/* Reset and Base Styles - Chanel Inspired */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #000000;
    background-color: #ffffff;
    overflow-x: hidden;
    font-weight: 300;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header Styles - Chanel Inspired */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid #e5e5e5;
    z-index: 1000;
    transition: all 0.3s ease;
    padding: 1.5rem 0;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    padding: 1rem 0;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: nowrap;
    white-space: nowrap;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.5rem;
    font-weight: 300;
    color: #000000;
    text-decoration: none;
    white-space: nowrap;
    flex-shrink: 0;
}

.logo-icon {
    width: 40px;
    height: 40px;
    border: 2px solid #000000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.logo-symbol {
    font-family: 'Playfair Display', serif;
    font-size: 1.2rem;
    font-weight: 400;
    color: #000000;
}

.logo-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 50%;
}

.logo:hover .logo-icon {
    background: #000000;
    transform: scale(1.05);
}

.logo:hover .logo-symbol {
    color: #ffffff;
}

.logo:hover .logo-image {
    opacity: 0.8;
    transform: scale(1.1);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
    white-space: nowrap;
    flex-shrink: 0;
}

.nav-link {
    text-decoration: none;
    color: #000000;
    font-weight: 300;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
    white-space: nowrap;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: #000000;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link:hover {
    color: #666666;
}

.language-switcher {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
    flex-shrink: 0;
}

.lang-btn {
    background: none;
    border: none;
    color: #666666;
    font-size: 0.8rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: all 0.3s ease;
    font-weight: 300;
    letter-spacing: 0.5px;
}

.lang-btn.active,
.lang-btn:hover {
    color: #000000;
    font-weight: 400;
}

.separator {
    color: #cccccc;
    font-size: 0.8rem;
}

/* Hero Section - Chanel Inspired */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: #ffffff;
    margin-top: 100px;
    overflow: hidden;
    padding: 0;
}

/* 时钟挂件样式 */
.dual-clock-widget {
    position: absolute;
    top: 10px;
    left: 20px;
    z-index: 10;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    min-width: 280px;
}

.dual-clock-widget:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

/* 时间标签 */
.time-label {
    font-size: 11px;
    font-weight: 700;
    color: #000;
    text-align: center;
    margin-bottom: 5px;
    letter-spacing: 0.5px;
}

/* 大数字时钟 */
.main-digital-clock {
    font-size: 48px;
    font-weight: 900;
    color: #000;
    font-family: 'Arial', 'Helvetica', sans-serif;
    letter-spacing: 2px;
    text-align: center;
    line-height: 1.2;
}

/* 日期信息 */
.date-info {
    text-align: center;
    margin: 5px 0;
}

.date-text {
    font-size: 13px;
    color: #000;
    font-weight: 700;
}

.date-text-zh {
    font-size: 11px;
    color: #666;
    font-weight: 600;
    margin-top: 3px;
}

/* 城市时间框容器 */
.city-time-boxes {
    display: flex;
    gap: 10px;
    width: 100%;
    justify-content: center;
}

/* 单个城市时间框 */
.city-time-box {
    background: rgba(240, 240, 240, 0.8);
    border-radius: 8px;
    padding: 10px 12px;
    text-align: center;
    min-width: 70px;
    flex: 1;
    transition: all 0.2s ease;
}

.city-time-box:hover {
    background: rgba(230, 230, 230, 0.9);
    transform: translateY(-2px);
}

.city-name-box {
    font-size: 12px;
    color: #000;
    font-weight: 700;
    margin-bottom: 5px;
}

.city-time-display {
    font-size: 18px;
    font-weight: 900;
    color: #000;
    font-family: 'Arial', 'Helvetica', sans-serif;
}

.clock-wrapper {
    text-align: center;
    position: relative;
}

.clock-container {
    position: relative;
    width: 100px;
    height: 100px;
    margin: 15px auto 10px;
    border-radius: 50%;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
    border: 3px solid #ddd;
}

/* 韩国时钟样式 */
.seoul-clock {
    background: white;
    border-color: #ddd;
}

/* 香港时钟样式 */
.hongkong-clock {
    background: #de2910;
    border-color: #de2910;
}

/* 时钟刻度 */
.clock-marks {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 3;
}

.mark {
    position: absolute;
    background: #666;
    transform-origin: center bottom;
}

.hour-mark {
    width: 2.5px;
    height: 9px;
}

.minute-mark {
    width: 1px;
    height: 4px;
}

.seoul-clock .mark {
    background: #333;
}

.hongkong-clock .mark {
    background: rgba(255, 255, 255, 0.9);
}

/* 时钟数字 */
.clock-numbers {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 4;
}

.number {
    position: absolute;
    font-weight: bold;
    font-size: 10px;
    transform-origin: center;
    user-select: none;
}

.seoul-clock .number {
    color: #333;
}

.hongkong-clock .number {
    color: white;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

/* 国旗设计 */
.flag-design {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
}

/* 韩国太极旗设计 - 作为时钟背景 */
.seoul-clock::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    background: conic-gradient(from 90deg, #c41e3a 0deg 180deg, #003478 180deg 360deg);
    z-index: 0;
}


.trigram {
    position: absolute;
    font-size: 8px;
    color: #333;
    font-weight: bold;
    z-index: 1;
}

.trigram-12 {
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
}

.trigram-3 {
    top: 50%;
    right: 6px;
    transform: translateY(-50%);
}

.trigram-6 {
    bottom: 6px;
    left: 50%;
    transform: translateX(-50%);
}

.trigram-9 {
    top: 50%;
    left: 6px;
    transform: translateY(-50%);
}

/* 香港紫荆花设计 - 作为时钟背景 */
.hongkong-clock::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 38px;
    height: 38px;
    transform: translate(-50%, -50%);
    background: 
        radial-gradient(circle at 50% 20%, white 0%, white 18%, transparent 18%),
        radial-gradient(circle at 80% 40%, white 0%, white 18%, transparent 18%),
        radial-gradient(circle at 80% 60%, white 0%, white 18%, transparent 18%),
        radial-gradient(circle at 50% 80%, white 0%, white 18%, transparent 18%),
        radial-gradient(circle at 20% 60%, white 0%, white 18%, transparent 18%);
    z-index: 0;
}


/* 时钟指针 */
.clock-hands {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    transform: translate(-50%, -50%);
    z-index: 5;
}

.hand {
    position: absolute;
    transform-origin: bottom center;
    border-radius: 50px;
    transition: transform 0.3s ease-out;
}

.hour-hand {
    width: 4px;
    height: 25px;
    background: #333;
    bottom: 0;
    left: 50%;
    margin-left: -2px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.minute-hand {
    width: 2px;
    height: 35px;
    bottom: 0;
    left: 50%;
    margin-left: -1px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.second-hand {
    width: 1px;
    height: 38px;
    bottom: 0;
    left: 50%;
    margin-left: -0.5px;
    transition: transform 0.1s ease-out;
}

.seoul-clock .minute-hand {
    background: #003478;
}

.seoul-clock .second-hand {
    background: #c41e3a;
}

.hongkong-clock .hour-hand,
.hongkong-clock .minute-hand {
    background: white;
}

.hongkong-clock .second-hand {
    background: #ffd700;
    box-shadow: 0 0 8px rgba(255, 215, 0, 0.6);
}

.center-dot {
    position: absolute;
    width: 6px;
    height: 6px;
    background: #333;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    margin-top: -3px;
    margin-left: -3px;
    z-index: 5;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.hongkong-clock .center-dot {
    background: #ffd700;
}

/* 数字时间显示 */
.digital-time-display {
    font-size: 11px;
    font-family: 'Courier New', 'Monaco', monospace;
    font-weight: bold;
    background: rgba(255, 255, 255, 0.9);
    padding: 4px 8px;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    color: #000;
    text-align: center;
    margin-bottom: 5px;
}

/* 城市信息 */
.city-info {
    text-align: center;
}

.city-name {
    font-size: 11px;
    font-weight: 600;
    margin-bottom: 3px;
    color: #333;
}

.city-name-korean {
    font-size: 9px;
    color: #666;
    margin-bottom: 3px;
}

/* 分隔线 */
.clock-divider {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    height: 60px;
    justify-content: center;
}

.diamond {
    width: 4px;
    height: 4px;
    background: #ccc;
    transform: rotate(45deg);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .dual-clock-widget {
        top: 8px;
        left: 8px;
        padding: 10px;
        gap: 8px;
        min-width: 240px;
        min-height: 140px;
    }
    
    .clock-container {
        width: 70px;
        height: 70px;
    }
    
    .hour-hand {
        width: 3px;
        height: 18px;
        margin-left: -1.5px;
    }
    
    .minute-hand {
        width: 1.5px;
        height: 25px;
        margin-left: -0.75px;
    }
    
    .second-hand {
        width: 1px;
        height: 28px;
        margin-left: -0.5px;
    }
    
    .center-dot {
        width: 4px;
        height: 4px;
        margin-top: -2px;
        margin-left: -2px;
    }
    
