/*.box-height{min-height:700px;overflow:hidden;margin-bottom:50px;margin-top:20px}*/
/*.middle-header{background:#fff}*/
/*.footer-area{background:#fff}*/
/*.seckill-div{min-height:calc(100vh - 610px);margin-top:10px;margin-bottom:10px}*/
/*.seckill-banner{width:100%;height:400px;background:#fff}*/
/*.seckill-banner img{width:100%}*/
/*.seckill-banner .time{float:right;position:relative;top:-40px;right:20px}*/
/*.styleAll{color:#fff !important;background-color:#e93323 !important}*/
/*.seckill-title{width:200px;position:relative;font-size:24px;font-weight:500;color:#e93323;top:12px;left:20px}*/
/*.layui-laypage .layui-laypage-curr .layui-laypage-em{background-color:#e93323 !important}*/
/*.nav-tabs .nav-link{min-width:120px;text-align:center;padding:10px 5px;border:1px solid #dee2e6;margin-right:5px;margin-bottom:-1px}*/
/*.nav-tabs .nav-link .time-range{font-size:14px;font-weight:bold;margin-bottom:5px}*/
/*.nav-tabs .nav-link .status-text{font-size:12px;padding:2px 5px;border-radius:3px}*/
/*.nav-tabs .nav-link.future{background-color:#f8f9fa;color:#6c757d;border-color:#dee2e6}*/
/*.nav-tabs .nav-tabslink.future .status-text{background-color:#c5c5c5;color:#212529}*/
/*.nav-tabs .nav-link.future.active{background-color:#ffc107;border-color:#ffc107;color:#212529}*/
/*.nav-tabs .nav-link.future.active .status-text{background-color:#e0a800;color:#212529}*/
/*.nav-tabs .nav-link.ongoing{background-color:#d4edda;color:#155724;border-color:#c3e6cb}*/
/*.nav-tabs .nav-link.ongoing .status-text{background-color:#28a745;color:white}*/
/*.nav-tabs .nav-link.ongoing.active{background-color:#ff9800;border-color:#ff9800;color:white}*/
/*.nav-tabs .nav-link.ongoing.active .status-text{background-color:#ffffff;color:#000000}*/
/*.nav-tabs .nav-link.ended{background-color:#a8a8a8;color:#ffffff;border-color:#a8a8a8;opacity:0.7}*/
/*.nav-tabs .nav-link.ended .status-text{background-color:#000000;color:white}*/
/*.nav-tabs .nav-link.ended.active{background-color:#dc3545;border-color:#dc3545;color:white}*/
/*.nav-tabs .nav-link.ended.active .status-text{background-color:#c82333;color:white}*/
/*.time-countdown{padding:15px;background:linear-gradient(45deg,#ff5722,#ff9800);border-radius:8px;color:white;font-size:16px;text-align:center;margin-bottom:20px}*/
/*.time-countdown.ended{background:linear-gradient(45deg,#6c757d,#adb5bd)}*/
/*.time-countdown.future{background:linear-gradient(45deg,#ffc107,#ffca2c)}*/
/*.countdown-title{margin-right:10px;font-weight:bold}*/
/*.time-countdown span.hour,.time-countdown span.minutes,.time-countdown span.seconds{display:inline-block;min-width:30px;padding:5px 8px;background:rgba(255,255,255,0.2);border-radius:4px;text-align:center;margin:0 2px;font-weight:bold;font-size:18px}*/
/*@media (max-width:768px){.nav-tabs .nav-link{min-width:100px;padding:8px 3px}*/
/*    .nav-tabs .nav-link .time-range{font-size:12px}*/
/*    .nav-tabs .nav-link .status-text{font-size:10px}*/
/*    .time-countdown{font-size:14px;padding:10px}*/
/*    .time-countdown span.hour,.time-countdown span.minutes,.time-countdown span.seconds{min-width:25px;padding:3px 6px;font-size:16px}*/
/*}.seckill-tabs{}*/
/*.seckill-tabs .nav{display:grid;grid-template-columns:repeat(8,1.2fr);margin-bottom:20px}*/



/* ===== 基础容器与布局 ===== */
.box-height {
    min-height: 700px;
    overflow: hidden;
    margin: 30px auto 60px;
    /* max-width: 1400px; */
    border-radius: 20px;
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    box-shadow:
            0 15px 50px rgba(0, 0, 0, 0.08),
            inset 0 1px 0 rgba(255, 255, 255, 0.8);
    position: relative;
    overflow: visible;
}

