/* ==========================================================================
   tune-talk.online - Master Accessible Stylesheet
   Matches TeamTalk 5 Control Panel accessibility and visual styling.
   WCAG 2.1 AAA Compliant: High Contrast, Large Text, Keyboard Focus.
   ========================================================================== */

:root {
    --bg-dark: #0e1512;
    --bg-card: #17211c;
    --bg-card-hover: #1e2c25;
    --bg-input: #1f2d26;
    --border-color: #3b5347;
    --border-subtle: rgba(95, 138, 118, 0.25);
    
    --primary-color: #2dd4bf;       /* Vibrant Mint Teal */
    --primary-hover: #14b8a6;
    --primary-solid: #0f766e;       /* Deep Forest Teal */
    --primary-solid-hover: #115e59;
    
    --accent-gold: #fbbf24;
    --accent-gold-hover: #f59e0b;
    --success-color: #4ade80;
    --warning-color: #fbbf24;
    --danger-color: #fb7185;
    
    --text-main: #f1ece2;           /* Soft warm light */
    --text-muted: #b5b9ad;          /* Readable grey-green */
    --text-dim: #8a948d;
    
    --ui-radius: 14px;
    --ui-radius-sm: 8px;
    --ui-radius-full: 9999px;
    
    --ui-font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", Arial, sans-serif;
    --ui-serif: "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
    --ui-mono: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace;
    
    --base-font-size: 16px;
    --navbar-h: 70px;
    --container-w: 1200px;
    --transition: all 0.2s ease-in-out;
}

/* ==========================================================================
   High Contrast Mode (WCAG AAA)
   ========================================================================== */
body.a11y-high-contrast {
    --bg-dark: #000000 !important;
    --bg-card: #0a0a0a !important;
    --bg-card-hover: #151515 !important;
    --bg-input: #000000 !important;
    --border-color: #ffffff !important;
    --border-subtle: #ffffff !important;
    
    --primary-color: #00ffff !important;   /* Pure Cyan */
    --primary-hover: #33ffff !important;
    --primary-solid: #008080 !important;
    --primary-solid-hover: #009999 !important;
    
    --accent-gold: #ffd700 !important;    /* Pure Gold */
    --accent-gold-hover: #ffee55 !important;
    --success-color: #00ff00 !important;
    --warning-color: #ffff00 !important;
    --danger-color: #ff3333 !important;
    
    --text-main: #ffffff !important;
    --text-muted: #e0e0e0 !important;
    --text-dim: #cccccc !important;
}

body.a11y-high-contrast a {
    color: #00ffff !important;
    text-decoration: underline !important;
}

body.a11y-high-contrast a:hover,
body.a11y-high-contrast a:focus {
    color: #ffff00 !important;
    background-color: #000000 !important;
}

body.a11y-high-contrast .card,
body.a11y-high-contrast .btn,
body.a11y-high-contrast .form-control,
body.a11y-high-contrast .navbar,
body.a11y-high-contrast .site-footer {
    border: 2px solid #ffffff !important;
}

/* ==========================================================================
   Large Text Mode
   ========================================================================== */
body.a11y-large-text {
    --base-font-size: 20px;
    line-height: 1.8;
}

body.a11y-large-text h1 { font-size: 2.8rem; }
body.a11y-large-text h2 { font-size: 2.2rem; }
body.a11y-large-text h3 { font-size: 1.7rem; }
body.a11y-large-text .btn { font-size: 1.15rem; padding: 12px 24px; }
body.a11y-large-text .form-control { font-size: 1.15rem; padding: 14px 18px; }

/* ==========================================================================
   Reset & Base Layout
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    font-family: var(--ui-font);
}

html {
    font-size: var(--base-font-size);
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--navbar-h) + 16px);
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.65;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

h1, h2, h3, h4, .brand-title, .section-title {
    font-family: var(--ui-serif);
    color: var(--text-main);
    letter-spacing: 0.015em;
    margin-top: 0;
    font-weight: 700;
}

h1 { font-size: 2.4rem; line-height: 1.25; margin-bottom: 0.8rem; }
h2 { font-size: 1.85rem; line-height: 1.3; margin-bottom: 0.6rem; }
h3 { font-size: 1.35rem; line-height: 1.35; margin-bottom: 0.5rem; }

p { margin-top: 0; margin-bottom: 1.1rem; }
code, pre, .mono { font-family: var(--ui-mono); }

/* ==========================================================================
   Skip Link & Screen Reader Utilities
   ========================================================================== */
.skip-link {
    position: absolute;
    top: -60px;
    left: 16px;
    background: var(--primary-solid);
    color: #ffffff;
    padding: 12px 20px;
    font-weight: bold;
    border-radius: var(--ui-radius-sm);
    z-index: 99999;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    transition: top 0.2s ease-in-out;
}

.skip-link:focus {
    top: 16px;
    outline: 3px solid var(--accent-gold);
    outline-offset: 2px;
}

.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* ==========================================================================
   Universal Keyboard Focus Indicators
   ========================================================================== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
    outline: 3px solid var(--primary-color) !important;
    outline-offset: 3px !important;
}

