:root{--bg-primary: #08080c;--bg-secondary: #0f0f18;--bg-tertiary: #08080c;--bg-surface: #1a1a2e;--bg-elevated: #2a2a44;--bg-hover: #2a2a44;--bg-input: #0f0f18;--text-primary: #ededf4;--text-secondary: #b8b8cc;--text-muted: #6b6b8a;--text-inverse: #08080c;--accent: #3b2fd4;--accent-hover: #5b4fe8;--accent-subtle: rgba(59, 47, 212, .06);--accent-light: rgba(59, 47, 212, .12);--accent-muted: rgba(59, 47, 212, .15);--accent-moderate: rgba(59, 47, 212, .25);--accent-glow: rgba(59, 47, 212, .3);--success: #10b981;--success-muted: rgba(16, 185, 129, .15);--success-light: rgba(16, 185, 129, .2);--success-glow: rgba(16, 185, 129, .3);--warning: #f59e0b;--warning-muted: rgba(245, 158, 11, .15);--warning-light: rgba(245, 158, 11, .2);--warning-glow: rgba(245, 158, 11, .3);--danger: #ef4444;--danger-hover: #dc2626;--danger-muted: rgba(239, 68, 68, .15);--danger-glow: rgba(239, 68, 68, .3);--engine-down: #f97316;--engine-down-muted: rgba(249, 115, 22, .15);--engine-down-light: rgba(249, 115, 22, .2);--module-accent: #fb7185;--modified-border: rgba(245, 158, 11, .5);--modified-bg: rgba(245, 158, 11, .05);--border: rgba(255, 255, 255, .08);--border-light: rgba(255, 255, 255, .12);--surface-hover-xs: rgba(255, 255, 255, .03);--surface-hover: rgba(255, 255, 255, .05);--surface-hover-md: rgba(255, 255, 255, .1);--surface-hover-lg: rgba(255, 255, 255, .15);--overlay-sm: rgba(0, 0, 0, .5);--overlay-md: rgba(0, 0, 0, .6);--overlay-lg: rgba(0, 0, 0, .7);--overlay-dark: rgba(0, 0, 0, .92);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s ease;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "SF Mono", "Fira Code", monospace;--font-size-xs: .75rem;--font-size-sm: .8125rem;--font-size-base: .875rem;--font-size-lg: 1rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--z-header: 100;--z-modal: 500;--z-viewer: 600;--z-toast: 700;--z-auth: 800}:root[data-theme=light]{--bg-primary: #f5f6fa;--bg-secondary: #ffffff;--bg-tertiary: #eef0f5;--bg-surface: #ffffff;--bg-elevated: #f5f6fa;--bg-hover: #ebedf3;--bg-input: #ffffff;--text-primary: #1a1a2e;--text-secondary: #4a4a63;--text-muted: #80809a;--text-inverse: #ffffff;--modified-border: rgba(217, 119, 6, .5);--modified-bg: rgba(245, 158, 11, .08);--border: rgba(20, 22, 40, .1);--border-light: rgba(20, 22, 40, .16);--surface-hover-xs: rgba(20, 22, 40, .03);--surface-hover: rgba(20, 22, 40, .05);--surface-hover-md: rgba(20, 22, 40, .08);--surface-hover-lg: rgba(20, 22, 40, .12);--overlay-sm: rgba(20, 22, 40, .35);--overlay-md: rgba(20, 22, 40, .45);--overlay-lg: rgba(20, 22, 40, .55);--overlay-dark: rgba(20, 22, 40, .75);--shadow-sm: 0 1px 2px rgba(20, 22, 40, .08);--shadow-lg: 0 8px 32px rgba(20, 22, 40, .18)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth}body{font-family:var(--font-sans);font-size:var(--font-size-base);color:var(--text-primary);background:var(--bg-primary);line-height:1.6;min-height:100vh;overflow:hidden}h1,h2,h3{font-weight:600;line-height:1.3}h2{font-size:var(--font-size-lg);color:var(--text-primary)}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}code{font-family:var(--font-mono);font-size:var(--font-size-sm);background:var(--bg-tertiary);padding:2px 6px;border-radius:var(--radius-sm);color:var(--accent)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}::selection{background:var(--accent-muted);color:var(--text-primary)}.hidden{display:none!important}.flex-grow{flex:1;min-width:0;display:flex;flex-direction:column}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:10px 20px;font-family:var(--font-sans);font-size:var(--font-size-sm);font-weight:500;border:1px solid transparent;border-radius:10px;cursor:pointer;transition:all .3s cubic-bezier(.16,1,.3,1);white-space:nowrap;-webkit-user-select:none;user-select:none;text-decoration:none;line-height:1}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 0 0 1px #3b2fd44d,0 4px 20px #3b2fd44d}.btn-primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover);box-shadow:0 0 0 1px #5b4fe866,0 8px 30px #3b2fd466;transform:translateY(-1px)}.btn-ghost{background:transparent;color:var(--text-secondary);border-color:transparent}.btn-ghost:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary)}.btn-danger{background:var(--danger);color:var(--text-primary);border-color:var(--danger)}.btn-danger:hover:not(:disabled){background:var(--danger-hover)}.btn-ghost.btn-danger{background:transparent;color:var(--danger);border-color:transparent}.btn-ghost.btn-danger:hover:not(:disabled){background:var(--danger-muted)}.btn-full{width:100%}.btn-sm{padding:6px 12px;font-size:var(--font-size-xs)}.btn-icon{padding:8px;width:36px;height:36px}.btn-icon.btn-sm{width:30px;height:30px;padding:6px}.input,.select,.textarea{width:100%;padding:10px 14px;font-family:var(--font-sans);font-size:var(--font-size-base);color:var(--text-primary);background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);transition:border-color var(--transition-fast),box-shadow var(--transition-fast);outline:none}.input:focus,.select:focus,.textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-muted)}.input::placeholder,.textarea::placeholder{color:var(--text-muted)}.select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%235a6a85' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:36px;cursor:pointer}.input-group{display:flex;flex-direction:column;gap:var(--space-xs)}.input-group+.input-group{margin-top:var(--space-md)}.input-group label{font-size:var(--font-size-sm);font-weight:500;color:var(--text-secondary)}.input-hint{font-size:var(--font-size-xs);color:var(--text-muted);margin-top:2px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}.modal{position:fixed;inset:0;z-index:var(--z-modal);display:flex;align-items:center;justify-content:center;animation:fadeIn var(--transition-fast)}.modal.hidden{display:none}.modal-backdrop{position:absolute;inset:0;background:var(--overlay-md);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal-content{position:relative;width:90%;max-width:560px;max-height:85vh;max-height:85dvh;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);display:flex;flex-direction:column;overflow:hidden;animation:slideUp var(--transition-normal)}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-lg);border-bottom:1px solid var(--border);flex-shrink:0}.modal-header h2{font-size:var(--font-size-lg)}.modal-body{padding:var(--space-lg);overflow-y:auto;flex:1}.toast-container{position:fixed;bottom:var(--space-lg);right:var(--space-lg);z-index:var(--z-toast);display:flex;flex-direction:column-reverse;gap:var(--space-sm)}.toast{padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);font-size:var(--font-size-sm);font-family:var(--font-sans);border:1px solid;animation:slideUp var(--transition-normal);max-width:360px}.toast-success{background:var(--success-muted);border-color:var(--success-glow);color:var(--success)}.toast-error{background:var(--danger-muted);border-color:var(--danger-glow);color:var(--danger)}.toast-info{background:var(--accent-muted);border-color:var(--accent-glow);color:var(--accent)}.toast-warning{background:var(--warning-muted);border-color:var(--warning-glow);color:var(--warning)}.auth-page{min-height:100vh;min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:var(--space-lg);overflow-y:auto}.auth-page.hidden{display:none}.auth-card{width:100%;max-width:400px;padding:var(--space-xl);text-align:center;position:relative;background:#ffffff08;border:1px solid var(--border);border-radius:var(--radius-xl)}.auth-logo{display:flex;flex-direction:column;align-items:center;gap:var(--space-md);margin-bottom:var(--space-lg)}.auth-logo h1{font-size:var(--font-size-2xl);font-weight:700;letter-spacing:-.02em;background:linear-gradient(135deg,var(--brand-title-from, #ffffff) 0%,var(--accent-hover) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}:root[data-theme=light] .auth-logo h1{--brand-title-from: var(--accent)}:root[data-theme=light] .auth-card{background:var(--bg-surface)}.auth-subtitle{color:var(--text-muted);font-size:var(--font-size-sm);margin-bottom:var(--space-lg)}.auth-form{display:flex;flex-direction:column;gap:var(--space-md)}.auth-error{color:var(--danger);font-size:var(--font-size-sm)}.auth-success{color:var(--success);font-size:var(--font-size-sm)}.auth-switch{margin-top:var(--space-lg);font-size:var(--font-size-sm);color:var(--text-muted);text-align:center}.auth-switch-link{background:none;border:none;padding:0;margin:0;color:var(--accent);font:inherit;font-weight:600;cursor:pointer;text-decoration:underline;text-underline-offset:2px}.auth-switch-link:hover{color:var(--accent-hover)}.auth-switch-link:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:var(--radius-sm)}.oauth-section{display:flex;flex-direction:column;gap:var(--space-sm);margin-bottom:var(--space-md)}.oauth-divider{display:flex;align-items:center;gap:var(--space-sm);font-size:var(--font-size-xs);text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin:var(--space-sm) 0}.oauth-divider:before,.oauth-divider:after{content:"";flex:1;height:1px;background:var(--border)}.oauth-button{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);width:100%;padding:10px var(--space-md);border-radius:var(--radius-md);border:1px solid var(--border);background:#fffffffa;color:#1f1f1f;font:inherit;font-weight:500;font-size:var(--font-size-base);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast),transform var(--transition-fast)}.oauth-button:hover{background:#fff;border-color:var(--text-muted)}.oauth-button:active{transform:translateY(1px)}.oauth-button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.oauth-button:disabled{opacity:.6;cursor:progress}.oauth-button-icon{display:inline-flex;flex:0 0 auto;width:18px;height:18px}.auth-modal{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;z-index:var(--z-auth);padding:var(--space-md)}.auth-modal.hidden{display:none}.auth-modal-backdrop{position:absolute;inset:0;background:var(--overlay-md, rgba(0, 0, 0, .6));-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.auth-modal .auth-card{position:relative;background:var(--bg-secondary);box-shadow:var(--shadow-lg);max-height:calc(100vh - 2 * var(--space-md));overflow-y:auto}.auth-modal-close{position:absolute;top:var(--space-sm);right:var(--space-sm);z-index:1}:root[data-theme=light] .auth-modal .auth-card{background:var(--bg-surface)}.account-card{width:100%;max-width:560px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);overflow:hidden}.account-card .modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-lg);border-bottom:1px solid var(--border)}.account-card .modal-body{display:flex;flex-direction:column;gap:var(--space-lg);padding:var(--space-lg);overflow-y:auto}.account-header-actions{display:flex;gap:var(--space-sm);flex-wrap:wrap}.account-section{padding:var(--space-md);background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius-md)}.account-section-title{font-size:var(--font-size-sm);font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin:0 0 var(--space-md) 0}.account-identity{display:flex;flex-direction:column;gap:var(--space-sm)}.account-field{display:flex;justify-content:space-between;align-items:baseline;gap:var(--space-md);font-size:var(--font-size-sm)}.account-field-label{color:var(--text-muted)}.account-field-value{color:var(--text-primary);font-weight:500;word-break:break-all;text-align:right;display:flex;flex-direction:column;align-items:flex-end;gap:var(--space-xs)}.account-verify-badge{display:inline-block;margin-left:var(--space-xs);padding:2px 8px;border-radius:999px;font-size:var(--font-size-xs);font-weight:600;text-transform:uppercase;letter-spacing:.05em}.account-verify-badge.is-verified{background:var(--success-muted);color:var(--success)}.account-verify-badge.is-unverified{background:var(--warning-muted);color:var(--warning)}.account-pending-email{font-size:var(--font-size-xs);color:var(--warning);font-weight:500;margin-top:var(--space-xs)}.account-form{display:flex;flex-direction:column;gap:var(--space-md)}.account-form button[type=submit]{align-self:flex-start}.account-error{color:var(--danger);font-size:var(--font-size-sm);margin:0}.account-danger{border-color:var(--danger-muted);background:var(--danger-muted)}.account-danger .account-section-title{color:var(--danger)}.account-danger-hint{font-size:var(--font-size-sm);color:var(--text-muted);margin:0 0 var(--space-md) 0}