:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --accent: #0066ff;
    --accent-hover: #0052cc;
    --border: #e0e0e0;
    --shadow: rgba(0, 0, 0, 0.1);
    --card-bg: #ffffff;
}

[data-theme="dark"] {
    --bg-primary: #0a0a0a;
    --bg-secondary: #141414;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent: #4a9eff;
    --accent-hover: #6bb3ff;
    --border: #2a2a2a;
    --shadow: rgba(0, 0, 0, 0.3);
    --card-bg: #141414;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color 0.3s ease, color 0.3s ease;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    flex: 1;
}

main {
    flex: 1;
}

/* Layout wrapper removed - back to single column */

/* Header styles moved to bottom to avoid conflicts */

.logo {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.theme-toggle {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.5rem;
}

.nav-theme-toggle {
    width: 36px;
    height: 36px;
    font-size: 1.2rem;
    margin-left: 4px;
}

.theme-toggle:hover {
    background: var(--bg-secondary);
    transform: scale(1.05);
}

.main-content .search-section {
    margin-top: 0;
    margin-bottom: 50px;
    display: block !important;
    visibility: visible !important;
    width: 100%;
}

.search-container {
    position: relative;
    width: 100%;
}

.search-input {
    width: 100%;
    padding: 16px 20px;
    font-size: 1rem;
    border: 2px solid var(--border);
    border-radius: 12px;
    background: var(--card-bg);
    color: var(--text-primary);
    transition: all 0.3s ease;
    font-family: inherit;
}

.search-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

/* Location Search - Searchable Input */
.location-search-wrapper {
    position: relative;
    width: 100%;
}

.location-search-input {
    width: 100%;
    padding: 16px 20px;
    font-size: 1rem;
    border: 2px solid var(--border);
    border-radius: 12px;
    background: var(--card-bg);
    color: var(--text-primary);
    transition: all 0.3s ease;
    font-family: inherit;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.location-search-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.location-search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 8px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: 0 4px 12px var(--shadow);
    max-height: 300px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
}

.location-search-results.active {
    display: block;
}

.location-search-results .result-item {
    padding: 12px 20px;
    cursor: pointer;
    transition: background-color 0.2s ease;
    border-bottom: 1px solid var(--border);
}

.location-search-results .result-item:last-child {
    border-bottom: none;
}

.location-search-results .result-item:hover,
.location-search-results .result-item:focus {
    background: var(--bg-secondary);
}

.location-search-results .result-group-label {
    padding: 10px 20px;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.location-select-hidden {
    display: none;
}

/* Legacy select styles (hidden but kept for fallback) */
.location-select {
    width: 100%;
    padding: 16px 20px;
    font-size: 1rem;
    border: 2px solid var(--border);
    border-radius: 12px;
    background: var(--card-bg);
    color: var(--text-primary);
    transition: all 0.3s ease;
    font-family: inherit;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 20px center;
    background-size: 12px;
    padding-right: 50px;
    display: block !important;
    visibility: visible !important;
}

.location-select:hover {
    border-color: var(--accent);
}

.location-select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.location-select option {
    background: var(--card-bg);
    color: var(--text-primary);
    padding: 10px;
}

.location-select optgroup {
    font-weight: 600;
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 8px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: 0 4px 20px var(--shadow);
    max-height: 300px;
    overflow-y: auto;
    z-index: 100;
    display: none;
}

.search-results.active {
    display: block;
}

.search-result-item {
    padding: 12px 20px;
    cursor: pointer;
    transition: background-color 0.2s ease;
    border-bottom: 1px solid var(--border);
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-item:hover {
    background: var(--bg-secondary);
}

/* City Shortcuts Section */
.city-shortcuts-section {
    margin-bottom: 50px;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.shortcuts-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 20px;
    text-align: center;
}

.city-cards-container {
    display: grid !important;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
    margin-bottom: 20px;
    min-height: 80px;
}

.city-card {
    background: var(--card-bg) !important;
    border: 2px solid var(--border) !important;
    border-radius: 8px;
    padding: 8px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: block !important;
    visibility: visible !important;
    min-height: 50px;
}

