:root{--black:#0a0a0a;--white:#fff;--coral:#ff6b6b;--blue:#4d7cfe;--yellow:#ffd93d;--green:#6bcb77;--gray:#6b7280;--gray-light:#f3f4f6;--border:#e5e5e5;--bg:#fff;--bg-card:#fff;--text:#0a0a0a;--text-muted:#6b7280;--shadow:#0a0a0a}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--black:#f5f5f5;--white:#0a0a0a;--bg:#0f0f0f;--bg-card:#1a1a1a;--text:#f5f5f5;--text-muted:#9ca3af;--gray-light:#262626;--border:#333;--shadow:#000}}:root[data-theme=dark]{--black:#f5f5f5;--white:#0a0a0a;--bg:#0f0f0f;--bg-card:#1a1a1a;--text:#f5f5f5;--text-muted:#9ca3af;--gray-light:#262626;--border:#333;--shadow:#000}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth}body{font-family:DM Sans,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;min-height:100vh;transition:background-color .3s ease,color .3s ease}.nav{display:flex;justify-content:center;padding:20px;position:-webkit-sticky;position:sticky;top:20px;z-index:100}.nav-container{gap:24px;padding:12px 16px 12px 20px;background:var(--bg-card);border:2px solid var(--black);border-radius:100px;box-shadow:4px 4px 0 var(--shadow);transition:background-color .3s ease}.nav-container,.nav-logo{display:flex;align-items:center}.nav-logo{gap:8px;font-weight:700;font-size:1.125rem;color:var(--text);text-decoration:none}.nav-logo-icon{width:32px;height:32px;background:var(--coral);border-radius:50%;display:flex;align-items:center;justify-content:center;border:2px solid var(--black)}.nav-logo-icon svg{width:18px;height:18px;color:var(--white)}.nav-badge{background:var(--yellow);color:#0a0a0a;font-size:.75rem;font-weight:700;padding:4px 10px;border-radius:100px;border:2px solid var(--black)}.theme-toggle{width:40px;height:40px;border-radius:50%;border:2px solid var(--black);background:var(--gray-light);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.125rem;transition:all .2s ease;flex-shrink:0}.theme-toggle:hover{transform:scale(1.05);background:var(--bg-card)}.main-split{display:grid;grid-template-columns:1fr 1fr;grid-gap:48px;gap:48px;max-width:1200px;margin:0 auto;padding:40px 32px 60px;min-height:calc(100vh - 100px);align-items:center}.hero-side{padding-right:24px}.hero-title{font-size:clamp(2rem,4vw,3rem);font-weight:700;line-height:1.15;margin-bottom:20px;letter-spacing:-1px}.highlight-coral{background:var(--coral)}.highlight-blue,.highlight-coral{color:var(--white);padding:0 12px;border-radius:8px;display:inline-block}.highlight-blue{background:var(--blue)}.hero-subtitle{font-size:1.125rem;color:var(--text-muted);margin-bottom:28px;line-height:1.6}.hero-features{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}.hero-feature{display:flex;align-items:center;gap:6px;font-size:.9375rem;font-weight:500;color:var(--text);background:var(--gray-light);padding:8px 14px;border-radius:100px;transition:background-color .3s ease}.hero-feature span{font-size:1rem}.sponsor-badge{display:inline-flex;align-items:center;gap:10px;padding:10px 18px;background:#1a1a2e;border:2px solid #1a1a2e;border-radius:100px;font-size:.875rem;text-decoration:none;transition:all .2s}.sponsor-badge:hover{border-color:var(--black);box-shadow:3px 3px 0 var(--black);transform:translate(-1px,-1px)}.sponsor-text{color:#9ca3af}.sponsor-brand{display:inline-flex;align-items:center;gap:6px;color:#fff;font-weight:600}.sponsor-logo{height:18px;width:auto}.form-side{width:100%}.card{background:var(--bg-card);border:3px solid var(--black);border-radius:24px;padding:32px;box-shadow:6px 6px 0 var(--shadow);transition:background-color .3s ease}.form-group{margin-bottom:24px}.form-label{display:flex;align-items:center;gap:8px;font-size:1.125rem;font-weight:700;margin-bottom:12px;color:var(--text)}.form-label-icon{font-size:1.25rem}.form-hint{font-size:.9375rem;color:var(--gray);margin-bottom:12px}.textarea{width:100%;min-height:120px;padding:14px;font-family:inherit;font-size:1rem;color:var(--text);background:var(--bg);border:2px