-result-panel{display:grid;gap:18px}.poster-result-form{grid-template-columns:minmax(0,1fr) auto;align-items:end}.poster-result-form .form-message{grid-column:1 / -1}.poster-image-result{display:grid;gap:12px;max-width:520px}.poster-image-result img{display:block;width:100%;aspect-ratio:3 / 4;object-fit:contain;border:1px solid var(--border-color);border-radius:var(--radius-sm);background:var(--bg-surface)}.practice-intro p{margin-bottom:16px}.privacy-warning{color:#991b1b;font-weight:700}.result-panel{grid-column:1 / -1;border-top:1px solid var(--border-color);padding-top:24px}.result-content{display:grid;gap:8px;margin-bottom:16px}.result-content h2{margin-top:12px;font-size:22px}.result-content p{white-space:pre-wrap}.demo-catalog{display:grid;gap:20px}.demo-catalog-heading{display:grid;gap:8px}.demo-catalog-heading h2{font-size:28px}.demo-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.demo-card{display:grid;gap:16px;align-content:space-between;min-width:0;min-height:240px;padding:20px;border:1px solid var(--border-color);border-radius:var(--radius-sm);background:#fff;box-shadow:0 10px 32px #0f172a0d}.demo-card-featured{min-height:220px;border-color:#05966959;background:linear-gradient(180deg,#fff,#f0fdf4)}.demo-card-label{margin-bottom:8px;color:var(--color-accent);font-size:14px;font-weight:800}.demo-card h3{margin-bottom:8px;font-size:22px}.demo-card-meta{display:flex;flex-wrap:wrap;gap:8px}.demo-card-meta span{padding:6px 10px;border:1px solid var(--border-color);border-radius:var(--radius-pill);background:#fff;color:var(--text-secondary);font-size:13px;font-weight:800}.safety-layout{grid-template-columns:minmax(0,.8fr) minmax(280px,.7fr)}.safety-game{display:grid;gap:18px}.safety-progress{display:grid;gap:8px;color:var(--text-secondary);font-weight:800}.safety-progress-track{height:10px;overflow:hidden;border-radius:var(--radius-pill);background:var(--bg-surface);border:1px solid var(--border-color)}.safety-progress-track span{display:block;width:0;height:100%;background:var(--color-accent);transition:width var(--transition-normal)}.safety-question-panel,.safety-result-panel{display:grid;gap:18px;padding:24px;border:1px solid var(--border-color);border-radius:var(--radius-sm);background:#fff;box-shadow:0 10px 32px #0f172a0d}.safety-question-meta{display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;color:var(--color-accent);font-size:14px;font-weight:800}.safety-question-panel h2,.safety-result-panel h2{font-size:26px}.safety-question-panel blockquote{overflow-wrap:anywhere;border-left:4px solid var(--color-accent);padding:16px;border-radius:var(--radius-sm);background:var(--color-accent-light);color:var(--text-primary);font-size:18px;line-height:1.75}.safety-options{display:grid;gap:10px;border:0}.safety-options legend,.safety-reflection-label{margin-bottom:8px;color:var(--text-primary);font-weight:800}.safety-option{display:grid;grid-template-columns:20px minmax(0,1fr);gap:12px;align-items:start;min-height:72px;padding:14px;border:1px solid var(--border-color);border-radius:var(--radius-sm);cursor:pointer}.safety-option:has(input:checked){border-color:var(--color-accent);background:var(--color-accent-light)}.safety-option input{margin-top:4px;accent-color:var(--color-accent)}.safety-option span{display:grid;gap:2px}.safety-option strong{color:var(--text-primary)}.safety-option small{color:var(--text-secondary);font-size:14px}.safety-feedback{min-height:28px;color:var(--text-secondary);font-weight:700}.safety-feedback.is-warning,.safety-feedback.is-incorrect{color:#b91c1c}.safety-feedback.is-correct{color:#047857}.safety-actions{display:flex;flex-wrap:wrap;gap:12px}.safety-question-panel textarea{width:100%;min-height:140px;resize:vertical;border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:12px 14px;color:var(--text-primary);font:inherit}.safety-question-panel textarea:focus{outline:2px solid rgba(16,185,129,.2);border-color:var(--border-focus)}.safety-review-list{display:grid;gap:12px}.safety-review-item{display:grid;gap:6px;padding:14px;border:1px solid var(--border-color);border-radius:var(--radius-sm);background:var(--bg-surface)}.safety-review-item div{display:flex;justify-content:space-between;gap:12px;color:var(--text-primary)}.safety-review-item span{color:var(--color-accent);font-weight:800}.safety-review-item p,.safety-reflection-summary{overflow-wrap:anywhere}.safety-reflection-summary{padding:14px;border-radius:var(--radius-sm);background:var(--color-accent-light);color:var(--text-primary);font-weight:700}@media(max-width:760px){.auth-panel{padding:24px}.demo-header{padding:20px}.practice-layout{grid-template-columns:1fr;gap:24px}.poster-field-grid,.poster-result-form{grid-template-columns:1fr}.demo-portal{grid-template-columns:1fr;gap:24px}.demo-grid{grid-template-columns:1fr}.safety-question-panel,.safety-result-panel{padding:18px}.safety-question-panel blockquote{font-size:16px}.safety-actions .btn{width:100%}}.img-container{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 8px 30px #0f172a0d}.img-watercolor{width:100%;height:auto;display:block;object-fit:cover;transition:transform var(--transition-slow)}.img-container:hover .img-watercolor{transform:scale(1.02)}.form-group{margin-bottom:24px}.form-label{display:block;font-weight:600;font-size:15px;margin-bottom:8px;color:var(--text-primary)}.form-input{width:100%;padding:14px 16px;font-family:var(--font-sans);font-size:15px;background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);transition:all var(--transition-fast)}.form-input::placeholder{color:var(--text-muted)}.form-input:focus{outline:none;border-color:var(--border-focus);background-color:#fff;box-shadow:0 0 0 4px var(--color-accent-glow)}.form-helper{font-size:13px;color:var(--text-muted);margin-top:6px}.faq-item{border-bottom:1px solid var(--border-color);padding:24px 0}.faq-item:last-child{border-bottom:none}.faq-trigger{width:100%;background:none;border:none;display:flex;justify-content:space-between;align-items:center;text-align:left;cursor:pointer;padding:0}.faq-title{font-family:var(--font-display);font-size:18px;font-weight:600;color:var(--text-primary);padding-right:24px}.faq-icon{font-size:20px;font-weight:300;color:var(--text-muted);transition:transform var(--transition-normal)}.faq-content{max-height:0;overflow:hidden;transition:max-height var(--transition-normal) ease-out}.faq-content p{padding-top:16px;font-size:15px;color:var(--text-secondary)}.faq-item.active .faq-icon{transform:rotate(45deg);color:var(--color-accent)}.faq-item.active .faq-content{max-height:200px}.animate-fade-in{opacity:0;transform:translateY(16px);animation:fadeIn .8s cubic-bezier(.16,1,.3,1) forwards}@keyframes fadeIn{to{opacity:1;transform:translateY(0)}}.hidden{display:none!important}.animate-spin{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}