/* --- Premium Re-design Design Tokens & Variables for timezone.html --- */
:root {
    --font-display: 'Outfit', Arial, sans-serif;
    --font-sans: 'Outfit', Arial, sans-serif;
    --font-mono: 'Inconsolata', monospace;
    
    /* Curated harmonious color palettes (Tailored HSL) */
    --bg-dark-start: hsl(222, 47%, 7%);
    --bg-dark-end: hsl(224, 71%, 4%);
    --glass-bg: hsla(222, 47%, 11%, 0.65);
    --glass-border: hsla(0, 0%, 100%, 0.08);
    
    --brand-primary: hsl(340, 71%, 54%); /* vibrant pink */
    --brand-accent: hsl(190, 90%, 45%); /* glowing cyan */
    --brand-success: hsl(150, 70%, 45%); /* emerald green */
    --brand-warning: hsl(25, 95%, 45%); /* caution orange */
    --brand-info: hsl(215, 90%, 55%); /* vivid blue */
    
    --text-main: hsl(215, 25%, 27%);
    --text-muted: hsl(218, 11%, 47%);
    --text-light: hsl(210, 40%, 98%);
    --text-light-muted: hsl(215, 20%, 75%);
    
    --card-bg: #ffffff;
    --card-border: #e2e8f0;
    --card-bg-subtle: #f8fafc;
    --card-bg-highlight: #f1f5f9;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
    --glow: 0 0 15px rgba(6, 182, 212, 0.25);
    
    --transition-smooth: all 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Base typography */
body, p, span, a, h1, h2, h3, h4, h5, h6, input, button, select, textarea, label {
    font-family: var(--font-sans);
}

/* Strictly enforce Inconsolata monospace on clock digits and timestamps to eliminate layout shifts */
.tz-hero-live-time,
.tz-stat-mono,
.tz-offset-mono,
#cityCurrentTimeLayer,
#tz-offset-history td,
.city-diff-offset {
    font-family: var(--font-mono) !important;
}

.iceberg-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==========================================================================
   1. HERO SECTION
   ========================================================================== */
.tz-hero-section {
    background: #ffffff;
    color: var(--text-main);
    padding: 48px 0 52px;
    border-bottom: 1px solid var(--card-border);
    position: relative;
    z-index: 10;
    overflow: hidden;
}

.tz-hero-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: radial-gradient(rgba(15, 23, 42, 0.04) 1px, transparent 0);
    background-size: 24px 24px;
    opacity: 0.9;
    pointer-events: none;
}

.tz-hero-grid {
    display: grid;
    grid-template-columns: 1.25fr 1fr;
    gap: 36px;
    align-items: center;
    position: relative;
    z-index: 2;
}

/* Hero Info Column */
.tz-hero-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.tz-hero-badges {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.tz-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 9999px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.02em;
    background: var(--card-bg-subtle);
    color: var(--text-muted);
    border: 1px solid var(--card-border);
}

.tz-badge--primary {
    background: hsla(340, 71%, 54%, 0.08);
    color: var(--brand-primary);
    border-color: hsla(340, 71%, 54%, 0.2);
}

.tz-badge--accent {
    background: hsla(190, 90%, 45%, 0.1);
    color: hsl(190, 90%, 35%);
    border-color: hsla(190, 90%, 45%, 0.25);
}

.tz-badge--success {
    background: hsla(150, 70%, 45%, 0.1);
    color: hsl(150, 70%, 32%);
    border-color: hsla(150, 70%, 45%, 0.25);
}

.tz-badge--warning {
    background: hsla(25, 95%, 45%, 0.1);
    color: hsl(25, 95%, 40%);
    border-color: hsla(25, 95%, 45%, 0.25);
}

.tz-hero-title {
    font-family: var(--font-display);
    font-size: 42px;
    font-weight: 800;
    letter-spacing: -0.025em;
    line-height: 1.15;
    margin: 0;
    background: linear-gradient(135deg, #0f172a 20%, var(--brand-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.tz-hero-subtitle {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.6;
    margin: 0;
}

