/* 在线导航入口 - 深海蓝风（Ocean Deep Blue） */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --abyss: #04111f;
    --deep: #0a1929;
    --navy: #0f2942;
    --ocean: #006994;
    --sea: #00a8cc;
    --cyan: #00d4ff;
    --aqua: #7fdbff;
    --foam: #cfeeff;
    --pearl: #f0f9ff;
    --coral: #ff6b6b;
    --sand: #ffd166;
    --kelp: #06d6a0;
    --white: #ffffff;
    --glass: rgba(255, 255, 255, 0.06);
    --glass-strong: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(127, 219, 255, 0.18);
    --glow: 0 0 40px rgba(0, 212, 255, 0.25);
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', 'SF Pro Display', -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background:
        radial-gradient(ellipse at top, #0a1929 0%, #04111f 60%, #000810 100%);
    background-attachment: fixed;
    color: var(--foam);
    line-height: 1.75;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* 海底气泡装饰 */
body::before, body::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    filter: blur(60px);
    z-index: 0;
    pointer-events: none;
}
body::before {
    width: 480px; height: 480px;
    background: rgba(0, 168, 204, 0.25);
    top: -150px; right: -150px;
    animation: drift1 18s ease-in-out infinite;
}
body::after {
    width: 380px; height: 380px;
    background: rgba(0, 212, 255, 0.18);
    bottom: -120px; left: -120px;
    animation: drift2 22s ease-in-out infinite;
}
@keyframes drift1 {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-40px, 40px); }
}
@keyframes drift2 {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(40px, -30px); }
}

a { color: var(--aqua); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--cyan); }

.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

/* ========== 顶部公告 ========== */
.top-bar {
    background: linear-gradient(90deg, var(--abyss), var(--navy), var(--abyss));
    border-bottom: 1px solid var(--glass-border);
    color: var(--aqua);
    padding: 10px 0;
    text-align: center;
    font-size: 0.82rem;
    position: relative;
    z-index: 50;
    letter-spacing: 0.5px;
}
.top-bar .live {
    display: inline-block;
    width: 8px; height: 8px;
    background: var(--kelp);
    border-radius: 50%;
    margin-right: 8px;
    box-shadow: 0 0 10px var(--kelp);
    animation: glow 1.5s infinite;
}
@keyframes glow {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}
.top-bar span { margin: 0 12px; opacity: 0.85; }
.top-bar .sep { opacity: 0.4; }

/* ========== 主头部 ========== */
.site-header {
    background: rgba(10, 25, 41, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 18px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

.header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.logo-block {
    display: flex;
    align-items: center;
    gap: 14px;
}
.logo-mark {
    width: 50px; height: 50px;
    background: linear-gradient(135deg, var(--ocean), var(--cyan));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 800;
    font-size: 1.3rem;
    box-shadow: 0 0 24px rgba(0, 212, 255, 0.45), inset 0 0 12px rgba(255, 255, 255, 0.3);
    position: relative;
}
.logo-mark::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 1.5px solid rgba(0, 212, 255, 0.3);
    animation: ripple 2s infinite;
}
@keyframes ripple {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.3); opacity: 0; }
}
.logo-text h1 {
    font-size: 1.4rem;
    color: var(--white);
    font-weight: 800;
    letter-spacing: -0.5px;
}
.logo-text .sub {
    font-size: 0.7rem;
    color: var(--aqua);
    font-weight: 600;
    letter-spacing: 3px;
    margin-top: 2px;
    text-transform: uppercase;
}

