:root {
    --primary-color: #00f7ff;
    --secondary-color: #ff00e6;
    --dark-color: #0a0a1a;
    --light-color: rgba(255, 255, 255, 0.1);
    --text-color: #ffffff;
    --text-light: rgba(255, 255, 255, 0.7);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    --radius: 16px;
    --transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

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

body {
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--dark-color);
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
    padding: 0;
}

.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.particle {
    position: absolute;
    background: radial-gradient(circle, var(--color, #00f7ff) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(2px);
    animation: float var(--duration, 20s) infinite ease-in-out;
    opacity: var(--opacity, 0.6);
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    25% { transform: translate(var(--tx1, 50px), var(--ty1, 50px)); }
    50% { transform: translate(var(--tx2, 100px), var(--ty2, 0)); }
    75% { transform: translate(var(--tx3, 50px), var(--ty3, -50px)); }
}

.waves {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100px;
    z-index: -1;
    overflow: hidden;
    transform: rotate(180deg);
}

.wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 200%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg viewBox="0 0 1200 120" xmlns="http://www.w3.org/2000/svg" preserveAspectRatio="none"><path d="M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z" fill="rgba(0, 247, 255, 0.1)"/><path d="M0,0V15.81C13,36.92,27.64,56.86,47.69,72.05,99.41,111.27,165,111,224.58,91.58c31.15-10.15,60.09-26.07,89.67-39.8,40.92-19,84.73-46,130.83-49.67,36.26-2.85,70.9,9.42,98.6,31.56,31.77,25.39,62.32,62,103.63,73,40.44,10.79,81.35-6.69,119.13-24.28s75.16-39,116.92-43.05c59.73-5.85,113.28,22.88,168.9,38.84,30.2,8.66,59,6.17,87.09-7.5,22.43-10.89,48-26.93,60.65-49.24V0Z" fill="rgba(0, 247, 255, 0.2)"/><path d="M0,0V5.63C149.93,59,314.09,71.32,475.83,42.57c43-7.64,84.23-20.12,127.61-26.46,59-8.63,112.48,12.24,165.56,35.4C827.93,77.22,886,95.24,951.2,90c86.53-7,172.46-45.71,248.8-84.81V0Z" fill="rgba(0, 247, 255, 0.3)"/></svg>');
    background-repeat: repeat-x;
    background-position: 0 bottom;
    background-size: 50% 100%;
    animation: wave 15s linear infinite;
}

.wave:nth-child(2) {
    animation: wave 25s linear infinite reverse;
    opacity: 0.5;
}

.wave:nth-child(3) {
    animation: wave 30s linear infinite;
    opacity: 0.3;
}

@keyframes wave {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.container {
    display: grid;
    grid-template-columns: 270px 1fr 275px;
    gap: 15px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 10px;
    position: relative;
    z-index: 1;
}

.sidebar {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--radius);
    padding: 15px;
    box-shadow: var(--glass-shadow);
    height: calc(100vh - 40px);
    overflow-y: auto;
    scrollbar-width: none; 
}

.sidebar::-webkit-scrollbar {
    display: none;
}

.logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 10px;
    text-align: center;
}

.description {
    color: var(--text-light);
    margin-bottom: 20px;
    font-size: 12px;
    text-align: center;
}

.developer-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 30px;
}

.dev-info-item {
    background: var(--light-color);
    padding: 10px;
    border-radius: var(--radius);
    text-align: center;
    font-size: 12px;
    transition: var(--transition);
    backdrop-filter: blur(5px);
}

.dev-info-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 247, 255, 0.2);
}

.dev-info-label {
    font-weight: 500;
    display: block;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.timezone-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.timezone-card {
    background: var(--light-color);
    padding: 15px 10px;;
    border-radius: var(--radius);
    transition: var(--transition);
    backdrop-filter: blur(5px);
    position: relative;
    overflow: hidden;
}

