/* =======================================
   fileflow — 极简设计系统 v11 (Light + Dark)
   ======================================= */

:root {
    /* ---- Light Mode (default) ---- */
    --primary: #0f766e;
    --primary-dark: #115e59;
    --primary-light: #14b8a6;
    --accent: #d97706;
    --accent-alt: #0f766e;
    --gold: #d97706;
    --gold-light: #fbbf24;

    --gradient-hero: #fafbfc;
    --gradient-card: #ffffff;
    --gradient-btn: #0f766e;
    --gradient-footer: #fafbfc;

    --bg: #f8f9fc;
    --bg-card: #ffffff;
    --bg-subtle: #fafbfc;
    --text: #1f2937;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --border: #e5e7eb;
    --border-light: #f3f4f6;

    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;

    --shadow-sm: 0 2px 4px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.06);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.08);
    --shadow-xl: 0 20px 60px rgba(13,148,136,0.15);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 18px;
    --radius-2xl: 22px;

    /* Dark mode icon colors (used in both modes) */
    --icon-teal-bg: #ccfbf1;
    --icon-teal-color: #0f766e;
    --icon-amber-bg: #fef3c7;
    --icon-amber-color: #b45309;
    --icon-slate-bg: #e2e8f0;
    --icon-slate-color: #475569;
    --icon-indigo-bg: #e0e7ff;
    --icon-indigo-color: #4338ca;
    --icon-tool-bg: #f3f4f6;
    --icon-tool-color: #374151;
    --upload-icon-bg: #ccfbf1;
    --upload-icon-color: #0f766e;
}

/* ---- Dark Mode ---- */
[data-theme="dark"] {
    --primary: #2dd4bf;
    --primary-dark: #14b8a6;
    --primary-light: #5eead4;
    --accent: #fbbf24;
    --accent-alt: #2dd4bf;

    --gradient-hero: #0f1419;
    --gradient-card: #1c2128;
    --gradient-btn: #2dd4bf;
    --gradient-footer: #0d1117;

    --bg: #0f1419;
    --bg-card: #1c2128;
    --bg-subtle: #161b22;
    --text: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --border: #30363d;
    --border-light: #21262d;

    --success: #3fb950;
    --warning: #d29922;
    --error: #f85149;

    --shadow-sm: 0 2px 4px rgba(0,0,0,0.2);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.3);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.4);
    --shadow-xl: 0 20px 60px rgba(45,212,191,0.2);

    --icon-teal-bg: rgba(45,212,191,0.15);
    --icon-teal-color: #2dd4bf;
    --icon-amber-bg: rgba(251,191,36,0.15);
    --icon-amber-color: #fbbf24;
    --icon-slate-bg: rgba(139,148,158,0.15);
    --icon-slate-color: #8b949e;
    --icon-indigo-bg: rgba(129,140,248,0.15);
    --icon-indigo-color: #818cf8;
    --icon-tool-bg: #21262d;
    --icon-tool-color: #8b949e;
    --upload-icon-bg: rgba(45,212,191,0.15);
    --upload-icon-color: #2dd4bf;
}

*, *::before, *::after { margin:0; padding:0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    transition: background 0.3s, color 0.3s;
}
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; }

/* ========= 导航栏 ========= */
.navbar {
    position: sticky; top: 0; z-index: 1000;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    transition: background 0.3s, border-color 0.3s, box-shadow 0.2s;
}
[data-theme="dark"] .navbar { background: #161b22; }
.navbar.scrolled { box-shadow: var(--shadow-md); }
.navbar-inner {
    max-width: 1280px; margin: 0 auto;
    padding: 0 2rem;
    display: flex; justify-content: space-between; align-items: center;
    height: 72px;
}
.navbar-logo {
    display: flex; align-items: center; gap: 0.6rem;
    font-size: 1.6rem; font-weight: 800;
    text-decoration: none;
    transition: transform 0.2s;
}
.navbar-logo:hover { transform: scale(1.03); }
.logo-icon {
    width: 32px; height: 32px;
    background: var(--primary);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    color: white; font-size: 0.95rem;
    transition: all 0.2s;
}
.navbar-logo:hover .logo-icon { background: var(--primary-dark); }
.navbar-logo > span:not(.logo-icon) { color: var(--text); }