.search-box {
    flex: 1;
    max-width: 500px;
    position: relative;
}
.search-box input {
    width: 100%;
    padding: 12px 50px 12px 20px;
    background: rgba(0, 0, 0, 0.35);
    border: 1.5px solid var(--glass-border);
    border-radius: 30px;
    color: var(--pearl);
    font-family: inherit;
    font-size: 0.92rem;
    transition: all 0.2s;
}
.search-box input::placeholder { color: rgba(127, 219, 255, 0.5); }
.search-box input:focus {
    outline: none;
    border-color: var(--cyan);
    box-shadow: 0 0 0 4px rgba(0, 212, 255, 0.15);
}
.search-box button {
    position: absolute;
    right: 6px; top: 50%;
    transform: translateY(-50%);
    width: 38px; height: 38px;
    background: linear-gradient(135deg, var(--ocean), var(--cyan));
    border: none;
    border-radius: 50%;
    color: var(--white);
    cursor: pointer;
    font-size: 1rem;
    box-shadow: 0 0 16px rgba(0, 212, 255, 0.5);
}
.search-box button:hover { transform: translateY(-50%) scale(1.05); }

.header-actions {
    display: flex;
    gap: 10px;
}
.btn-ghost {
    padding: 10px 22px;
    background: transparent;
    border: 1px solid var(--glass-border);
    border-radius: 22px;
    color: var(--aqua);
    font-size: 0.85rem;
    font-weight: 600;
    transition: all 0.2s;
}
.btn-ghost:hover {
    background: var(--glass-strong);
    color: var(--white);
}
.btn-glow {
    padding: 10px 22px;
    background: linear-gradient(135deg, var(--ocean), var(--cyan));
    color: var(--white);
    border: none;
    border-radius: 22px;
    font-size: 0.85rem;
    font-weight: 700;
    box-shadow: 0 0 18px rgba(0, 212, 255, 0.45);
    transition: all 0.2s;
}
.btn-glow:hover {
    transform: translateY(-1px);
    box-shadow: 0 0 26px rgba(0, 212, 255, 0.65);
    color: var(--white);
}

/* ========== 主导航 ========== */
.main-nav {
    background: rgba(4, 17, 31, 0.7);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--glass-border);
    position: relative;
    z-index: 50;
}
.main-nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 4px;
}
.main-nav li a {
    display: block;
    padding: 14px 24px;
    color: var(--foam);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.2s;
    position: relative;
}
.main-nav li a:hover, .main-nav li a.active {
    color: var(--white);
    background: var(--glass);
}
.main-nav li a.active::after {
    content: '';
    position: absolute;
    bottom: 4px; left: 50%;
    transform: translateX(-50%);
    width: 24px; height: 2px;
    background: var(--cyan);
    border-radius: 2px;
    box-shadow: 0 0 8px var(--cyan);
}

/* ========== Hero 区 ========== */
.hero {
    padding: 90px 0 110px;
    position: relative;
    overflow: hidden;
}

/* 波浪 SVG 装饰 */
.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 100%;
    background:
        radial-gradient(circle at 80% 30%, rgba(0, 168, 204, 0.25) 0%, transparent 40%),
        radial-gradient(circle at 20% 70%, rgba(0, 212, 255, 0.15) 0%, transparent 35%);
    z-index: -1;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text .pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 16px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    color: var(--aqua);
    font-size: 0.78rem;
    font-weight: 600;
    margin-bottom: 24px;
    letter-spacing: 1px;
}
.hero-text .pill .dot {
    width: 6px; height: 6px;
    background: var(--cyan);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--cyan);
}
.hero-text h1 {
    font-size: 3.8rem;
    line-height: 1.1;
    color: var(--white);
    font-weight: 900;
    margin-bottom: 24px;
    letter-spacing: -1.5px;
}
.hero-text h1 .gradient {
    background: linear-gradient(120deg, var(--aqua), var(--cyan), var(--sea));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-text p {
    font-size: 1.1rem;
    color: var(--foam);
    margin-bottom: 32px;
    line-height: 1.85;
    opacity: 0.9;
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}
.btn-primary {
    display: inline-block;
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--ocean), var(--cyan));
    color: var(--white);
    border-radius: 30px;
    font-weight: 700;
    letter-spacing: 0.5px;
    box-shadow: 0 8px 24px rgba(0, 168, 204, 0.4);
    transition: all 0.25s;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0, 212, 255, 0.55);
    color: var(--white);
}
.btn-outline {
    display: inline-block;
    padding: 14px 32px;
    background: var(--glass);
    backdrop-filter: blur(10px);
    border: 1.5px solid var(--glass-border);
    color: var(--white);
    border-radius: 30px;
    font-weight: 600;
    transition: all 0.25s;
}
.btn-outline:hover {
    background: var(--glass-strong);
    border-color: var(--cyan);
    color: var(--white);
}

