/* ============================================
   BEREA - Scripture Study Platform
   Sacred Scroll Design System
   ============================================ */

/* CSS Custom Properties - Theme System */
:root {
    /* Typography Scale - Source Serif 4 (Pro) is the premium default like book-ios */
    --font-scripture: 'Source Serif 4', Georgia, serif;
    --font-ui: 'DM Sans', system-ui, -apple-system, sans-serif;
    --font-size-scripture: 30px;
    --line-height-scripture: 1.75;
    --content-width: 80%;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* Dark Theme (Default) */
[data-theme="dark"] {
    --bg-primary: #0a0f1a;
    --bg-secondary: #111827;
    --bg-tertiary: #1f2937;
    --bg-elevated: #1a2332;
    --bg-hover: #243044;

    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-tertiary: #6b7280;
    --text-muted: #4b5563;

    --accent-primary: #c9a227;
    --accent-secondary: #d4af37;
    --accent-muted: rgba(201, 162, 39, 0.2);

    --border-color: #2d3748;
    --border-subtle: #1f2937;

    --scripture-bg: #0d1117;
    --verse-number: #c9a227;
    --verse-hover: rgba(201, 162, 39, 0.1);

    --overlay-bg: rgba(10, 15, 26, 0.9);
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --bg-elevated: #ffffff;
    --bg-hover: #e5e7eb;

    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-tertiary: #6b7280;
    --text-muted: #9ca3af;

    --accent-primary: #92400e;
    --accent-secondary: #b45309;
    --accent-muted: rgba(146, 64, 14, 0.1);

    --border-color: #e5e7eb;
    --border-subtle: #f3f4f6;

    --scripture-bg: #fefefe;
    --verse-number: #92400e;
    --verse-hover: rgba(146, 64, 14, 0.05);

    --overlay-bg: rgba(255, 255, 255, 0.95);
}

/* Sepia Theme */
[data-theme="sepia"] {
    --bg-primary: #f5f0e8;
    --bg-secondary: #efe8dc;
    --bg-tertiary: #e8dfd0;
    --bg-elevated: #f8f4ed;
    --bg-hover: #e0d5c4;

    --text-primary: #3d2e1f;
    --text-secondary: #5c4a38;
    --text-tertiary: #7a6652;
    --text-muted: #9a8a78;

    --accent-primary: #8b4513;
    --accent-secondary: #a0522d;
    --accent-muted: rgba(139, 69, 19, 0.15);

    --border-color: #d4c8b8;
    --border-subtle: #e2d8ca;

    --scripture-bg: #faf6f0;
    --verse-number: #8b4513;
    --verse-hover: rgba(139, 69, 19, 0.08);

    --overlay-bg: rgba(245, 240, 232, 0.95);
}

/* Sepia theme subtle texture */
[data-theme="sepia"] body {
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    background-blend-mode: multiply;
    background-size: 150px;
}

/* ============================================
   Base Styles
   ============================================ */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-ui);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

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

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.nav-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    transition: color var(--transition-fast);
}

.nav-brand:hover {
    color: var(--accent-primary);
}

.brand-icon {
    font-family: var(--font-scripture);
    color: var(--accent-primary);
    font-weight: 700;
}

.nav-links {
    display: flex;
    gap: var(--space-xs);
}

.nav-link {
    padding: var(--space-sm) var(--space-md);
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9375rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}

.nav-link.active {
    color: var(--accent-primary);
    background: var(--accent-muted);
}

.nav-actions {
    display: flex;
    gap: var(--space-sm);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    font-family: var(--font-ui);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent-primary);
    color: #ffffff;
}

.btn-primary:hover {
    background: var(--accent-secondary);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    padding: var(--space-sm) var(--space-md);
}

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

.btn-ghost:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

/* Account Widget */
.account-signin {
    display: flex;
    align-items: center;
    padding: 4px 12px;
    font-family: var(--font-ui);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--accent-primary);
    text-decoration: none;
    border: 1px solid var(--accent-primary);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
    white-space: nowrap;
    height: 30px;
}

.account-signin:hover {
    background: var(--accent-primary);
    color: #fff;
}

.account-widget {
    position: relative;
}

.account-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
}

.account-avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--accent-primary);
    color: #fff;
    font-family: var(--font-ui);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    transition: opacity var(--transition-fast);
}

.account-btn:hover .account-avatar {
    opacity: 0.85;
}

.account-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    min-width: 180px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    z-index: 100;
    overflow: hidden;
}

.account-dropdown.open {
    display: block;
}

.account-info {
    padding: 10px 14px;
    font-family: var(--font-ui);
    font-size: 0.8125rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-subtle);
    word-break: break-all;
}