.timezone-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(0, 247, 255, 0.1), transparent);
    transform: rotate(45deg);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { left: -100%; }
    100% { left: 100%; }
}

.timezone-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 247, 255, 0.2);
}

.timezone-name {
    font-weight: 500;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.timezone-time {
    font-size: 16px;
    font-weight: 500;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
}

.main-content {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--radius);
    padding: 15px;
    box-shadow: var(--glass-shadow);
    height: calc(100vh - 40px);
    overflow-y: auto;
    scrollbar-width: none;
}

.main-content::-webkit-scrollbar {
    display: none;
}

.current-location-section {
    background: var(--light-color);
    border-radius: var(--radius);
    padding: 10px;
    margin-bottom: 20px;
    backdrop-filter: blur(5px);
    position: relative;
    overflow: hidden;
}

.current-location-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 80% 20%, rgba(0, 247, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.location-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.location-title {
    font-size: 18px;
    font-weight: 500;
    color: var(--primary-color);
}

.time-format-tabs {
    display: flex;
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius);
    padding: 3px;
    border: 1px solid var(--glass-border);
}

.time-tab {
    padding: 5px 12px;
    cursor: pointer;
    border-radius: 4px;
    font-size: 12px;
    transition: var(--transition);
}

.time-tab.active {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    color: var(--dark-color);
    font-weight: 500;
}

.clock-container {
    display: flex;
    justify-content: center;
    margin: 20px 0;
    position: relative;
}

.clock {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.3);
    position: relative;
    border: 2px solid rgba(0, 247, 255, 0.3);
    box-shadow: 0 0 30px rgba(0, 247, 255, 0.2), inset 0 0 20px rgba(0, 247, 255, 0.1);
}

.clock-face {
    position: relative;
    width: 100%;
    height: 100%;
    transform: translateY(-3px);
}

.clock-number {
    position: absolute;
    width: 100%;
    height: 100%;
    text-align: center;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-color);
}

.clock-number span {
    position: absolute;
    transform: translateX(-50%);
}

.clock-tick {
    position: absolute;
    width: 2px;
    height: 6px;
    background: var(--text-color);
    left: 50%;
    transform-origin: 50% 100px;
    opacity: 0.7;
    margin-left: -1px;
}

.hand {
    width: 50%;
    height: 2px;
    background: var(--text-color);
    position: absolute;
    top: 50%;
    transform-origin: 100%;
    transform: rotate(90deg);
    transition: all 0.5s cubic-bezier(0.1, 2.7, 0.58, 1);
    filter: drop-shadow(0 0 3px rgba(0, 247, 255, 0.7));
}

.hour-hand {
    height: 4px;
    width: 35%;
    left: 15%;
    background: linear-gradient(90deg, transparent, var(--primary-color));
}

.minute-hand {
    height: 3px;
    width: 45%;
    left: 5%;
    background: linear-gradient(90deg, transparent, var(--text-color));
}

.second-hand {
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--secondary-color));
}

.clock-center {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 12px;
    height: 12px;
    background: var(--secondary-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    box-shadow: 0 0 10px var(--secondary-color);
}

.digital-time-section {
    text-align: center;
    margin-bottom: 20px;
}

.current-time {
    font-size: 36px;
    font-weight: 500;
    margin-bottom: 5px;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 10px rgba(0, 247, 255, 0.3);
}

.current-date {
    font-size: 16px;
    margin-bottom: 15px;
    color: var(--text-light);
}

.time-info {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1px;
    margin-bottom: 20px;
}

.time-info-item {
    display: flex;
    align-items: center;
    background: rgba(0, 0, 0, 0.3);
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 12px;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.time-info-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 247, 255, 0.2);
}

.time-info-item i {
    margin-right: 8px;
    color: var(--primary-color);
    font-size: 14px;
}

.dev-time-section {
    background: var(--light-color);
    padding: 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    backdrop-filter: blur(5px);
    position: relative;
    overflow: hidden;
}

