:root {
    --bg-gradient: linear-gradient( 180deg, #81D8D0 0%, #9FE5DF 100% ); /*#81D8D0;radial-gradient(circle at top, #1f2937 0, #020617 50%, #000 100%);*/
    --glass-bg: rgba(255, 255, 255, 0.65); /*rgba(15, 23, 42, 0.75);*/
    --glass-border: rgba(15, 23, 42, 0.12); /*rgba(148, 163, 184, 0.6);*/
    --text-main: #24383A; /*#f9fafb*/

    --text-sub: #2F3030; /*#5B7376;#9ca3af */
    --btn-bg: #2FA4A9; /*rgba(15, 23, 42, 0.95);*/
    --btn-bg-hover: #238E92;
    --btn-border: rgba(31, 41, 55, 0.15); /*rgba(148, 163, 184, 0.9);*/
    --btn-text: #FFFFFF;
    --glow-green: #34D399;
    --glow-blue: #60A5FA;
    --glow-yellow: #FBBF24;
    --glow-pink: #F472B6;
    --glow-purple: #A78BFA;
    --glow-gray: #E5E7EB;
    /*--glow-green: #4ade80;
    --glow-pink: #fb7185;
    --glow-blue: #3b82f6;
    --glow-yellow: #facc15;
    --glow-purple: #a855f7;
    --glow-gray: #e5e7eb;*/
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
    min-height: 100vh;
    background: var(--bg-gradient);
    color: var(--text-main);
    padding: 32px 20px 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-title {
    font-size: 30px;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 8px;
    color: #2F3030; /*#e5e7eb;*/
}

    .page-title span {
        /*<!-- background: linear-gradient(120deg, #38bdf8, #a855f7, #f97316); -->*/
        -webkit-background-clip: text;
        background-clip: text;
        color: var(--text-sub); /*<!--        transparent -->*/
    }

.sub-title {
    text-align: center;
    font-size: 13px;
    color: var(--text-sub);
    margin-bottom: 32px;
}

.grid {
    max-width: 1120px;
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, minmax(260px, 1fr));
    gap: 22px;
}

.section-card {
    position: relative;
    border-radius: 18px;
    padding: 18px 18px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    box-shadow: 0 0 0 1px rgba(15, 23, 42, 0.8), 0 18px 35px rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(14px) saturate(140%);
    overflow: hidden;
    transition: transform 0.18s ease-out, box-shadow 0.18s ease-out, border-color 0.18s ease-out;
}

    /* 外层发光轮廓 */
    

    .section-card::before {
        content: "";
        position: absolute;
        inset: -1px;
        background: conic-gradient( from 120deg, transparent 0deg, rgba(56, 189, 248, 0.5) 90deg, transparent 140deg, rgba(244, 114, 182, 0.5) 210deg, transparent 260deg, rgba(52, 211, 153, 0.5) 320deg, transparent 360deg );
        opacity: 0;
        transition: opacity 0.25s ease-out;
        pointer-events: none;
        z-index: -1;
    }

    /*.section-card:hover {
        transform: translateY(-6px) scale(1.01);
        box-shadow: 0 0 0 1px rgba(148, 163, 184, 0.8), 0 26px 50px rgba(0, 0, 0, 0.85);
        border-color: rgba(209, 213, 219, 0.9);
    }

        .section-card:hover::before {
            opacity: 1;
            animation: border-spin 3.6s linear infinite;
        }*/


/* 左侧彩色发光条 */
.section-card::after {
    content: "";
    position: absolute;
    left: -18px;
    top: 18px;
    bottom: 18px;
    width: 40px;
    filter: blur(18px);
    opacity: 0.85;
    z-index: -1;
}

.section-green::after {
    background: radial-gradient(circle, var(--glow-green), transparent 70%);
}

.section-pink::after {
    background: radial-gradient(circle, var(--glow-pink), transparent 70%);
}

.section-blue::after {
    background: radial-gradient(circle, var(--glow-blue), transparent 70%);
}