.tz-hero-subtitle strong {
    color: var(--text-main);
}

.tz-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 8px;
}

.tz-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-smooth);
    border: none;
    cursor: pointer;
}

.tz-btn-primary {
    background: linear-gradient(135deg, var(--brand-primary) 0%, hsl(340, 75%, 46%) 100%);
    color: #ffffff !important;
    box-shadow: 0 4px 14px hsla(340, 71%, 54%, 0.28);
}

.tz-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px hsla(340, 71%, 54%, 0.38);
    color: #ffffff !important;
    text-decoration: none;
}

.tz-btn-outline {
    background: #ffffff;
    color: var(--text-main) !important;
    border: 1px solid var(--card-border);
    box-shadow: var(--shadow-sm);
}

.tz-btn-outline:hover {
    background: var(--card-bg-subtle);
    border-color: hsl(218, 11%, 65%);
    transform: translateY(-1px);
    text-decoration: none;
    color: var(--brand-primary) !important;
}

/* Hero Clock Card */
.tz-hero-clock-card {
    background: #ffffff;
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 32px 28px;
    text-align: center;
    box-shadow: var(--shadow-md);
    position: relative;
    transition: var(--transition-smooth);
}

.tz-hero-clock-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: hsla(340, 71%, 54%, 0.3);
}

.tz-clock-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.tz-pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--brand-success);
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 0 rgba(16, 185, 129, 0.7);
    animation: tzPulse 2s infinite;
}

@keyframes tzPulse {
    0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.tz-hero-live-time {
    font-size: 64px;
    font-weight: 800;
    color: #0f172a;
    line-height: 1;
    margin: 4px 0 12px;
    letter-spacing: -0.01em;
}

.tz-hero-live-date {
    font-size: 16px;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 20px;
}

.tz-clock-pills {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    padding-top: 16px;
    border-top: 1px solid #f1f5f9;
}

.tz-pill-stat {
    display: inline-flex;
    flex-direction: column;
    padding: 6px 14px;
    background: var(--card-bg-subtle);
    border-radius: 10px;
    border: 1px solid var(--card-border);
    min-width: 90px;
}

.tz-pill-stat .label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    padding: 0;
}

.tz-pill-stat .val {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-main);
    margin-top: 2px;
}

/* ==========================================================================
   2. MAIN CONTENT LAYOUT
   ========================================================================== */
.tz-main-layout {
    background: #f8fafc;
    padding: 44px 0 64px;
}

/* Common Card Styling */
.tz-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 32px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 32px;
    transition: var(--transition-smooth);
}

.tz-card:hover {
    box-shadow: var(--shadow-md);
}

.tz-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 1px solid #f1f5f9;
}

.tz-card-title {
    font-size: 22px;
    font-weight: 700;
    color: #0f172a;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.tz-card-title-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: hsla(340, 71%, 54%, 0.09);
    color: var(--brand-primary);
    font-size: 18px;
}

.tz-card-prose {
    font-size: 15px;
    color: var(--text-main);
    line-height: 1.7;
}

.tz-card-prose p:last-child {
    margin-bottom: 0;
}

/* ==========================================================================
   3. QUICK STATS ROW
   ========================================================================== */
.tz-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.tz-stat-box {
    background: #ffffff;
    border: 1px solid var(--card-border);
    border-radius: 14px;
    padding: 20px 22px;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: flex-start;
    gap: 16px;
    transition: var(--transition-smooth);
}

.tz-stat-box:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: hsla(340, 71%, 54%, 0.3);
}

.tz-stat-icon {
    font-size: 26px;
    line-height: 1;
    padding: 10px;
    border-radius: 10px;
    background: var(--card-bg-subtle);
    border: 1px solid var(--card-border);
}

.tz-stat-content {
    display: flex;
    flex-direction: column;
}

.tz-stat-label {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.tz-stat-value {
    font-size: 18px;
    font-weight: 700;
    color: #0f172a;
}