.dev-time-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 80%, rgba(255, 0, 230, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.section-title {
    font-size: 16px;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--glass-border);
    color: var(--primary-color);
}

.dev-time-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.dev-time-card {
    background: rgba(0, 0, 0, 0.3);
    padding: 15px;
    border-radius: var(--radius);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.dev-time-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 247, 255, 0.2);
}

.dev-time-label {
    font-weight: 500;
    margin-right: 10px;
    font-size: 12px;
    color: var(--text-light);
}

.content-section {
    background: var(--light-color);
    padding: 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    backdrop-filter: blur(5px);
}

.countries-section {
    background: var(--light-color);
    padding: 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    backdrop-filter: blur(5px);
}

.countries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
}

.country-card {
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius);
    padding: 15px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
    color: var(--text-color);
    text-decoration: none;
    display: block;
}

.country-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 247, 255, 0.1) 0%, rgba(255, 0, 230, 0.1) 100%);
    opacity: 0;
    transition: var(--transition);
}

.country-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 247, 255, 0.2);
    color: var(--primary-color);
}

.country-card:hover::before {
    opacity: 1;
}

.footer {
    background: rgba(0, 247, 255, 0);
    color: var(--white);
    padding: 20px;
    border-radius: var(--radius);
    margin-top: 20px;
    backdrop-filter: blur(5px);
    border: 1px solid var(--glass-border);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.footer-column h3 {
    font-size: 16px;
    margin-bottom: 15px;
    position: relative;
    padding-bottom: 10px;
    color: var(--primary-color);
}

.footer-column h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a,
.dev-info-item a {
    color: var(--text-light);
    transition: var(--transition);
    font-size: 12px;
    display: inline-block;
    text-decoration: none;
}
    color: var(--text-light);
    transition: var(--transition);
    font-size: 12px;
    display: inline-block;
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.footer-contact p {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
    color: var(--text-light);
    font-size: 12px;
}

.footer-contact i {
    margin-right: 8px;
    color: var(--primary-color);
    font-size: 14px;
}

.footer-bottom {
    border-top: 1px solid var(--glass-border);
    padding-top: 15px;
    text-align: center;
    color: var(--text-light);
    font-size: 12px;
}

.footer-bottom a {
    color: var(--text-light);
    margin: 0 5px;
    transition: var(--transition);
    text-decoration: none;
}

.footer-bottom a:hover {
    color: var(--primary-color);
}

.right-sidebar {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--radius);
    padding: 15px;
    box-shadow: var(--glass-shadow);
    height: calc(100vh - 40px);
    overflow-y: auto;
    scrollbar-width: none;
}

.right-sidebar::-webkit-scrollbar {
    display: none;
}

.search-box {
    display: flex;
    margin-bottom: 20px;
    position: relative;
}

.search-input {
    flex: 1;
    padding: 10px 15px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius) 0 0 var(--radius);
    font-size: 12px;
    color: var(--text-color);
    transition: var(--transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(0, 247, 255, 0.3);
}

.search-btn {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    color: var(--dark-color);
    border: none;
    padding: 10px 15px;
    border-radius: 0 var(--radius) var(--radius) 0;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
}

.search-btn:hover {
    opacity: 0.8;
}

.hot-cities-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.city-card {
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius);
    padding: 15px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
    color: var(--text-color);
    text-decoration: none;
    display: block;
}

.city-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 247, 255, 0.1) 0%, rgba(255, 0, 230, 0.1) 100%);
    opacity: 0;
    transition: var(--transition);
}

.city-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 247, 255, 0.2);
    color: var(--primary-color);
}

.city-card:hover::before {
    opacity: 1;
}

.city-name {
    font-weight: 500;
    margin-bottom: 5px;
    font-size: 12px;
    color: var(--primary-color);
}

.city-date {
    font-size: 10px;
    color: var(--text-light);
    margin-bottom: 5px;
}