.section-yellow::after {
    background: radial-gradient(circle, var(--glow-yellow),transparent 70%);
}

.section-purple::after {
    background: radial-gradient(circle, var(--glow-purple),transparent 70%);
}

.section-gray::after {
    background: radial-gradient(circle, var(--glow-gray), transparent 70%);
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 14px;
}

.section-title {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 0.06em;
}

.section-tag {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    padding: 3px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.6);
    background: rgba(15, 23, 42, 0.7);
    color: var(--text-sub);
    white-space: nowrap;
}
/* 按钮列表间距保持不变 */
.btn-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* 按钮：清爽专业、适配 #81D8D0 背景 */
.nav-btn {
    position: relative;
    border: 1px solid rgba(31, 58, 61, 0.18);
    outline: none;
    border-radius: 14px;
    padding: 12px 14px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    /* 主按钮色：更“干净”的青绿色系（和 #81D8D0 同体系） */
    background: linear-gradient(180deg, #2FA4A9 0%, #268E92 100%);
    color: #FFFFFF;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    /* 更轻、更自然的阴影（避免黑泥一样的阴影） */
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.35) inset, 0 10px 20px rgba(15, 23, 42, 0.16);
    transition: transform 0.14s ease, box-shadow 0.14s ease, background 0.14s ease, border-color 0.14s ease, filter 0.14s ease;
}

    /* 轻微高光，不用赛博发光 */
    .nav-btn::before {
        content: "";
        position: absolute;
        inset: 1px;
        border-radius: 13px;
        background: linear-gradient(180deg, rgba(255,255,255,0.22), rgba(255,255,255,0));
        opacity: 0.85;
        pointer-events: none;
    }

    .nav-btn span {
        position: relative;
        transform: translateY(0.5px);
    }

    /* Hover：更亮一点 + 更浮起 */
    .nav-btn:hover {
        transform: translateY(-2px);
        border-color: rgba(31, 58, 61, 0.28);
        filter: brightness(1.03);
        box-shadow: 0 1px 0 rgba(255, 255, 255, 0.42) inset, 0 14px 26px rgba(15, 23, 42, 0.18);
    }

    /* Active：轻按下去 */
    .nav-btn:active {
        transform: translateY(0px);
        filter: brightness(0.98);
        box-shadow: 0 1px 0 rgba(255, 255, 255, 0.25) inset, 0 8px 16px rgba(15, 23, 42, 0.16);
    }

    /* 键盘可访问性（专业感加分） */
    .nav-btn:focus-visible {
        outline: none;
        box-shadow: 0 0 0 3px rgba(47, 164, 169, 0.28), 0 1px 0 rgba(255, 255, 255, 0.35) inset, 0 10px 20px rgba(15, 23, 42, 0.16);
    }

/*.btn-list {
    display: flex;
    flex-direction: column;
    gap: 9px;
}*/

/* 按钮 */
/*.nav-btn {
    position: relative;
    border: none;
    outline: none;
    border-radius: 11px;
    padding: 9px 12px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: var(--btn-bg);
    color: var(--text-main);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.04em;
    cursor: pointer;
    border: 1px solid var(--btn-border);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06) inset, 0 10px 24px rgba(0, 0, 0, 0.65);
    overflow: hidden;
    transition: transform 0.12s ease-out, box-shadow 0.12s ease-out, border-color 0.12s ease-out, background 0.12s ease-out, color 0.12s ease-out;
}*/

    /* 按钮发光边缘 */
    /*.nav-btn::before {
        content: "";
        position: absolute;
        inset: -1px;
        background: radial-gradient(circle at top left, rgba(96, 165, 250, 0.9), transparent 60%);
        opacity: 0;
        transition: opacity 0.16s ease-out;
        pointer-events: none;
    }

    .nav-btn span {
        position: relative;
        transform: translateY(1px);
    }

    .nav-btn:hover {
        transform: translateY(-2px);
        border-color: #e5e7eb;
        background: linear-gradient(135deg, #020617, #0b1120);
        box-shadow: 0 0 0 1px rgba(148, 163, 184, 0.7), 0 18px 32px rgba(0, 0, 0, 0.9);
    }