.navbar-links { display: flex; gap: 1.5rem; align-items: center; }
.navbar-links a {
    color: var(--text); font-size: 1rem; font-weight: 600;
    padding: 0.5rem 0; position: relative;
    transition: color 0.2s;
    white-space: nowrap;
}
.navbar-links a:hover { color: var(--primary); }
.navbar-links a.active { color: var(--primary); }
.navbar-links a.active::after {
    content: ''; position: absolute; bottom: 0; left: 0; right: 0;
    height: 2px; background: var(--primary);
}

/* ========= Theme Toggle Button ========= */
.theme-toggle {
    width: 36px; height: 36px;
    border-radius: 50%;
    border: 1.5px solid var(--border);
    background: var(--bg-card);
    color: var(--text);
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.25s;
}
.theme-toggle:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: rotate(15deg);
}
[data-theme="dark"] .theme-toggle {
    border-color: var(--border);
    background: var(--bg-subtle);
    color: var(--primary);
}

/* ========= 按钮 ========= */
.btn {
    padding: 0.6rem 1.25rem; border-radius: var(--radius-md);
    border: none; font-size: 0.9rem; font-weight: 600;
    transition: all 0.2s;
    display: inline-flex; align-items: center; gap: 0.4rem;
    text-decoration: none;
}
.btn-primary {
    background: var(--primary); color: white;
    box-shadow: none;
}
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary {
    background: var(--bg-card); color: var(--text-secondary);
    border: 1.5px solid var(--border);
}
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); }

/* ========= 用户菜单 ========= */
#navUser { position: relative; }
.user-menu-trigger {
    display: inline-flex; align-items: center; gap: 0.5rem;
    background: var(--bg-card); border: 1.5px solid var(--border);
    padding: 0.4rem 0.85rem 0.4rem 0.4rem; border-radius: 999px;
    cursor: pointer; color: var(--text); font-size: 0.95rem; font-weight: 600;
    transition: all 0.2s;
}
.user-menu-trigger:hover { border-color: var(--primary); }
.user-avatar {
    background: var(--primary);
    width: 28px; height: 28px; border-radius: 50%;
    color: white;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 0.8rem; font-weight: 600;
}
.user-dropdown {
    position: absolute; top: calc(100% + 8px); right: 0;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-md); box-shadow: var(--shadow-lg);
    min-width: 180px; padding: 0.4rem; z-index: 1000;
    display: none;
}
[data-theme="dark"] .user-dropdown { background: #1c2128; }
.user-dropdown.show { display: block; }
.user-dropdown a {
    display: block; padding: 0.55rem 0.85rem; border-radius: 6px;
    color: var(--text); font-size: 0.9rem; font-weight: 500;
    text-decoration: none; transition: background 0.15s;
}
.user-dropdown a:hover { background: var(--bg-subtle); color: var(--primary); }

/* ========= 分享模态框 ========= */
.modal-overlay {
    position: fixed; inset: 0; background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    display: flex; align-items: center; justify-content: center;
    z-index: 2000; animation: fadeIn 0.2s;
}
[data-theme="dark"] .modal-overlay { background: rgba(0,0,0,0.7); }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.modal-card {
    background: var(--bg-card); border-radius: var(--radius-2xl);
    padding: 2rem; max-width: 500px; width: 92%;
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
[data-theme="dark"] .modal-card { background: #1c2128; }
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.modal-card h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--text); }
.modal-card p { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 1rem; }
.share-link-box {
    display: flex; gap: 0.5rem; margin: 1rem 0;
    background: var(--bg-subtle); border: 1.5px solid var(--border);
    border-radius: var(--radius-md); padding: 0.4rem 0.4rem 0.4rem 1rem;
    align-items: center;
}
.share-link-input {
    flex: 1; border: none; background: transparent;
    color: var(--primary); font-weight: 600; font-size: 0.9rem;
    outline: none; min-width: 0;
}
.share-link-input:focus { outline: none; }
.share-link-copy {
    background: var(--gradient-btn); color: white; border: none;
    padding: 0.5rem 1rem; border-radius: 8px; font-weight: 600; font-size: 0.85rem;
    cursor: pointer; transition: all 0.2s;
}
.share-link-copy:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(13,148,136,0.4); }
.share-link-copy.copied { background: var(--success); }
.share-watermark {
    display: flex; align-items: center; gap: 0.5rem;
    margin-top: 1rem; padding: 0.75rem 1rem;
    background: var(--bg-subtle);
    border-radius: var(--radius-md); border: 1px solid var(--border);
    font-size: 0.8rem; color: var(--text-secondary);
}
.share-watermark i { color: var(--primary); }

