/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --border: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --accent-blue: #58a6ff;
    --accent-green: #3fb950;
    --accent-yellow: #d29922;
    --accent-red: #f85149;
    --accent-purple: #bc8cff;
    --radius: 8px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a { color: var(--accent-blue); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 1rem; width: 100%; }

/* === Navbar === */
.navbar {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container { display: flex; align-items: center; justify-content: space-between; }
.nav-brand { font-size: 1.25rem; font-weight: 700; color: var(--text-primary); }
.nav-brand:hover { text-decoration: none; }
.nav-links { display: flex; gap: 1.25rem; align-items: center; flex-wrap: wrap; }
.nav-links a { color: var(--text-secondary); font-size: 0.9rem; }
.nav-links a:hover { color: var(--text-primary); text-decoration: none; }

/* Language Switcher */
.lang-switcher { display: flex; align-items: center; }
.lang-switcher select {
    width: auto;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-secondary);
    font-size: 0.8rem;
    padding: 0.25rem 0.4rem;
    cursor: pointer;
}
.lang-switcher select:hover { color: var(--text-primary); border-color: var(--accent-blue); }

/* === Main === */
main { flex: 1; padding: 2rem 0; }

/* === Hero === */
.hero { text-align: center; margin-bottom: 2rem; }
.hero h1 { font-size: 2rem; margin-bottom: 0.5rem; }
.hero p { color: var(--text-secondary); font-size: 1.1rem; }

/* === Cards === */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.login-card { max-width: 400px; margin: 3rem auto; }

/* === Forms === */
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: 0.35rem; color: var(--text-secondary); font-size: 0.9rem; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

input[type="text"], input[type="url"], input[type="password"],
select, textarea {
    width: 100%;
    padding: 0.6rem 0.75rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: inherit;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.15);
}

textarea { resize: vertical; font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace; font-size: 0.85rem; }

.select-inline { width: auto; display: inline-block; padding: 0.4rem 0.5rem; font-size: 0.85rem; }
.input-inline { width: auto; display: inline-block; padding: 0.4rem 0.5rem; font-size: 0.85rem; max-width: 140px; }

.input-row { display: flex; gap: 0.75rem; }
.input-row input { flex: 1; }

.result { margin-top: 1.25rem; padding-top: 1.25rem; border-top: 1px solid var(--border); }

/* === Buttons === */
.btn {
    display: inline-block;
    padding: 0.6rem 1.25rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    white-space: nowrap;
    text-decoration: none;
    transition: background 0.15s;
}
.btn:hover { background: var(--border); text-decoration: none; }

.btn-primary { background: #238636; border-color: #2ea043; color: #fff; }
.btn-primary:hover { background: #2ea043; }

.btn-secondary { background: var(--bg-tertiary); }
.btn-secondary:hover { background: var(--border); }

.btn-success { background: #1f6feb; border-color: #388bfd; color: #fff; }
.btn-success:hover { background: #388bfd; }

.btn-danger { background: #da3633; border-color: #f85149; color: #fff; }
.btn-danger:hover { background: #f85149; }

.btn-sm { padding: 0.3rem 0.75rem; font-size: 0.8rem; }
.btn-full { width: 100%; text-align: center; }

/* === Alerts === */
.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    border: 1px solid;
}
.alert-error { background: rgba(248, 81, 73, 0.1); border-color: var(--accent-red); color: var(--accent-red); }
.alert-success { background: rgba(63, 185, 80, 0.1); border-color: var(--accent-green); color: var(--accent-green); }
.alert-warning { background: rgba(210, 153, 34, 0.1); border-color: var(--accent-yellow); color: var(--accent-yellow); }

/* === Badges === */
.badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
}
.badge-success { background: rgba(63, 185, 80, 0.15); color: var(--accent-green); }
.badge-danger { background: rgba(248, 81, 73, 0.15); color: var(--accent-red); }
.badge-warning { background: rgba(210, 153, 34, 0.15); color: var(--accent-yellow); }

/* === Tables === */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td {
    padding: 0.6rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}
.table th { color: var(--text-secondary); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em; }
.table tr:hover { background: rgba(255, 255, 255, 0.02); }

.truncate { max-width: 250px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* === Stats Grid === */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }

.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    text-align: center;
}
.stat-number { font-size: 2rem; font-weight: 700; color: var(--accent-blue); }
.stat-label { color: var(--text-secondary); font-size: 0.85rem; margin-top: 0.25rem; }

/* === Dashboard === */
.dashboard-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-bottom: 1.5rem; }
.dashboard-actions { display: flex; gap: 0.75rem; }

/* === Charts === */
.stats-charts { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }

/* === Detail === */
.detail-info { margin-bottom: 1rem; }
.detail-info p { margin-bottom: 0.35rem; }
.detail-actions { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }

/* === Paste === */
.paste-header { margin-bottom: 1rem; }
.paste-meta { display: flex; flex-wrap: wrap; gap: 1rem; color: var(--text-secondary); font-size: 0.85rem; margin-top: 0.5rem; }

.paste-content pre {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    overflow-x: auto;
    font-size: 0.85rem;
    line-height: 1.5;
}
.paste-content code { font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace; }

.paste-toolbar { display: flex; gap: 0.5rem; margin-bottom: 0.75rem; }

/* === Features === */
.features { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 2rem; }

.feature-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    text-align: center;
}
.feature-card h3 { margin-bottom: 0.5rem; }
.feature-card p { color: var(--text-secondary); margin-bottom: 0.75rem; font-size: 0.9rem; }

/* === Bulk Actions === */
.bulk-actions { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.75rem; }
.bulk-checkbox { accent-color: var(--accent-blue); width: 16px; height: 16px; cursor: pointer; }

/* === Pagination === */
.pagination { display: flex; align-items: center; gap: 1rem; justify-content: center; margin-top: 1.5rem; }
.pagination span { color: var(--text-secondary); font-size: 0.9rem; }

/* === Footer === */
.footer {
    margin-top: auto;
    padding: 1.5rem 0;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* === Responsive === */
@media (max-width: 768px) {
    .nav-container { flex-wrap: wrap; gap: 0.5rem; }
    .nav-links { gap: 0.5rem 0.75rem; }
    .nav-links a { font-size: 0.8rem; }
    .dashboard-grid, .features, .form-row { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-charts { grid-template-columns: 1fr; }
    .input-row { flex-direction: column; }
    .hero h1 { font-size: 1.5rem; }
    .detail-actions { flex-direction: column; }
    .card { padding: 1rem; }
    .table { font-size: 0.8rem; min-width: 500px; }
    .table th, .table td { padding: 0.4rem 0.5rem; white-space: nowrap; }
}