        .nav-btn:hover::before {
            opacity: 1;
        }

    .nav-btn:active {
        transform: translateY(1px) scale(0.995);
        box-shadow: 0 0 0 1px rgba(15, 23, 42, 0.9), 0 6px 14px rgba(0, 0, 0, 0.8);
    }*/

/* 小屏幕适配 */
@media (max-width: 960px) {
    .grid {
        grid-template-columns: repeat(2, minmax(220px, 1fr));
    }
}

@media (max-width: 640px) {
    body {
        padding: 24px 12px 32px;
    }

    .page-title {
        font-size: 24px;
        letter-spacing: 0.14em;
    }

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

/* 首页布局：两栏 */
.hero {
    max-width: 1120px;
    width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 22px;
}

/* 左侧卡片内容更像宣传页 */
.hero-left {
    padding: 22px 22px 24px;
}

/* 右侧图片卡片 */
.hero-right {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 14px;
}

/* Logo 区域 */
.hero-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.hero-logo-mark {
    width: 54px;
    height: 54px;
    border-radius: 14px;
    border: 1px solid rgba(148, 163, 184, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
    background: radial-gradient(circle at top, #38bdf8 0, #0f172a 55%, #020617 100%);
}

.hero-logo-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.hero-logo-cn {
    font-size: 18px;
    font-weight: 600;
}

.hero-logo-en {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--text-sub);
}

/* 引导文字 */
.hero-lead-cn {
    font-size: 14px;
    line-height: 1.7;
    margin-top: 15px;
    margin-bottom: 4px;
}

.hero-lead-highlight {
    font-size: 16px;
    font-weight: 600;
    color: #60a5fa;
    margin-bottom: 14px;
}

/* 介绍正文 */
.hero-content {
    font-size: 13px;
    line-height: 1.8;
    color: var(--text-main);
}

    .hero-content p + p {
        margin-top: 8px;
    }

/* 按钮容器 */
.hero-button-wrapper {
    margin-top: 18px;
}

/* 右侧图片样式 */
.hero-photo {
    width: 100%;
    height: 100%;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(148, 163, 184, 0.8);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.9);
}

    .hero-photo img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

/* 小屏幕：上下布局 */
@media (max-width: 768px) {
    .hero {
        grid-template-columns: 1fr;
    }

    .hero-left {
        order: 1; /* 文字在上 */
    }

    .hero-right {
        order: 2; /* 图片在下 */
    }
}

.school-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 22px;
    background: linear-gradient( 180deg, #E9FBF9,#D8F4F1 );
    border-radius: 16px;
    border: 1px solid rgba(31, 58, 61, 0.16);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: 0 10px 26px rgba(15, 23, 42, 0.18);
}

.school-logo {
    width: 64px;
    height: 64px;
    border-radius: 14px;
    background: rgba(47, 164, 169, 0.12);
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 6px rgba(15, 23, 42, 0.12);
}

.school-title-cn {
    font-size: 20px;
    font-weight: 700;
    color: #1F3A3D;
    letter-spacing: 0.04em;
}

.school-title-en {
    font-size: 12px;
    margin-top: 4px;
    color: #5B7376;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

/*
.school-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 20px;
    background: linear-gradient(135deg, #1c1f2e, #2a1f35, #1a1d2a);
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.45);
}

.school-logo {
    width: 64px;
    height: 64px;
    border-radius: 12px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.06);
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.school-text {
    display: flex;
    flex-direction: column;
}

.school-title-cn {
    font-size: 20px;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 0.06em;
}

.school-title-en {
    font-size: 12px;
    margin-top: 3px;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.18em;
    text-transform: uppercase;
}*/

/*.gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);*/ /* change 6 to 3/4/5 */
    /*gap: 5px;
}

    .gallery img {
        width: 100%;
        aspect-ratio: 4/3;*/ /* consistent tiles */
        /*object-fit:scale-down;*/ /* or contain if you dislike cropping */
        /*border-radius: 5px;
    }*/