/* 工具结果区"分享"按钮 */
.share-result-btn {
    background: var(--bg-card); color: var(--primary);
    border: 1.5px solid var(--primary);
    padding: 0.65rem 1.4rem; border-radius: var(--radius-md);
    font-size: 0.95rem; font-weight: 600; cursor: pointer;
    display: inline-flex; align-items: center; gap: 0.4rem;
    transition: all 0.2s; margin: 0 0.4rem;
}
.share-result-btn:hover {
    background: var(--primary); color: white; transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(13,148,136,0.3);
}

/* ========= Hero 区域 ========= */
.hero, .page-hero {
    background: var(--bg-card);
    padding: 5rem 2rem 4rem;
    text-align: center; color: var(--text);
    border-bottom: 1px solid var(--border);
    transition: background 0.3s, border-color 0.3s;
}
[data-theme="dark"] .hero, [data-theme="dark"] .page-hero { background: #0f1419; }

.hero-inner, .page-hero-inner {
    width: 100%; max-width: 800px; margin: 0 auto; position: relative; z-index: 1;
}

.hero-title, .page-hero-title {
    font-size: 3rem; font-weight: 700;
    margin-bottom: 1rem; line-height: 1.2; letter-spacing: -0.5px;
    color: var(--text);
}
.hero-title .highlight { color: var(--primary); }

.hero-desc, .page-hero-desc {
    font-size: 1.15rem; color: var(--text-secondary);
    margin-bottom: 2.5rem; line-height: 1.7;
    max-width: 600px; margin-left: auto; margin-right: auto;
    position: relative; z-index: 1;
}

.hero-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.hero-btn {
    padding: 0.95rem 2rem; border-radius: var(--radius-lg);
    font-size: 1rem; font-weight: 600;
    display: inline-flex; align-items: center; gap: 0.5rem;
    transition: all 0.25s; text-decoration: none;
}
.hero-btn-primary {
    background: var(--primary); color: white;
}
.hero-btn-primary:hover { background: var(--primary-dark); }
.hero-btn-secondary {
    background: var(--bg-card); color: var(--text);
    border: 1px solid var(--border);
}
.hero-btn-secondary:hover { border-color: var(--primary); color: var(--primary); }

/* ========= 内容区域 ========= */
.content-wrap {
    max-width: 1280px; margin: 0 auto; padding: 3rem 1.5rem;
}

.section-title {
    text-align: center; font-size: 1.75rem; font-weight: 800;
    margin-bottom: 0.5rem; color: var(--text);
}
.section-desc {
    text-align: center; color: var(--text-muted); margin-bottom: 2.5rem;
}

/* ========= 工具网格 ========= */
.tool-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

/* ========= 工具卡片 ========= */
.tool-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-2xl);
    padding: 2rem 1.5rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: var(--shadow-sm);
    position: relative; overflow: hidden;
}
.tool-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--primary);
    transform: scaleX(0); transform-origin: left;
    transition: transform 0.3s;
}
.tool-card:hover::before { transform: scaleX(1); }
.tool-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}
.tool-card-icon {
    width: 48px; height: 48px;
    background: var(--icon-tool-bg);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.25rem; color: var(--icon-tool-color);
    margin-bottom: 1rem;
    transition: all 0.2s;
}
.tool-card:hover .tool-card-icon {
    background: var(--primary);
    color: white;
}
.tool-card-title {
    font-size: 1.1rem; font-weight: 700;
    color: var(--text); margin-bottom: 0.4rem;
}
.tool-card-desc { color: var(--text-muted); font-size: 0.875rem; }

/* ========= 上传区域 ========= */
.upload-area {
    border: 2px dashed var(--border);
    border-radius: var(--radius-2xl);
    padding: 4rem 3rem;
    text-align: center;
    transition: all 0.25s;
    cursor: pointer;
    background: var(--bg-subtle);
    min-height: 360px;
    align-items: center;
    justify-content: center;
}
.upload-area:hover, .upload-area.drag-over {
    border-color: var(--primary);
    background: var(--bg-subtle);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
[data-theme="dark"] .upload-area:hover, [data-theme="dark"] .upload-area.drag-over {
    background: rgba(45,212,191,0.05);
}
.upload-area-icon {
    font-size: 2.75rem; color: var(--upload-icon-color);
    margin-bottom: 1.5rem;
    display: inline-flex; align-items: center; justify-content: center;
    width: 80px; height: 80px;
    background: var(--upload-icon-bg);
    border-radius: 50%;
}
.upload-area-text {
    color: var(--text);
    font-size: 1.35rem;
    font-weight: 700;
    margin-top: 0.5rem;
}
.upload-area-hint {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-top: 0.75rem;
    display: flex; align-items: center; gap: 0.4rem;
    flex-wrap: wrap; justify-content: center;
}