/* ==========================================================================
   4. DST STATUS BANNER
   ========================================================================== */
.tz-dst-banner {
    border-radius: 14px;
    padding: 24px;
    display: flex;
    align-items: flex-start;
    gap: 18px;
    margin-bottom: 24px;
    border: 1px solid transparent;
}

.tz-dst-banner--no-dst {
    background: linear-gradient(135deg, hsla(150, 70%, 45%, 0.07) 0%, hsla(150, 70%, 45%, 0.02) 100%);
    border-color: hsla(150, 70%, 45%, 0.25);
}

.tz-dst-banner--has-dst {
    background: linear-gradient(135deg, hsla(190, 90%, 45%, 0.08) 0%, hsla(215, 90%, 55%, 0.03) 100%);
    border-color: hsla(190, 90%, 45%, 0.3);
}

.tz-dst-banner-icon {
    font-size: 32px;
    line-height: 1;
}

.tz-dst-banner-body h4 {
    font-size: 18px;
    font-weight: 700;
    margin: 0 0 6px 0;
    color: #0f172a;
}

.tz-dst-banner-body p {
    font-size: 14px;
    color: var(--text-main);
    line-height: 1.6;
    margin: 0;
}

/* DST Transition Comparison Grid */
.tz-dst-compare-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 20px;
}

.tz-dst-compare-card {
    background: var(--card-bg-subtle);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 16px 20px;
}

.tz-dst-compare-card h5 {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin: 0 0 8px 0;
}

.tz-dst-compare-card .stat-line {
    font-size: 16px;
    font-weight: 600;
    color: #0f172a;
    margin: 0;
}

/* ==========================================================================
   5. SPECIFICATIONS / DEEP DIVE KEY-VALUE GRID
   ========================================================================== */
.tz-specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.tz-spec-item {
    background: var(--card-bg-subtle);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 14px 18px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    transition: var(--transition-smooth);
}

.tz-spec-item:hover {
    background: #ffffff;
    border-color: hsl(218, 11%, 65%);
}

.tz-spec-item--full {
    grid-column: 1 / -1;
}

.tz-spec-label {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.tz-spec-value {
    font-size: 15px;
    font-weight: 600;
    color: #0f172a;
    word-break: break-word;
}

.tz-spec-value a {
    color: var(--brand-primary);
    text-decoration: none;
    transition: color 0.2s;
}

.tz-spec-value a:hover {
    color: var(--brand-accent);
    text-decoration: underline;
}

/* ==========================================================================
   6. GLOBAL BUSINESS OVERLAP / CALL SCHEDULING CARDS
   ========================================================================== */
.tz-overlap-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.tz-overlap-card {
    background: #ffffff;
    border: 1px solid var(--card-border);
    border-radius: 14px;
    padding: 22px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
}

.tz-overlap-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: hsla(190, 90%, 45%, 0.35);
}

.tz-overlap-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.tz-overlap-city {
    font-size: 16px;
    font-weight: 700;
    color: #0f172a;
}

.tz-overlap-offset {
    font-size: 12px;
    font-weight: 600;
    padding: 3px 8px;
    background: var(--card-bg-subtle);
    border-radius: 6px;
    color: var(--text-muted);
}

.tz-overlap-desc {
    font-size: 14px;
    color: var(--text-main);
    line-height: 1.6;
    margin: 0;
}

/* ==========================================================================
   7. OFFSET HISTORY TABLE
   ========================================================================== */
.tz-table-responsive {
    width: 100%;
    overflow-x: auto;
    border-radius: 12px;
    border: 1px solid var(--card-border);
    background: #ffffff;
}

.tz-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    text-align: left;
    margin: 0;
}

.tz-table th {
    background: var(--card-bg-subtle);
    color: var(--text-muted);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 0.05em;
    padding: 14px 20px;
    border-bottom: 1px solid var(--card-border);
}

.tz-table td {
    padding: 14px 20px;
    color: var(--text-main);
    border-bottom: 1px solid #f1f5f9;
    vertical-align: middle;
}

