*{margin:0;padding:0;box-sizing:border-box}:root,[data-theme=dark]{--color-primary: #6E9FFF;--color-primary-hover: #8AB4FF;--color-primary-dim: rgba(110, 159, 255, .15);--color-secondary: #34D399;--color-accent: #FBBF24;--color-bg: #0D0F13;--color-bg-elevated: #161923;--color-bg-card: #1C1F2E;--color-bg-input: #12141C;--color-border: #2A2D3A;--color-border-hover: #3D4155;--color-text: #E8EAF0;--color-text-secondary: #8B8FA3;--color-text-tertiary: #4E5264;--color-text-inverse: #0D0F13;--gradient-primary: linear-gradient(135deg, #6E9FFF 0%, #A78BFA 100%);--gradient-card-header: linear-gradient(180deg, #1C1F2E 0%, #161923 100%);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .3);--shadow-md: 0 4px 16px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--shadow-button: 0 2px 12px rgba(110, 159, 255, .25);--shadow-glow: 0 0 20px rgba(110, 159, 255, .1);--header-bg: rgba(13, 15, 19, .85);--footer-bg: #0A0C10;--scrollbar-track: #161923;--scrollbar-thumb: #2A2D3A;--scrollbar-thumb-hover: #3D4155}[data-theme=light]{--color-primary: #007AFF;--color-primary-hover: #0063D1;--color-primary-dim: rgba(0, 122, 255, .1);--color-secondary: #34C759;--color-accent: #FF9500;--color-bg: #F5F5F7;--color-bg-elevated: #FFFFFF;--color-bg-card: #FFFFFF;--color-bg-input: #FFFFFF;--color-border: #E5E5EA;--color-border-hover: #C7C7CC;--color-text: #1D1D1F;--color-text-secondary: #86868B;--color-text-tertiary: #C7C7CC;--color-text-inverse: #FFFFFF;--gradient-primary: linear-gradient(135deg, #007AFF 0%, #5AC8FA 100%);--gradient-card-header: linear-gradient(180deg, #FFFFFF 0%, #FAFAFA 100%);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .04);--shadow-md: 0 4px 16px rgba(0, 0, 0, .06);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .08);--shadow-button: 0 2px 8px rgba(0, 122, 255, .2);--shadow-glow: none;--header-bg: rgba(255, 255, 255, .85);--footer-bg: #FFFFFF;--scrollbar-track: #F0F0F2;--scrollbar-thumb: #D1D1D6;--scrollbar-thumb-hover: #A1A1A6}:root{--font-family: -apple-system, BlinkMacSystemFont, "SF Pro 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Code,Courier New,monospace;font-size:.9rem;white-space:pre-wrap;word-break:break-word;overflow-x:auto;color:var(--color-text);line-height:1.6}.markdown-warning{background:var(--color-accent);color:var(--color-text-inverse);padding:.5rem 1rem;border-radius:6px;margin-bottom:1rem;font-size:.85rem;font-weight:500;display:flex;align-items:center;gap:.5rem}.markdown-warning:before{content:"⚠️";font-size:1.2rem}.error-message{color:#ff3b30;padding:1rem;background:#ff3b301a;border-radius:8px;border-left:3px solid #ff3b30;font-weight:500;font-size:.9rem}.error-message:before{content:"⚠️ ";margin-right:.5rem}.social-profile-section{margin-top:1.5rem;border-top:1px solid var(--color-border);padding-top:1.5rem}.profile-toggle{width:100%;background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:12px;padding:1rem 1.5rem;display:flex;align-items:center;gap:.75rem;cursor:pointer;transition:all .3s ease;color:var(--color-text);font-family:var(--font-family);font-size:.95rem;font-weight:500}.profile-toggle:hover{border-color:var(--color-primary);background:var(--color-primary-dim)}.profile-toggle .toggle-icon{font-size:1.2rem}.profile-form{margin-top:1rem;background:var(--color-bg-elevated);border-radius:12px;padding:1.5rem;border:1px solid var(--color-border);animation:slideDown var(--transition-md)}.profile-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:1rem}.profile-field{display:flex;flex-direction:column;gap:.5rem}.profile-field label{font-size:.85rem;font-weight:500;color:var(--color-text)}.profile-input{background:var(--color-bg-input);border:1px solid var(--color-border);border-radius:8px;padding:.75rem 1rem;color:var(--color-text);font-family:var(--font-family);font-size:.9rem;transition:all .2s ease}.profile-input:focus{outline:none;border-color:var(--color-primary);background:var(--color-bg)}.profile-input::placeholder{color:var(--color-text-dim)}.profile-actions{display:flex;gap:.75rem;justify-content:flex-end;padding-top:1rem;border-top:1px solid var(--color-border)}.profile-save,.profile-clear{padding:.75rem 1.5rem;border-radius:8px;border:none;font-family:var(--font-family);font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s ease}.profile-save{background:var(--color-primary);color:#fff}.profile-save:hover{background:var(--color-accent);transform:translateY(-1px)}.profile-clear{background:transparent;color:var(--color-text-dim);border:1px solid var(--color-border)}.profile-clear:hover{background:var(--color-bg-elevated);color:var(--color-text)}@media (max-width: 768px){.profile-grid{grid-template-columns:1fr}.profile-actions{flex-direction:column}.profile-save,.profile-clear{width:100%}}