/* ========= 表单 ========= */
.form-input {
    width: 100%; padding: 0.75rem 1rem;
    border: 1.5px solid var(--border); border-radius: var(--radius-md);
    font-size: 0.95rem; color: var(--text);
    transition: border-color 0.2s, box-shadow 0.2s;
    background: var(--bg-card);
}
.form-input:focus {
    outline: none; border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(13,148,136,0.1);
}
[data-theme="dark"] .form-input:focus { box-shadow: 0 0 0 3px rgba(45,212,191,0.15); }
.form-label {
    display: block; font-size: 0.9rem; font-weight: 600;
    color: var(--text); margin-bottom: 0.5rem;
}
.form-group { margin-bottom: 1.25rem; }

/* ========= 进度条 ========= */
.process-progress {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem; margin: 1.5rem 0;
    display: none;
}
.progress-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.75rem; }
.progress-head span { font-size: 0.9rem; color: var(--text-secondary); font-weight: 500; }
.progress-head strong { color: var(--primary); font-weight: 700; }
.progress-track {
    height: 8px; background: var(--border-light);
    border-radius: 999px; overflow: hidden;
}
.progress-bar {
    height: 100%; border-radius: 999px;
    background: var(--primary);
    transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ========= 结果区域 ========= */
.result-area {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-2xl);
    padding: 2rem; margin-top: 1.5rem;
    text-align: center;
}
.result-area .btn { margin: 0.5rem; }

/* ========= 页脚 ========= */
.footer {
    background: var(--bg-subtle);
    color: var(--text-muted);
    padding: 3rem 0 0; margin-top: 3rem;
    transition: background 0.3s;
}
[data-theme="dark"] .footer { background: #0d1117; }
.footer-inner {
    width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 2rem;
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2.5rem;
}
.footer-brand-title {
    font-size: 1.3rem; font-weight: 800;
    color: var(--text); margin-bottom: 0.5rem;
}
[data-theme="dark"] .footer-brand-title { color: #e6edf3; }
.footer-col h4 {
    font-size: 0.8rem; font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase; letter-spacing: 1px;
    margin-bottom: 1rem;
}
.footer-col a {
    display: block; color: var(--text-muted);
    font-size: 0.85rem; padding: 0.3rem 0;
    transition: color 0.2s;
}
.footer-col a:hover { color: var(--primary); }
.footer-divider {
    border-top: 1px solid var(--border);
    margin-top: 2.5rem; padding: 1.25rem 2rem;
    text-align: center; font-size: 0.8rem;
    color: var(--text-muted);
}
.footer-divider a { color: var(--text-muted); margin: 0 0.5rem; }
.footer-divider a:hover { color: var(--primary); }

/* ========= 工具详情页（加宽） ========= */
.tool-container {
    max-width: 1100px; margin: 2.5rem auto; padding: 0 1.5rem;
}

/* ========= 响应式 ========= */
@media (max-width: 1100px) {
    .tool-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 800px) {
    .tool-grid { grid-template-columns: repeat(2, 1fr); }
    .hero-title, .page-hero-title { font-size: 2.2rem; }
    .hero, .page-hero { padding: 4rem 1.5rem 5rem; }
    .footer-inner { grid-template-columns: 1fr; text-align: center; }
}
@media (max-width: 480px) {
    .navbar-links a:not(.btn):not(#langToggle) { display: none; }
    .tool-grid { grid-template-columns: 1fr; }
    .hero-title, .page-hero-title { font-size: 1.8rem; }
    .hero-buttons { flex-direction: column; align-items: center; }
}