.gallery {
    display: grid;
    gap: 12px;
    /* Responsive columns: as many as fit, each at least 140px */
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    width: 100%;
    max-width: 1120px; /* optional */
    margin: 0 auto; /* optional */
    padding: 0; /* optional */
}

    .gallery a {
        display: block;
        border-radius: 5px;
        overflow: hidden;
        /* Optional card feel */
        border: 1px solid rgba(148,163,184,0.25);
        background: rgba(255,255,255,0.04);
    }

    .gallery img {
        display: block;
        width: 100%;
        height: 100%; /* consistent tile height */
        object-fit:scale-down; /* change to contain to avoid cropping */
    }

/* Better touch targets & slightly larger tiles on bigger screens */
@media (min-width: 768px) {
    .gallery {
        grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
        gap: 14px;
    }

        .gallery img {
            height: 155px;
        }
}

@media (min-width: 1100px) {
    .gallery {
        grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
        gap: 16px;
    }

        .gallery img {
            height: 170px;
        }
}
/* Card feel: responsive, consistent tiles */

.product-card {
    cursor: pointer;
    border: 2px solid #81D8D0; /* black, thicker border */
    border-radius: 26px; /* more rounded */
    overflow: hidden;
    box-shadow: 0 6px 18px rgba(0,0,0,.15);
    transition: transform .25s ease, box-shadow .25s ease;
    margin: 0 auto; /* centers the card */
}

.product-card-img {
    width: 100%;
    height: 220px; /* desktop tile height */
    object-fit: cover; /* keep clean grid; change to contain if needed */
    border: 3px solid #000;
    border-radius: 26px;
    box-shadow: 0 6px 18px rgba(0,0,0,.15);
    transition: transform .25s ease, box-shadow .25s ease;
    display: block;
}

    .product-card-img:hover {
        transform: translateY(-6px);
        box-shadow: 0 12px 28px rgba(0,0,0,.25);
    }

/* Mobile: let images breathe, reduce forced cropping */
@media (max-width: 576px) {
    .product-card-img {
        height: auto; /* natural height on mobile */
        object-fit: contain; /* avoid aggressive crop */
    }
}

/* Optional: keep title-line centered */
.title-line {
    width: 100px;
    height: 3px;
    background-color: #fff;
    margin: 0 auto 6px;
}


table {
    width: 100%;
    border-collapse: collapse;
    margin: 40px 0;
}

th {
    background-color: #1a5276;
    color: white;
    padding: 14px;
    font-size: 1.1rem;
    border: 1px solid #2c3e50;
    text-align: center;
}

td {
    padding: 12px;
    text-align: center;
    border: 1px solid #bdc3c7;
    background-color: #ecf0f1;
    color: #2980b9;
}

tr:nth-child(even) td {
    background-color: #dfe6e9;
}

a {
    color: #2980b9;
    text-decoration: underline;
    font-weight: 600;
}

    a:hover {
        text-decoration: underline;
        color: #1a5276;
    }

.table-title {
    color: #34495e;
    font-size: 1.3rem;
    margin: 40px 0 15px;
}


.table-container {
    max-width: 1120px;
    width: 100%;
    margin: 0 auto 40px;
}

.training-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 0 0 1px rgba(15, 23, 42, 0.8), 0 18px 35px rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(14px) saturate(140%);
}

    .training-table thead {
        background: linear-gradient(135deg, #2d5016, #3d6620, #2d5016);
    }

    .training-table th {
        padding: 16px 20px;
        text-align: center;
        font-weight: 600;
        color: white;
        font-size: 18px;
        letter-spacing: 0.06em;
        border-right: 1px solid rgba(255, 255, 255, 0.2);
    }

        .training-table th:last-child {
            border-right: none;
        }

    .training-table tbody tr {
        border-bottom: 1px solid var(--glass-border);
        transition: background 0.18s ease-out;
    }

        .training-table tbody tr:nth-child(even) {
            background: rgba(255, 255, 255, 0.02);
        }