solid var(--border);border-radius:16px;resize:vertical;transition:border-color .2s,box-shadow .2s,background-color .3s}.textarea:focus{outline:none;border-color:var(--black);box-shadow:3px 3px 0 var(--shadow)}.textarea::placeholder{color:#9ca3af}.upload-zone{border:2px dashed var(--border);border-radius:16px;padding:20px;text-align:center;cursor:pointer;transition:all .2s;background:var(--gray-light)}.upload-zone:hover{border-color:var(--black);background:var(--bg-card)}.upload-zone.has-files{border-color:var(--green);border-style:solid;background:#ecfdf5}:root[data-theme=dark] .upload-zone.has-files{background:#052e16}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .upload-zone.has-files{background:#052e16}}.upload-zone.drag-over{border-color:var(--blue);background:#eff6ff}:root[data-theme=dark] .upload-zone.drag-over{background:#1e3a5f}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .upload-zone.drag-over{background:#1e3a5f}}.upload-emoji{font-size:2rem;margin-bottom:8px}.upload-text{font-size:1rem;font-weight:600;color:var(--text);margin-bottom:4px}.upload-hint{font-size:.875rem;color:var(--text-muted)}.file-input{display:none}.selected-files{margin-top:12px;font-size:.875rem;color:#16a34a;font-weight:600}:root[data-theme=dark] .selected-files{color:#4ade80}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .selected-files{color:#4ade80}}.file-error{margin-top:8px;font-size:.8125rem;color:#dc2626;font-weight:500}.submit-btn{width:100%;padding:18px 32px;font-family:inherit;font-size:1.125rem;font-weight:700;color:var(--white);background:var(--black);border:3px solid var(--black);border-radius:16px;cursor:pointer;transition:all .15s;display:flex;align-items:center;justify-content:center;gap:10px}.submit-btn:hover:not(:disabled){transform:translate(-2px,-2px);box-shadow:4px 4px 0 var(--shadow)}.submit-btn:active:not(:disabled){transform:translate(0);box-shadow:none}.submit-btn:disabled{opacity:.6;cursor:not-allowed}.submit-btn svg{width:22px;height:22px}.loading{text-align:center;padding:40px 20px}.loading-emoji{font-size:3rem;animation:bounce 1s ease infinite;margin-bottom:16px}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.loading-text{font-size:1rem;color:var(--gray);font-weight:500}@keyframes spin{to{transform:rotate(1turn)}}.result{margin-top:24px;padding:24px;background:#ecfdf5;border:2px solid var(--green);border-radius:16px;animation:slideUp .3s ease}.result.result-error{background:#fef2f2;border-color:#fca5a5}.reset-btn{margin-top:20px;padding:12px 24px;font-family:inherit;font-size:.9375rem;font-weight:600;color:var(--text);background:var(--bg);border:2px solid var(--black);border-radius:12px;cursor:pointer;transition:all .15s}.reset-btn:hover{background:var(--black);color:var(--bg)}.status-display{margin-top:20px;padding:16px 20px;background:var(--gray-light);border-radius:12px;font-family:SF Mono,Monaco,Consolas,monospace;font-size:.875rem;color:var(--text);font-weight:500;animation:statusFade .3s ease}@keyframes statusFade{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.clarification{margin-top:24px;padding:24px;background:#fef3c7;border:2px solid #f59e0b;border-radius:16px;animation:slideUp .3s ease}:root[data-theme=dark] .clarification{background:#422006;border-color:#b45309}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .clarification{background:#422006;border-color:#b45309}}.clarification-header{display:flex;align-items:center;gap:10px;margin-bottom:12px}.clarification-emoji{font-size:1.5rem}.clarification-title{font-size:1.125rem;font-weight:700;color:#0a0a0a}:root[data-theme=dark] .clarification-question,:root[data-theme=dark] .clarification-title{color:#fef3c7}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .clarification-question,:root:not([data-theme=light]) .clarification-title{color:#fef3c7}}.clarification-question{font-size:1rem;color:#0a0a0a;line-height:1.6;margin-bottom:16px}.clarification-form{display:flex;gap:10px}.clarification-input{flex:1 