    .city-name {
        font-size: 9px;
    }
    
    .city-name-korean {
        font-size: 7px;
    }
    
    .digital-time-display {
        font-size: 8px;
        padding: 3px 6px;
    }
    
    .clock-widget-title {
        font-size: 10px;
    }
    
    .trigram {
        font-size: 6px;
    }
    
    .trigram-12 {
        top: 4px;
    }
    
    .trigram-3 {
        right: 4px;
    }
    
    .trigram-6 {
        bottom: 4px;
    }
    
    .trigram-9 {
        left: 4px;
    }
    
    .seoul-clock::before {
        width: 30px;
        height: 30px;
    }
    
    .hongkong-clock::before {
        width: 26px;
        height: 26px;
    }
    
    .number {
        font-size: 7px;
    }
    
    .hour-mark {
        width: 1.5px;
        height: 6px;
    }
    
    .minute-mark {
        width: 0.5px;
        height: 3px;
    }
    
    .taegeuk-red,
    .taegeuk-blue {
        width: 15px;
        height: 30px;
    }
    
    .bauhinia-flower {
        width: 30px;
        height: 30px;
    }
    
    .petal {
        width: 8px;
        height: 8px;
    }
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 248, 248, 0.8) 100%);
    z-index: 1;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(212, 175, 55, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(212, 175, 55, 0.03) 0%, transparent 50%);
    z-index: 1;
}

.hero-background::after {
    content: '한국';
    position: absolute;
    top: 10%;
    right: 5%;
    font-family: 'Playfair Display', serif;
    font-size: 8rem;
    font-weight: 300;
    color: rgba(212, 175, 55, 0.05);
    z-index: 1;
    letter-spacing: -2px;
    transform: rotate(-15deg);
}

.hero-content {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    margin: 0;
    z-index: 2;
    position: relative;
}

.hero-text {
    text-align: center;
    max-width: 800px;
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: 4rem;
    font-weight: 300;
    color: #ffffff;
    margin-bottom: 2rem;
    letter-spacing: -2px;
    line-height: 1.1;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: 1.1rem;
    color: #ffffff;
    margin-bottom: 3rem;
    font-weight: 300;
    line-height: 1.7;
    max-width: 600px;
    letter-spacing: 0.3px;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.5);
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-image-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    border-radius: 0;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
}

/* Hero Slider Styles */
.hero-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide .hero-background-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
    z-index: 1;
}

.hero-slide:hover .hero-background-image {
    transform: scale(1.03);
}

/* Hero Indicators */
.hero-indicators {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 1rem;
    z-index: 4;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.indicator.active,
.indicator:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(255, 255, 255, 0.9);
    transform: scale(1.2);
}

/* 韩国与香港时间对照时钟组件 */
.korea-hongkong-clock-widget {
    position: absolute;
    top: 1.5rem;
    left: 1.5rem;
    z-index: 5;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 
        0 15px 50px rgba(0, 0, 0, 0.15),
        0 0 0 1px rgba(255, 255, 255, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.4);
    transition: all 0.4s ease;
    min-width: 450px;
}

.clock-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: #1a1a1a;
    letter-spacing: 1px;
}

.flag-emoji {
    font-size: 1.5rem;
    animation: bounce 2s infinite;
}

.title-text {
    font-family: 'Playfair Display', serif;
    animation: pulse 3s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-5px);
    }
    60% {
        transform: translateY(-3px);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.korea-hongkong-clock-widget:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.2),
        0 0 0 1px rgba(255, 255, 255, 0.4);
}

.korea-hongkong-clock-widget .clock-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.2rem;
}

.korea-hongkong-clock-widget .flag-clock {
    position: relative;
    width: 180px;
    height: 140px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.korea-hongkong-clock-widget .flag-clock:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);
}

.korea-hongkong-clock-widget .flag-clock svg {
    position: absolute;
    top: 8px;
    left: 8px;
    width: 30px;
    height: 20px;
    border-radius: 3px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.korea-hongkong-clock-widget .flag-clock canvas {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.8);
}

.korea-hongkong-clock-widget .flag-clock .label {
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.7rem;
    font-weight: 500;
    color: #333;
    text-align: center;
    padding: 2px 4px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 4px;
    white-space: nowrap;
}

.korea-hongkong-clock-widget .flag-clock .digital-time {
    position: absolute;
    bottom: 25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.9rem;
    font-weight: 600;
    color: #1a1a1a;
    text-align: center;
    padding: 4px 8px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    font-family: 'Courier New', monospace;
    letter-spacing: 1px;
    animation: digital-pulse 2s infinite;
}

@keyframes digital-pulse {
    0%, 100% {
        opacity: 1;
        transform: translateX(-50%) scale(1);
    }
    50% {
        opacity: 0.8;
        transform: translateX(-50%) scale(1.02);
    }
}

/* 连接动画 */
.connection-animation {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
    margin: 0 0.5rem;
}

.pulse-dot {
    width: 6px;
    height: 6px;
    background: linear-gradient(45deg, #c60c30, #003478);
    border-radius: 50%;
    animation: pulse-dot 1.5s infinite;
}

.pulse-dot:nth-child(2) {
    animation-delay: 0.3s;
}

.pulse-dot:nth-child(3) {
    animation-delay: 0.6s;
}

@keyframes pulse-dot {
    0%, 100% {
        opacity: 0.3;
        transform: scale(0.8);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

/* 韩国与香港时钟响应式设计 */
@media (max-width: 768px) {
    .korea-hongkong-clock-widget {
        top: 1rem;
        left: 1rem;
        padding: 1.5rem;
        min-width: 400px;
    }
    
    .clock-title {
        font-size: 1rem;
        gap: 0.8rem;
        margin-bottom: 1rem;
    }
    
    .flag-emoji {
        font-size: 1.3rem;
    }
    
    .korea-hongkong-clock-widget .clock-container {
        gap: 0.8rem;
    }
    
    .connection-animation {
        margin: 0 0.3rem;
    }
    
    .pulse-dot {
        width: 5px;
        height: 5px;
    }
    
    .korea-hongkong-clock-widget .flag-clock {
        width: 150px;
        height: 120px;
    }
    
    .korea-hongkong-clock-widget .flag-clock canvas {
        width: 100px;
        height: 100px;
    }
    
    .korea-hongkong-clock-widget .digital-time {
        font-size: 0.8rem;
        padding: 3px 0;
        bottom: 20px;
    }
    
    .korea-hongkong-clock-widget .label {
        font-size: 0.65rem;
        padding: 2px 0;
    }
}

@media (max-width: 480px) {
    .korea-hongkong-clock-widget {
        top: 0.5rem;
        left: 0.5rem;
        padding: 1rem;
        min-width: 350px;
    }
    
    .clock-title {
        font-size: 0.9rem;
        gap: 0.6rem;
        margin-bottom: 0.8rem;
    }
    
    .flag-emoji {
        font-size: 1.2rem;
    }
    
    .korea-hongkong-clock-widget .clock-container {
        gap: 0.6rem;
    }
    
    .connection-animation {
        margin: 0 0.2rem;
    }
    
    .pulse-dot {
        width: 4px;
        height: 4px;
    }
    
    .korea-hongkong-clock-widget .flag-clock {
        width: 130px;
        height: 100px;
    }
    
    .korea-hongkong-clock-widget .flag-clock canvas {
        width: 80px;
        height: 80px;
    }
    
    .korea-hongkong-clock-widget .digital-time {
        font-size: 0.7rem;
        padding: 2px 0;
        bottom: 18px;
    }
    
    .korea-hongkong-clock-widget .label {
        font-size: 0.6rem;
        padding: 1px 0;
    }
}

.korean-flag-clock-widget:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.2),
        0 0 0 1px rgba(255, 255, 255, 0.5);
}

.flag-clock-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

/* 韩国国旗背景 */
.flag-background {
    position: relative;
    width: 120px;
    height: 120px;
    background: #ffffff;
    border-radius: 50%;
    border: 3px solid #000000;
    box-shadow: 
        0 0 30px rgba(0, 0, 0, 0.2),
        inset 0 0 20px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.flag-circle {
    position: relative;
    width: 100%;
    height: 100%;
    background: #ffffff;
}

/* 太极图案 */
.taegeuk-pattern {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #ffffff;
    border: 2px solid #000000;
    overflow: hidden;
}

.taegeuk-red {
    position: absolute;
    top: 0;
    left: 0;
    width: 50%;
    height: 100%;
    background: #cd2e3a;
    border-radius: 30px 0 0 30px;
}

.taegeuk-blue {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: #0047a0;
    border-radius: 0 30px 30px 0;
}

.taegeuk-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background: #ffffff;
    border-radius: 50%;
    border: 1px solid #000000;
}

/* 八卦符号 */
.trigram {
    position: absolute;
    font-size: 12px;
    color: #000000;
    font-weight: bold;
    text-shadow: 0 0 3px rgba(0, 0, 0, 0.3);
    z-index: 2;
}