.city-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow);
}

.city-card.active {
    border-color: var(--accent);
    background: var(--bg-secondary);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.city-card-name {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.city-card-time {
    font-size: 1rem;
    font-weight: 300;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
    line-height: 1.2;
    min-height: 1rem;
}

.clock-section {
    text-align: center;
    margin-bottom: 50px;
    padding: 40px 20px;
}

.location-name {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.time-display {
    font-size: 6rem;
    font-weight: 300;
    line-height: 1;
    margin-bottom: 20px;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
    letter-spacing: -2px;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    min-height: 6rem;
}

.date-display {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
    font-weight: 400;
}

.timezone-info {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.info-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.info-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.info-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow);
}

.info-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

.info-value {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
}

.time-formats-section {
    margin: 50px 0;
    padding: 30px 20px;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 20px;
    text-align: center;
}

.time-formats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.format-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.format-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow);
}

.format-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

.format-value {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
    word-break: break-all;
}

.seo-content {
    margin: 50px 0;
    padding: 30px 20px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
    color: var(--text-primary);
}

.seo-content h2 {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
    margin-top: 30px;
}

.seo-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    margin-top: 25px;
}

.seo-content p {
    margin-bottom: 15px;
    color: var(--text-secondary);
}

.seo-content ul {
    margin: 15px 0;
    padding-left: 25px;
    color: var(--text-secondary);
}

.seo-content li {
    margin-bottom: 10px;
}

.seo-content strong {
    color: var(--text-primary);
    font-weight: 600;
}

footer {
    text-align: center;
    padding: 20px 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.visitor-counter {
    margin-top: 12px;
    padding: 16px 20px;
    display: inline-block;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    text-align: center;
}

.counter-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 8px;
}

.counter-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.counter-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

.counter-link:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.counter-note {
    margin: 0;
    font-size: 0.75rem;
    color: var(--text-secondary);
    opacity: 0.8;
}

.counter-label {
    color: var(--text-secondary);
    margin-right: 8px;
}

.counter-value {
    color: var(--accent);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

/* Responsive Design */
@media (max-width: 768px) {
    .time-display {
        font-size: 4rem;
    }

    .location-name {
        font-size: 1rem;
    }

    .date-display {
        font-size: 1rem;
    }

    .info-section {
        grid-template-columns: 1fr;
    }

    .logo {
        font-size: 1.5rem;
    }

    .city-cards-container {
        grid-template-columns: repeat(auto-fit, minmax(70px, 1fr));
        gap: 6px;
    }

    .city-card {
        padding: 6px;
    }

    .city-card-name {
        font-size: 0.65rem;
        margin-bottom: 3px;
    }

    .city-card-time {
        font-size: 0.875rem;
    }
}

    /* Mobile Navigation - Switch to horizontal top nav */
    .layout-wrapper {
        flex-direction: column;
        gap: 15px;
    }

    .sidebar-header {
        width: 100%;
        position: relative;
        top: 0;
        padding-right: 0;
        border-right: none;
        margin-right: 0;
    }

    .main-content {
        max-width: 100%;
        width: 100%;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .sidebar-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        margin-top: 10px;
        z-index: 1000;
        width: 100%;
    }

    .main-nav.active {
        display: flex;
    }

    .main-content {
        width: 100%;
    }

    .nav-language-select {
        width: 100%;
    }

    .nav-theme-toggle {
        width: 32px;
        height: 32px;
        font-size: 1rem;
    }

    header {
        position: relative;
        margin-bottom: 15px;
    }

    /* Search Results Mobile */
    .location-search-results {
        max-height: 250px;
    }
    
    /* Prevent menu from overlapping search on mobile when menu is open */
    .main-nav.active ~ * .search-section,
    .main-nav.active + main .search-section {
        margin-top: 80px;
    }
}

@media (max-width: 480px) {
    .time-display {
        font-size: 3rem;
    }

    body {
        padding: 10px;
    }

    .logo {
        font-size: 1.25rem;
    }

    .location-search-input {
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

/* Scrollbar Styling */
.search-results::-webkit-scrollbar,
.location-search-results::-webkit-scrollbar {
    width: 8px;
}