1;padding:12px 16px;font-family:inherit;font-size:1rem;color:var(--text);border:2px solid var(--border);border-radius:10px;background:var(--bg-card)}.clarification-input:focus{outline:none;border-color:var(--black)}.clarification-btn{padding:12px 24px;font-family:inherit;font-size:1rem;font-weight:600;color:#fff;background:#0a0a0a;border:none;border-radius:10px;cursor:pointer;transition:opacity .2s}:root[data-theme=dark] .clarification-btn{background:#fef3c7;color:#0a0a0a}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .clarification-btn{background:#fef3c7;color:#0a0a0a}}.clarification-btn:disabled{opacity:.5;cursor:not-allowed}.clarification-skip{margin-top:12px;padding:8px;font-family:inherit;font-size:.875rem;color:var(--text-muted);background:none;border:none;cursor:pointer;text-decoration:underline}:root[data-theme=dark] .clarification-skip{color:#fcd34d}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .clarification-skip{color:#fcd34d}}.clarification-skip:hover{color:var(--text)}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.result-header{display:flex;align-items:center;gap:10px;margin-bottom:12px}.result-emoji{font-size:1.5rem}.result-title{font-size:1.125rem;font-weight:700;color:#0a0a0a}.result-content{font-size:1.0625rem;color:#0a0a0a;line-height:1.7}.features{padding:60px 24px;max-width:900px;margin:0 auto}.features-title{text-align:center;font-size:1.75rem;font-weight:700;margin-bottom:40px}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:24px;gap:24px}.feature-card{background:var(--bg-card);border:2px solid var(--black);border-radius:20px;padding:28px 24px;text-align:center;box-shadow:4px 4px 0 var(--shadow);transition:transform .2s,box-shadow .2s,background-color .3s}.feature-card:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--shadow)}.feature-card:first-child .feature-emoji-bg{background:var(--coral)}.feature-card:nth-child(2) .feature-emoji-bg{background:var(--blue)}.feature-card:nth-child(3) .feature-emoji-bg{background:var(--yellow)}.feature-emoji-bg{width:64px;height:64px;margin:0 auto 16px;border-radius:16px;border:2px solid var(--black);display:flex;align-items:center;justify-content:center;font-size:2rem}.feature-title{font-size:1.125rem;font-weight:700;margin-bottom:8px;color:var(--text)}.feature-desc{font-size:.9375rem;color:var(--text-muted);line-height:1.5}.footer{padding:40px 24px;text-align:center;border-top:2px solid var(--border)}.footer-content{max-width:600px;margin:0 auto}.footer-security{display:inline-flex;align-items:center;gap:8px;font-size:.9375rem;color:var(--text-muted);margin-bottom:12px}.footer-disclaimer{font-size:.8125rem;color:var(--text-muted);max-width:500px;margin:0 auto 16px;line-height:1.5;opacity:.8}.footer-copy{font-size:.875rem;color:var(--text-muted)}.version-tag{position:fixed;bottom:8px;right:8px;font-size:.6875rem;color:#d1d5db;font-family:monospace}@media (max-width:900px){.main-split{grid-template-columns:1fr;gap:32px;padding:24px 16px 40px;min-height:auto}.hero-side{padding-right:0;text-align:center}.hero-title{font-size:1.875rem}.hero-subtitle{font-size:1rem}.hero-features{justify-content:center}.nav{padding:16px;top:16px}.nav-container{gap:12px;padding:10px 14px 10px 16px}.nav-badge{display:none}.theme-toggle{width:36px;height:36px;font-size:1rem}.card{padding:24px 20px;border-radius:20px;box-shadow:4px 4px 0 var(--black)}.features-grid{grid-template-columns:1fr;gap:16px}.feature-card{box-shadow:3px 3px 0 var(--black)}}@media (display-mode:standalone){.nav{padding-top:max(20px,env(safe-area-inset-top))}.footer{padding-bottom:max(40px,env(safe-area-inset-bottom))}}