.trigram-heaven { top: 8px; left: 50%; transform: translateX(-50%); }
.trigram-lake { top: 20px; right: 15px; }
.trigram-fire { top: 50%; right: 8px; transform: translateY(-50%); }
.trigram-thunder { bottom: 20px; right: 15px; }
.trigram-earth { bottom: 8px; left: 50%; transform: translateX(-50%); }
.trigram-mountain { bottom: 20px; left: 15px; }
.trigram-water { top: 50%; left: 8px; transform: translateY(-50%); }
.trigram-wind { top: 20px; left: 15px; }

/* 时钟表盘 */
.flag-clock-face {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    border: 2px solid #000000;
    box-shadow: 
        0 0 15px rgba(0, 0, 0, 0.1),
        inset 0 0 10px rgba(0, 0, 0, 0.05);
    z-index: 3;
}

.clock-center-flag {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 6px;
    height: 6px;
    background: #000000;
    border-radius: 50%;
    z-index: 4;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
}

.hour-hand-flag {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2px;
    height: 20px;
    background: #000000;
    transform-origin: bottom center;
    border-radius: 1px;
    z-index: 3;
    box-shadow: 0 0 3px rgba(0, 0, 0, 0.5);
}

.minute-hand-flag {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1.5px;
    height: 28px;
    background: #000000;
    transform-origin: bottom center;
    border-radius: 1px;
    z-index: 2;
    box-shadow: 0 0 3px rgba(0, 0, 0, 0.5);
}

.second-hand-flag {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1px;
    height: 32px;
    background: #cd2e3a;
    transform-origin: bottom center;
    z-index: 1;
    box-shadow: 0 0 3px rgba(205, 46, 58, 0.5);
}

.hour-markers-flag {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.marker-flag {
    position: absolute;
    font-size: 8px;
    font-weight: 700;
    color: #000000;
    transform: translate(-50%, -50%);
    text-shadow: 0 0 2px rgba(255, 255, 255, 0.8);
    z-index: 2;
}

.marker-12-flag { top: 6px; left: 50%; }
.marker-3-flag { top: 50%; right: 6px; transform: translate(50%, -50%); }
.marker-6-flag { bottom: 6px; left: 50%; transform: translate(-50%, 50%); }
.marker-9-flag { top: 50%; left: 6px; transform: translate(-50%, -50%); }

/* 数字时间显示 */
.flag-digital-time {
    text-align: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    padding: 1rem 1.5rem;
    border-radius: 15px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    min-width: 200px;
}

.flag-time-label {
    font-size: 0.9rem;
    color: #333333;
    font-weight: 600;
    margin-bottom: 0.5rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.flag-time-display {
    font-size: 1.8rem;
    font-weight: 700;
    color: #000000;
    font-family: 'Courier New', monospace;
    letter-spacing: 2px;
    margin-bottom: 0.3rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.flag-date-display {
    font-size: 0.8rem;
    color: #666666;
    font-weight: 500;
    letter-spacing: 0.3px;
}


/* 导航栏响应式设计 */
@media (max-width: 1200px) {
    .nav-list {
        gap: 1.5rem;
    }
    
    .nav-link {
        font-size: 0.75rem;
    }
    
    .logo {
        font-size: 1.3rem;
    }
}

@media (max-width: 992px) {
    .nav-list {
        gap: 1rem;
    }
    
    .nav-link {
        font-size: 0.7rem;
        letter-spacing: 0.3px;
    }
    
    .logo {
        font-size: 1.2rem;
    }
    
    .logo-icon {
        width: 35px;
        height: 35px;
    }
    
    .logo-symbol {
        font-size: 1rem;
    }
}

@media (max-width: 768px) {
    .header .container {
        padding: 0 1rem;
    }
    
    .nav-list {
        gap: 0.8rem;
    }
    
    .nav-link {
        font-size: 0.65rem;
        padding: 0.3rem 0;
    }
    
    .logo {
        font-size: 1.1rem;
        gap: 0.8rem;
    }
    
    .logo-icon {
        width: 32px;
        height: 32px;
    }
    
    .logo-symbol {
        font-size: 0.9rem;
    }
    
    .language-switcher {
        gap: 0.3rem;
    }
    
    .lang-btn {
        font-size: 0.7rem;
        padding: 0.3rem;
    }
}

@media (max-width: 480px) {
    .header .container {
        padding: 0 0.5rem;
    }
    
    .nav-list {
        gap: 0.5rem;
    }
    
    .nav-link {
        font-size: 0.6rem;
        letter-spacing: 0.2px;
        padding: 0.2rem 0;
    }
    
    .logo {
        font-size: 1rem;
        gap: 0.5rem;
    }
    
    .logo-icon {
        width: 28px;
        height: 28px;
    }
    
    .logo-symbol {
        font-size: 0.8rem;
    }
    
    .language-switcher {
        gap: 0.2rem;
    }
    
    .lang-btn {
        font-size: 0.6rem;
        padding: 0.2rem;
    }
    
    .separator {
        font-size: 0.6rem;
    }
}

/* Hero文字响应式设计 */
@media (max-width: 768px) {
    .hero-subtitle {
        font-size: 1rem;
        max-width: 90%;
        padding: 0 1rem;
    }
    
    .hero-text-overlay {
        padding: 2rem 1rem;
        max-width: 95%;
    }
}

@media (max-width: 480px) {
    .hero-subtitle {
        font-size: 0.9rem;
        max-width: 95%;
        line-height: 1.6;
    }
    
    .hero-text-overlay {
        padding: 1.5rem 0.5rem;
    }
}


/* 韩国国旗时钟响应式设计 */
@media (max-width: 768px) {
    .korean-flag-clock-widget {
        top: 1rem;
        left: 1rem;
        padding: 1.5rem;
        min-width: 240px;
    }
    
    .flag-background {
        width: 100px;
        height: 100px;
    }
    
    .taegeuk-pattern {
        width: 50px;
        height: 50px;
    }
    
    .taegeuk-center {
        width: 16px;
        height: 16px;
    }
    
    .flag-clock-face {
        width: 65px;
        height: 65px;
    }
    
    .hour-hand-flag {
        height: 16px;
        width: 1.5px;
    }
    
    .minute-hand-flag {
        height: 22px;
        width: 1px;
    }
    
    .second-hand-flag {
        height: 26px;
        width: 1px;
    }
    
    .trigram {
        font-size: 10px;
    }
    
    .flag-time-display {
        font-size: 1.5rem;
    }
    
    .flag-digital-time {
        min-width: 180px;
        padding: 0.8rem 1.2rem;
    }
}

@media (max-width: 480px) {
    .korean-flag-clock-widget {
        top: 0.5rem;
        left: 0.5rem;
        padding: 1rem;
        min-width: 200px;
    }
    
    .flag-background {
        width: 80px;
        height: 80px;
    }
    
    .taegeuk-pattern {
        width: 40px;
        height: 40px;
    }
    
    .taegeuk-center {
        width: 12px;
        height: 12px;
    }
    
    .flag-clock-face {
        width: 50px;
        height: 50px;
    }
    
    .hour-hand-flag {
        height: 12px;
        width: 1px;
    }
    
    .minute-hand-flag {
        height: 18px;
        width: 1px;
    }
    
    .second-hand-flag {
        height: 20px;
        width: 1px;
    }
    
    .trigram {
        font-size: 8px;
    }
    
    .marker-flag {
        font-size: 6px;
    }
    
    .flag-time-display {
        font-size: 1.2rem;
    }
    
    .flag-digital-time {
        min-width: 160px;
        padding: 0.6rem 1rem;
    }
    
    .flag-time-label {
        font-size: 0.8rem;
    }
    
    .flag-date-display {
        font-size: 0.7rem;
    }
}


.hero-text-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 3;
    text-align: center;
    color: #ffffff;
    padding: 3rem;
    background: transparent;
    max-width: 800px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.hero-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 0, 0, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
    pointer-events: none;
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    padding: 2rem;
}

.overlay-content {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    align-items: flex-start;
}

.business-tag {
    background: rgba(0, 0, 0, 0.8);
    color: #ffffff;
    padding: 0.8rem 1.5rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.korean-style {
    background: rgba(255, 255, 255, 0.9);
    color: #000000;
    padding: 0.6rem 1.2rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: 1px solid rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

/* Button Styles - Chanel Inspired */
.btn {
    padding: 1.2rem 3rem;
    border: none;
    border-radius: 0;
    font-size: 0.9rem;
    font-weight: 300;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.4s ease;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    display: inline-block;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: #000000;
    color: #ffffff;
    border: 1px solid #000000;
}

.btn-primary:hover {
    background: #333333;
    border-color: #333333;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* 询价表单按钮样式 */
.inquiry-form .btn-primary {
    background: #000000;
    color: #ffffff;
    border: 1px solid #000000;
    padding: 1.2rem 3rem;
    font-size: 0.9rem;
    font-weight: 300;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.inquiry-form .btn-primary:hover {
    background: #333333;
    border-color: #333333;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: #000000;
    color: #ffffff;
    border: 1px solid #000000;
}

.btn-secondary:hover {
    background: #333333;
    border-color: #333333;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Section Styles - Chanel Inspired */
.section-title {
    font-family: 'Playfair Display', serif;
    font-size: 3rem;
    font-weight: 300;
    color: #000000;
    text-align: center;
    margin-bottom: 5rem;
    letter-spacing: -1px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 1px;
    background: #000000;
}