.box-height::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ff6b6b, #ff8e53, #667eea);
    border-radius: 20px 20px 0 0;
    z-index: 2;
}

/* ===== 秒杀主体区域 ===== */
.seckill-div {
    min-height: calc(100vh - 450px);
    /* margin: 30px auto; */
    padding: 20px;
    background: transparent;
}

/* ===== 横幅区域 ===== */
.seckill-banner {
    width: 100%;
    height: 460px;
 
    overflow: hidden;
    position: relative;
    margin-bottom: 40px;
    box-shadow:
            0 20px 60px rgba(0, 0, 0, 0.12),
            0 8px 30px rgba(255, 107, 107, 0.15);
    transition: all 0.4s ease;
}

.seckill-banner:hover {
    transform: translateY(-5px);
    box-shadow:
            0 25px 70px rgba(0, 0, 0, 0.15),
            0 12px 40px rgba(255, 107, 107, 0.2);
}

.seckill-banner::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60%;
    background: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
    pointer-events: none;
}

.seckill-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.seckill-banner:hover img {
    transform: scale(1.05);
}

.seckill-banner .time {
    position: absolute;
    top: 30px;
    right: 35px;
    background: rgba(255, 255, 255, 0.98);
    padding: 15px 28px;
    border-radius: 15px;
    font-weight: 700;
    color: #ff4757;
    box-shadow:
            0 10px 30px rgba(255, 71, 87, 0.25),
            0 5px 15px rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.8);
    font-size: 16px;
    letter-spacing: 0.5px;
    z-index: 3;
}

.seckill-title {
    position: absolute;
    bottom: 40px;
    left: 40px;
    font-size: 44px;
    font-weight: 800;
    color: white;
    text-shadow: 2px 4px 12px rgba(0, 0, 0, 0.4);
    z-index: 3;
    padding: 15px 0 15px 25px;
    border-left: 6px solid rgba(255, 255, 255, 0.95);
    background: linear-gradient(45deg, #ffffff, #ffdddd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

/* ===== 现代化Tabs组件 - 核心设计 ===== */
.seckill-tabs {
    position: relative;
    margin: 60px 0 40px;
    padding: 0 10px;
}

.seckill-tabs .nav {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 12px;
    /* margin-bottom: 40px; */
    /* padding: 30px; */
    /* background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%); */
    /* border-radius: 24px; */
    /* box-shadow:
            0 15px 40px rgba(0, 0, 0, 0.06),
            inset 0 1px 1px rgba(255, 255, 255, 0.8),
            0 0 0 1px rgba(0, 0, 0, 0.03); */
    /* backdrop-filter: blur(20px); */
    position: relative;
    z-index: 1;
}

/* 装饰性背景元素 */
.seckill-tabs::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    /* background: linear-gradient(135deg, #667eea1a 0%, #764ba21a 100%); */
    border-radius: 30px;
    z-index: 0;
}

/* Tabs标签项基础样式 */
.nav-tabs .nav-link {
    min-width: 0;
    padding: 16px 16px;
    border: none;
    border-radius: 18px;
    margin: 0;
    background: white;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow:
            0 4px 15px rgba(0, 0, 0, 0.05),
            0 1px 3px rgba(0, 0, 0, 0.05);
}

.nav-tabs .nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.3) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.nav-tabs .nav-link::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: transparent;
    transition: all 0.4s ease;
    border-radius: 18px 18px 0 0;
}

/* 时间范围样式 */
.time-range {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 10px;
    display: block;
    letter-spacing: 0.5px;
    position: relative;
    z-index: 2;
}

/* 状态标签样式 */
.status-text {
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.5px;
    position: relative;
    z-index: 2;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

/* ===== 未来时段样式 ===== */
.nav-tabs .nav-link.future {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    color: #6c757d;
    border: 1px solid rgba(224, 224, 224, 0.8);
}

.nav-tabs .nav-link.future .status-text {
    background: linear-gradient(135deg, #adb5bd 0%, #868e96 100%);
    color: white;
}

.nav-tabs .nav-link.future.active {
    background: linear-gradient(135deg, #ffc107 0%, #ffd54f 100%);
    color: #212529;
    box-shadow:
            0 10px 30px rgba(255, 193, 7, 0.25),
            0 5px 15px rgba(255, 213, 79, 0.2),
            inset 0 1px 1px rgba(255, 255, 255, 0.5);
    transform: translateY(-5px) scale(1.02);
    border: 1px solid rgba(255, 193, 7, 0.3);
}