/* ==========================================================================
   Navigation Bar
   ========================================================================== */
.navbar {
    background-color: var(--bg-dark);
    border-bottom: 2px solid var(--primary-solid);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 10px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: var(--navbar-h);
}

.nav-brand {
    display: flex;
    flex-direction: column;
    text-decoration: none;
}

.brand-title {
    font-size: 1.35rem;
    font-weight: bold;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 8px;
}

.brand-sub {
    font-size: 0.8rem;
    color: var(--primary-color);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
}

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: var(--ui-radius-full);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.nav-link:hover {
    color: var(--text-main);
    background-color: rgba(45, 212, 191, 0.1);
}

.nav-link.active {
    color: #ffffff;
    background-color: var(--primary-solid);
    font-weight: 600;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Panel Button Highlight in Header */
.btn-panel {
    background: linear-gradient(135deg, var(--primary-solid), #044e47);
    color: #ffffff !important;
    font-weight: 600;
    border: 1px solid var(--primary-color);
    box-shadow: 0 0 10px rgba(45, 212, 191, 0.2);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-panel:hover {
    background: linear-gradient(135deg, var(--primary-hover), var(--primary-solid));
    color: #ffffff !important;
    box-shadow: 0 0 16px rgba(45, 212, 191, 0.4);
}

/* ==========================================================================
   Accessibility Menu Widget (Matching Control Panel)
   ========================================================================== */
.a11y-menu-wrap {
    position: relative;
    display: inline-block;
}

.a11y-menu-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 7px 14px;
    border-radius: var(--ui-radius-full);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
}

.a11y-menu-btn:hover {
    color: var(--text-main);
    border-color: var(--primary-color);
    background: rgba(45, 212, 191, 0.08);
}

.a11y-menu-panel {
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    width: 250px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--ui-radius);
    padding: 14px;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.a11y-menu-panel[hidden] {
    display: none !important;
}

.a11y-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-main);
    font-size: 0.92rem;
    cursor: pointer;
    user-select: none;
}

.a11y-menu-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
    cursor: pointer;
}

/* ==========================================================================
   Clock Widget in Navbar & Header
   ========================================================================== */
.site-clock-badge {
    font-size: 0.8rem;
    color: var(--text-muted);
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    padding: 5px 12px;
    border-radius: var(--ui-radius-full);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--ui-mono);
}

/* ==========================================================================
   Buttons & Controls
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    padding: 10px 22px;
    border-radius: var(--ui-radius-full);
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
    line-height: 1.4;
}

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

.btn-primary:hover {
    background-color: var(--primary-solid-hover);
    color: #ffffff;
    border-color: var(--primary-solid-hover);
}

.btn-teal {
    background-color: var(--primary-color);
    color: #0e1512;
    font-weight: 700;
    border-color: var(--primary-color);
}

.btn-teal:hover {
    background-color: var(--primary-hover);
    color: #0e1512;
}

.btn-outline {
    background-color: transparent;
    color: var(--text-main);
    border-color: var(--border-color);
}

.btn-outline:hover {
    background-color: rgba(45, 212, 191, 0.1);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-gold {
    background-color: var(--accent-gold);
    color: #1a1500;
    font-weight: 700;
    border-color: var(--accent-gold);
}

.btn-gold:hover {
    background-color: var(--accent-gold-hover);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1.1rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--ui-radius-full);
}

.badge-teal { background: rgba(45, 212, 191, 0.15); color: var(--primary-color); border: 1px solid var(--primary-color); }
.badge-gold { background: rgba(251, 191, 36, 0.15); color: var(--accent-gold); border: 1px solid var(--accent-gold); }
.badge-green { background: rgba(74, 222, 128, 0.15); color: var(--success-color); border: 1px solid var(--success-color); }

/* ==========================================================================
   Containers & Grids
   ========================================================================== */
.container {
    width: 100%;
    max-width: var(--container-w);
    margin: 0 auto;
    padding: 0 24px;
}

main.site-main {
    flex: 1;
    padding-top: 36px;
    padding-bottom: 60px;
}

.grid {
    display: grid;
    gap: 24px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 960px) {
    .grid-4, .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .grid-2 { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
    .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
    .navbar { flex-direction: column; align-items: flex-start; }
    .nav-actions { width: 100%; justify-content: space-between; }
}

/* ==========================================================================
   Cards & Content Blocks
   ========================================================================== */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--ui-radius);
    padding: 24px;
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
}

.card:hover {
    border-color: var(--primary-color);
    background-color: var(--bg-card-hover);
    transform: translateY(-2px);
}

.card-header {
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 14px;
    margin-bottom: 16px;
}

.card-body {
    flex: 1;
}

.card-footer {
    border-top: 1px solid var(--border-subtle);
    padding-top: 16px;
    margin-top: 20px;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    padding: 48px 0 60px;
    text-align: center;
    position: relative;
}

.hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    padding: 6px 16px;
    border-radius: var(--ui-radius-full);
    font-size: 0.88rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.hero-title {
    font-size: 3.2rem;
    max-width: 880px;
    margin: 0 auto 16px;
    line-height: 1.18;
}