/* Global Business Data Section - Buying Square Style */
.global-data-section {
    padding: 8rem 0;
    background: #f8f9fa;
    position: relative;
    overflow: hidden;
}

/* About Us Section - Spacious Layout */
.about-us {
    padding: 8rem 0;
    background: #ffffff;
    position: relative;
    overflow: hidden;
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 6rem;
    align-items: start;
    padding: 0 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.about-left {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.about-title {
    font-family: 'Playfair Display', serif;
    font-size: 3rem;
    font-weight: 300;
    color: #000000;
    margin-bottom: 0;
    letter-spacing: -1px;
    line-height: 1.2;
    text-align: left;
    position: relative;
}

.about-title::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 0;
    width: 80px;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, #d4af37 50%, transparent 100%);
}

.about-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.2);
    background: #f0f0f0;
    min-height: 500px;
}

.korean-building {
    width: 100%;
    height: 500px;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.korean-building:hover {
    transform: scale(1.03);
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: 3rem;
}

.overlay-text {
    text-align: center;
}

.location-tag {
    background: rgba(212, 175, 55, 0.95);
    color: white;
    padding: 0.8rem 2rem;
    border-radius: 30px;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    backdrop-filter: blur(15px);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.3);
}

.about-text {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    padding-left: 2rem;
    padding-top: 3rem;
}

.text-content {
    margin-bottom: 3rem;
    margin-top: 0;
}

.about-paragraph {
    font-size: 1.2rem;
    line-height: 2.2;
    color: #2c3e50;
    margin-bottom: 2.5rem;
    text-align: left;
    font-weight: 300;
    text-indent: 0;
}

.about-paragraph:last-of-type {
    margin-bottom: 0;
}

.about-footer {
    text-align: center;
    padding-top: 3rem;
    border-top: 2px solid rgba(212, 175, 55, 0.3);
    margin-top: 4rem;
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.company-motto {
    font-size: 1.1rem;
    color: #d4af37;
    font-weight: 500;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin: 0;
    position: relative;
    font-family: 'Playfair Display', serif;
}

.world-map-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 500"><path d="M100,200 Q200,150 300,200 T500,200 T700,200 T900,200" stroke="%23e0e0e0" stroke-width="2" fill="none" opacity="0.3"/><path d="M100,300 Q200,250 300,300 T500,300 T700,300 T900,300" stroke="%23e0e0e0" stroke-width="2" fill="none" opacity="0.3"/><circle cx="200" cy="150" r="3" fill="%23e0e0e0" opacity="0.3"/><circle cx="400" cy="180" r="3" fill="%23e0e0e0" opacity="0.3"/><circle cx="600" cy="160" r="3" fill="%23e0e0e0" opacity="0.3"/><circle cx="800" cy="190" r="3" fill="%23e0e0e0" opacity="0.3"/></svg>');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.1;
    z-index: 1;
}

.data-header {
    text-align: center;
    margin-bottom: 6rem;
    position: relative;
    z-index: 2;
}

.data-title {
    font-family: 'Playfair Display', serif;
    font-size: 3.5rem;
    font-weight: 300;
    color: #000000;
    margin: 0 0 2rem 0;
    letter-spacing: -1px;
    line-height: 1.2;
    position: relative;
}

.data-title::after {
    display: none;
}

.data-subtitle {
    font-size: 1.2rem;
    color: #666666;
    font-weight: 300;
    margin: 0;
    letter-spacing: 1px;
}

.data-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.data-item {
    text-align: center;
    padding: 3rem 2rem;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 20px;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.data-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.data-item:hover::before {
    left: 100%;
}

.data-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: rgba(0, 0, 0, 0.1);
}

.data-number {
    font-size: 4.5rem;
    font-weight: 700;
    color: #000000;
    margin-bottom: 1rem;
    font-family: 'Inter', sans-serif;
    letter-spacing: -2px;
    position: relative;
    display: inline-block;
}

.data-number::after {
    content: '+';
    font-size: 3rem;
    color: #d4af37;
    margin-left: 0.2rem;
}

.data-label {
    font-size: 1.3rem;
    font-weight: 600;
    color: #000000;
    margin-bottom: 1rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.data-description {
    font-size: 1rem;
    color: #666666;
    font-weight: 300;
    line-height: 1.6;
    margin: 0;
}

/* 数字动画效果 */
@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.data-number.animate {
    animation: countUp 0.8s ease-out;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .data-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .data-title {
        font-size: 2.5rem;
    }
    
    .data-number {
        font-size: 3.5rem;
    }
    
    .data-item {
        padding: 2rem 1.5rem;
    }
}





/* Customer Groups Section */
.customer-groups {
    padding: 10rem 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 50%, #ffffff 100%);
    position: relative;
}
.customer-groups::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(212, 175, 55, 0.02) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(212, 175, 55, 0.02) 0%, transparent 50%);
    z-index: 1;
}


.customers-header {
    text-align: center;
    margin-bottom: 6rem;
    position: relative;
    z-index: 2;
}

.customers-title {
    font-family: 'Inter', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0 0 2rem 0;
    letter-spacing: -1px;
}

.customers-subtitle {
    font-family: 'Inter', sans-serif;
    font-size: 1.2rem;
    font-weight: 400;
    color: #666666;
    margin: 0;
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

.customers-content {
    position: relative;
    z-index: 2;
}

.customers-layout {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: start;
    max-width: 1000px;
    margin: 0 auto;
}

.customers-left {
    text-align: left;
    padding: 2rem 0;
}

.customer-type {
    font-family: 'Inter', sans-serif;
    font-size: 1.8rem;
    font-weight: 600;
    color: #000000;
    margin: 0;
    letter-spacing: 0.5px;
}

.customers-right {
    padding-left: 2rem;
}

.customer-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.feature-item {
    padding: 1.5rem 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

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

.feature-item:hover {
    padding-left: 1rem;
}

.feature-text {
    font-family: 'Inter', sans-serif;
    font-size: 1.1rem;
    font-weight: 400;
    color: #333333;
    margin: 0;
    line-height: 1.6;
}

/* Brands Section - Chanel Inspired */
.brands {
    padding: 10rem 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f1f3f4 100%);
    position: relative;
    overflow: hidden;
}

.brands-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(212, 175, 55, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(212, 175, 55, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.brands-header {
    text-align: center;
    margin-bottom: 6rem;
    position: relative;
}

.brands-title {
    font-family: 'Playfair Display', serif;
    font-size: 3.5rem;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0 0 2rem 0;
    letter-spacing: -1px;
    line-height: 1.2;
    text-align: center;
    position: relative;
}

.title-divider {
    width: 120px;
    height: 3px;
    background: linear-gradient(to right, transparent, #d4af37, transparent);
    margin: 0 auto 2rem;
}

.brands-subtitle {
    font-family: 'Inter', sans-serif;
    font-size: 1.2rem;
    font-weight: 400;
    color: #666666;
    margin: 0;
    line-height: 1.6;
    max-width: 700px;
    margin: 0 auto;
}

.point-2 {
    top: 3px;
    left: 25%;
    transform: translateX(-50%) rotate(30deg);
    width: 3px;
    height: 6px;
}

.point-3 {
    top: 3px;
    right: 25%;
    transform: translateX(50%) rotate(-30deg);
    width: 3px;
    height: 6px;
}

.point-4 {
    bottom: 0;
    left: 20%;
    transform: translateX(-50%) rotate(60deg);
    width: 3px;
    height: 5px;
}

.point-5 {
    bottom: 0;
    right: 20%;
    transform: translateX(50%) rotate(-60deg);
    width: 3px;
    height: 5px;
}

/* 潜水表文字 */
.submariner-text {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    z-index: 6;
}

.text-line-1 {
    font-size: 8px;
    font-weight: 700;
    color: #FFFFFF;
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.8);
    letter-spacing: 1px;
    margin-bottom: 2px;
}

.text-line-2 {
    font-size: 6px;
    font-weight: 500;
    color: #C0C0C0;
    text-shadow: 0 0 3px rgba(192, 192, 192, 0.6);
    letter-spacing: 0.5px;
}

/* 表盘装饰环 */
.dial-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 240px;
    height: 240px;
    border: 2px solid rgba(192, 192, 192, 0.3);
    border-radius: 50%;
    z-index: 1;
}

/* 表带 */
.watch-band {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 340px;
    height: 40px;
    z-index: 0;
}

.band-link {
    position: absolute;
    background: linear-gradient(90deg, #C0C0C0, #A8A8A8, #C0C0C0);
    border-radius: 8px;
    box-shadow: 
        0 2px 8px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.link-1 {
    top: 0;
    left: 0;
    width: 65px;
    height: 100%;
}

