/* =======================================================================
   OTWarden — Shared Styles
   ======================================================================= */

:root {
    --bg-dark: #0C0F14;
    --bg-card: #131720;
    --bg-card-hover: #1A1F2E;
    --bg-surface: #0F1219;
    --border: #1E2433;
    --border-bright: #2A3349;
    --text-primary: #E8ECF4;
    --text-secondary: #8892A6;
    --text-dim: #5A6478;
    --accent-amber: #F59E0B;
    --accent-amber-dim: #B45309;
    --accent-red: #EF4444;
    --accent-green: #22C55E;
    --accent-blue: #3B82F6;
    --accent-cyan: #06B6D4;
    --severity-critical: #DC2626;
    --severity-high: #EA580C;
    --severity-medium: #CA8A04;
    --severity-low: #16A34A;
    --font-mono: 'JetBrains Mono', monospace;
    --font-body: 'Source Sans 3', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    background: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.65;
    overflow-x: hidden;
    min-height: 100vh;
}

html { scroll-behavior: smooth; }

.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Grid background --- */
.grid-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    opacity: 0.04;
    background-image:
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
}

.grid-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 0%, transparent 50%, var(--bg-dark) 80%);
}

main {
    position: relative;
    z-index: 2;
    min-height: calc(100vh - 160px);
    padding-top: 70px;
}

/* =======================================================================
   Navigation
   ======================================================================= */

nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 16px 0;
    background: rgba(12, 15, 20, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-icon {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
}

.logo-text {
    font-family: var(--font-mono);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo-text span { color: var(--accent-amber); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover { color: var(--text-primary); }

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 4px;
}

/* =======================================================================
   Buttons
   ======================================================================= */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    font-family: var(--font-body);
}

.btn-primary {
    background: var(--accent-amber);
    color: var(--bg-dark);
}

.btn-primary:hover {
    background: #FBBF24;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(245, 158, 11, 0.3);
}

.btn-ghost {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-bright);
}

.btn-ghost:hover {
    border-color: var(--text-secondary);
    background: var(--bg-card);
}

.btn-danger {
    background: transparent;
    color: var(--accent-red);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--accent-red);
}

.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-large { padding: 14px 28px; font-size: 16px; }
.btn-full { width: 100%; }

/* =======================================================================
   Forms
   ======================================================================= */

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-dark);
    border: 1px solid var(--border-bright);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 15px;
    font-family: var(--font-body);
    outline: none;
    transition: border-color 0.2s;
}

.form-input:focus {
    border-color: var(--accent-amber);
}

.form-input::placeholder {
    color: var(--text-dim);
}

select.form-input {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238892A6' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

.form-help {
    font-size: 13px;
    color: var(--text-dim);
    margin-top: 4px;
}

/* =======================================================================
   Flash Messages
   ======================================================================= */

.flash {
    padding: 14px 20px;
    border-radius: 8px;
    font-size: 14px;
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.flash-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: var(--accent-green);
}

.flash-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--accent-red);
}

.flash-warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--accent-amber);
}

.flash-info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--accent-blue);
}

.flash-close {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    font-size: 16px;
    opacity: 0.7;
    padding: 0 4px;
}

.flash-close:hover { opacity: 1; }

/* =======================================================================
   Cards
   ======================================================================= */

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 28px;
    transition: all 0.2s;
}

.card:hover {
    border-color: var(--border-bright);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.card-title {
    font-size: 18px;
    font-weight: 700;
}

/* =======================================================================
   Page Layouts
   ======================================================================= */

.page-header {
    padding: 100px 0 40px;
}

.page-header h1 {
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 8px;
}

.page-header p {
    color: var(--text-secondary);
    font-size: 17px;
}

.page-content {
    padding: 0 0 80px;
}

/* Auth page centered layout */
.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 80px);
    padding-top: 80px;
}

.auth-card {
    width: 100%;
    max-width: 420px;
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
}

.auth-card h1 {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 8px;
    text-align: center;
}

.auth-card .subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-size: 15px;
}

.auth-card .alt-action {
    text-align: center;
    margin-top: 24px;
    font-size: 14px;
    color: var(--text-dim);
}

.auth-card .alt-action a {
    color: var(--accent-amber);
    text-decoration: none;
}

.auth-card .alt-action a:hover {
    text-decoration: underline;
}

/* =======================================================================
   Dashboard Stats
   ======================================================================= */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px 24px;
}

.stat-card .stat-value {
    font-family: var(--font-mono);
    font-size: 32px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 4px;
}

.stat-card .stat-label {
    font-size: 13px;
    color: var(--text-dim);
}

.stat-card.trial {
    border-color: var(--accent-amber);
    background: rgba(245, 158, 11, 0.05);
}

.stat-card.trial .stat-value { color: var(--accent-amber); }

.stat-card.critical .stat-value { color: var(--severity-critical); }

/* =======================================================================
   Watchlist
   ======================================================================= */