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

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

/* Offset Tag Inside Table */
.tz-offset-tag {
    display: inline-block;
    padding: 3px 10px;
    background: hsla(215, 90%, 55%, 0.1);
    color: hsl(215, 90%, 45%);
    border-radius: 6px;
    font-weight: 700;
    font-size: 13px;
    border: 1px solid hsla(215, 90%, 55%, 0.2);
}

/* ==========================================================================
   8. CHIPS / PILL LISTS (Countries, Similar Zones, Top Cities)
   ========================================================================== */
.tz-chips-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 16px;
}

.tz-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 9999px;
    background: #ffffff;
    border: 1px solid var(--card-border);
    color: var(--text-main);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.tz-chip:hover {
    background: var(--card-bg-subtle);
    border-color: var(--brand-primary);
    color: var(--brand-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    text-decoration: none;
}

.tz-chip-badge {
    font-size: 11px;
    font-weight: 700;
    background: var(--card-bg-highlight);
    color: var(--text-muted);
    padding: 2px 8px;
    border-radius: 9999px;
}

/* ==========================================================================
   9. MAJOR CITIES TIME DIFFERENCES GRID
   ========================================================================== */
.tz-city-diff-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.tz-city-diff-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #ffffff;
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 14px 18px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    text-decoration: none;
}

.tz-city-diff-card:hover {
    border-color: var(--brand-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    text-decoration: none;
}

.tz-city-diff-name {
    font-weight: 600;
    color: #0f172a;
    font-size: 15px;
}

.tz-city-diff-card:hover .tz-city-diff-name {
    color: var(--brand-primary);
}

.tz-city-diff-badge {
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 6px;
    background: var(--card-bg-subtle);
    color: var(--text-main);
    border: 1px solid var(--card-border);
}

/* ==========================================================================
   10. TRAVEL & JET LAG ADVICE
   ========================================================================== */
.tz-travel-list {
    list-style: none;
    padding: 0;
    margin: 16px 0 20px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.tz-travel-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    background: var(--card-bg-subtle);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 16px 20px;
}

.tz-travel-icon {
    font-size: 22px;
    line-height: 1;
    padding-top: 2px;
}

.tz-travel-text strong {
    color: #0f172a;
    font-size: 15px;
    display: block;
    margin-bottom: 4px;
}

.tz-travel-text p {
    font-size: 14px;
    color: var(--text-main);
    margin: 0;
    line-height: 1.6;
}

/* ==========================================================================
   11. FAQ ACCORDIONS (Styled <details>)
   ========================================================================== */
.accordions-container {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 20px;
}

.seo-accordion {
    background: #ffffff;
    border: 1px solid var(--card-border);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.seo-accordion[open] {
    border-color: hsla(340, 71%, 54%, 0.35);
    box-shadow: var(--shadow-sm);
}

.seo-accordion summary {
    padding: 18px 24px;
    font-size: 16px;
    font-weight: 600;
    color: #0f172a;
    cursor: pointer;
    position: relative;
    user-select: none;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background 0.2s ease;
}

.seo-accordion summary::-webkit-details-marker {
    display: none;
}

.seo-accordion summary::after {
    content: '+';
    font-size: 20px;
    font-weight: 400;
    color: var(--text-muted);
    transition: transform 0.2s ease;
}

.seo-accordion[open] summary::after {
    content: '−';
    color: var(--brand-primary);
}

.seo-accordion summary:hover {
    background: var(--card-bg-subtle);
}

.seo-accordion .accordion-content {
    padding: 0 24px 20px 24px;
    font-size: 15px;
    color: var(--text-main);
    line-height: 1.7;
    border-top: 1px solid #f1f5f9;
}

.seo-accordion .accordion-content p {
    margin-top: 14px;
    margin-bottom: 0;
}

/* ==========================================================================
   12. SUGGESTION CTA BANNER
   ========================================================================== */
.tz-cta-banner {
    background: linear-gradient(135deg, hsl(222, 47%, 10%) 0%, hsl(224, 71%, 5%) 100%);
    border-radius: 20px;
    padding: 48px 32px;
    text-align: center;
    color: #ffffff;
    position: relative;
    overflow: hidden;
    margin-top: 20px;
}