.link-2 {
    top: 0;
    left: 70px;
    width: 65px;
    height: 100%;
}

.link-3 {
    top: 0;
    left: 140px;
    width: 65px;
    height: 100%;
}

.link-4 {
    top: 0;
    right: 70px;
    width: 65px;
    height: 100%;
}

.link-5 {
    top: 0;
    right: 0;
    width: 65px;
    height: 100%;
}

.digital-time {
    text-align: center;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(248, 249, 250, 0.9));
    padding: 2.5rem;
    border-radius: 25px;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.1),
        0 0 60px rgba(212, 175, 55, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    border: 2px solid rgba(212, 175, 55, 0.3);
    position: relative;
    overflow: hidden;
}

.digital-time::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(
        from 0deg,
        transparent 0deg,
        rgba(212, 175, 55, 0.05) 90deg,
        transparent 180deg,
        rgba(212, 175, 55, 0.05) 270deg,
        transparent 360deg
    );
    z-index: 0;
}

.time-label {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: 600;
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.time-display {
    font-size: 3.5rem;
    font-weight: 200;
    color: #1a1a1a;
    font-family: 'Courier New', monospace;
    margin-bottom: 1rem;
    letter-spacing: 3px;
    position: relative;
    z-index: 1;
    text-shadow: 
        0 0 20px rgba(212, 175, 55, 0.3),
        0 4px 8px rgba(0, 0, 0, 0.1);
}

.date-display {
    font-size: 1.2rem;
    color: #666;
    font-weight: 500;
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* 动画效果 - 劳力士金色秒针发光 */
@keyframes secondGlow {
    0% {
        box-shadow: 
            0 0 8px rgba(255, 215, 0, 0.8),
            0 0 15px rgba(255, 165, 0, 0.4);
    }
    100% {
        box-shadow: 
            0 0 12px rgba(255, 215, 0, 1),
            0 0 25px rgba(255, 165, 0, 0.6);
    }
}

/* 消息提示动画 */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* 成功和错误消息样式 */
.success-message .success-content,
.error-message .error-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

.success-message i,
.error-message i {
    font-size: 18px;
}


/* Customer Groups Section */
.customer-groups {
    padding: 10rem 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 50%, #ffffff 100%);
    position: relative;
}

.customer-groups::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(212, 175, 55, 0.02) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(212, 175, 55, 0.02) 0%, transparent 50%);
    z-index: 1;
}

.customers-header {
    text-align: center;
    margin-bottom: 6rem;
    position: relative;
    z-index: 2;
}

.customers-title {
    font-family: 'Inter', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0 0 2rem 0;
    letter-spacing: -1px;
}

.customers-subtitle {
    font-family: 'Inter', sans-serif;
    font-size: 1.2rem;
    font-weight: 400;
    color: #666666;
    margin: 0;
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

.customers-content {
    position: relative;
    z-index: 2;
}

.customers-layout {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: start;
    max-width: 1000px;
    margin: 0 auto;
}

.customers-left {
    text-align: left;
    padding: 2rem 0;
}

.customer-type {
    font-family: 'Inter', sans-serif;
    font-size: 1.8rem;
    font-weight: 600;
    color: #000000;
    margin: 0;
    letter-spacing: 0.5px;
}

.customers-right {
    padding-left: 2rem;
}

.customer-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.feature-item {
    padding: 1.5rem 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

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

.feature-item:hover {
    padding-left: 1rem;
}

.feature-text {
    font-family: 'Inter', sans-serif;
    font-size: 1.1rem;
    font-weight: 400;
    color: #333333;
    margin: 0;
    line-height: 1.6;
}

/* Brands Section - Chanel Inspired */
.brands {
    padding: 10rem 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f1f3f4 100%);
    position: relative;
    overflow: hidden;
}

.brands-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(212, 175, 55, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(212, 175, 55, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.brands-header {
    text-align: center;
    margin-bottom: 6rem;
    position: relative;
}

.brands-title {
    font-family: 'Playfair Display', serif;
    font-size: 3.5rem;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0 0 2rem 0;
    letter-spacing: -1px;
    line-height: 1.2;
    text-align: center;
    position: relative;
}

.title-divider {
    width: 120px;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, #d4af37 50%, transparent 100%);
    margin: 0 auto 2rem auto;
    position: relative;
}

.title-divider::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 8px;
    height: 4px;
    background: #d4af37;
    border-radius: 2px;
}

.brands-subtitle {
    font-family: 'Inter', sans-serif;
    font-size: 1.2rem;
    font-weight: 400;
    color: #666666;
    margin: 0;
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

.brand-category {
    margin-bottom: 5rem;
}

.brand-category:last-child {
    margin-bottom: 0;
}

.category-title {
    font-family: 'Inter', sans-serif;
    font-size: 1.8rem;
    font-weight: 600;
    color: #2c2c2c;
    text-align: center;
    margin: 0 0 3rem 0;
    letter-spacing: 0.5px;
    position: relative;
}

.category-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 1px;
    background: #d4af37;
}

.brand-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem; /* 减少间距，避免重叠 */
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.brand-card {
    background: #ffffff;
    border: 1px solid #e8e8e8;
    border-radius: 12px;
    padding: 2.5rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 120px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    color: inherit;
    cursor: default;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
}

.brand-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: #000000;
    transform: scaleX(0);
}

.brand-logo {
    width: 60px;
    height: 60px;
    background: #f8f8f8;
    border-radius: 50%;
    padding: 0;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid #e5e5e5;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    position: relative;
}

.brand-logo:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
    background: #000000;
    border-color: #000000;
}

.brand-logo:hover i {
    color: #ffffff;
}

.brand-logo i {
    font-size: 1.5rem;
    color: #666666;
    transition: all 0.3s ease;
}

.brand-logo-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.brand-name {
    font-family: 'Inter', sans-serif;
    font-size: 1.4rem;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0;
    letter-spacing: 0.5px;
    line-height: 1.3;
    text-transform: uppercase;
}

/* 响应式设计 */
@media (max-width: 768px) {
    /* About Us Section Responsive */
    .about-us {
        padding: 6rem 0;
    }
    
    /* Korea Time Clock Responsive */
    .korea-time-section {
        padding: 4rem 0;
    }
    
    .time-title {
        font-size: 2rem;
    }
    
    .clock-container {
        flex-direction: column;
        gap: 3rem;
    }
    
    .clock-face {
        width: 250px;
        height: 250px;
        border-width: 6px;
    }
    
    .hour-hand {
        height: 65px;
        width: 5px;
    }
    
    .minute-hand {
        height: 80px;
        width: 3px;
    }
    
    .second-hand {
        height: 90px;
        width: 2px;
    }
    
    .marker {
        font-size: 18px;
    }
    
    .digital-time {
        padding: 2rem;
    }
    
    .time-display {
        font-size: 2.8rem;
    }
    
    .about-layout {
        grid-template-columns: 1fr;
        gap: 4rem;
        padding: 0 1.5rem;
    }
    
    .about-left {
        gap: 2rem;
    }
    
    .about-title {
        font-size: 2.2rem;
        margin-bottom: 0;
    }
    
    .about-text {
        padding-left: 0;
        padding-top: 2rem;
    }
    
    .about-footer {
        margin-top: 3rem;
        padding-top: 2rem;
    }
    
    .korean-building {
        height: 350px;
    }
    
    .about-paragraph {
        font-size: 1.1rem;
        margin-bottom: 2.5rem;
        line-height: 1.7;
    }
    
    
    .customer-groups {
        padding: 6rem 0;
    }
    
    .customers-title {
        font-size: 2.5rem;
    }
    
    .customers-subtitle {
        font-size: 1rem;
    }
    
    .customers-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .customers-left {
        padding: 1rem 0;
        text-align: center;
    }
    
    .customer-type {
        font-size: 1.5rem;
    }
    
    .customers-right {
        padding-left: 0;
    }
    
    .feature-item {
        padding: 1.2rem 0;
    }
    
    .feature-text {
        font-size: 1rem;
    }
    
    .brands {
        padding: 6rem 0;
    }
    
    .brands-header {
        margin-bottom: 4rem;
    }
    
    .brands-title {
        font-size: 2.5rem;
    }
    
    .brands-subtitle {
        font-size: 1rem;
    }
    
    .brand-category {
        margin-bottom: 4rem;
    }
    
    .category-title {
        font-size: 1.5rem;
        margin-bottom: 2.5rem;
    }
    
    .brand-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
        padding: 0 1rem;
    }
    
    .brand-card {
        padding: 2rem 1.5rem;
        min-height: 100px;
    }
    
    .brand-name {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 2.2rem;
        margin-bottom: 3rem;
    }
}

@media (max-width: 480px) {
    /* About Us Section Mobile */
    .about-us {
        padding: 4rem 0;
    }
    
    /* Korea Time Clock Mobile */
    .korea-time-section {
        padding: 3rem 0;
    }
    
    .time-title {
        font-size: 1.8rem;
    }
    
    .clock-container {
        gap: 2rem;
    }
    
    .clock-face {
        width: 200px;
        height: 200px;
        border-width: 5px;
    }
    
