/*
Theme Name: vClock Theme
Theme URI: 
Author: vClock
Description: Custom theme for vClock calculators
Version: 1.0
*/

/* ============================================
   VCLOCK MASTER STYLE.CSS
   Universal CSS for all templates - Simple, Clean, USA Premium Design
   One CSS for ALL templates - Do not modify
   ============================================ */

/* RESET & BASE */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* CSS Variables - Clean USA Style */
:root {
    --vclock-bg-body: #f5f7fa;
    --vclock-bg-card: #ffffff;
    --vclock-bg-surface: #f8f9fc;
    --vclock-text-primary: #1a2c3e;
    --vclock-text-secondary: #2c3e50;
    --vclock-text-muted: #6c757d;
    --vclock-accent: #0066cc;
    --vclock-accent-dark: #0052a3;
    --vclock-accent-soft: #e8f0fe;
    --vclock-success: #28a745;
    --vclock-danger: #dc3545;
    --vclock-warning: #ffc107;
    --vclock-border: #dee2e6;
    --vclock-shadow: 0 2px 8px rgba(0,0,0,0.08);
    --vclock-shadow-sm: 0 1px 4px rgba(0,0,0,0.04);
    --vclock-radius: 20px;
    --vclock-radius-sm: 16px;
    --vclock-radius-md: 12px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, Helvetica, Arial, sans-serif;
    background: var(--vclock-bg-body);
    color: var(--vclock-text-primary);
    line-height: 1.5;
    padding: 0px;
}

/* MAIN CONTAINER */
.vclock-container {
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
}

/* ============================================
   NAVIGATION BAR - 6 ICONS IN ONE LINE
   Mobile Responsive - All Devices
   ============================================ */
.vclock-nav {
    background: var(--vclock-bg-card);
    border-radius: var(--vclock-radius);
    padding: 8px 16px;
    margin-bottom: 12px;
    box-shadow: var(--vclock-shadow);
    border: 1px solid var(--vclock-border);
}

.vclock-nav-menu {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.vclock-nav-item {
    flex: 1;
    min-width: 70px;
    text-align: center;
}

.vclock-nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 10px 8px;
    text-decoration: none;
    color: var(--vclock-text-secondary);
    font-size: 12px;
    font-weight: 500;
    border-radius: var(--vclock-radius-md);
    transition: all 0.2s ease;
    background: transparent;
    border: none;
    cursor: pointer;
    width: 100%;
}

.vclock-nav-link i {
    font-size: 22px;
    color: var(--vclock-text-muted);
    transition: all 0.2s;
}

.vclock-nav-link span {
    font-size: 11px;
    font-weight: 500;
}

.vclock-nav-link:hover {
    background: var(--vclock-accent-soft);
    color: var(--vclock-accent);
}

.vclock-nav-link:hover i {
    color: var(--vclock-accent);
}

.vclock-nav-link.active {
    background: var(--vclock-accent);
    color: white;
}

.vclock-nav-link.active i {
    color: white;
}

/* Mobile Responsive - Icons remain in one line */
@media (max-width: 640px) {
    .vclock-nav {
        padding: 6px 8px;
    }
    
    .vclock-nav-item {
        min-width: 55px;
    }
    
    .vclock-nav-link {
        padding: 6px 4px;
    }
    
    .vclock-nav-link i {
        font-size: 18px;
    }
    
    .vclock-nav-link span {
        font-size: 9px;
    }
}

@media (max-width: 480px) {
    .vclock-nav-item {
        min-width: 48px;
    }
    
    .vclock-nav-link {
        padding: 5px 2px;
    }
    
    .vclock-nav-link i {
        font-size: 16px;
    }
    
    .vclock-nav-link span {
        font-size: 8px;
    }
}

/* HEADER SECTION */
.vclock-header {
    text-align: center;
    margin-bottom: 12px;
    padding: 10px 0;
}

.vclock-header h1 {
    font-size: clamp(28px, 5vw, 42px);
    font-weight: 700;
    color: var(--vclock-accent);
    margin-bottom: 8px;
}