.nav-tabs .nav-link.future.active::after {
    background: linear-gradient(135deg, #ffc107 0%, #ffb300 100%);
}

/* ===== 进行中时段样式 ===== */
.nav-tabs .nav-link.ongoing {
    background: linear-gradient(135deg, #ffffff 0%, #e8f5e9 100%);
    color: #155724;
    border: 1px solid rgb(0 0 0 / 80%);
    animation: pulse-border 2s infinite;
}

@keyframes pulse-border {
    0% { border-color: rgba(195, 230, 203, 0.8); }
    50% { border-color: rgba(76, 175, 80, 0.8); }
    100% { border-color: rgba(195, 230, 203, 0.8); }
}

.nav-tabs .nav-link.ongoing .status-text {
    background: linear-gradient(135deg, #ffffff 0%, #ffffff 100%);
    color: #072000;
}

.nav-tabs .nav-link.ongoing.active {
    background: linear-gradient(135deg, #ff9800 0%, #ff5722 100%);
    color: white;
    box-shadow:
            0 12px 35px rgba(255, 152, 0, 0.3),
            0 6px 20px rgba(255, 87, 34, 0.2),
            inset 0 1px 1px rgba(255, 255, 255, 0.4);
    transform: translateY(-5px) scale(1.02);
    border: 1px solid rgba(255, 152, 0, 0.3);
    animation: active-pulse 1.5s infinite;
}

@keyframes active-pulse {
    0% { box-shadow:
            0 12px 35px rgba(255, 152, 0, 0.3),
            0 6px 20px rgba(255, 87, 34, 0.2),
            inset 0 1px 1px rgba(255, 255, 255, 0.4); }
    50% { box-shadow:
            0 12px 40px rgba(255, 152, 0, 0.4),
            0 8px 25px rgba(255, 87, 34, 0.3),
            inset 0 1px 1px rgba(255, 255, 255, 0.4); }
    100% { box-shadow:
            0 12px 35px rgba(255, 152, 0, 0.3),
            0 6px 20px rgba(255, 87, 34, 0.2),
            inset 0 1px 1px rgba(255, 255, 255, 0.4); }
}

.nav-tabs .nav-link.ongoing.active::after {
    background: linear-gradient(135deg, #ff9800 0%, #ff5722 100%);
}

/* ===== 已结束时段样式 ===== */
.nav-tabs .nav-link.ended {
    background: linear-gradient(135deg, #ffffff 0%, #f5f5f5 100%);
    color: #757575;
    border: 1px solid rgba(224, 224, 224, 0.8);
    position: relative;
    overflow: hidden;
}

.nav-tabs .nav-link.ended::before {
    content: '已结束';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-45deg);
    color: rgba(0, 0, 0, 0.1);
    font-size: 24px;
    font-weight: bold;
    letter-spacing: 2px;
    opacity: 0.5;
    pointer-events: none;
}

.nav-tabs .nav-link.ended .status-text {
    background: linear-gradient(135deg, #9e9e9e 0%, #757575 100%);
    color: white;
}

.nav-tabs .nav-link.ended.active {
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
    color: white;
    box-shadow:
            0 10px 30px rgba(220, 53, 69, 0.25),
            0 5px 15px rgba(200, 35, 51, 0.2),
            inset 0 1px 1px rgba(255, 255, 255, 0.4);
    transform: translateY(-5px) scale(1.02);
    border: 1px solid rgba(220, 53, 69, 0.3);
}

.nav-tabs .nav-link.ended.active::after {
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
}

/* ===== 倒计时组件 ===== */
.time-countdown {
    padding: 35px 40px;
    background: linear-gradient(135deg, #d7a511 0%, #ff2121 100%);
    border-radius: 24px;
    color: white;
    font-size: 20px;
    text-align: center;
    margin: 40px auto;
    box-shadow:
            0 20px 50px rgba(102, 126, 234, 0.3),
            0 10px 30px rgba(118, 75, 162, 0.2);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
}

.time-countdown::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    right: -50%;
    bottom: -50%;
    background: radial-gradient(circle at center, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

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

.time-countdown.ended {
    background: linear-gradient(135deg, #607d8b 0%, #455a64 100%);
    box-shadow: 0 20px 50px rgba(96, 125, 139, 0.3);
}

.time-countdown.future {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    box-shadow: 0 20px 50px rgba(79, 172, 254, 0.3);
}