    .hour-hand {
        height: 50px;
        width: 4px;
    }
    
    .minute-hand {
        height: 65px;
        width: 3px;
    }
    
    .second-hand {
        height: 75px;
        width: 2px;
    }
    
    .marker {
        font-size: 16px;
    }
    
    .digital-time {
        padding: 1.5rem;
    }
    
    .time-display {
        font-size: 2.2rem;
    }
    
    .date-display {
        font-size: 1rem;
    }
    
    .about-layout {
        gap: 3rem;
        padding: 0 1rem;
    }
    
    .about-left {
        gap: 1.5rem;
    }
    
    .about-title {
        font-size: 1.8rem;
        margin-bottom: 0;
    }
    
    .korean-building {
        height: 280px;
    }
    
    .image-overlay {
        padding: 2rem;
    }
    
    .location-tag {
        font-size: 0.9rem;
        padding: 0.6rem 1.5rem;
    }
    
    .about-paragraph {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    
    .company-motto {
        font-size: 0.9rem;
        letter-spacing: 1px;
    }
    
    
    .customer-groups {
        padding: 4rem 0;
    }
    
    .customers-title {
        font-size: 2rem;
    }
    
    .customers-subtitle {
        font-size: 0.9rem;
    }
    
    .customers-layout {
        gap: 2rem;
    }
    
    .customers-left {
        padding: 1rem 0;
    }
    
    .customer-type {
        font-size: 1.3rem;
    }
    
    .feature-item {
        padding: 1rem 0;
    }
    
    .feature-text {
        font-size: 0.9rem;
    }
    
    .brands {
        padding: 4rem 0;
    }
    
    .brands-header {
        margin-bottom: 3rem;
    }
    
    .brands-title {
        font-size: 2rem;
    }
    
    .brands-subtitle {
        font-size: 0.9rem;
    }
    
    .brand-category {
        margin-bottom: 3rem;
    }
    
    .category-title {
        font-size: 1.3rem;
        margin-bottom: 2rem;
    }
    
    .brand-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
        padding: 0 1rem;
    }
    
    .brand-card {
        padding: 1.8rem 1.2rem;
        min-height: 90px;
    }
    
    .brand-name {
        font-size: 1.1rem;
    }
}

/* Korean Trends Section - 韩妆趋势洞察 */
.korean-trends {
    padding: 8rem 0;
    background: linear-gradient(135deg, #f8f8f8 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.korean-trends::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23000" opacity="0.02"/><circle cx="75" cy="75" r="1" fill="%23000" opacity="0.02"/><circle cx="50" cy="10" r="0.5" fill="%23000" opacity="0.03"/><circle cx="10" cy="60" r="0.5" fill="%23000" opacity="0.03"/><circle cx="90" cy="40" r="0.5" fill="%23000" opacity="0.03"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    pointer-events: none;
}

.trends-content {
    position: relative;
    z-index: 1;
}

.trends-keywords {
    margin-bottom: 4rem;
}

.keyword-cloud {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.keyword {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid #e5e5e5;
    border-radius: 25px;
    font-weight: 300;
    color: #000000;
    transition: all 0.3s ease;
    animation: float 3s ease-in-out infinite;
    backdrop-filter: blur(10px);
}

.keyword:hover {
    background: #000000;
    color: #ffffff;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.keyword-large {
    font-size: 1.2rem;
    animation-delay: 0s;
}

.keyword-medium {
    font-size: 1rem;
    animation-delay: 0.5s;
}

.keyword-small {
    font-size: 0.9rem;
    animation-delay: 1s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
}

.trend-descriptions {
    margin-top: 4rem;
}

.trend-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.trend-card {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid #e5e5e5;
    border-radius: 0;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.trend-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: #000000;
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.trend-card:hover::before {
    transform: scaleX(1);
}

.trend-card:hover {
    background: rgba(255, 255, 255, 0.95);
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: #000000;
}

.trend-icon {
    width: 80px;
    height: 80px;
    background: #f8f8f8;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.4s ease;
    position: relative;
}

.trend-card:hover .trend-icon {
    background: #000000;
    transform: scale(1.1) rotate(5deg);
}

.trend-icon i {
    font-size: 2.2rem;
    color: #000000;
    transition: all 0.4s ease;
}

.trend-card:hover .trend-icon i {
    color: #ffffff;
    transform: scale(1.1);
}

.trend-title {
    font-family: 'Playfair Display', serif;
    font-size: 1.4rem;
    font-weight: 300;
    color: #000000;
    margin-bottom: 1rem;
    letter-spacing: 0.3px;
    line-height: 1.3;
    transition: all 0.3s ease;
}

.trend-card:hover .trend-title {
    color: #000000;
    transform: translateY(-2px);
}

.trend-description {
    font-size: 0.95rem;
    color: #666666;
    line-height: 1.6;
    font-weight: 300;
    margin: 0;
    transition: all 0.3s ease;
}

.trend-card:hover .trend-description {
    color: #333333;
    transform: translateY(-1px);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .trend-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .trend-card {
        padding: 2rem 1.5rem;
    }
    
    .trend-icon {
        width: 70px;
        height: 70px;
        margin-bottom: 1.2rem;
    }
    
    .trend-icon i {
        font-size: 2rem;
    }
    
    .trend-title {
        font-size: 1.2rem;
    }
    
    .trend-description {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .trend-grid {
        gap: 1.5rem;
    }
    
    .trend-card {
        padding: 1.8rem 1.2rem;
    }
    
    .trend-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 1rem;
    }
    
    .trend-icon i {
        font-size: 1.8rem;
    }
    
    .trend-title {
        font-size: 1.1rem;
    }
    
    .trend-description {
        font-size: 0.85rem;
    }
}

/* Eco-Clearance Section - 环保清仓 */
.eco-clearance {
    padding: 8rem 0;
    background: linear-gradient(135deg, #f0f8f0 0%, #e8f5e8 100%);
    position: relative;
    overflow: hidden;
}

.eco-clearance::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="leaves" width="50" height="50" patternUnits="userSpaceOnUse"><path d="M25,10 Q30,5 35,10 Q30,15 25,10" fill="%23000" opacity="0.03"/><path d="M15,30 Q20,25 25,30 Q20,35 15,30" fill="%23000" opacity="0.02"/><path d="M35,40 Q40,35 45,40 Q40,45 35,40" fill="%23000" opacity="0.03"/></pattern></defs><rect width="100" height="100" fill="url(%23leaves)"/></svg>');
    pointer-events: none;
}

.clearance-content {
    position: relative;
    z-index: 1;
}

.knowledge-cards {
    margin-top: 3rem;
}

.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.knowledge-card {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid #e5e5e5;
    border-radius: 0;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.knowledge-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: #000000;
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.knowledge-card:hover::before {
    transform: scaleX(1);
}

.knowledge-card:hover {
    background: rgba(255, 255, 255, 0.95);
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: #000000;
}

.knowledge-icon {
    width: 80px;
    height: 80px;
    background: #f0f8f0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.4s ease;
    position: relative;
}

.knowledge-card:hover .knowledge-icon {
    background: #000000;
    transform: scale(1.1) rotate(5deg);
}

.knowledge-icon i {
    font-size: 2.2rem;
    color: #000000;
    transition: all 0.4s ease;
}

.knowledge-card:hover .knowledge-icon i {
    color: #ffffff;
    transform: scale(1.1);
}

.knowledge-title {
    font-family: 'Playfair Display', serif;
    font-size: 1.4rem;
    font-weight: 300;
    color: #000000;
    margin-bottom: 1rem;
    letter-spacing: 0.3px;
    line-height: 1.3;
    transition: all 0.3s ease;
}

.knowledge-card:hover .knowledge-title {
    color: #000000;
    transform: translateY(-2px);
}

.knowledge-description {
    font-size: 0.95rem;
    color: #666666;
    line-height: 1.6;
    font-weight: 300;
    margin: 0;
    transition: all 0.3s ease;
}

.knowledge-card:hover .knowledge-description {
    color: #333333;
    transform: translateY(-1px);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .knowledge-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .knowledge-card {
        padding: 2rem 1.5rem;
    }
    
    .knowledge-icon {
        width: 70px;
        height: 70px;
        margin-bottom: 1.2rem;
    }
    
    .knowledge-icon i {
        font-size: 2rem;
    }
    
    .knowledge-title {
        font-size: 1.2rem;
    }
    
    .knowledge-description {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .knowledge-grid {
        gap: 1.5rem;
    }
    
    .knowledge-card {
        padding: 1.8rem 1.2rem;
    }
    
    .knowledge-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 1rem;
    }
    
    .knowledge-icon i {
        font-size: 1.8rem;
    }
    
    .knowledge-title {
        font-size: 1.1rem;
    }
    
    .knowledge-description {
        font-size: 0.85rem;
    }
}

/* Supply Chain Section - 香奈儿风格卡片设计 */
.supply-chain {
    padding: 6rem 0;
    background: #f8f8f8;
}

.supply-chain-content {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.supply-chain-text {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.supply-chain-text p {
    font-size: 1.2rem;
    line-height: 1.8;
    color: #666;
    font-weight: 400;
}

.supply-chain-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.feature-card {
    background: white;
    padding: 3rem 2rem;
    text-align: center;
    border: 1px solid #f0f0f0;
    border-radius: 0;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: #1a1a1a;
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border-color: #1a1a1a;
}