        .training-table tbody tr:hover {
            background: rgba(148, 163, 184, 0.08);
        }

        .training-table tbody tr:last-child {
            border-bottom: none;
        }

    .training-table td {
        padding: 14px 20px;
        color: var(--text-main);
        border-right: 1px solid var(--glass-border);
        vertical-align: middle;
    }

        .training-table td:last-child {
            border-right: none;
        }

        .training-table td:first-child {
            text-align: center;
            font-weight: 500;
            font-size: 15px;
        }

.table-text {
    color: var(--text-main);
    font-size: 14px;
    line-height: 1.6;
}

    .table-text a {
        color: #60a5fa;
        text-decoration: none;
        border-bottom: 1px solid rgba(96, 165, 250, 0.3);
        transition: all 0.18s ease-out;
    }

        .table-text a:hover {
            color: #93c5fd;
            border-bottom-color: #93c5fd;
        }

.table-links {
    color: var(--text-main);
    font-size: 14px;
    line-height: 1.8;
}

    .table-links a {
        color: #60a5fa;
        text-decoration: none;
        border-bottom: 1px solid rgba(96, 165, 250, 0.3);
        transition: all 0.18s ease-out;
        display: inline-block;
    }

        .table-links a:hover {
            color: #93c5fd;
            border-bottom-color: #93c5fd;
        }

/* 容器 */
/*.table-container {
    max-width: 1120px;
    width: 100%;
    margin: 0 auto 40px;
}*/

/* 表格主体：浅玻璃卡片风 */
/*.training-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.62);
    border: 1px solid rgba(31, 58, 61, 0.14);
    border-radius: 18px;
    backdrop-filter: blur(14px) saturate(135%);
    -webkit-backdrop-filter: blur(14px) saturate(135%);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.14);
}*/

    /* 表头：统一青绿色体系（替换军绿） */
    /*.training-table thead th {
        background: linear-gradient(180deg, #2FA4A9 0%, #268E92 100%);
        color: #FFFFFF;
        padding: 16px 18px;
        text-align: center;
        font-weight: 700;
        font-size: 16px;
        letter-spacing: 0.06em;
        border-right: 1px solid rgba(255, 255, 255, 0.25);
    }

        .training-table thead th:last-child {
            border-right: none;
        }*/

    /* 表体行：干净分割线 + 轻 hover */
    /*.training-table tbody tr {
        transition: background 0.18s ease, transform 0.18s ease;
    }

        .training-table tbody tr + tr td {
            border-top: 1px solid rgba(31, 58, 61, 0.10);
        }

        .training-table tbody tr:hover {
            background: rgba(47, 164, 169, 0.10);
        }*/

    /* 单元格：统一文字与边框风格 */
    /*.training-table td {
        padding: 14px 18px;
        vertical-align: middle;
        color: #24383A;
        font-size: 14px;
        line-height: 1.7;
        border-right: 1px solid rgba(31, 58, 61, 0.10);
        background: rgba(255, 255, 255, 0.36);
    }

        .training-table td:last-child {
            border-right: none;
        }*/

        /* 第一列（课程/序号）更稳重 */
        /*.training-table td:first-child {
            text-align: center;
            font-weight: 700;
            color: #1F3A3D;
            background: rgba(47, 164, 169, 0.06);
            width: 90px;
        }*/

/* 文字块 */
/*.table-text,
.table-links {
    color: #24383A;
    font-size: 14px;
    line-height: 1.75;
}*/

    /* 链接：从“蓝色科技感”改成“品牌青绿色” */
    /*.table-text a,
    .table-links a {
        color: #1F8F93;
        text-decoration: none;
        border-bottom: 1px solid rgba(31, 143, 147, 0.25);
        transition: color 0.16s ease, border-bottom-color 0.16s ease;
        display: inline-block;
    }

        .table-text a:hover,
        .table-links a:hover {
            color: #166E71;
            border-bottom-color: rgba(22, 110, 113, 0.55);
        }*/