.search-results::-webkit-scrollbar-track,
.location-search-results::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 4px;
}

.search-results::-webkit-scrollbar-thumb,
.location-search-results::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

.search-results::-webkit-scrollbar-thumb:hover,
.location-search-results::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* FAQ Styles */
.faq-section {
    margin-top: 30px;
}

.faq-item {
    margin-bottom: 30px;
    padding: 25px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    transition: box-shadow 0.2s ease;
}

.faq-item:hover {
    box-shadow: 0 4px 12px var(--shadow);
}

.faq-question {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
    line-height: 1.4;
}

.faq-answer {
    color: var(--text-secondary);
    line-height: 1.8;
}

.faq-answer p {
    margin-bottom: 12px;
}

.faq-answer ul,
.faq-answer ol {
    margin: 12px 0;
    padding-left: 25px;
}

.faq-answer li {
    margin-bottom: 8px;
}

.faq-answer strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Header Layout */
.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    margin-bottom: 30px;
    gap: 20px;
}

.header-nav {
    display: flex;
    gap: 8px;
    align-items: center;
    flex: 1;
    justify-content: center;
}

.nav-button {
    padding: 8px 16px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.nav-button:hover {
    background: var(--bg-secondary);
    border-color: var(--accent);
    color: var(--accent);
}

.nav-button:active {
    transform: scale(0.98);
}

.header-controls {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-shrink: 0;
}

header {
    margin-bottom: 30px;
}

/* Mobile adjustments for header */
@media (max-width: 768px) {
    .header-top {
        flex-wrap: wrap;
        gap: 15px;
    }
    
    .header-nav {
        order: 3;
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .nav-button {
        font-size: 0.85rem;
        padding: 6px 12px;
    }
    
    .header-controls {
        order: 2;
    }
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

/* Show sidebar nav on desktop - Vertical Sidebar */
.sidebar-nav {
    display: flex !important;
    flex-direction: column !important;
    gap: 8px;
    align-items: stretch;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 8px var(--shadow);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Navigation - Base styles */
.main-nav {
    display: flex;
    gap: 4px;
    align-items: center;
    flex-wrap: wrap;
}

.main-nav .nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    white-space: nowrap;
    padding: 4px 8px;
    border-radius: 4px;
}

/* Sidebar nav links - vertical layout */
.sidebar-nav .nav-link {
    padding: 10px 12px;
    border-radius: 6px;
    display: block;
    text-align: left;
}

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

/* Footer Styles */
.site-footer {
    margin-top: 80px;
    padding: 60px 20px 30px;
    background: var(--card-bg);
    border-top: 1px solid var(--border);
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto 40px;
}

.footer-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.footer-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.footer-heading {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.footer-button {
    padding: 10px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s ease;
    display: inline-block;
    width: 100%;
    max-width: 250px;
}

.footer-button:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
    transform: translateY(-2px);
}

.social-share-buttons {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
}

.social-share-btn {
    width: 40px;
    height: 40px;
    padding: 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.social-share-btn:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
    transform: translateY(-2px);
}

.social-share-btn svg {
    width: 20px;
    height: 20px;
}

.footer-separator {
    width: 100%;
    height: 1px;
    background: var(--border);
    margin: 40px auto;
    max-width: 1200px;
}

.footer-bottom {
    text-align: center;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.footer-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.footer-link {
    font-size: 0.875rem;
    color: var(--accent);
    text-decoration: underline;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--accent-hover);
}

/* Mobile Footer */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-section {
        max-width: 100%;
    }
    
    .social-share-buttons {
        justify-content: center;
    }
    
    .site-footer {
        padding: 40px 15px 20px;
    }
}

.nav-controls-sidebar {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.nav-controls-sidebar .nav-theme-toggle {
    width: 100%;
    height: 40px;
    border-radius: 8px;
}

.nav-controls-sidebar .nav-language-select {
    width: 100%;
}

/* nav-controls removed - language select is now inline with nav */

.language-select {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--card-bg);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.nav-language-select {
    margin-left: 4px;
    flex-shrink: 0;
}

.language-select:hover {
    border-color: var(--accent);
}

.language-select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}