.vclock-header p {
    color: var(--vclock-text-muted);
    font-size: 16px;
}

.vclock-badge {
    display: inline-block;
    background: var(--vclock-accent-soft);
    padding: 6px 16px;
    border-radius: 40px;
    font-size: 13px;
    font-weight: 500;
    color: var(--vclock-accent);
    margin-top: 12px;
}

/* CARDS */
.vclock-card {
    background: var(--vclock-bg-card);
    border: 1px solid var(--vclock-border);
    border-radius: var(--vclock-radius);
    padding: 28px;
    box-shadow: var(--vclock-shadow-sm);
    transition: all 0.2s ease;
}

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

.vclock-card-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--vclock-text-primary);
    border-bottom: 2px solid var(--vclock-border);
    padding-bottom: 12px;
}

.vclock-card-title i {
    color: var(--vclock-accent);
    font-size: 24px;
}

/* GRID */
.vclock-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    margin-bottom: 40px;
}

@media (min-width: 992px) {
    .vclock-grid {
        grid-template-columns: 1fr 1.2fr;
    }
}

/* FORM INPUTS */
.vclock-input-group {
    margin-bottom: 20px;
}

.vclock-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 14px;
    color: var(--vclock-text-secondary);
    margin-bottom: 8px;
}

.vclock-label i {
    color: var(--vclock-accent);
    width: 20px;
}

.vclock-input {
    width: 100%;
    padding: 12px 16px;
    font-family: inherit;
    font-size: 16px;
    border: 1px solid var(--vclock-border);
    background: var(--vclock-bg-surface);
    color: var(--vclock-text-primary);
    border-radius: var(--vclock-radius-md);
    transition: all 0.2s;
}

.vclock-input:focus {
    outline: none;
    border-color: var(--vclock-accent);
    box-shadow: 0 0 0 3px rgba(0,102,204,0.1);
}

.vclock-input:hover {
    border-color: var(--vclock-accent);
}

select.vclock-input {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%230066cc' stroke-width='2'><polyline points='6 9 12 15 18 9'></polyline></svg>");
    background-repeat: no-repeat;
    background-position: right 14px center;
}

/* BUTTON */
.vclock-btn {
    width: 100%;
    background: var(--vclock-accent);
    border: none;
    padding: 14px 24px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--vclock-radius-md);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 8px;
}

.vclock-btn:hover {
    background: var(--vclock-accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,102,204,0.3);
}

/* STATS GRID */
.vclock-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.vclock-stat-card {
    background: var(--vclock-bg-surface);
    border: 1px solid var(--vclock-border);
    border-radius: var(--vclock-radius-sm);
    padding: 20px 12px;
    text-align: center;
}

.vclock-stat-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--vclock-text-muted);
    margin-bottom: 8px;
    font-weight: 500;
}

.vclock-stat-value {
    font-size: 28px;
    font-weight: 800;
    color: var(--vclock-text-primary);
}

/* TIME DISPLAY */
.vclock-time-display {
    font-size: 56px;
    font-weight: 800;
    text-align: center;
    font-family: monospace;
    background: var(--vclock-bg-surface);
    padding: 40px 20px;
    border-radius: var(--vclock-radius);
    border: 2px solid var(--vclock-border);
    margin-bottom: 24px;
    letter-spacing: 4px;
    color: var(--vclock-accent);
}

@media (max-width: 768px) {
    .vclock-time-display {
        font-size: 40px;
        padding: 30px 15px;
    }
}

/* MODE TOGGLE */
.vclock-mode-toggle {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.vclock-mode-btn {
    flex: 1;
    padding: 12px;
    border: 1px solid var(--vclock-border);
    background: var(--vclock-bg-surface);
    color: var(--vclock-text-primary);
    border-radius: var(--vclock-radius-md);
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s;
}

.vclock-mode-btn.active {
    background: var(--vclock-accent);
    border-color: var(--vclock-accent);
    color: white;
}