/* Hero 右侧入口卡片堆叠 */
.hero-visual {
    position: relative;
    height: 420px;
}
.entry-card {
    position: absolute;
    background: var(--glass-strong);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 18px;
    padding: 22px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
    color: var(--pearl);
    transition: all 0.3s;
}
.entry-card:hover {
    transform: translateY(-6px);
    border-color: var(--cyan);
    box-shadow: 0 14px 40px rgba(0, 212, 255, 0.3);
}
.entry-card .ec-icon {
    width: 44px; height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 800;
    font-size: 1.1rem;
    margin-bottom: 12px;
    box-shadow: 0 0 16px rgba(0, 212, 255, 0.3);
}
.entry-card h4 {
    color: var(--white);
    font-size: 1.02rem;
    font-weight: 700;
    margin-bottom: 4px;
}
.entry-card p {
    color: var(--aqua);
    font-size: 0.8rem;
    margin: 0;
    opacity: 0.85;
}
.ec-1 { top: 0; left: 0; width: 240px; }
.ec-1 .ec-icon { background: linear-gradient(135deg, var(--ocean), var(--sea)); }
.ec-2 { top: 90px; right: 0; width: 230px; }
.ec-2 .ec-icon { background: linear-gradient(135deg, var(--sea), var(--cyan)); }
.ec-3 { bottom: 90px; left: 50px; width: 220px; }
.ec-3 .ec-icon { background: linear-gradient(135deg, var(--kelp), var(--sea)); }
.ec-4 { bottom: 0; right: 40px; width: 250px; }
.ec-4 .ec-icon { background: linear-gradient(135deg, var(--coral), var(--sand)); }

/* ========== 通用区块 ========== */
section { padding: 80px 0; }

.section-head {
    text-align: center;
    margin-bottom: 56px;
}
.section-head .eyebrow {
    display: inline-block;
    padding: 6px 18px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--cyan);
    border-radius: 18px;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 16px;
}
.section-head h2 {
    font-size: 2.5rem;
    color: var(--white);
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}
.section-head p {
    color: var(--foam);
    font-size: 1rem;
    max-width: 640px;
    margin: 0 auto;
    opacity: 0.85;
}
.section-head .wave-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--ocean), var(--cyan), var(--aqua));
    border-radius: 4px;
    margin: 18px auto 0;
    box-shadow: 0 0 16px rgba(0, 212, 255, 0.5);
}

/* ========== 数据统计 ========== */
.stats-band {
    background: linear-gradient(135deg, rgba(0, 105, 148, 0.2), rgba(0, 168, 204, 0.1));
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
    padding: 64px 0;
    margin: 30px 0;
    position: relative;
    overflow: hidden;
}
.stats-band::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}
.stat-block .num {
    font-size: 3.2rem;
    background: linear-gradient(135deg, var(--aqua), var(--cyan));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 10px;
}
.stat-block .label {
    color: var(--foam);
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 600;
    opacity: 0.85;
}

/* ========== 入口分类网格 ========== */
.entry-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 44px;
}
.entry-tab {
    padding: 10px 22px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 22px;
    color: var(--aqua);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}
.entry-tab:hover, .entry-tab.active {
    background: linear-gradient(135deg, var(--ocean), var(--cyan));
    border-color: transparent;
    color: var(--white);
    box-shadow: 0 6px 18px rgba(0, 212, 255, 0.4);
}

