/* ============================================================================
   Śiva Sūtra Portal - Specific Styles
   Extends tantra-base.css with text-specific customizations
   ============================================================================ */

/* Additional CSS Variables for Śiva Sūtra */
:root {
    --sutra-primary: #8B4513;
    --sutra-accent: #D2691E;
    --vartika-bg: #FFF5EE;
}

[data-theme="dark"] {
    --sutra-primary: #D2691E;
    --sutra-accent: #FF8C42;
    --vartika-bg: #2A2520;
}

/* ============================================================================
   Page Header Enhancements
   ============================================================================ */

.page-header {
    background: linear-gradient(135deg, #8B0000 0%, #DC143C 50%, #8B4513 100%);
}

.header-ornament {
    position: absolute;
    font-size: 8rem;
    opacity: 0.1;
    color: white;
    z-index: 0;
    animation: float 6s ease-in-out infinite;
}

.ornament-1 {
    top: -2rem;
    left: 5%;
    animation-delay: 0s;
}

.ornament-2 {
    top: 50%;
    right: 10%;
    transform: translateY(-50%) rotate(15deg);
    animation-delay: 2s;
}

.ornament-3 {
    bottom: -2rem;
    left: 15%;
    animation-delay: 4s;
}

/* ============================================================================
   Kāṇḍa/Section Navigation
   ============================================================================ */

.kanda-nav {
    background: var(--color-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-3xl) var(--space-2xl);
    margin-bottom: var(--space-3xl);
    box-shadow: var(--shadow-lg);
}

.kanda-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.kanda-card {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-xl);
    background: var(--color-background);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: var(--color-text);
    transition: all 0.3s ease;
}

.kanda-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
    background: var(--color-secondary);
}

.kanda-number {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: white;
    font-size: 1.75rem;
    font-weight: 700;
    border-radius: 50%;
    box-shadow: var(--shadow-md);
}

.kanda-name {
    font-family: var(--font-sanskrit);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-primary);
    display: block;
    margin-bottom: var(--space-xs);
}

.kanda-note {
    margin-top: var(--space-2xl);
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.95rem;
    font-style: italic;
}

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

.feature-section {
    margin-bottom: var(--space-3xl);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.feature-card {
    background: var(--color-secondary);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: white;
    font-size: 2rem;
    border-radius: 50%;
    box-shadow: var(--shadow-md);
}

.feature-card h3 {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}

.feature-card p {
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.feature-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.feature-link:hover {
    color: var(--color-accent);
    gap: var(--space-md);
}

/* ============================================================================
   Reader Controls
   ============================================================================ */

.reader-controls {
    background: var(--color-secondary);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    margin-bottom: var(--space-2xl);
    box-shadow: var(--shadow-md);
}

.controls-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.control-label {
    font-weight: 600;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.control-select,
.control-input {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-background);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.control-select:focus,
.control-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(139, 0, 0, 0.1);
}

.control-button {
    padding: var(--space-md) var(--space-xl);
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
}

.control-button:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ============================================================================
   Verse/Sūtra Display
   ============================================================================ */

.verse-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl);
}

.verse {
    background: var(--color-secondary);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.verse:hover {
    box-shadow: var(--shadow-lg);
}

.verse-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 2px solid var(--color-border);
}

.verse-header .meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-muted);
    font-weight: 600;
    font-size: 0.95rem;
}

.verse-header .meta a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.verse-header .meta a:hover {
    color: var(--color-accent);
}

.verse-section {
    margin-bottom: var(--space-xl);
}

.verse-section:last-child {
    margin-bottom: 0;
}

.verse-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 600;
    color: var(--color-primary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
}

.sanskrit {
    font-family: var(--font-sanskrit);
    font-size: 1.3rem;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: var(--space-lg);
}

.anvaya {
    font-family: var(--font-body);
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--color-text-muted);
    font-style: italic;
    padding: var(--space-lg);
    background: var(--color-background);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--radius-md);
}

.translation {
    padding: var(--space-lg);
    background: var(--color-background);
    border-radius: var(--radius-md);
    line-height: 1.7;
    color: var(--color-text);
}

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

.verse-navigation {
    display: flex;
    justify-content: space-between;
    gap: var(--space-lg);
    margin-top: var(--space-3xl);
    flex-wrap: wrap;
}

.verse-nav-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    background: var(--color-secondary);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.verse-nav-btn:hover:not([style*="opacity"]) {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ============================================================================
   Search Results
   ============================================================================ */

.search-results-header {
    margin-bottom: var(--space-2xl);
    padding: var(--space-xl);
    background: var(--color-secondary);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
}

.search-results-header h2 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    color: var(--color-text);
    font-size: 1.75rem;
}

.search-query {
    color: var(--color-primary);
    font-style: italic;
}

.no-results {
    text-align: center;
    padding: var(--space-3xl);
    background: var(--color-secondary);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.no-results i {
    font-size: 3rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
    opacity: 0.5;
}

.no-results p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
}

/* ============================================================================
   Introduction Specific Styles
   ============================================================================ */

.intro-body article {
    scroll-margin-top: 100px;
}

.intro-body h2 {
    scroll-margin-top: 100px;
}

/* ============================================================================
   Glossary Specific Styles
   ============================================================================ */

.alphabet-nav {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    padding: var(--space-xl);
    background: var(--color-secondary);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    justify-content: center;
}

.alphabet-letter {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 45px;
    height: 45px;
    padding: var(--space-sm);
    background: var(--color-background);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--color-text);
    font-weight: 600;
    font-family: var(--font-sanskrit);
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.alphabet-letter:hover,
.alphabet-letter.active {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.word-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

.word-item {
    padding: var(--space-lg);
    background: var(--color-secondary);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.word-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

.word-item a {
    font-family: var(--font-sanskrit);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
}

.word-item a:hover {
    color: var(--color-accent);
}

.word-count {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-left: var(--space-sm);
}

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

@media (max-width: 768px) {
    .kanda-grid {
        grid-template-columns: 1fr;
    }

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

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

    .verse-navigation {
        flex-direction: column;
    }

    .verse-nav-btn {
        width: 100%;
        justify-content: center;
    }

    .alphabet-nav {
        padding: var(--space-md);
    }

    .alphabet-letter {
        min-width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .word-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .kanda-number {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }

    .kanda-name {
        font-size: 1rem;
    }

    .feature-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}