/* CONTROL BUTTONS */
.vclock-controls {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.vclock-control-btn {
    padding: 12px;
    border: none;
    border-radius: var(--vclock-radius-md);
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s;
}

.vclock-start-btn {
    background: var(--vclock-success);
    color: white;
}

.vclock-pause-btn {
    background: var(--vclock-warning);
    color: #1a2c3e;
}

.vclock-reset-btn {
    background: var(--vclock-danger);
    color: white;
}

/* TIME INPUTS */
.vclock-time-inputs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

.vclock-time-input {
    text-align: center;
}

.vclock-time-label {
    display: block;
    font-size: 11px;
    text-align: center;
    margin-top: 6px;
    color: var(--vclock-text-muted);
}

/* PRESETS GRID */
.vclock-presets-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin: 20px 0;
}

.vclock-preset-btn {
    background: var(--vclock-bg-surface);
    border: 1px solid var(--vclock-border);
    border-radius: 40px;
    padding: 10px 8px;
    font-size: 12px;
    text-align: center;
    cursor: pointer;
    color: var(--vclock-text-primary);
    transition: all 0.2s;
}

.vclock-preset-btn:hover {
    background: var(--vclock-accent);
    color: white;
    border-color: var(--vclock-accent);
}

/* LAP LIST */
.vclock-lap-list {
    background: var(--vclock-bg-surface);
    border: 1px solid var(--vclock-border);
    border-radius: var(--vclock-radius-sm);
    max-height: 300px;
    overflow-y: auto;
}

.vclock-lap-empty {
    text-align: center;
    padding: 40px;
    color: var(--vclock-text-muted);
}

.vclock-lap-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid var(--vclock-border);
}

.vclock-lap-number {
    font-weight: 600;
    color: var(--vclock-accent);
}

.vclock-lap-time {
    color: var(--vclock-success);
    font-weight: 500;
}

/* WORLD CLOCK */
.vclock-world-city {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    background: var(--vclock-bg-surface);
    border: 1px solid var(--vclock-border);
    border-radius: var(--vclock-radius-md);
    margin-bottom: 12px;
}

.vclock-city-name {
    font-weight: 600;
    font-size: 16px;
}

.vclock-city-time {
    font-size: 20px;
    font-weight: 700;
    font-family: monospace;
    color: var(--vclock-accent);
}

.vclock-city-date {
    font-size: 11px;
    color: var(--vclock-text-muted);
}

/* DATE CONVERTER */
.vclock-converter-result {
    background: var(--vclock-accent-soft);
    padding: 20px;
    border-radius: var(--vclock-radius-md);
    text-align: center;
    margin-top: 20px;
}

.vclock-converter-result .result-date {
    font-size: 24px;
    font-weight: 700;
    color: var(--vclock-accent);
    margin-bottom: 8px;
}

.vclock-converter-result .result-day {
    font-size: 16px;
    color: var(--vclock-text-secondary);
}

/* FEATURE CARDS */
.vclock-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin: 40px 0;
}

.vclock-feature {
    background: var(--vclock-bg-card);
    border: 1px solid var(--vclock-border);
    border-radius: var(--vclock-radius);
    padding: 24px 20px;
    text-align: center;
    transition: all 0.2s;
}

.vclock-feature:hover {
    transform: translateY(-4px);
    box-shadow: var(--vclock-shadow);
}

.vclock-feature-icon {
    background: var(--vclock-accent-soft);
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 60px;
    margin: 0 auto 16px;
    color: var(--vclock-accent);
    font-size: 28px;
}

.vclock-feature-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--vclock-text-primary);
}

.vclock-feature-desc {
    color: var(--vclock-text-muted);
    font-size: 13px;
    line-height: 1.5;
}

/* FAQ SECTION */
.vclock-faq {
    background: var(--vclock-bg-card);
    border: 1px solid var(--vclock-border);
    border-radius: var(--vclock-radius);
    padding: 12px;
    margin: 40px 0;
}