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    font-size: 2rem;
    color: white;
}

.feature-card:nth-child(1) .feature-icon {
    background: linear-gradient(135deg, #dc3545, #c82333);
}

.feature-card:nth-child(2) .feature-icon {
    background: linear-gradient(135deg, #007bff, #0056b3);
}

.feature-card:nth-child(3) .feature-icon {
    background: linear-gradient(135deg, #28a745, #1e7e34);
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 400;
    color: #1a1a1a;
    margin-bottom: 1rem;
    letter-spacing: 0.5px;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 2rem;
    font-weight: 400;
}

.feature-tags {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.tag {
    padding: 0.5rem 1rem;
    border-radius: 0;
    font-size: 0.85rem;
    font-weight: 400;
    border: 1px solid;
    transition: all 0.3s ease;
}

.feature-card:nth-child(1) .tag {
    background: rgba(220, 53, 69, 0.1);
    color: #dc3545;
}

.feature-card:nth-child(2) .tag {
    background: rgba(0, 123, 255, 0.1);
    color: #007bff;
}

.feature-card:nth-child(3) .tag {
    background: rgba(40, 167, 69, 0.1);
    color: #28a745;
}

 .tag:hover {
     transform: scale(1.05);
 }
 
 /* Online Inquiry Form Section - 香奈儿风格表单设计 */
.inquiry {
    padding: 6rem 0;
    background: #f8f8f8;
}

.inquiry-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.inquiry-form {
    background: white;
    padding: 3rem;
    border-radius: 0;
    border: 1px solid #f0f0f0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    margin-top: 2rem;
}

.inquiry-form .form-group {
    margin-bottom: 2rem;
    text-align: left;
}

.inquiry-form label {
    display: block;
    margin-bottom: 0.75rem;
    font-weight: 500;
    color: #1a1a1a;
    font-size: 0.95rem;
    letter-spacing: 0.3px;
}

.inquiry-form input,
.inquiry-form textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 1px solid #f0f0f0;
    border-radius: 0;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
    font-family: inherit;
    color: #1a1a1a;
}

.inquiry-form input:focus,
.inquiry-form textarea:focus {
    outline: none;
    border-color: #1a1a1a;
    background: white;
    box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.1);
}

.inquiry-form textarea {
    resize: vertical;
    min-height: 100px;
}

.inquiry-form .btn {
    width: 100%;
    margin-top: 1rem;
    padding: 1.25rem;
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 1px;
}

/* 成功提示样式 */
.success-message {
    background: white;
    padding: 3rem;
    border-radius: 0;
    border: 1px solid #28a745;
    box-shadow: 0 10px 30px rgba(40, 167, 69, 0.1);
    text-align: center;
    margin-top: 2rem;
}

.success-message i {
    font-size: 4rem;
    color: #28a745;
    margin-bottom: 1.5rem;
}

.success-message h3 {
    color: #28a745;
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1rem;
    letter-spacing: 0.5px;
}

.success-message p {
    color: #666;
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}
 
 .inquiry-form {
     margin-top: 2rem;
 }
 
 .inquiry-form .form-group {
     margin-bottom: 1.5rem;
 }
 
 .inquiry-form label {
     display: block;
     margin-bottom: 0.5rem;
     font-weight: 500;
     color: #333;
 }
 
 .inquiry-form input,
.inquiry-form textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #f0f0f0;
    border-radius: 0;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
    font-family: inherit;
}
 
 .inquiry-form input:focus,
.inquiry-form textarea:focus {
    outline: none;
    border-color: #1a1a1a;
    background: white;
    box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.1);
}
 
 .inquiry-form .btn {
     width: 100%;
     margin-top: 1rem;
     padding: 1rem;
     font-size: 1.1rem;
 }
 
 /* Footer - Chanel Inspired */
.footer {
    background: #000000;
    color: #ffffff;
    padding: 6rem 0 3rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 4rem;
}

.footer-title {
    font-family: 'Playfair Display', serif;
    font-size: 1.2rem;
    font-weight: 300;
    margin-bottom: 1.5rem;
    letter-spacing: 0.5px;
    color: #ffffff;
}

.footer-description {
    color: #cccccc;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    font-weight: 300;
}

.social-media {
    display: flex;
    gap: 1.5rem;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border-radius: 0;
    text-decoration: none;
    transition: all 0.4s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.social-icon:hover {
    background: #ffffff;
    color: #000000;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.2);
}

.wechat-icon {
    position: relative;
    cursor: pointer;
}

.wechat-icon:hover::after {
    content: 'WeChat: CrystalLau7';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: #1a1a1a;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-size: 0.8rem;
    white-space: nowrap;
    margin-bottom: 0.5rem;
    z-index: 1000;
}

.wechat-icon:hover::before {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: #1a1a1a;
    margin-bottom: -5px;
    z-index: 1000;
}

.footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
    font-weight: 400;
    font-size: 0.8rem;
    letter-spacing: 0.2px;
}

.footer-links a:hover {
    color: white;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    color: #ccc;
    font-size: 0.8rem;
    line-height: 1.4;
}

.contact-item i {
    color: white;
    font-size: 0.9rem;
    margin-top: 0.1rem;
    min-width: 14px;
}

.footer-divider {
    height: 1px;
    background: #333;
    margin: 2rem 0;
}

.footer-bottom {
    text-align: center;
    color: #999;
    font-size: 0.9rem;
    font-weight: 400;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 3rem;
    border-radius: 0;
    width: 90%;
    max-width: 500px;
    position: relative;
    border: 1px solid #f0f0f0;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.close {
    position: absolute;
    right: 1.5rem;
    top: 1.5rem;
    font-size: 2rem;
    cursor: pointer;
    color: #999;
    transition: color 0.3s ease;
}

.close:hover {
    color: #333;
}

.contact-form {
    margin-top: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #333;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #f0f0f0;
    border-radius: 0;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f8f8f8;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #1a1a1a;
    background: white;
    box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.1);
}

/* Responsive Design - Chanel Inspired */
@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .header {
        padding: 1rem 0;
    }
    
    .hero {
        margin-top: 80px;
        min-height: 80vh;
    }
    
    .hero-background::after {
        font-size: 4rem;
        top: 5%;
        right: 3%;
        transform: rotate(-10deg);
    }
    
    .hero-content {
        padding: 0;
    }
    
    .hero-text-overlay {
        padding: 2rem;
        max-width: 90%;
    }
    
    .hero-image-container {
        height: 100vh;
        width: 100vw;
    }
    
    .hero-title {
        font-size: 2.8rem;
        margin-bottom: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-left: auto;
        margin-right: auto;
        max-width: 100%;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 1.5rem;
    }
    
    .hero-image-container {
        height: 100vh;
        width: 100vw;
    }
    
    .hero-image-overlay {
        padding: 1.5rem;
    }
    
    .business-tag {
        font-size: 0.8rem;
        padding: 0.6rem 1.2rem;
        letter-spacing: 1.5px;
    }
    
    .korean-style {
        font-size: 0.7rem;
        padding: 0.5rem 1rem;
        letter-spacing: 0.8px;
    }
    
    .nav-list {
        display: none;
    }
    
    .brand-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .supply-chain-features {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .inquiry-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .inquiry-left {
        padding-right: 0;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }
    
    .section-title {
        font-size: 2.2rem;
        margin-bottom: 3rem;
    }
    
    .brand-card,
    .feature-card {
        padding: 2.5rem 2rem;
    }
    
    .btn {
        padding: 1rem 2.5rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 2.2rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
        line-height: 1.5;
    }
    
    .hero-image-container {
        height: 100vh;
        width: 100vw;
    }
    
    .hero-text-overlay {
        padding: 1.5rem;
        max-width: 95%;
    }
    
    .btn {
        padding: 1rem 2rem;
        font-size: 0.8rem;
        letter-spacing: 1px;
    }
    
    .modal-content {
        padding: 2rem 1.5rem;
        margin: 10% auto;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .footer-title {
        font-size: 1.1rem;
        margin-bottom: 1.2rem;
    }
    
    .social-media {
        justify-content: center;
        gap: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 2.5rem;
    }
    
    .brand-card,
    .feature-card {
        padding: 2rem 1.5rem;
    }
    
    .nav-list {
        display: none;
    }
    
    .language-switcher {
        gap: 0.3rem;
    }
    
    .lang-btn {
        font-size: 0.75rem;
        padding: 0.4rem;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.brand-card,
.feature {
    animation: fadeInUp 0.6s ease forwards;
}

.brand-card:nth-child(1) { animation-delay: 0.1s; }
.brand-card:nth-child(2) { animation-delay: 0.2s; }
.brand-card:nth-child(3) { animation-delay: 0.3s; }
.brand-card:nth-child(4) { animation-delay: 0.4s; }
.brand-card:nth-child(5) { animation-delay: 0.5s; }
.brand-card:nth-child(6) { animation-delay: 0.6s; }

