:root{--color-primary: #2d5a3d;--color-primary-dark: #1e3d2a;--color-primary-light: #4a8a60;--color-primary-bg: #f0f7f2;--color-accent: #5cb87a;--color-text: #1a1a1a;--color-text-muted: #666;--color-border: #d0e4d8;--color-surface: #fff;--color-bg: #ffffff;--color-error: #c0392b;--color-success: #27ae60;--radius: 12px;--radius-sm: 6px;--spacing: 16px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;font-family:var(--font);font-size:16px;color:var(--color-text);background:var(--color-primary-bg);-webkit-font-smoothing:antialiased}body{display:flex;flex-direction:column;min-height:100dvh}#app{flex:1;display:flex;flex-direction:column}img{max-width:100%;display:block}button{cursor:pointer;border:none;background:none;font:inherit}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 24px;border-radius:var(--radius);font-size:16px;font-weight:600;transition:background .2s,opacity .2s}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:active{background:var(--color-primary-dark)}.btn-secondary{background:var(--color-border);color:var(--color-primary)}.btn:disabled{opacity:.5;pointer-events:none}.landing{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100dvh;padding:32px 24px;gap:12px;text-align:center}.landing-icon{font-size:56px;line-height:1;opacity:.65;margin-bottom:4px}.landing-title{font-size:1.35rem;font-weight:600;color:var(--color-text);margin:0}.landing-device{font-size:.9rem;color:var(--color-text-muted);margin:0}.landing-hint{font-size:.78rem;color:var(--color-text-muted);opacity:.7;margin:0}.btn-text{color:var(--color-primary);padding:10px 16px;min-height:44px;border-radius:var(--radius-sm);font-size:.9rem;transition:opacity .15s}.btn-text:hover{opacity:.7}.btn-text:active{opacity:.45}.loading{display:flex;align-items:center;justify-content:center;min-height:100dvh}.spinner{width:32px;height:32px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}.expired,.error-page{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100dvh;text-align:center;padding:32px 24px;gap:16px}.crop-view{display:flex;flex-direction:column;height:100dvh}.crop-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--color-bg);border-bottom:1px solid var(--color-border)}.crop-title{font-weight:600;font-size:1rem}.crop-container{flex:1;overflow:hidden;background:#111;display:flex;align-items:center;justify-content:center}.crop-container img{max-width:100%;display:block}.crop-footer{padding:12px 16px;background:var(--color-bg);border-top:1px solid var(--color-border)}.crop-footer .btn-primary{width:100%}.style-view{display:flex;flex-direction:column;height:100dvh}.style-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--color-border)}.style-title{font-weight:600;font-size:1rem}.preview-container{flex:1;overflow:hidden;display:flex;align-items:center;justify-content:center;padding:12px;background:#f0f0f0}.preview-container canvas{max-width:100%;max-height:100%;border-radius:4px;box-shadow:0 2px 8px #00000026}.style-selector{display:flex;gap:8px;padding:12px 16px;overflow-x:auto}.style-btn{flex:1;min-width:0;padding:10px 12px;border:1.5px solid var(--color-border);border-radius:var(--radius);background:#fff;font-size:.85rem;cursor:pointer;transition:border-color .15s,background .15s;white-space:nowrap}.style-btn.selected{border-color:var(--color-primary);background:var(--color-primary-bg);color:var(--color-primary);font-weight:600}.exif-info{padding:8px 16px;display:flex;flex-wrap:wrap;gap:8px;font-size:.75rem;color:#888}.exif-info span{background:#f5f5f5;padding:4px 8px;border-radius:4px}.style-footer{padding:12px 16px;border-top:1px solid var(--color-border)}.style-footer .btn-primary{width:100%}.sending-view{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100dvh;gap:16px}.spinner-large{width:48px;height:48px;border:4px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}.sending-text{color:#888;font-size:1rem}@keyframes spin{to{transform:rotate(360deg)}}.success-view{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100dvh;text-align:center;padding:24px}.success-check{width:64px;height:64px;border-radius:50%;background:#e8f5e9;color:var(--color-primary);display:flex;align-items:center;justify-content:center;font-size:32px;font-weight:700;margin-bottom:16px;animation:popIn .4s ease-out}@keyframes popIn{0%{transform:scale(0);opacity:0}70%{transform:scale(1.1)}to{transform:scale(1);opacity:1}}.success-title{color:var(--color-primary);font-size:1.5rem;margin:0 0 8px}.success-hint{color:#888;font-size:.9rem;margin:0}.error-view{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100dvh;text-align:center;padding:24px;gap:16px}.error-icon{width:56px;height:56px;border-radius:50%;background:#fce4ec;color:#c62828;display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:700}.error-message{color:#666;font-size:.95rem;margin:0}.error-view .btn-primary{min-width:120px}