:root{--color-background:#0a0a0a;--color-surface:#141414;--color-surface-elevated:#1a1a1a;--color-text-primary:#ffffff;--color-text-secondary:#a0a0a0;--color-text-tertiary:#666666;--color-accent:#ffffff;--color-accent-dim:rgba(255,255,255,0.1);--color-gold:#ffd700;--color-success:#4caf50;--color-danger:#f44336;--spacing-unit:8px;--border-radius:16px;--transition-timing:cubic-bezier(0.4,0,0.2,1);}[data-theme="light"]{--color-background:#f0f2f5;--color-surface:#ffffff;--color-surface-elevated:#e9ecef;--color-text-primary:#1a1a1a;--color-text-secondary:#4a4a4a;--color-text-tertiary:#6b6b6b;--color-accent:#1a1a1a;--color-accent-dim:rgba(0,0,0,0.08);}*{margin:0;padding:0;box-sizing:border-box;}body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background-color:var(--color-background);color:var(--color-text-primary);min-height:100vh;min-height:100dvh;padding:calc(var(--spacing-unit) * 3);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;}.container{max-width:1000px;margin:0 auto;}header{margin-bottom:calc(var(--spacing-unit) * 5);display:flex;align-items:center;gap:calc(var(--spacing-unit) * 3);}.back-button{background-color:var(--color-surface);border:1px solid var(--color-surface-elevated);color:var(--color-text-primary);padding:calc(var(--spacing-unit) * 1.5) calc(var(--spacing-unit) * 3);border-radius:calc(var(--border-radius) / 2);cursor:pointer;font-size:0.9375rem;font-family:inherit;transition:all 0.2s var(--transition-timing);}.back-button:hover{background-color:var(--color-surface-elevated);border-color:rgba(255,255,255,0.2);}h1{font-size:clamp(1.75rem,4vw,2.5rem);font-weight:600;letter-spacing:-0.03em;}.message{position:fixed;top:20px;left:50%;transform:translateX(-50%) translateY(-100px);padding:calc(var(--spacing-unit) * 1.5) calc(var(--spacing-unit) * 3);border-radius:calc(var(--border-radius) / 2);font-size:0.9375rem;z-index:1000;opacity:0;transition:transform 0.3s ease,opacity 0.3s ease;pointer-events:none;}.message.show{transform:translateX(-50%) translateY(0);opacity:1;pointer-events:auto;}.success-message{background:rgba(76,175,80,0.15);color:#81c784;border:1px solid rgba(76,175,80,0.3);}.error-message{background:rgba(244,67,54,0.15);color:#e57373;border:1px solid rgba(244,67,54,0.3);}.settings-section{background-color:var(--color-surface);border:1px solid var(--color-surface-elevated);border-radius:var(--border-radius);padding:calc(var(--spacing-unit) * 4);margin-bottom:calc(var(--spacing-unit) * 3);}.settings-section h3{font-size:1.25rem;font-weight:600;margin-bottom:calc(var(--spacing-unit) * 3);letter-spacing:-0.02em;color:var(--color-gold);}.settings-list{display:flex;flex-direction:column;}.setting-item{display:flex;justify-content:space-between;align-items:center;padding:calc(var(--spacing-unit) * 2) 0;border-bottom:1px solid rgba(255,255,255,0.05);}.setting-item:last-child{border-bottom:none;}.setting-info{display:flex;flex-direction:column;gap:calc(var(--spacing-unit) * 0.5);}.setting-label{font-size:0.9375rem;font-weight:500;color:var(--color-text-primary);}.setting-description{font-size:0.8125rem;color:var(--color-text-secondary);}.toggle-switch{position:relative;width:50px;height:26px;flex-shrink:0;}.toggle-switch input{opacity:0;width:0;height:0;}.toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:rgba(255,255,255,0.1);transition:0.3s;border-radius:26px;}.toggle-slider:before{position:absolute;content:"";height:20px;width:20px;left:3px;bottom:3px;background-color:white;transition:0.3s;border-radius:50%;}.toggle-switch input:checked+.toggle-slider{background-color:var(--color-success);}.toggle-switch input:checked+.toggle-slider:before{transform:translateX(24px);}.setting-select{background-color:var(--color-surface-elevated);color:var(--color-text-primary);border:1px solid rgba(255,255,255,0.15);padding:calc(var(--spacing-unit) * 1.25) calc(var(--spacing-unit) * 2);border-radius:calc(var(--border-radius) / 2);font-size:0.9375rem;font-family:inherit;cursor:pointer;min-width:120px;transition:all 0.2s var(--transition-timing);appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='white' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14L2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:36px;}.setting-select:hover{border-color:rgba(255,255,255,0.3);background-color:rgba(255,255,255,0.08);}.setting-select:focus{outline:none;border-color:var(--color-gold);box-shadow:0 0 0 2px rgba(255,215,0,0.2);}.setting-select option{background-color:var(--color-surface);color:var(--color-text-primary);padding:8px;}[data-theme="light"] .setting-select{background-color:#f0f0f0;border-color:rgba(0,0,0,0.15);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23333' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14L2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");}[data-theme="light"] .setting-select:hover{border-color:rgba(0,0,0,0.3);background-color:#e5e5e5;}[data-theme="light"] .setting-select:focus{border-color:#b8860b;box-shadow:0 