/**
 * djust Shared Components
 *
 * Reusable UI component styles used across all pages.
 * All components use CSS variables from theme.css.
 */

/* ============================================
   NAVBAR
   ============================================ */

.navbar-custom {
    background: var(--color-bg-overlay) !important;
    border-bottom: 1px solid var(--color-border) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.navbar-brand {
    color: var(--color-text) !important;
    font-weight: 600;
}

.navbar-brand img {
    max-height: 28px;
    opacity: 0.9;
}

/* Brighten logo in dark mode so it doesn't blend into dark background */
[data-theme="dark"] .navbar-brand img {
    filter: brightness(1.5) saturate(1.2);
}

.nav-link {
    color: var(--color-text-muted) !important;
    transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-accent) !important;
}

/* ============================================
   THEME TOGGLE
   ============================================ */

.theme-toggle {
    position: fixed;
    top: 12px;
    right: 20px;
    z-index: 1100;
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    padding: 0.5rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover {
    background: var(--color-bg-elevated);
    border-color: var(--color-border-hover);
    color: var(--color-text);
}

.theme-toggle svg {
    width: 18px;
    height: 18px;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn-primary-modern,
.btn-secondary-modern {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
    text-decoration: none;
    font-family: 'Inter', sans-serif;
}

.btn-primary-modern {
    background: var(--color-accent);
    color: white;
}

.btn-primary-modern:hover {
    background: var(--color-accent-hover);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary-modern {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

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

.btn-demo {
    display: inline-block;
    padding: 0.625rem 1.25rem;
    background: var(--color-accent);
    color: white;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn-demo:hover {
    background: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    color: white;
}

/* ============================================
   SECTIONS
   ============================================ */

.hero-section {
    background: var(--color-bg);
    color: var(--color-text);
    padding: 6rem 0;
    transition: background-color var(--transition-base), color var(--transition-base);
}

.section-modern {
    background: var(--color-bg);
    padding: 4rem 0;
    transition: background-color var(--transition-base);
}

.section-modern.bg-gray-50,
.section-modern.bg-gradient-to-br {
    background: var(--color-bg-elevated);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.hero-gradient-text {
    background: linear-gradient(135deg, var(--color-accent) 0%, #2563eb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.6;
}

.section-title-modern {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.section-subtitle-modern {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   CARDS
   ============================================ */

.demo-card,
.demo-card-modern,
.feature-card-modern,
.usecase-card-modern {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-fast);
}

.demo-card {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.demo-card:hover,
.demo-card-modern:hover,
.feature-card-modern:hover,
.usecase-card-modern:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.demo-card-live {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-fast);
}

.demo-card-live:hover {
    border-color: var(--color-border-hover);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    transform: translateY(-4px);
}

.demo-card-live iframe {
    background: var(--color-bg);
}

.demo-card h3 {
    color: var(--color-text);
    margin-bottom: 1rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.demo-card p {
    color: var(--color-text-muted);
    margin-bottom: 1rem;
    flex-grow: 1;
}

.demo-card ul {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
}

.demo-card ul li {
    color: var(--color-text);
    padding: 0.25rem 0;
    font-size: 0.875rem;
}

.demo-card-header {
    margin-bottom: var(--spacing-md);
}

.demo-card-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0;
}

.demo-card-body-modern {
    margin-top: var(--spacing-md);
}

/* Feature Cards */
.feature-card {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    height: 100%;
}

.feature-card h3 {
    color: var(--color-text);
    margin-bottom: 1.25rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.feature-card ul {
    list-style: none;
    padding: 0;
}

.feature-card ul li {
    color: var(--color-text);
    margin-bottom: 1rem;
    font-size: 0.9375rem;
}

.feature-card ul li strong {
    color: var(--color-accent);
}

.feature-icon-modern {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.feature-title-modern {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.feature-description-modern {
    font-size: 1rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* ============================================
   BADGES
   ============================================ */

.demo-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.badge-primary { background: var(--color-accent); color: white; }
.badge-success { background: var(--color-success); color: white; }
.badge-info { background: #06b6d4; color: white; }
.badge-warning { background: var(--color-warning); color: white; }
.badge-danger { background: var(--color-error); color: white; }
.badge-secondary { background: #6b7280; color: white; }

.code-badge-modern {
    font-size: 0.75rem;
    padding: 2px 8px;
    background: var(--color-accent-muted);
    color: var(--color-accent);
    border-radius: var(--radius-sm);
}

.recommended-badge-modern {
    position: absolute;
    top: -12px;
    right: var(--spacing-xl);
    background: var(--color-accent);
    color: white;
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

.hosting-badge-modern {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 6px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   CODE BLOCKS
   ============================================ */

.code-block-modern {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.code-header-modern {
    background: rgba(255, 255, 255, 0.02);
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-muted);
}

pre {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1rem;
    overflow-x: auto;
    margin: 0;
}

/* ============================================
   METRICS
   ============================================ */

.metric-card-modern {
    text-align: center;
    padding: var(--spacing-xl);
}

.metric-value-modern {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.metric-label-modern {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

/* ============================================
   QUICK START CARD
   ============================================ */

.quick-start-card {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.quick-start-header {
    background: var(--color-accent);
    color: white;
    padding: 1rem 1.5rem;
}

.quick-start-header h4 {
    margin: 0;
    font-weight: 600;
}

.quick-start-body {
    padding: 1.5rem;
}

.quick-start-body h5 {
    color: var(--color-text);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.quick-start-body h5:first-child {
    margin-top: 0;
}

/* ============================================
   PATH CARDS
   ============================================ */

.path-card-modern {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    position: relative;
}

.path-card-recommended {
    border-color: var(--color-accent);
}

.path-title-modern {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.path-steps-modern {
    list-style: none;
    padding: 0;
    margin: var(--spacing-lg) 0;
}

.path-steps-modern li {
    padding: var(--spacing-sm) 0;
    color: var(--color-text-muted);
}

.path-steps-modern li::before {
    content: "→";
    margin-right: var(--spacing-sm);
    color: var(--color-accent);
}

/* ============================================
   ARCHITECTURE LAYERS
   ============================================ */

.arch-layer-modern {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
}

.arch-layer-modern h4 {
    color: var(--color-text);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.arch-layer-modern p {
    color: var(--color-text-muted);
    margin: 0;
}

/* ============================================
   COMPARISON TABLE
   ============================================ */

.comparison-table-modern {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border-collapse: separate;
    border-spacing: 0;
}

.comparison-table-modern thead {
    background: rgba(255, 255, 255, 0.02);
}

.comparison-table-modern th {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text);
    font-weight: 600;
    text-align: left;
}

.comparison-table-modern td {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-muted);
}

.comparison-table-modern tbody tr:last-child td {
    border-bottom: none;
}

.comparison-table-modern .highlight-col {
    background: var(--color-accent-muted);
}

/* ============================================
   HOSTING SECTION
   ============================================ */

.hosting-section-modern {
    background: var(--color-accent);
    color: white;
    padding: 4rem 0;
}

.hosting-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin: var(--spacing-2xl) 0;
}

.hosting-feature-modern h4 {
    color: white;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.hosting-feature-modern p {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

/* ============================================
   GRIDS
   ============================================ */

.usecase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .section-title-modern {
        font-size: 2rem;
    }
}