.entry-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.entry-tile {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 18px;
    padding: 26px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    color: var(--pearl);
}
.entry-tile::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 3px;
    background: linear-gradient(90deg, var(--ocean), var(--cyan), var(--aqua));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s;
}
.entry-tile:hover {
    transform: translateY(-6px);
    background: var(--glass-strong);
    border-color: var(--cyan);
    box-shadow: 0 16px 40px rgba(0, 212, 255, 0.25);
}
.entry-tile:hover::before { transform: scaleX(1); }

.entry-tile .tile-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}
.entry-tile .tile-icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 800;
    font-size: 1.1rem;
}
.tile-icon.blue { background: linear-gradient(135deg, var(--ocean), var(--sea)); box-shadow: 0 0 20px rgba(0, 168, 204, 0.4); }
.tile-icon.cyan { background: linear-gradient(135deg, var(--sea), var(--cyan)); box-shadow: 0 0 20px rgba(0, 212, 255, 0.4); }
.tile-icon.kelp { background: linear-gradient(135deg, var(--kelp), var(--sea)); box-shadow: 0 0 20px rgba(6, 214, 160, 0.4); }
.tile-icon.coral { background: linear-gradient(135deg, var(--coral), var(--sand)); box-shadow: 0 0 20px rgba(255, 107, 107, 0.4); }
.tile-icon.sand { background: linear-gradient(135deg, var(--sand), var(--coral)); box-shadow: 0 0 20px rgba(255, 209, 102, 0.4); }
.tile-icon.aqua { background: linear-gradient(135deg, var(--aqua), var(--cyan)); box-shadow: 0 0 20px rgba(127, 219, 255, 0.4); }

.entry-tile .tile-tag {
    padding: 3px 10px;
    background: rgba(0, 212, 255, 0.2);
    color: var(--cyan);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 700;
}
.entry-tile h3 {
    color: var(--white);
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.entry-tile p {
    color: var(--foam);
    font-size: 0.86rem;
    line-height: 1.65;
    margin-bottom: 14px;
    opacity: 0.8;
}
.entry-tile .tile-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 14px;
    border-top: 1px solid var(--glass-border);
}
.entry-tile .tile-count {
    color: var(--aqua);
    font-size: 0.8rem;
    font-weight: 700;
}
.entry-tile .tile-link {
    color: var(--cyan);
    font-size: 0.82rem;
    font-weight: 700;
}

/* ========== 双栏特性 ========== */
.feature-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
}

.feature-visual {
    background: var(--glass-strong);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 28px;
    padding: 46px;
    color: var(--pearl);
    position: relative;
    overflow: hidden;
}
.feature-visual::before {
    content: '';
    position: absolute;
    top: -60px; right: -60px;
    width: 220px; height: 220px;
    background: radial-gradient(circle, var(--cyan), transparent 70%);
    opacity: 0.3;
    border-radius: 50%;
}
.feature-visual .big-num {
    font-size: 5rem;
    background: linear-gradient(135deg, var(--aqua), var(--cyan));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 12px;
    position: relative;
}
.feature-visual .stat-label {
    color: var(--foam);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 1px;
    position: relative;
    opacity: 0.85;
}
.feature-visual .stat-list {
    margin-top: 30px;
    position: relative;
}
.feature-visual .stat-list li {
    padding: 13px 0;
    border-bottom: 1px solid var(--glass-border);
    list-style: none;
    display: flex;
    justify-content: space-between;
    font-size: 0.95rem;
    color: var(--foam);
}
.feature-visual .stat-list li:last-child { border: none; }
.feature-visual .stat-list .v {
    color: var(--cyan);
    font-weight: 700;
}