/* ========= 入场动画（优化：快速完成，避免加载中不可见） ========= */
@keyframes fadeInUp {
    from { opacity: 0.4; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}
.tool-card { animation: fadeInUp 0.3s ease-out both; }
.tool-card:nth-child(1) { animation-delay: 0s; }
.tool-card:nth-child(2) { animation-delay: 0.03s; }
.tool-card:nth-child(3) { animation-delay: 0.06s; }
.tool-card:nth-child(4) { animation-delay: 0.09s; }
.tool-card:nth-child(5) { animation-delay: 0.12s; }
.tool-card:nth-child(6) { animation-delay: 0.15s; }
.tool-card:nth-child(7) { animation-delay: 0.18s; }
.tool-card:nth-child(8) { animation-delay: 0.21s; }

.hidden { display: none !important; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 1.5rem; }

/* ========= Profile Stat Cards ========= */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.stat-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 1.25rem 1.5rem; position: relative; transition: all 0.2s; }
.stat-card:hover { border-color: var(--primary); box-shadow: var(--shadow-md); }
.stat-card .stat-label { font-size: 0.82rem; color: var(--text-secondary); margin-bottom: 0.4rem; font-weight: 500; }
.stat-card .stat-value { font-size: 1.75rem; font-weight: 700; color: var(--text); line-height: 1.2; }
.stat-card .stat-unit { font-size: 0.9rem; font-weight: 400; color: var(--text-secondary); margin-left: 0.3rem; }
.stat-icon { width: 36px; height: 36px; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; font-size: 1rem; margin-bottom: 0.6rem; }
.stat-icon.teal { background: var(--icon-teal-bg); color: var(--icon-teal-color); }
.stat-icon.amber { background: var(--icon-amber-bg); color: var(--icon-amber-color); }
.stat-icon.slate { background: var(--icon-slate-bg); color: var(--icon-slate-color); }
.stat-icon.indigo { background: var(--icon-indigo-bg); color: var(--icon-indigo-color); }

/* ========= Profile Layout ========= */
.user-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 14px; padding: 1.75rem; margin-bottom: 1.5rem; display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; box-shadow: var(--shadow-sm); }
.user-card-avatar { width: 64px; height: 64px; border-radius: 50%; overflow: hidden; flex-shrink: 0; background: var(--bg-subtle); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; color: var(--text-secondary); font-weight: 700; }
.user-card-info { flex: 1; min-width: 240px; }
.user-card-info h3 { font-size: 1.25rem; font-weight: 700; color: var(--text); margin: 0 0 0.4rem 0; }
.user-card-info p { color: var(--text-secondary); margin: 0.2rem 0; font-size: 0.9rem; }
.user-card-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

.user-tag { display: inline-flex; align-items: center; gap: 0.3rem; padding: 0.2rem 0.6rem; border-radius: 4px; font-size: 0.78rem; font-weight: 600; margin-left: 0.5rem; vertical-align: middle; }
.tag-free { background: var(--bg-subtle); color: var(--text-muted); }
.tag-monthly { background: var(--icon-amber-bg); color: var(--icon-amber-color); }
.tag-yearly { background: var(--icon-teal-bg); color: var(--icon-teal-color); }
.tag-enterprise { background: var(--icon-indigo-bg); color: var(--icon-indigo-color); }

.panel { background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 1.5rem 1.75rem; box-shadow: var(--shadow-sm); }
.panel-tabs { display: flex; border-bottom: 1px solid var(--border); margin-bottom: 1.5rem; flex-wrap: wrap; gap: 0; }
.panel-tab { padding: 0.85rem 1.5rem; border: none; background: none; cursor: pointer; font-weight: 500; color: var(--text-secondary); border-bottom: 2px solid transparent; margin-bottom: -1px; transition: all 0.2s; font-size: 0.95rem; }
.panel-tab:hover { color: var(--primary); }
.panel-tab.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }

.data-table { width: 100%; border-collapse: collapse; }
.data-table th { background: var(--bg-subtle); padding: 0.85rem 1rem; text-align: left; font-weight: 600; color: var(--text-secondary); border-bottom: 1px solid var(--border); font-size: 0.88rem; }
.data-table td { padding: 0.85rem 1rem; border-bottom: 1px solid var(--border-light); color: var(--text); font-size: 0.92rem; }
.data-table .empty-row td { text-align: center; color: var(--text-muted); padding: 2.5rem 1rem; }
.data-table tr:hover td { background: var(--bg-subtle); }