.watchlist-items {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.watchlist-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: all 0.2s;
}

.watchlist-item:hover {
    border-color: var(--border-bright);
}

.watch-type-badge {
    font-family: var(--font-mono);
    font-size: 11px;
    padding: 3px 10px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.watch-type-badge.vendor {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.25);
    color: var(--accent-blue);
}

.watch-type-badge.product {
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.25);
    color: var(--accent-cyan);
}

.watch-type-badge.sector {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.25);
    color: var(--accent-green);
}

.watchlist-item .watch-value {
    flex: 1;
    font-size: 15px;
}

.watchlist-item .remove-btn {
    background: none;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    padding: 4px 8px;
    font-size: 16px;
    transition: color 0.2s;
}

.watchlist-item .remove-btn:hover {
    color: var(--accent-red);
}

.add-form {
    display: flex;
    gap: 12px;
    align-items: flex-end;
    flex-wrap: wrap;
}

.add-form .form-group {
    margin-bottom: 0;
}

.add-form .form-group.type-select {
    width: 160px;
}

.add-form .form-group.value-input {
    flex: 1;
    min-width: 200px;
}

.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-dim);
}

.empty-state .icon {
    font-size: 48px;
    margin-bottom: 12px;
    opacity: 0.5;
}

.empty-state p {
    font-size: 15px;
    margin-bottom: 8px;
}

/* =======================================================================
   Alert History
   ======================================================================= */

.alert-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.alert-row {
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    gap: 16px;
    align-items: center;
    padding: 18px 22px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.2s;
}

.alert-row:hover {
    border-color: var(--border-bright);
    background: var(--bg-card-hover);
}

.severity-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.severity-dot.critical {
    background: var(--severity-critical);
    box-shadow: 0 0 8px rgba(220, 38, 38, 0.4);
}

.severity-dot.high { background: var(--severity-high); }
.severity-dot.medium { background: var(--severity-medium); }
.severity-dot.low { background: var(--severity-low); }

.alert-row .alert-title {
    font-size: 15px;
    font-weight: 500;
}

.alert-row .alert-meta {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-dim);
    margin-top: 2px;
}

.alert-row .cvss-badge {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 6px;
    white-space: nowrap;
}

.cvss-badge.critical {
    background: rgba(220, 38, 38, 0.15);
    color: var(--severity-critical);
}

.cvss-badge.high {
    background: rgba(234, 88, 12, 0.15);
    color: var(--severity-high);
}

.cvss-badge.medium {
    background: rgba(202, 138, 4, 0.15);
    color: var(--severity-medium);
}

.cvss-badge.low {
    background: rgba(22, 163, 74, 0.15);
    color: var(--severity-low);
}

.alert-row .alert-date {
    font-size: 13px;
    color: var(--text-dim);
    white-space: nowrap;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 32px;
}

.pagination a, .pagination span {
    padding: 8px 14px;
    border-radius: 6px;
    font-size: 14px;
    text-decoration: none;
    color: var(--text-secondary);
    border: 1px solid var(--border);
    transition: all 0.2s;
}

.pagination a:hover {
    border-color: var(--accent-amber);
    color: var(--text-primary);
}

.pagination .current {
    background: var(--accent-amber);
    color: var(--bg-dark);
    border-color: var(--accent-amber);
    font-weight: 600;
}

/* =======================================================================
   Autocomplete
   ======================================================================= */

.autocomplete-wrapper {
    position: relative;
}

.autocomplete-list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-bright);
    border-radius: 6px;
    margin-top: 4px;
    max-height: 200px;
    overflow-y: auto;
    z-index: 50;
    display: none;
}

.autocomplete-list.open { display: block; }

.autocomplete-item {
    padding: 10px 16px;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.15s;
}

.autocomplete-item:hover {
    background: var(--bg-card-hover);
    color: var(--accent-amber);
}

/* =======================================================================
   Footer
   ======================================================================= */

footer {
    padding: 40px 0;
    border-top: 1px solid var(--border);
    position: relative;
    z-index: 2;
}

footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

footer p { font-size: 13px; color: var(--text-dim); }

footer a {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.2s;
}

footer a:hover { color: var(--text-secondary); }

.footer-links {
    display: flex;
    gap: 24px;
}

/* =======================================================================
   Responsive
   ======================================================================= */

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-dark);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        padding: 16px 24px;
        gap: 12px;
    }

    .nav-links.open { display: flex; }

    .mobile-menu-btn { display: block; }

    .stats-grid { grid-template-columns: 1fr 1fr; }

    .alert-row {
        grid-template-columns: auto 1fr auto;
        gap: 10px;
    }

    .alert-row .alert-date { display: none; }

    .add-form { flex-direction: column; }
    .add-form .form-group.type-select { width: 100%; }

    footer .container {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
}