.feature-text .eyebrow {
    display: inline-block;
    padding: 6px 16px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--cyan);
    border-radius: 18px;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 16px;
}
.feature-text h2 {
    font-size: 2.3rem;
    color: var(--white);
    font-weight: 800;
    margin-bottom: 22px;
    line-height: 1.25;
    letter-spacing: -0.5px;
}
.feature-text p {
    color: var(--foam);
    font-size: 1rem;
    line-height: 1.9;
    margin-bottom: 16px;
    opacity: 0.9;
}
.feature-text .check-list {
    list-style: none;
    margin-top: 26px;
}
.feature-text .check-list li {
    padding: 11px 0 11px 34px;
    position: relative;
    color: var(--foam);
    font-size: 0.96rem;
}
.feature-text .check-list li::before {
    content: '✓';
    position: absolute;
    left: 0; top: 11px;
    width: 22px; height: 22px;
    background: linear-gradient(135deg, var(--ocean), var(--cyan));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 800;
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

/* ========== 时间线 ========== */
.timeline {
    max-width: 880px;
    margin: 0 auto;
    position: relative;
    padding: 20px 0;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 30px; top: 0; bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--ocean), var(--cyan), var(--aqua));
    border-radius: 3px;
    box-shadow: 0 0 12px rgba(0, 212, 255, 0.4);
}
.tl-row {
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: 30px;
    margin-bottom: 34px;
    position: relative;
}
.tl-row::before {
    content: '';
    position: absolute;
    left: 20px; top: 12px;
    width: 23px; height: 23px;
    background: var(--abyss);
    border: 3px solid var(--cyan);
    border-radius: 50%;
    z-index: 2;
    box-shadow: 0 0 0 5px rgba(0, 212, 255, 0.18), 0 0 16px var(--cyan);
}
.tl-row .tl-year {
    color: var(--white);
    font-weight: 800;
    font-size: 1.05rem;
    padding-top: 6px;
}
.tl-row .tl-body {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 18px;
    padding: 24px 28px;
    transition: all 0.25s;
}
.tl-row .tl-body:hover {
    transform: translateX(6px);
    border-color: var(--cyan);
    box-shadow: 0 12px 30px rgba(0, 212, 255, 0.2);
}
.tl-row .tl-body h3 {
    color: var(--white);
    font-size: 1.18rem;
    margin-bottom: 8px;
    font-weight: 700;
}
.tl-row .tl-body p {
    color: var(--foam);
    font-size: 0.92rem;
    line-height: 1.75;
    opacity: 0.85;
}

/* ========== 价格方案 ========== */
.plan-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.plan-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 26px;
    padding: 42px 32px;
    text-align: center;
    position: relative;
    transition: all 0.3s;
    color: var(--pearl);
}
.plan-card:hover {
    transform: translateY(-4px);
    border-color: var(--cyan);
}
.plan-card.featured {
    background: linear-gradient(135deg, rgba(0, 105, 148, 0.4), rgba(0, 168, 204, 0.2));
    border-color: var(--cyan);
    transform: translateY(-12px);
    box-shadow: 0 20px 50px rgba(0, 212, 255, 0.3);
}
.plan-card .plan-tag {
    display: inline-block;
    padding: 5px 16px;
    background: linear-gradient(135deg, var(--ocean), var(--cyan));
    color: var(--white);
    border-radius: 14px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    margin-bottom: 18px;
}
.plan-card .plan-name {
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 10px;
}
.plan-card .plan-price {
    font-size: 2.8rem;
    background: linear-gradient(135deg, var(--aqua), var(--cyan));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 900;
    margin-bottom: 6px;
}
.plan-card .plan-price .unit {
    font-size: 0.9rem;
    color: var(--foam);
    -webkit-text-fill-color: var(--foam);
    font-weight: 500;
}
.plan-card .plan-desc {
    color: var(--foam);
    font-size: 0.88rem;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--glass-border);
    opacity: 0.85;
}
.plan-card ul {
    list-style: none;
    text-align: left;
    margin-bottom: 28px;
}
.plan-card ul li {
    padding: 10px 0 10px 30px;
    position: relative;
    color: var(--foam);
    font-size: 0.9rem;
    border-bottom: 1px solid var(--glass-border);
}
.plan-card ul li:last-child { border: none; }
.plan-card ul li::before {
    content: '◆';
    position: absolute;
    left: 0; top: 10px;
    color: var(--cyan);
    font-size: 0.8rem;
}
.plan-card .btn {
    display: inline-block;
    padding: 12px 32px;
    background: linear-gradient(135deg, var(--ocean), var(--cyan));
    color: var(--white);
    border-radius: 26px;
    font-weight: 700;
    font-size: 0.88rem;
    letter-spacing: 0.5px;
    transition: all 0.25s;
    box-shadow: 0 6px 18px rgba(0, 212, 255, 0.35);
}
.plan-card .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 26px rgba(0, 212, 255, 0.5);
    color: var(--white);
}
.plan-badge {
    position: absolute;
    top: -14px; left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--coral), var(--sand));
    color: var(--white);
    padding: 6px 20px;
    border-radius: 14px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    box-shadow: 0 4px 14px rgba(255, 107, 107, 0.5);
}