/* 通知消息样式 */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    padding: 0;
    max-width: 400px;
    z-index: 10000;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.notification.show {
    transform: translateX(0);
}

.notification-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
}

.notification-message {
    color: #1a1a1a;
    font-size: 14px;
    line-height: 1.4;
}

.notification-close {
    background: none;
    border: none;
    font-size: 20px;
    color: #666;
    cursor: pointer;
    padding: 0;
    margin-left: 15px;
    line-height: 1;
}

.notification-close:hover {
    color: #1a1a1a;
}

.notification-success {
    border-left: 4px solid #28a745;
}

.notification-error {
    border-left: 4px solid #dc3545;
}

.notification-info {
    border-left: 4px solid #17a2b8;
}

/* 韩国爆品区块样式 */
.korean-hot {
    padding: 6rem 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.product-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15);
}

.product-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.product-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card:hover .product-img {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-name {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 0.75rem;
}

.product-description {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.product-features {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.feature-tag {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* 临期产品区块样式 */
.clearance {
    padding: 6rem 0;
    background: linear-gradient(135deg, #fff5f5 0%, #fed7d7 100%);
}

.clearance-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.clearance-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
}

.clearance-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15);
}

.clearance-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    z-index: 10;
}

.clearance-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.clearance-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.clearance-card:hover .clearance-img {
    transform: scale(1.05);
}

.clearance-info {
    padding: 1.5rem;
}

.clearance-name {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 0.75rem;
}

.clearance-description {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.price-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.original-price {
    color: #999;
    text-decoration: line-through;
    font-size: 1rem;
}

.current-price {
    color: #ff6b6b;
    font-size: 1.5rem;
    font-weight: 700;
}

.discount {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.875rem;
    font-weight: 600;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .product-grid,
    .clearance-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .product-card,
    .clearance-card {
        margin: 0 1rem;
    }
    
    .product-info,
    .clearance-info {
        padding: 1rem;
    }
    
    .price-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}

/* EmailJS 状态消息动画 */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

.status-message {
    animation: slideInRight 0.3s ease-out;
}

.status-message.success {
    background: #000000;
    color: #ffffff;
    border: 1px solid #000000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.status-message.error {
    background: #000000;
    color: #ffffff;
    border: 1px solid #000000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.status-message .status-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

.status-message .status-content i {
    font-size: 18px;
}

/* 表单加载状态 */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* 成功消息样式增强 - 黑白调 */
.success-message {
    background: #000000;
    border: 1px solid #000000;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.success-message i {
    color: #ffffff;
    font-size: 24px;
    margin-bottom: 10px;
}

.success-message h3 {
    color: #ffffff;
    margin-bottom: 10px;
    font-weight: 600;
}

.success-message p {
    color: #ffffff;
    opacity: 0.9;
}

/* 品牌展开样式 - 悬停展开设计 */
.brand-expandable {
    position: relative;
    margin-bottom: 0.5rem;
    z-index: 1;
}

.brand-expandable:hover {
    z-index: 1000; /* 提高z-index确保在最上层 */
}

.brand-button {
    width: 100%;
    background: #ffffff;
    border: 2px solid #000000;
    border-radius: 8px;
    padding: 1.5rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    font-weight: 700;
    letter-spacing: 1px;
}

.brand-button:hover {
    background: #000000;
    color: #ffffff;
}

.brand-name {
    font-family: 'Inter', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    color: inherit;
    margin: 0;
    letter-spacing: 1px;
    line-height: 1.3;
    text-transform: uppercase;
}

.expand-arrow {
    display: none; /* 隐藏箭头，保持简洁 */
}

.product-list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    max-height: 0;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: #ffffff;
    border: 2px solid #000000;
    border-top: none;
    border-radius: 0 0 8px 8px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    transform: translateY(-10px);
    opacity: 0;
    z-index: 1001; /* 确保产品列表在最上层 */
}

.brand-expandable:hover .product-list {
    max-height: 180px; /* 正好3个产品的高度 (55px * 3 + 边框) */
    transform: translateY(0);
    opacity: 1;
    overflow-y: auto; /* 允许滚动 */
}

/* 滚动条样式 */
.product-list::-webkit-scrollbar {
    width: 6px;
}

.product-list::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.product-list::-webkit-scrollbar-thumb {
    background: #000000;
    border-radius: 3px;
}

.product-list::-webkit-scrollbar-thumb:hover {
    background: #333333;
}

.product-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 1.5rem;
    border-bottom: 1px solid #f0f0f0;
    transition: all 0.3s ease;
    cursor: pointer;
    height: 55px; /* 减少高度，让更多内容可见 */
    flex-shrink: 0; /* 防止压缩 */
}

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

.product-item:hover {
    background: #f8f8f8;
}

.product-name {
    font-size: 0.85rem;
    font-weight: 500;
    color: #1a1a1a;
    margin: 0;
    flex: 1;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.product-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.product-discount {
    font-size: 0.8rem;
    font-weight: 700;
    color: #e74c3c;
    background: transparent;
    padding: 0;
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.product-tag {
    display: none; /* 隐藏标签，保持简洁 */
}

.product-arrow {
    display: none; /* 隐藏箭头，保持简洁 */
}

/* 响应式设计 */
@media (max-width: 768px) {
    .brand-button {
        padding: 1.5rem 2rem;
    }
    
    .brand-name {
        font-size: 1.2rem;
    }
    
    .product-item {
        padding: 1.2rem 2rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.8rem;
    }
    
    .product-info {
        width: 100%;
        justify-content: space-between;
    }
    
    .product-name {
        font-size: 0.95rem;
    }
    
    .product-discount,
    .product-tag {
        font-size: 0.8rem;
        padding: 0.2rem 0.6rem;
    }
}

@media (max-width: 480px) {
    .brand-button {
        padding: 1.2rem 1.5rem;
    }
    
    .brand-name {
        font-size: 1.1rem;
    }
    
    .product-item {
        padding: 1rem 1.5rem;
    }
    
    .product-name {
        font-size: 0.9rem;
    }
}

/* Credibility Showcase Styles - Integrated into About Section */
.credibility-showcase {
    padding: 4rem 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f1f3f4 100%);
    margin-top: 2rem;
    border-top: 2px solid #e9ecef;
    position: relative;
}

.credibility-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="%23e9ecef" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
    opacity: 0.4;
    z-index: 1;
}

.showcase-header {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    z-index: 2;
}

.showcase-title {
    font-size: 2rem;
    font-weight: 600;
    color: #000;
    margin-bottom: 1rem;
    font-family: 'Playfair Display', serif;
}

.showcase-subtitle {
    font-size: 1.1rem;
    color: #666;
    font-weight: 400;
    max-width: 600px;
    margin: 0 auto;
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    position: relative;
    z-index: 2;
}

.showcase-item {
    background: #ffffff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    border: 2px solid #f8f9fa;
    position: relative;
}

.showcase-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
    border-color: #e9ecef;
}

.showcase-image {
    position: relative;
    aspect-ratio: 4/3;
    height: 0;
    padding-bottom: 60%; /* 缩小高度比例 */
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

/* Modern browsers with aspect-ratio support */
@supports (aspect-ratio: 4/3) {
    .showcase-image {
        height: auto;
        padding-bottom: 0;
    }
}

.showcase-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.3s ease;
    filter: brightness(1.05) contrast(1.1) saturate(1.1);
    border-radius: 16px;
}

.showcase-item:hover .showcase-img {
    transform: scale(1.03);
    filter: brightness(1.1) contrast(1.15) saturate(1.15);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.3) 50%, rgba(0, 0, 0, 0.1) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
    backdrop-filter: blur(1px);
}

.showcase-item:hover .image-overlay {
    opacity: 1;
}

.overlay-content {
    text-align: center;
    color: white;
    padding: 1.5rem;
}

.image-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-family: 'Playfair Display', serif;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: 0.5px;
}

.image-description {
    font-size: 0.9rem;
    opacity: 0.9;
    line-height: 1.4;
}

.showcase-info {
    padding: 1.5rem;
}

.showcase-item-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: #000;
    margin-bottom: 0.8rem;
    font-family: 'Playfair Display', serif;
}

.showcase-description {
    color: #666;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Responsive Design for Showcase */
@media (max-width: 1200px) {
    .showcase-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.2rem;
    }
}

@media (max-width: 768px) {
    .credibility-showcase {
        padding: 3rem 0;
        margin-top: 1.5rem;
    }
    
    .showcase-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .showcase-header {
        margin-bottom: 2rem;
    }
    
    .showcase-title {
        font-size: 1.7rem;
    }
    
    .showcase-subtitle {
        font-size: 1rem;
    }
    
    .image-title {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .credibility-showcase {
        padding: 2rem 0;
    }
    
    .showcase-header {
        margin-bottom: 1.5rem;
    }
    
    .showcase-title {
        font-size: 1.5rem;
    }
    
    .showcase-subtitle {
        font-size: 0.95rem;
    }
    
    .showcase-grid {
        gap: 1.5rem;
    }
    
    .image-title {
        font-size: 1.1rem;
    }
    
    .overlay-content {
        padding: 1rem;
    }
}