.countdown-title {
    margin-right: 20px;
    font-weight: 700;
    font-size: 22px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    position: relative;
    z-index: 2;
    text-shadow: 1px 2px 4px rgba(0, 0, 0, 0.2);
}

.time-countdown span.hour,
.time-countdown span.minutes,
.time-countdown span.seconds {
    display: inline-block;
    min-width: 50px;
    padding: 12px 8px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    text-align: center;
    margin: 0 8px;
    font-weight: 800;
    font-size: 28px;
    font-family: 'SF Mono', 'Courier New', monospace;
    border: 2px solid rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    position: relative;
    z-index: 2;
    text-shadow: 1px 2px 4px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.time-countdown span.hour:hover,
.time-countdown span.minutes:hover,
.time-countdown span.seconds:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

/* ===== 悬停效果 ===== */
.nav-tabs .nav-link:hover {
    transform: translateY(-3px);
    box-shadow:
            0 8px 25px rgba(0, 0, 0, 0.12),
            0 3px 10px rgba(0, 0, 0, 0.08);
}

.nav-tabs .nav-link:hover::before {
    opacity: 1;
}

.nav-tabs .nav-link:hover .status-text {
    transform: scale(1.05);
}

/* ===== 响应式设计 ===== */
@media (max-width: 1400px) {
    .seckill-tabs .nav {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 1200px) {
    .box-height {
        margin: 20px 15px 40px;
    }

    .seckill-banner {
        height: 380px;
    }

    .seckill-title {
        font-size: 36px;
    }
}

@media (max-width: 768px) {
    .box-height {
        margin: 10px 10px 30px;
        border-radius: 16px;
    }

    .seckill-div {
        padding: 20px;
        margin: 20px auto;
    }

    .seckill-banner {
        height: 300px;
        border-radius: 16px;
    }

    .seckill-title {
        font-size: 28px;
        bottom: 25px;
        left: 25px;
        padding: 10px 0 10px 20px;
    }

    .seckill-banner .time {
        top: 20px;
        right: 20px;
        padding: 12px 20px;
        font-size: 14px;
    }

    .seckill-tabs .nav {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        padding: 20px;
        border-radius: 20px;
    }

    .nav-tabs .nav-link {
        padding: 20px 12px;
        border-radius: 16px;
    }

    .time-range {
        font-size: 16px;
    }

    .status-text {
        font-size: 11px !important;
        padding: 5px 12px !important;
    }

    .time-countdown {
        padding: 25px;
        font-size: 18px;
        margin: 30px auto;
        border-radius: 20px;
    }

    .countdown-title {
        font-size: 18px;
        display: block;
        margin-bottom: 15px;
        margin-right: 0;
    }

    .time-countdown span.hour,
    .time-countdown span.minutes,
    .time-countdown span.seconds {
        min-width: 40px;
        padding: 10px 6px;
        font-size: 24px;
        margin: 0 5px;
    }
}

@media (max-width: 480px) {
    .seckill-tabs .nav {
        grid-template-columns: 1fr;
    }

    .seckill-banner {
        height: 240px;
    }

    .seckill-title {
        font-size: 24px;
        bottom: 20px;
        left: 20px;
    }

    .time-countdown {
        padding: 20px;
        font-size: 16px;
    }

    .time-countdown span.hour,
    .time-countdown span.minutes,
    .time-countdown span.seconds {
        min-width: 35px;
        padding: 8px 4px;
        font-size: 20px;
    }
}

/* ===== 滚动条美化 ===== */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.03);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #ff6b6b 0%, #667eea 100%);
    border-radius: 10px;
    border: 2px solid rgba(255, 255, 255, 0.8);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #ff4757 0%, #764ba2 100%);
}

/* ===== 加载动画 ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.seckill-tabs .nav-link {
    animation: fadeInUp 0.6s ease backwards;
}

.seckill-tabs .nav-link:nth-child(1) { animation-delay: 0.1s; }
.seckill-tabs .nav-link:nth-child(2) { animation-delay: 0.2s; }
.seckill-tabs .nav-link:nth-child(3) { animation-delay: 0.3s; }
.seckill-tabs .nav-link:nth-child(4) { animation-delay: 0.4s; }
.seckill-tabs .nav-link:nth-child(5) { animation-delay: 0.5s; }
.seckill-tabs .nav-link:nth-child(6) { animation-delay: 0.6s; }
.seckill-tabs .nav-link:nth-child(7) { animation-delay: 0.7s; }
.seckill-tabs .nav-link:nth-child(8) { animation-delay: 0.8s; }