.tz-cta-banner::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: radial-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 0);
    background-size: 20px 20px;
    pointer-events: none;
}

.tz-cta-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
    margin: 0 auto;
}

.tz-cta-banner h2 {
    font-size: 32px;
    font-weight: 800;
    color: #ffffff;
    margin: 0 0 12px 0;
}

.tz-cta-banner p {
    font-size: 16px;
    color: hsl(215, 20%, 75%);
    margin: 0 0 24px 0;
    line-height: 1.6;
}

.tz-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 10px;
    background: #ffffff;
    color: #0f172a !important;
    font-weight: 700;
    font-size: 15px;
    text-decoration: none;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
    transition: var(--transition-smooth);
}

.tz-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    color: var(--brand-primary) !important;
    text-decoration: none;
}

/* ==========================================================================
   13. RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 991px) {
    .tz-hero-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    
    .tz-hero-live-time {
        font-size: 52px;
    }
    
    .tz-specs-grid {
        grid-template-columns: 1fr;
    }
    
    .tz-dst-compare-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 767px) {
    .tz-hero-section {
        padding: 32px 0 40px;
    }
    
    .tz-hero-title {
        font-size: 32px;
    }
    
    .tz-hero-live-time {
        font-size: 42px;
    }
    
    .tz-hero-clock-card {
        padding: 24px 18px;
    }
    
    .tz-card {
        padding: 22px 18px;
    }
    
    .tz-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .tz-overlap-grid {
        grid-template-columns: 1fr;
    }
    
    .tz-city-diff-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   14. VISUAL TIME DIFFERENCE MATRIX (DELTA BARS)
   ========================================================================== */
.tz-delta-matrix {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 20px 0;
}

.tz-delta-row {
    display: grid;
    grid-template-columns: 200px 110px 1fr 120px;
    align-items: center;
    gap: 16px;
    padding: 10px 16px;
    background: var(--card-bg-subtle);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    transition: var(--transition-smooth);
}

.tz-delta-row:hover {
    background: #ffffff;
    border-color: var(--brand-accent);
    box-shadow: var(--shadow-sm);
}

.tz-delta-row--baseline {
    background: hsla(190, 90%, 45%, 0.08);
    border-color: var(--brand-accent);
    font-weight: 700;
}

.tz-delta-city {
    font-weight: 600;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 8px;
}

.tz-delta-city small {
    font-weight: 400;
    color: var(--text-muted);
}

.tz-delta-diff-pill {
    font-family: var(--font-mono) !important;
    font-size: 13px;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 6px;
    text-align: center;
    background: #e2e8f0;
    color: #1e293b;
}

.tz-delta-diff-pill--ahead {
    background: hsla(150, 70%, 45%, 0.15);
    color: #065f46;
}

.tz-delta-diff-pill--behind {
    background: hsla(340, 71%, 54%, 0.15);
    color: #9f1239;
}

.tz-delta-diff-pill--same {
    background: hsla(190, 90%, 45%, 0.15);
    color: #0e7490;
}

.tz-delta-bar-track {
    position: relative;
    height: 12px;
    background: #e2e8f0;
    border-radius: 6px;
    overflow: hidden;
    display: flex;
}

.tz-delta-bar-fill {
    height: 100%;
    border-radius: 6px;
    transition: width 0.4s ease;
}

.tz-delta-bar-fill--behind {
    background: linear-gradient(90deg, hsl(340, 71%, 54%), hsl(340, 71%, 65%));
}

.tz-delta-bar-fill--ahead {
    background: linear-gradient(90deg, hsl(150, 70%, 45%), hsl(150, 70%, 55%));
}

.tz-delta-bar-fill--baseline {
    background: var(--brand-accent);
}

.tz-delta-live-time {
    font-family: var(--font-mono) !important;
    font-size: 14px;
    font-weight: 600;
    text-align: right;
    color: var(--text-main);
}

/* ==========================================================================
   15. 24-HOUR DUAL-TIME SCRUBBER & CONVERTER
   ========================================================================== */
.tz-converter-box {
    background: var(--card-bg-subtle);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 24px;
    margin-top: 24px;
}

