/* --- Global Styles --- */
*, *::before, *::after {
    box-sizing: border-box;
}

:root {
    --bg-color: #ffffff;
    --text-color: #1a1a1a;
    --border-color: #eeeeee;
    --accent-color: #d4af37;
    --header-footer-bg: #ffffff;
    --card-bg: #ffffff;
    --meaning-text-color: #333;
    --secondary-text-color: #666;
    --card-shadow: rgba(0,0,0,0.02);
}

[data-theme="dark"] {
    --bg-color: #000000;
    --text-color: #f5f5f5;
    --border-color: #2c2c2c;
    --header-footer-bg: #1a1a1a;
    --card-bg: #000000;
    --meaning-text-color: #ccc;
    --secondary-text-color: #999;
    --card-shadow: rgba(0,0,0,0.4);
}

html {
    height: 100%;
    overflow-x: hidden;
}

body {
    background-color: var(--bg-color) !important;
    color: var(--text-color);
    margin: 0;
    padding: 0;
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    display: flex;
    flex-direction: column;
    height: 100vh; /* Fallback */
    height: 100dvh;
    overflow: hidden;
    overflow-x: hidden;
}

.app-header {
    background-color: var(--header-footer-bg);
    color: var(--text-color);
    padding: 15px 0;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1100;
}

.app-header h3 {
    margin: 0;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: 0.5px;
}

/* --- Layout Containers --- */
.home-content-wrapper {
    flex: 1;
    padding: 0;
    background-color: var(--bg-color);
    overflow-y: auto;
}

.flashcard-page-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    max-width: 1000px; /* Increased for better laptop screen utilization */
    width: 95%;
    margin: 0 auto;
    overflow-y: auto;
    padding: 10px 0 40px 0;
    justify-content: flex-start;
    flex: 1;
}

/* --- Homepage Wix Style --- */
.hero-section {
    text-align: center;
    padding: clamp(60px, 15vh, 120px) 20px;
    background: #1a1a1a;
    color: #ffffff;
    margin-bottom: 60px;
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2.8rem, 8vw, 4.5rem);
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-subtitle {
    font-size: 1.2rem;
    font-weight: 400;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: #d4af37;
}

.stotram-selection-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: 2.2rem;
    text-align: center;
    margin-bottom: 40px;
}

.stotram-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.stotram-card {
    background: var(--card-bg);
    padding: 40px;
    border: 1px solid var(--border-color);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.stotram-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.stotram-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.stotram-card h2 {
    font-family: 'Playfair Display', serif;
    font-size: 1.6rem;
    margin: 10px 0;
}

.stotram-card p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--secondary-text-color);
    margin-bottom: 30px;
}

.card-actions {
    display: flex;
    gap: 10px;
    width: 100%;
}

.lang-btn {
    flex: 1;
    padding: 12px 0;
    border: 1px solid var(--text-color);
    text-decoration: none;
    color: var(--text-color);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.lang-btn:hover {
    background: var(--text-color);
    color: var(--bg-color);
}

/* --- Flashcard App View --- */
.controls-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    width: 100%;
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 30px;
}

.settings-controls {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.home-link {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    text-decoration: none;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.home-link:hover { 
    color: var(--accent-color);
    transform: translateX(-3px);
}

.nav-arrow { font-size: 1rem; }

.language-toggle {
    display: flex;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
}

.language-toggle input[type="radio"] {
    display: none;
}

.language-toggle label {
    padding: 8px 18px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.language-toggle input[type="radio"]:checked + label {
    background: var(--text-color);
    color: var(--bg-color);
}

/* --- Progress Bar --- */
.progress-container {
    width: 100%;
    height: 4px;
    background-color: var(--border-color);
    border-radius: 2px;
    margin-top: 40px;
    overflow: hidden;
    flex-shrink: 0;
}

.progress-indicator {
    height: 100%;
    background-color: var(--accent-color);
    width: 0%;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.3);
}

.flashcard {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: clamp(30px, 7vh, 80px) clamp(20px, 5vw, 60px);
    width: 100%;
    flex: 0 0 auto;
    min-height: fit-content;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    box-sizing: border-box;
    box-shadow: 0 10px 30px var(--card-shadow);
    touch-action: pan-y; /* Prevent browser horizontal swipe navigation */
    user-select: none;   /* Prevent accidental text selection during swipe */
    overflow: visible;
}

.card-header {
    display: flex;
    justify-content: space-between;
    width: 100%;
    align-items: center;
    margin-bottom: 30px;
}

.verse-id {
    font-size: 0.75rem;
    letter-spacing: 2px;
    color: var(--accent-color);
    font-weight: 700;
    text-transform: uppercase;
    margin: 0;
}

.listen-btn {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--accent-color);
    transition: transform 0.2s ease;
    padding: 0;
    line-height: 1;
}

.listen-btn:hover {
    transform: scale(1.15);
}

.script-text {
    font-family: 'Playfair Display', serif;
    font-size: clamp(1.4rem, 6vw, 2.5rem);
    line-height: 1.4;
    margin-bottom: 25px;
    text-align: center;
    overflow-wrap: break-word;
}

.english-text {
    font-size: clamp(1rem, 3vw, 1.2rem);
    font-style: italic;
    color: var(--secondary-text-color);
    margin-bottom: 40px;
    text-align: center;
    overflow-wrap: break-word;
}

.meaning-text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--meaning-text-color);
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
    text-align: center;
    max-width: 600px;
    overflow-wrap: break-word;
}

.mantra-text {
    margin-top: 30px;
    font-size: 0.95rem;
    color: var(--accent-color);
    text-align: center;
    font-weight: 600;
    letter-spacing: 0.5px;
}

#verse-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: opacity 0.15s ease-in-out;
    margin: auto 0;
}

.verse-fade-out {
    opacity: 0;
}

@media (max-width: 600px) {
    .hero-section { padding: 60px 15px; }
    .stotram-selection-section { padding: 0 15px; }
    .stotram-card { padding: 30px 15px; }
    .flashcard { padding: 40px 20px; }

    .controls-row {
        justify-content: space-between;
        padding: 10px 0;
        margin-bottom: 15px;
    }
    .home-link {
        width: auto;
        justify-content: flex-start;
        order: 1;
    }
    .theme-wrapper {
        order: 2;
    }
    .settings-controls {
        width: 100%;
        justify-content: space-between;
        order: 3;
    }
}