.city-time-display {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1px;
}

.time-part {
    background: rgba(0, 0, 0, 0.5);
    color: var(--text-color);
    padding: 3px 5px;
    border-radius: 3px;
    font-size: 12px;
    min-width: 30px;
    text-align: center;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
}

.seconds {
    background: rgba(255, 0, 230, 0.3);
}

@media (max-width: 1200px) {
    .container {
grid-template-columns: 1fr;
    }
    
    .sidebar {
height: auto;
margin-bottom: 20px;
    }
    
    .main-content {
height: auto;
    }
    
    .right-sidebar {
height: auto;
margin-top: 20px;
    }
}

@media (max-width: 768px) {
    .dev-time-cards {
grid-template-columns: 1fr;
    }
    
    .countries-grid {
grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
grid-template-columns: repeat(2, 1fr);
    }
    
    .hot-cities-grid {
grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    
    .clock {
width: 150px;
height: 150px;
    }
    
    .current-time {
font-size: 28px;
    }
    
    .clock-tick {
transform-origin: 50% 75px;
    }
}

.animate-pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.animate-float {
    animation: float-up 3s infinite ease-in-out;
}

@keyframes float-up {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.animate-rotate {
    animation: rotate 10s linear infinite;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.highlight {
    animation: highlight 1.5s ease-in-out;
    box-shadow: 0 0 20px rgba(0, 247, 255, 0.5);
}

@keyframes highlight {
    0% { transform: scale(1); box-shadow: 0 0 0 rgba(0, 247, 255, 0); }
    50% { transform: scale(1.05); box-shadow: 0 0 20px rgba(0, 247, 255, 0.5); }
    100% { transform: scale(1); box-shadow: 0 0 0 rgba(0, 247, 255, 0); }
}

.content-faq {
    background: var(--light-color);
    padding: 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    backdrop-filter: blur(5px);
    border: 1px solid var(--glass-border);
}

.faq-item {
    margin-bottom: 15px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.faq-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 247, 255, 0.2);
}

.faq-question {
    padding: 10px;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-color);
    position: relative;
    display: flex;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary-color);
}

.faq-question::after {
    content: '+';
    position: absolute;
    right: 15px;
    font-size: 18px;
    color: var(--primary-color);
    transition: var(--transition);
}

.faq-question.active::after {
    content: '-';
    color: var(--secondary-color);
}

.faq-answer {
    padding: 0 15px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease-in-out;
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.6;
}

.faq-answer.show {
    padding: 0 15px 15px;
    max-height: 500px;
}

.faq-answer p {
    margin: 0;
    padding: 0;
}

/* 面包屑导航样式 */
.breadcrumb-container {
    margin: 15px 0;
}

.breadcrumb-nav {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    font-size: 14px;
    color: var(--text-light);
    background: rgba(0, 0, 0, 0.2);
    padding: 10px 15px;
    border-radius: var(--radius);
    backdrop-filter: blur(5px);
}

.breadcrumb-label {
    margin-right: 5px;
    font-weight: 500;
}

.breadcrumb-separator {
    margin: 0 8px;
    font-weight: 500;
}

.breadcrumb-item {
    display: inline-flex;
    align-items: center;
}

.breadcrumb-item a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
    position: relative;
}

.breadcrumb-item a:hover {
    color: var(--primary-color);
    transform: translateY(-1px);
}

.breadcrumb-item a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: var(--transition);
}

.breadcrumb-item a:hover::after {
    width: 100%;
}

.breadcrumb-current {
    color: var(--primary-color);
    font-weight: 500;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .breadcrumb-nav {
        font-size: 13px;
        padding: 8px 12px;
    }
    
    .breadcrumb-separator {
        margin: 0 5px;
    }
}

@media (max-width: 480px) {
    .breadcrumb-nav {
        font-size: 12px;
    }
    
    .breadcrumb-label {
        display: none;
    }
}