0 0 2px rgba(184,134,11,0.2);}.shortcuts-info{display:none;margin-top:calc(var(--spacing-unit) * 2);padding:calc(var(--spacing-unit) * 2);background-color:var(--color-surface-elevated);border-radius:calc(var(--border-radius) / 2);}.legal-docs{margin-top:calc(var(--spacing-unit) * 2);padding:calc(var(--spacing-unit) * 2);background-color:var(--color-surface-elevated);border-radius:calc(var(--border-radius) / 2);border:1px solid rgba(255,255,255,0.06);}.legal-docs-button{color:var(--color-text-secondary);text-decoration:none;display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:calc(var(--spacing-unit) * 1.5) calc(var(--spacing-unit) * 2);border-radius:calc(var(--border-radius) / 2);background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.06);font-weight:600;transition:all 0.2s var(--transition-timing);}.legal-docs-button:hover{color:var(--color-text-primary);background:rgba(255,255,255,0.06);border-color:rgba(255,255,255,0.12);transform:translateY(-1px);}.legal-docs-title{color:var(--color-gold);font-weight:600;margin-bottom:calc(var(--spacing-unit) * 1.5);font-size:0.9375rem;}.legal-docs-list{list-style:none;display:grid;gap:calc(var(--spacing-unit) * 1);}.legal-docs-list a{color:var(--color-text-secondary);text-decoration:none;display:inline-flex;align-items:center;gap:8px;padding:calc(var(--spacing-unit) * 1.25) calc(var(--spacing-unit) * 1.5);border-radius:calc(var(--border-radius) / 2);background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.06);transition:all 0.2s var(--transition-timing);}.legal-docs-list a:hover{color:var(--color-text-primary);background:rgba(255,255,255,0.06);border-color:rgba(255,255,255,0.12);transform:translateY(-1px);}[data-theme="light"] .legal-docs{border-color:rgba(0,0,0,0.06);}[data-theme="light"] .legal-docs-button{background:rgba(0,0,0,0.03);border-color:rgba(0,0,0,0.06);}[data-theme="light"] .legal-docs-button:hover{background:rgba(0,0,0,0.05);border-color:rgba(0,0,0,0.10);}[data-theme="light"] .legal-docs-list a{background:rgba(0,0,0,0.03);border-color:rgba(0,0,0,0.06);}[data-theme="light"] .legal-docs-list a:hover{background:rgba(0,0,0,0.05);border-color:rgba(0,0,0,0.10);}.shortcuts-title{color:var(--color-gold);font-weight:600;margin-bottom:calc(var(--spacing-unit) * 1.5);font-size:0.9375rem;}.shortcuts-list{list-style:none;padding:0;margin:0;}.shortcuts-list li{padding:calc(var(--spacing-unit) * 1) 0;font-size:0.875rem;color:var(--color-text-secondary);}.shortcuts-list li strong{color:var(--color-text-primary);margin-right:calc(var(--spacing-unit) * 1);}.shortcuts-note{font-size:0.75rem;color:var(--color-text-tertiary);margin-top:calc(var(--spacing-unit) * 1.5);}.danger-zone{margin-top:calc(var(--spacing-unit) * 3);padding-top:calc(var(--spacing-unit) * 3);border-top:1px solid rgba(244,67,54,0.2);}.danger-button{background:linear-gradient(135deg,#f44336 0%,#d32f2f 100%);color:white;border:none;padding:calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 4);border-radius:calc(var(--border-radius) / 2);font-size:0.9375rem;font-weight:600;cursor:pointer;transition:all 0.3s var(--transition-timing);width:100%;font-family:inherit;}.danger-button:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(244,67,54,0.4);}.danger-note{font-size:0.75rem;color:var(--color-text-tertiary);margin-top:calc(var(--spacing-unit) * 1.5);text-align:center;}.account-card{background-color:var(--color-surface-elevated);border-radius:calc(var(--border-radius) / 2);padding:calc(var(--spacing-unit) * 3);}.account-row{display:flex;justify-content:space-between;align-items:center;padding:calc(var(--spacing-unit) * 2) 0;border-bottom:1px solid rgba(255,255,255,0.05);}.account-row:last-child{border-bottom:none;padding-bottom:0;}.account-row:first-child{padding-top:0;}.account-label{font-size:0.875rem;color:var(--color-text-secondary);}.account-value{font-size:0.9375rem;font-weight:500;color:var(--color-text-primary);word-break:break-all;text-align:right;max-width:60%;}body.high-contrast{filter:contrast(1.2);}body.high-contrast *{border-color:rgba(255,255,255,0.3) !important;}body.no-animations,body.no-animations *{animation:none !important;transition:none !important;}body.performance-mode *{box-shadow:none !important;backdrop-filter:none !important;text-shadow:none !important;}[data-theme="light"] .settings-section{background-color:#ffffff;border:1px solid #d0d0d0;box-shadow:0 2px 8px rgba(0,0,0,0.08);}[data-theme="light"] .settings-section h3{color:#b8860b;}[data-theme="light"] .account-card{background-color:#f0f0f0;}[data-theme="light"] .shortcuts-info{background-color:#f0f0f0;}[data-theme="light"] .toggle-slider{background-color:rgba(0,0,0,0.15);}@media (max-width:768px){body{padding:calc(var(--spacing-unit) * 2);}header{flex-direction:column;align-items:center;gap:calc(var(--spacing-unit) * 2);}header h1{width:100%;text-align:center;padding:20px 50px;white-space:nowrap;}.back-button{display:none;}}