.vclock-faq-title {
    font-size: 26px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 28px;
    color: var(--vclock-text-primary);
}

.vclock-faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.vclock-faq-item {
    background: var(--vclock-bg-surface);
    border: 1px solid var(--vclock-border);
    border-radius: var(--vclock-radius-sm);
    padding: 18px;
}

.vclock-faq-question {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--vclock-text-primary);
}

.vclock-faq-question i {
    color: var(--vclock-accent);
    font-size: 18px;
}

.vclock-faq-answer {
    color: var(--vclock-text-muted);
    font-size: 13px;
    line-height: 1.6;
    margin-left: 28px;
}

/* SEO SECTION */
.vclock-seo {
    background: var(--vclock-bg-card);
    border: 1px solid var(--vclock-border);
    border-radius: var(--vclock-radius);
    padding: 12px;
    margin-top: 40px;
}

.vclock-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}

.vclock-tag {
    background: var(--vclock-accent-soft);
    padding: 6px 14px;
    border-radius: 40px;
    font-size: 12px;
    color: var(--vclock-accent);
    font-weight: 500;
}

.vclock-seo h2 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--vclock-text-primary);
}

.vclock-seo p {
    color: var(--vclock-text-muted);
    line-height: 1.7;
    margin-bottom: 12px;
}

/* UTILITY */
.vclock-hidden {
    display: none;
}

.vclock-show {
    display: block;
    animation: vclockFade 0.3s ease;
}

@keyframes vclockFade {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* RESPONSIVE */
@media (max-width: 768px) {
    
    .vclock-card {
        padding: 10px;
    }
    
    .vclock-card-title {
        font-size: 18px;
    }
    
    .vclock-stat-value {
        font-size: 22px;
    }
    
    .vclock-presets-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .vclock-time-inputs {
        grid-template-columns: 1fr;
    }
    
    .vclock-controls {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .vclock-presets-grid {
        grid-template-columns: 1fr;
    }
    
    .vclock-features {
        grid-template-columns: 1fr;
    }
    
    .vclock-faq-grid {
        grid-template-columns: 1fr;
    }
}
/* ===== SEO CONTENT - PREMIUM ===== */
.seo-content {
    margin-top: 35px;
    padding: 25px;
    background: #ffffff;
    border-radius: 18px;
    border: 1px solid #e2e8f0;
    line-height: 1.8;
    box-shadow: 0 5px 20px rgba(0,0,0,0.04);
}

/* HEADINGS */
.seo-content h2 {
    font-size: 22px;
    font-weight: 700;
    margin-top: 25px;
    margin-bottom: 10px;
    color: #0f172a;
    border-left: 4px solid #3b82f6;
    padding-left: 10px;
}

.seo-content h3 {
    font-size: 18px;
    margin-top: 18px;
    margin-bottom: 6px;
    color: #1e293b;
}

/* PARAGRAPH */
.seo-content p {
    color: #475569;
    font-size: 15.5px;
    margin-bottom: 12px;
}

/* LIST */
.seo-content ul {
    padding-left: 18px;
    margin-bottom: 15px;
}

.seo-content li {
    margin-bottom: 6px;
    color: #334155;
    position: relative;
}

/* CUSTOM BULLET */
.seo-content li::marker {
    color: #3b82f6;
}

/* LINKS */
.seo-content a {
    color: #3b82f6;
    text-decoration: none;
    font-weight: 500;
}

.seo-content a:hover {
    text-decoration: underline;
}

/* BOX (optional highlight) */
.seo-box {
    background: #f8fafc;
    border-left: 4px solid #3b82f6;
    padding: 12px 15px;
    border-radius: 8px;
    margin: 15px 0;
    font-size: 14px;
}

/* MOBILE */
@media (max-width: 600px) {
    .seo-content {
        padding: 18px;
    }

    .seo-content h2 {
        font-size: 19px;
    }

    .seo-content p {
        font-size: 14px;
    }
}