/* ========= Login Modal (Dark + Wider) ========= */
#loginModal > div {
    background: var(--bg-card) !important;
    color: var(--text);
    transition: background 0.3s;
}
[data-theme="dark"] #loginModal > div { background: #1c2128 !important; }

/* ========= Sign-in Modal (Dark) ========= */
#signInModal > div {
    background: var(--bg-card) !important;
    color: var(--text);
    transition: background 0.3s;
}
[data-theme="dark"] #signInModal > div { background: #1c2128 !important; }

@media (max-width: 640px) {
    .user-card { padding: 1.25rem; gap: 1rem; }
    .stat-grid { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
    .stat-card { padding: 1rem; }
    .stat-card .stat-value { font-size: 1.4rem; }
}


/* Stable three-part navbar: logo | centered links | right-side actions. */
.navbar-inner { gap: 1rem; }
.navbar-links { flex: 1; justify-content: center; min-width: 0; }
.navbar-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.75rem;
    flex: 0 0 auto;
}
@media (max-width: 800px) {
    .navbar-inner { padding: 0 1rem; gap: 0.75rem; }
    .navbar-links { gap: 0.9rem; justify-content: flex-end; }
    .navbar-actions { gap: 0.5rem; }
}
@media (max-width: 480px) {
    .navbar-actions .btn { padding: 0.5rem 0.75rem; }
    .navbar-logo { font-size: 1.25rem; }
}


/* codex-ui-polish-v18 */
.logo-icon {
    position: relative;
    overflow: hidden;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: linear-gradient(145deg, #0f766e 0%, #12343b 54%, #d97706 100%);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.32), 0 8px 20px rgba(15,118,110,.18);
}
.logo-icon::after {
    content: '';
    position: absolute;
    inset: 5px;
    border: 1px solid rgba(255,255,255,.38);
    border-radius: 7px;
}
.logo-mark {
    position: relative;
    z-index: 1;
    color: #fff;
    font-weight: 900;
    font-size: 18px;
    line-height: 1;
    letter-spacing: 0;
}
.navbar-logo {
    letter-spacing: 0;
}
.navbar-logo:hover .logo-icon {
    background: linear-gradient(145deg, #115e59 0%, #102a31 54%, #b45309 100%);
}
.home-hero {
    background:
        linear-gradient(180deg, rgba(15,118,110,.08), transparent 62%),
        radial-gradient(circle at 50% 0%, rgba(217,119,6,.12), transparent 34%),
        var(--bg-card);
    padding-top: 5.6rem;
}
[data-theme="dark"] .home-hero {
    background:
        linear-gradient(180deg, rgba(45,212,191,.08), transparent 62%),
        radial-gradient(circle at 50% 0%, rgba(251,191,36,.12), transparent 34%),
        #0f1419;
}
.home-hero .page-hero-title {
    font-weight: 800;
}
.typewriter-text {
    display: inline;
}
.typewriter-caret {
    display: inline-block;
    width: 1px;
    height: 1.05em;
    margin-left: 3px;
    background: var(--primary);
    vertical-align: -0.15em;
    animation: fileflowCaret .85s steps(1) infinite;
}
@keyframes fileflowCaret { 50% { opacity: 0; } }
.tool-card {
    border-radius: 12px;
    transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.tool-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 34px rgba(15,23,42,.08);
}
.btn-primary {
    box-shadow: 0 8px 18px rgba(15,118,110,.16);
}
.btn-primary:hover {
    transform: translateY(-1px);
}
@media (max-width: 480px) {
    .home-hero { padding-top: 4.2rem; }
    .typewriter-caret { height: .95em; }
}


/* codex-nav-no-jump-v20 */
.navbar-inner {
    display: grid;
    grid-template-columns: 190px minmax(360px, 1fr) 190px;
    align-items: center;
    gap: 1rem;
}
.navbar-logo {
    width: 190px;
    flex: none;
    transform: none !important;
}
.navbar-logo:hover {
    transform: none !important;
}
.navbar-links {
    width: 100%;
    justify-content: center;
    gap: 1.35rem;
}
.navbar-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 66px;
    height: 44px;
    padding: 0;
    line-height: 44px;
}
.navbar-links a.active::after {
    bottom: 2px;
}
.navbar-actions {
    width: 190px;
    min-width: 190px;
    justify-self: end;
    flex: none;
}
.navbar-actions .btn,
.navbar-actions .theme-toggle,
.navbar-actions .user-menu-trigger {
    transform: none !important;
}
.navbar-actions .btn:hover,
.navbar-actions .theme-toggle:hover,
.navbar-actions .user-menu-trigger:hover {
    transform: none !important;
}
@media (max-width: 900px) {
    .navbar-inner {
        grid-template-columns: auto 1fr auto;
        gap: .75rem;
    }
    .navbar-logo { width: auto; }
    .navbar-actions { width: auto; min-width: 0; }
    .navbar-links { justify-content: flex-end; gap: .8rem; }
    .navbar-links a { min-width: auto; height: 40px; line-height: 40px; }
}