.tz-scrubber-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 12px;
}

.tz-scrubber-range {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    outline: none;
    background: #cbd5e1;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

.tz-scrubber-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--brand-primary);
    cursor: pointer;
    box-shadow: 0 0 10px rgba(225, 29, 72, 0.4);
    border: 2px solid #ffffff;
}

.tz-timeline-labels {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    margin-top: 6px;
}

.tz-dual-results {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 18px;
}

.tz-dual-result-card {
    background: #ffffff;
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.tz-dual-result-time {
    font-family: var(--font-mono) !important;
    font-size: 26px;
    font-weight: 700;
    color: #0f172a;
}

.tz-dual-result-status {
    font-size: 13px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* ==========================================================================
   16. TRAVEL & INFRASTRUCTURE 4-CARD GRID
   ========================================================================== */
.tz-travel-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 16px;
}

.tz-travel-card {
    background: var(--card-bg-subtle);
    border: 1px solid var(--card-border);
    border-radius: 14px;
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    transition: var(--transition-smooth);
}

.tz-travel-card:hover {
    background: #ffffff;
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

.tz-travel-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    font-weight: 700;
    color: var(--text-main);
}

.tz-travel-card-icon {
    font-size: 22px;
}

.tz-travel-card-val {
    font-size: 18px;
    font-weight: 700;
    color: #0f172a;
}

.tz-travel-card-sub {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.4;
}

.tz-plug-badge-list {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: 4px;
}

.tz-plug-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    background: #0f172a;
    color: #ffffff;
    font-weight: 800;
    font-size: 13px;
}

/* ==========================================================================
   17. SOLAR & DAYLIGHT CYCLE
   ========================================================================== */
.tz-solar-bar-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    background: var(--card-bg-subtle);
    border: 1px solid var(--card-border);
    border-radius: 14px;
    padding: 16px 20px;
    margin-top: 16px;
}

.tz-solar-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.tz-solar-stat .label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    font-weight: 600;
}

.tz-solar-stat .val {
    font-family: var(--font-mono) !important;
    font-size: 18px;
    font-weight: 700;
    color: #0f172a;
}

/* ==========================================================================
   18. COPY BUTTON & DISAMBIGUATION
   ========================================================================== */
.tz-copy-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 8px;
    border-radius: 6px;
    border: 1px solid var(--card-border);
    background: #ffffff;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-main);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.tz-copy-btn:hover {
    background: var(--brand-accent);
    color: #ffffff;
    border-color: var(--brand-accent);
}

.tz-disambiguation-box {
    background: hsla(25, 95%, 45%, 0.08);
    border: 1px solid hsla(25, 95%, 45%, 0.25);
    border-radius: 12px;
    padding: 16px 20px;
    margin: 16px 0;
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.tz-disambiguation-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.tz-disambiguation-body h4 {
    font-size: 16px;
    font-weight: 700;
    color: #9a3412;
    margin: 0 0 6px 0;
}

.tz-disambiguation-body p {
    font-size: 14px;
    color: #7c2d12;
    margin: 0;
    line-height: 1.5;
}

/* Toast Notification */
.tz-toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: #0f172a;
    color: #ffffff;
    padding: 12px 20px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    font-size: 14px;
    font-weight: 600;
    z-index: 9999;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    pointer-events: none;
}

.tz-toast.show {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 991px) {
    .tz-travel-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .tz-solar-bar-container {
        grid-template-columns: repeat(2, 1fr);
    }
    .tz-delta-row {
        grid-template-columns: 160px 90px 1fr 100px;
    }
}

@media (max-width: 767px) {
    .tz-travel-grid {
        grid-template-columns: 1fr;
    }
    .tz-solar-bar-container {
        grid-template-columns: 1fr 1fr;
    }
    .tz-dual-results {
        grid-template-columns: 1fr;
    }
    .tz-delta-row {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }
    .tz-delta-bar-track {
        grid-column: span 2;
    }
}