.hero-highlight {
    color: var(--primary-color);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 760px;
    margin: 0 auto 32px;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 36px;
}

/* ==========================================================================
   Verse of the Day (Matching Control Panel)
   ========================================================================== */
.verse-of-day {
    border-radius: var(--ui-radius);
    border-left: 6px solid var(--primary-color);
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    border-right: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 20px 24px;
    margin: 28px 0;
}

.verse-of-day h2, .verse-of-day h3 {
    font-size: 1rem;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 8px;
}

.verse-of-day blockquote {
    margin: 0;
    padding: 0;
}

.verse-of-day blockquote p {
    font-family: var(--ui-serif);
    font-size: 1.18rem;
    color: var(--text-main);
    line-height: 1.5;
    margin-bottom: 8px;
    font-style: italic;
}

.verse-of-day blockquote footer {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-style: normal;
}

/* ==========================================================================
   Pricing & Plans Grid
   ========================================================================== */
.pricing-switcher {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin: 28px 0 36px;
}

.switch-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-muted);
}

.currency-btn {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 8px 18px;
    border-radius: var(--ui-radius-full);
    font-size: 0.95rem;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
}

.currency-btn.active {
    background: var(--primary-solid);
    border-color: var(--primary-color);
    color: #ffffff;
}

.pricing-card {
    position: relative;
    border-radius: var(--ui-radius);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 32px 26px;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.pricing-card.popular {
    border: 2px solid var(--primary-color);
    background: linear-gradient(180deg, rgba(45, 212, 191, 0.07) 0%, var(--bg-card) 40%);
    box-shadow: 0 0 24px rgba(45, 212, 191, 0.15);
}

.pricing-popular-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-solid);
    color: #ffffff;
    font-size: 0.78rem;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: var(--ui-radius-full);
    border: 1px solid var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.pricing-title {
    font-size: 1.6rem;
    margin-bottom: 6px;
}

.pricing-desc {
    color: var(--text-muted);
    font-size: 0.92rem;
    min-height: 48px;
    margin-bottom: 20px;
}

.pricing-price-wrap {
    margin-bottom: 24px;
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.pricing-amount {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--text-main);
    line-height: 1;
}

.pricing-period {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 32px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pricing-feature {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.94rem;
    color: var(--text-main);
}

.pricing-feature .icon-check {
    color: var(--success-color);
    font-weight: bold;
    flex-shrink: 0;
    margin-top: 2px;
}

.pricing-feature .icon-cross {
    color: var(--text-dim);
    font-weight: bold;
    flex-shrink: 0;
    margin-top: 2px;
}

/* ==========================================================================
   Forms & Inputs
   ========================================================================== */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-main);
    font-size: 0.95rem;
}

.form-label .required {
    color: var(--danger-color);
    margin-left: 2px;
}

.form-control {
    width: 100%;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 11px 16px;
    border-radius: var(--ui-radius-sm);
    font-size: 0.96rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    background-color: #24352d;
    outline: none;
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

.form-hint {
    font-size: 0.83rem;
    color: var(--text-muted);
    margin-top: 5px;
}

.alert {
    padding: 14px 18px;
    border-radius: var(--ui-radius-sm);
    margin-bottom: 24px;
    border: 1px solid transparent;
    font-size: 0.95rem;
}

.alert-success { background: rgba(74, 222, 128, 0.15); border-color: var(--success-color); color: #d1fae5; }
.alert-danger { background: rgba(251, 113, 133, 0.15); border-color: var(--danger-color); color: #ffe4e6; }
.alert-info { background: rgba(45, 212, 191, 0.15); border-color: var(--primary-color); color: #ccfbf1; }

/* ==========================================================================
   Table Styles (Accessible Data Display)
   ========================================================================== */
.table-responsive {
    overflow-x: auto;
    border-radius: var(--ui-radius);
    border: 1px solid var(--border-color);
    margin: 24px 0;
}

.table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    background: var(--bg-card);
}

.table th, .table td {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-subtle);
}

.table th {
    background: var(--bg-input);
    color: var(--primary-color);
    font-family: var(--ui-serif);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.table tbody tr:hover {
    background-color: var(--bg-card-hover);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
    background-color: var(--bg-dark);
    border-top: 2px solid var(--primary-solid);
    padding: 48px 0 32px;
    margin-top: auto;
    color: var(--text-muted);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 32px;
    margin-bottom: 36px;
}

@media (max-width: 800px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 500px) {
    .footer-grid { grid-template-columns: 1fr; }
}

.footer-col h3 {
    font-size: 1.1rem;
    color: var(--text-main);
    margin-bottom: 14px;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.92rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid var(--border-subtle);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 0.88rem;
}

/* ==========================================================================
   Radio Live Player & Indicator Styles
   ========================================================================== */
.live-pulse {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--danger-color);
    box-shadow: 0 0 0 0 rgba(251, 113, 133, 0.7);
    animation: livePulseAnim 1.8s infinite;
}

@keyframes livePulseAnim {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(251, 113, 133, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(251, 113, 133, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(251, 113, 133, 0); }
}

@media (prefers-reduced-motion: reduce) {
    .live-pulse { animation: none; }
}