.account-logout {
    display: block;
    width: 100%;
    padding: 10px 14px;
    background: transparent;
    border: none;
    font-family: var(--font-ui);
    font-size: 0.8125rem;
    color: var(--text-secondary);
    text-align: left;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.account-logout:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.link-btn,
.search-link-btn,
.dict-link-btn,
.strongs-link-btn {
    background: none;
    border: none;
    color: var(--accent-primary);
    font-family: inherit;
    font-size: inherit;
    cursor: pointer;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.link-btn:hover,
.search-link-btn:hover,
.dict-link-btn:hover,
.strongs-link-btn:hover {
    color: var(--accent-secondary);
}

/* ============================================
   Settings Panel
   ============================================ */

.settings-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 360px;
    max-width: 100%;
    height: 100vh;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    z-index: 200;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.settings-panel.open {
    transform: translateX(0);
}

.settings-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-color);
}

.settings-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-right: var(--space-sm);
}

.settings-context {
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--bg-tertiary);
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-sm);
    margin-right: auto;
}

.settings-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

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

.setting-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.setting-group label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent-primary);
}

.setting-hint {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-top: calc(-1 * var(--space-xs));
}

.theme-switcher {
    display: flex;
    gap: var(--space-xs);
    background: var(--bg-tertiary);
    padding: var(--space-xs);
    border-radius: var(--radius-md);
}

.theme-btn {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-family: var(--font-ui);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.theme-btn:hover {
    color: var(--text-primary);
}

.theme-btn.active {
    background: var(--bg-elevated);
    color: var(--accent-primary);
    box-shadow: var(--shadow-sm);
}

.setting-select {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-size: 0.9375rem;
    cursor: pointer;
    transition: border-color var(--transition-fast);
}

.setting-select:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.setting-range {
    width: 100%;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    appearance: none;
    cursor: pointer;
}

.setting-range::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--accent-primary);
    border-radius: 50%;
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.setting-range::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

/* Reset Button */
.setting-actions {
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-subtle);
}

.btn-reset {
    width: 100%;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    color: var(--text-tertiary);
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.btn-reset:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    border-style: solid;
    background: var(--accent-muted);
}

.btn-reset svg {
    opacity: 0.7;
    transition: transform 0.3s ease;
}

.btn-reset:hover svg {
    opacity: 1;
    transform: rotate(-45deg);
}

/* ============================================
   Main Content
   ============================================ */

.main {
    min-height: 100vh;
}

.page {
    display: none;
}

.page.active {
    display: block;
}

/* ============================================
   Hero Section (Home)
   ============================================ */

.hero {
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at top, var(--bg-secondary) 0%, var(--bg-primary) 70%);
}

.hero-content {
    max-width: 800px;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: var(--accent-muted);
    color: var(--accent-primary);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-lg);
    letter-spacing: 0.5px;
}

.hero-title {
    font-family: var(--font-scripture);
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
}

.hero-icon {
    color: var(--accent-primary);
    font-size: 0.85em;
}

.hero-verse {
    font-family: var(--font-scripture);
    font-size: 1.375rem;
    font-style: italic;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-verse em {
    color: var(--accent-primary);
    font-style: italic;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-tertiary);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-actions .btn-primary {
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
}

/* ============================================
   Features Section
   ============================================ */

.features {
    padding: var(--space-3xl) var(--space-xl);
    background: var(--bg-secondary);
}

.features-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-xl);
}

.feature-card {
    background: var(--bg-elevated);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
    transition: all var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-muted);
    box-shadow: var(--shadow-lg);
}

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

.feature-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.feature-card p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   Stats Section
   ============================================ */

.stats-section {
    padding: var(--space-3xl) var(--space-xl);
    background: var(--bg-primary);
}

.stats-grid {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-xl);
    text-align: center;
}

.stat {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.stat-value {
    font-family: var(--font-scripture);
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--accent-primary);
}

.stat-label {
    font-size: 0.9375rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ============================================
   Read Page
   ============================================ */

.read-header {
    z-index: 50;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.read-controls {
    max-width: 1000px;
    margin: 0 auto var(--space-md);
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.control-select {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-size: 0.9375rem;
    min-width: 180px;
    cursor: pointer;
}

.control-select:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.reference-input-group,
.search-input-group,
.dict-input-group {
    display: flex;
    gap: var(--space-sm);
    flex: 1;
    min-width: 250px;
}

.control-input {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-size: 0.9375rem;
}

.control-input:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.control-input::placeholder {
    color: var(--text-muted);
}

.read-nav {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
}

.current-ref {
    font-family: var(--font-scripture);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* ============================================
   Scripture Content
   ============================================ */

.scripture-container {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-xl);
    min-height: calc(100vh - 200px);
}

.scripture-content {
    font-family: var(--font-scripture);
    font-size: var(--font-size-scripture);
    line-height: var(--line-height-scripture);
    color: var(--text-primary);
}