/* ========== 精选入口展示 ========== */
.showcase-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.showcase-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.3s;
    color: var(--pearl);
}
.showcase-card:hover {
    transform: translateY(-8px);
    border-color: var(--cyan);
    box-shadow: 0 20px 50px rgba(0, 212, 255, 0.25);
}
.showcase-card .show-banner {
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2.4rem;
    font-weight: 900;
    position: relative;
    overflow: hidden;
}
.showcase-card .show-banner.bg-1 {
    background: linear-gradient(135deg, var(--ocean), var(--sea));
}
.showcase-card .show-banner.bg-2 {
    background: linear-gradient(135deg, var(--sea), var(--cyan));
}
.showcase-card .show-banner.bg-3 {
    background: linear-gradient(135deg, var(--kelp), var(--sea));
}
.showcase-card .show-banner::before {
    content: '';
    position: absolute;
    top: -30px; right: -30px;
    width: 110px; height: 110px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.18);
}
.showcase-card .show-banner::after {
    content: '';
    position: absolute;
    bottom: -25px; left: -25px;
    width: 80px; height: 80px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
}
.showcase-card .show-body {
    padding: 26px;
}
.showcase-card .show-cat {
    display: inline-block;
    padding: 4px 14px;
    background: rgba(0, 212, 255, 0.15);
    color: var(--cyan);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: 1px;
}
.showcase-card h3 {
    color: var(--white);
    font-size: 1.18rem;
    margin-bottom: 8px;
    font-weight: 700;
}
.showcase-card p {
    color: var(--foam);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 14px;
    opacity: 0.85;
}
.showcase-card .show-meta {
    display: flex;
    gap: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--glass-border);
    font-size: 0.8rem;
    color: var(--aqua);
}
.showcase-card .show-meta .hot {
    color: var(--coral);
    font-weight: 700;
}

/* ========== 资讯列表 ========== */
.news-wrap {
    max-width: 900px;
    margin: 0 auto;
}
.news-card {
    display: grid;
    grid-template-columns: 130px 1fr;
    gap: 26px;
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 26px;
    margin-bottom: 18px;
    transition: all 0.25s;
    color: var(--pearl);
}
.news-card:hover {
    transform: translateX(6px);
    border-color: var(--cyan);
    box-shadow: 0 12px 30px rgba(0, 212, 255, 0.2);
}
.news-date-box {
    background: linear-gradient(135deg, var(--ocean), var(--cyan));
    color: var(--white);
    border-radius: 14px;
    padding: 16px;
    text-align: center;
    height: fit-content;
    box-shadow: 0 6px 18px rgba(0, 212, 255, 0.3);
}
.news-date-box .day {
    font-size: 1.9rem;
    font-weight: 900;
    line-height: 1;
}
.news-date-box .month {
    font-size: 0.72rem;
    font-weight: 600;
    margin-top: 4px;
    letter-spacing: 1.5px;
}
.news-body .news-cat {
    display: inline-block;
    color: var(--cyan);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 6px;
}
.news-body h3 {
    color: var(--white);
    font-size: 1.18rem;
    margin-bottom: 8px;
    font-weight: 700;
    line-height: 1.4;
}
.news-body h3 a { color: inherit; }
.news-body h3 a:hover { color: var(--cyan); }
.news-body p {
    color: var(--foam);
    font-size: 0.9rem;
    line-height: 1.7;
    opacity: 0.85;
}