/* codex-logo-member-v21 */
.logo-icon {
    width: 30px;
    height: 30px;
    border-radius: 0;
    background: transparent !important;
    box-shadow: none !important;
    overflow: visible;
    color: var(--primary);
    font-size: 1.35rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.logo-icon::after {
    content: none !important;
}
.navbar-logo:hover .logo-icon {
    background: transparent !important;
    color: var(--accent);
}
[data-theme="dark"] .logo-icon {
    color: var(--primary);
}
.member-packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    align-items: stretch;
}
.member-package-card {
    min-height: 245px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem;
}
.member-package-card .member-package-price {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
    margin: 1rem 0 .85rem;
    color: var(--text);
}
.member-package-card .member-package-desc {
    min-height: 3.2rem;
    margin-bottom: 1.25rem;
    color: var(--text-muted);
    font-size: .9rem;
    line-height: 1.65;
}
.member-package-card .btn {
    margin-top: auto;
    width: 100%;
    justify-content: center;
}
.member-section-title {
    margin-bottom: 1rem;
}


/* codex-logo-flow-v22 */
.logo-icon {
    width: 34px;
    height: 34px;
    color: var(--primary);
    background: transparent !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    overflow: visible;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.logo-icon::after { content: none !important; }
.logo-svg {
    width: 34px;
    height: 34px;
    display: block;
    overflow: visible;
}
.logo-file,
.logo-fold {
    fill: none;
    stroke: currentColor;
    stroke-width: 2.4;
    stroke-linejoin: round;
    stroke-linecap: round;
}
.logo-flow {
    fill: none;
    stroke: var(--accent);
    stroke-width: 2.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.navbar-logo:hover .logo-icon {
    color: var(--primary-dark);
    background: transparent !important;
}
.navbar-logo:hover .logo-flow {
    stroke: var(--gold-light);
}
[data-theme="dark"] .logo-icon { color: var(--primary); }
[data-theme="dark"] .logo-flow { stroke: var(--accent); }


/* codex-wordmark-logo-v23 */
.navbar-logo {
    width: 190px;
    gap: 0;
    font-size: 1.72rem;
    font-weight: 900;
    letter-spacing: 0;
    color: var(--text);
}
.logo-icon {
    display: none !important;
}
.navbar-logo::first-letter {
    color: var(--primary);
}
[data-theme="dark"] .navbar-logo {
    color: var(--text);
}
@media (max-width: 900px) {
    .navbar-logo { width: auto; font-size: 1.35rem; }
}


/* codex-restore-original-bolt-v24 */
.navbar-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    width: 190px;
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text);
}
.logo-icon {
    display: flex !important;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    flex: 0 0 32px;
    background: var(--primary) !important;
    color: #fff !important;
    border-radius: 6px !important;
    box-shadow: none !important;
    overflow: hidden;
    font-size: .95rem;
}
.logo-icon::after {
    content: none !important;
}
.logo-icon i {
    display: inline-block;
    line-height: 1;
}
.navbar-logo:hover {
    transform: none !important;
}
.navbar-logo:hover .logo-icon {
    background: var(--primary-dark) !important;
    color: #fff !important;
}
@media (max-width: 900px) {
    .navbar-logo { width: auto; font-size: 1.25rem; }
}


/* codex-icp-footer-v26 */
.icp-footer {
    width: 100%;
    padding: 1rem 1.5rem 1.35rem;
    text-align: center;
    color: var(--text-muted);
    font-size: .875rem;
    background: var(--bg);
}
.icp-footer a {
    color: var(--text-muted);
    text-decoration: none;
}
.icp-footer a:hover {
    color: var(--primary);
}
.footer + .icp-footer,
.footer-divider + .icp-footer {
    padding-top: .85rem;
}
[data-theme="dark"] .icp-footer {
    background: var(--bg);
}