/* Read Page Browse Mode */
.read-browse {
    padding: var(--space-xl) 0;
}

.read-browse-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.browse-heading {
    font-family: var(--font-scripture);
    font-size: 2.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    letter-spacing: 0.03em;
}

.browse-subheading {
    color: var(--text-tertiary);
    font-size: 1.1rem;
}

.scripture-placeholder,
.search-placeholder,
.dict-placeholder {
    text-align: center;
    padding: var(--space-xl);
    color: var(--text-tertiary);
}

.placeholder-icon {
    font-size: 4rem;
    margin-bottom: var(--space-lg);
    opacity: 0.5;
}

.placeholder-examples {
    margin-top: var(--space-md);
    font-size: 0.9375rem;
}

.scripture-title {
    font-size: 1.75em;
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--space-xl);
    color: var(--accent-primary);
}

/* Chapter headers for cross-chapter ranges */
.chapter-header {
    font-family: var(--font-scripture);
    font-size: 1.25em;
    font-weight: 600;
    color: var(--accent-primary);
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border-subtle);
    text-align: center;
}

.chapter-header.hidden {
    display: none;
}

.verse {
    display: inline;
    padding: 2px 4px;
    margin: 0 -4px;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
    cursor: pointer;
}

.verse:hover {
    background: var(--verse-hover);
}

.verse-number {
    font-family: var(--font-ui);
    font-size: 0.65em;
    font-weight: 700;
    color: var(--verse-number);
    vertical-align: super;
    margin-right: 0.25em;
    opacity: 0.9;
}

.verse-number.hidden {
    display: none;
}

/* Cross References Panel */
.cross-refs-panel {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    max-height: 40vh;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    transform: translateY(100%);
    transition: transform var(--transition-normal);
    z-index: 80;
    display: flex;
    flex-direction: column;
}

.cross-refs-panel.open {
    transform: translateY(0);
}

.cross-refs-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-xl);
    border-bottom: 1px solid var(--border-subtle);
}

.cross-refs-header h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
}

.cross-refs-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-lg) var(--space-xl);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm) var(--space-lg);
    align-content: flex-start;
}

.cross-ref-item {
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    border: none;
}

.cross-ref-item:last-child {
    border-bottom: none;
}

.cross-ref-link {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
}

.cross-ref-link:hover {
    text-decoration: underline;
}

.cross-ref-text {
    font-family: var(--font-scripture);
    font-size: 0.9375rem;
    color: var(--text-secondary);
    margin-top: var(--space-xs);
    font-style: italic;
}

/* Search, Dictionary, and Browse styles moved to separate files:
   - search.css
   - dictionary.css
   - browse.css
*/

/* ============================================
   About Page
   ============================================ */

.about-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-xl);
}

.about-hero {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.about-hero h1 {
    font-family: var(--font-scripture);
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
}

.about-lead {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.about-section {
    margin-bottom: var(--space-2xl);
}

.about-section h2 {
    font-size: 1.375rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.about-section h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-top: var(--space-lg);
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.about-section p {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.feature-list,
.company-services {
    list-style: none;
    padding: 0;
}
.feature-list li,
.company-services li {
    position: relative;
    padding-left: var(--space-xl);
    margin-bottom: var(--space-sm);
    font-size: 1.0625rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.feature-list li::before,
.company-services li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.6em;
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
}

.about-divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--space-3xl) 0;
}

.about-company {
    background: var(--bg-secondary);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
}

.company-location {
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-subtle);
    font-size: 0.9375rem;
    line-height: 1.8;
}

.company-location a {
    color: var(--accent-primary);
    text-decoration: none;
}

.company-location a:hover {
    text-decoration: underline;
}

.about-tech {
    background: var(--bg-tertiary);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
}

.about-footer {
    text-align: center;
    margin-top: var(--space-3xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border-subtle);
}

.about-version {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ============================================
   Loading & Notifications
   ============================================ */

.loading-overlay {
    position: fixed;
    inset: 0;
    background: var(--overlay-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 300;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.loading-overlay.visible {
    opacity: 1;
    pointer-events: auto;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.toast-container {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    z-index: 400;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.toast {
    background: var(--bg-elevated);
    color: var(--text-primary);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    max-width: 400px;
}

.toast.error {
    border-color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

.toast.success {
    border-color: #22c55e;
    background: rgba(34, 197, 94, 0.1);
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
    .nav,
    .settings-panel,
    .read-header,
    .search-header,
    .dict-header,
    .loading-overlay,
    .toast-container,
    .hero-actions,
    .cross-refs-panel {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }

    .main {
        padding-top: 0;
    }

    .scripture-content {
        font-size: 12pt;
        line-height: 1.6;
    }
}