/* ========== 联系页 ========== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 50px;
}
.contact-info-card {
    background: linear-gradient(135deg, var(--ocean), var(--cyan));
    border-radius: 28px;
    padding: 46px;
    color: var(--white);
    position: relative;
    overflow: hidden;
    box-shadow: 0 16px 40px rgba(0, 168, 204, 0.4);
}
.contact-info-card::before {
    content: '';
    position: absolute;
    top: -80px; right: -80px;
    width: 260px; height: 260px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
}
.contact-info-card::after {
    content: '';
    position: absolute;
    bottom: -50px; left: -50px;
    width: 180px; height: 180px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}
.contact-info-card h3 {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.85rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 14px;
    position: relative;
}
.contact-info-card h2 {
    color: var(--white);
    font-size: 2.1rem;
    margin-bottom: 22px;
    font-weight: 800;
    line-height: 1.3;
    position: relative;
}
.contact-info-card p {
    color: rgba(255, 255, 255, 0.92);
    margin-bottom: 30px;
    line-height: 1.85;
    position: relative;
}
.contact-info-list {
    list-style: none;
    position: relative;
}
.contact-info-list li {
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.22);
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 14px;
}
.contact-info-list .lbl {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
}
.contact-info-list .val {
    color: var(--white);
    font-size: 0.92rem;
    font-weight: 500;
}
.contact-form-card {
    background: var(--glass-strong);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 28px;
    padding: 42px;
    color: var(--pearl);
}
.contact-form-card h3 {
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 6px;
}
.contact-form-card .sub {
    color: var(--foam);
    font-size: 0.9rem;
    margin-bottom: 28px;
    opacity: 0.85;
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}
.form-group { margin-bottom: 16px; }
.form-group label {
    display: block;
    color: var(--aqua);
    font-size: 0.82rem;
    font-weight: 700;
    margin-bottom: 6px;
    letter-spacing: 0.5px;
}
.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.3);
    border: 1.5px solid var(--glass-border);
    border-radius: 12px;
    font-family: inherit;
    font-size: 0.92rem;
    color: var(--pearl);
    transition: all 0.25s;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(127, 219, 255, 0.4); }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--cyan);
    background: rgba(0, 0, 0, 0.45);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.15);
}
.form-group textarea {
    min-height: 130px;
    resize: vertical;
}
.form-group select option { color: var(--abyss); }
.form-submit {
    width: 100%;
    background: linear-gradient(135deg, var(--ocean), var(--cyan));
    color: var(--white);
    border: none;
    padding: 15px;
    border-radius: 30px;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.25s;
    margin-top: 8px;
    box-shadow: 0 8px 22px rgba(0, 212, 255, 0.4);
}
.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(0, 212, 255, 0.55);
}

/* ========== 页面 banner ========== */
.page-banner {
    background:
        linear-gradient(180deg, rgba(0, 105, 148, 0.15), transparent),
        rgba(10, 25, 41, 0.4);
    border-bottom: 1px solid var(--glass-border);
    padding: 80px 0 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.page-banner::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 100%;
    background: radial-gradient(circle at 50% 0%, rgba(0, 212, 255, 0.18), transparent 60%);
    z-index: 0;
}
.page-banner > .container { position: relative; z-index: 1; }
.page-banner .eyebrow {
    display: inline-block;
    padding: 6px 16px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--cyan);
    border-radius: 18px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 14px;
}
.page-banner h1 {
    color: var(--white);
    font-size: 2.9rem;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}
.page-banner .breadcrumb {
    color: var(--foam);
    font-size: 0.85rem;
    opacity: 0.85;
}
.page-banner .breadcrumb a { color: var(--aqua); font-weight: 600; }
.page-banner .breadcrumb a:hover { color: var(--cyan); }
.page-banner .breadcrumb span { margin: 0 8px; opacity: 0.6; }

/* ========== CTA 区 ========== */
.cta-band {
    background: linear-gradient(135deg, rgba(0, 105, 148, 0.3), rgba(0, 168, 204, 0.15));
    border: 1px solid var(--glass-border);
    border-radius: 28px;
    padding: 54px;
    text-align: center;
    margin: 40px 0;
    position: relative;
    overflow: hidden;
}
.cta-band::before {
    content: '';
    position: absolute;
    top: -40px; left: -40px;
    width: 180px; height: 180px;
    background: radial-gradient(circle, var(--cyan), transparent 70%);
    opacity: 0.2;
    border-radius: 50%;
}
.cta-band h2 {
    font-size: 2.3rem;
    color: var(--white);
    font-weight: 800;
    margin-bottom: 14px;
    letter-spacing: -0.5px;
    position: relative;
}
.cta-band p {
    color: var(--foam);
    font-size: 1.05rem;
    margin-bottom: 26px;
    opacity: 0.9;
    position: relative;
}

/* ========== 页脚 ========== */
footer {
    background:
        linear-gradient(180deg, transparent, rgba(4, 17, 31, 0.8)),
        rgba(4, 17, 31, 0.95);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    color: var(--foam);
    padding: 72px 0 30px;
    margin-top: 60px;
    position: relative;
}
footer::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--cyan), transparent);
    box-shadow: 0 0 16px rgba(0, 212, 255, 0.5);
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
}
.footer-brand .f-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
}
.footer-brand .f-logo .f-mark {
    width: 44px; height: 44px;
    background: linear-gradient(135deg, var(--ocean), var(--cyan));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 800;
    box-shadow: 0 0 16px rgba(0, 212, 255, 0.4);
}
.footer-brand h3 {
    color: var(--white);
    font-size: 1.3rem;
    font-weight: 800;
}
.footer-brand .tag {
    color: var(--aqua);
    font-size: 0.72rem;
    letter-spacing: 2.5px;
    margin-bottom: 18px;
    text-transform: uppercase;
}
.footer-brand p {
    color: var(--foam);
    font-size: 0.9rem;
    line-height: 1.85;
    opacity: 0.75;
}
.footer-col h4 {
    color: var(--white);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--glass-border);
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a {
    color: var(--foam);
    font-size: 0.9rem;
    transition: all 0.25s;
    opacity: 0.75;
}
.footer-col a:hover {
    color: var(--cyan);
    opacity: 1;
}
.footer-bottom {
    text-align: center;
    padding-top: 26px;
    border-top: 1px solid var(--glass-border);
    color: var(--foam);
    font-size: 0.82rem;
    opacity: 0.65;
}
.footer-bottom .dot {
    color: var(--cyan);
    margin: 0 10px;
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
    .hero-grid, .feature-row { grid-template-columns: 1fr; gap: 40px; }
    .hero-visual { height: 360px; }
    .deal-grid, .entry-grid, .showcase-grid { grid-template-columns: repeat(2, 1fr); }
    .plan-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
    .hero-text h1 { font-size: 2.4rem; }
    .section-head h2 { font-size: 1.8rem; }
    .deal-grid, .entry-grid, .showcase-grid { grid-template-columns: 1fr; }
    .news-card { grid-template-columns: 80px 1fr; gap: 16px; padding: 18px; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .header-actions { display: none; }
}