:root {
    --bg-start: #eef7ff;
    --bg-end: #dbeeff;
    --panel: rgba(255, 255, 255, 0.9);
    --panel-soft: #f4f9ff;
    --border: rgba(96, 165, 250, 0.18);
    --text: #1e3a5f;
    --muted: #5f7ea3;
    --title: #12385f;
    --primary: #2563eb;
    --primary-soft: rgba(37, 99, 235, 0.14);
    --success: #16a34a;
    --success-soft: rgba(34, 197, 94, 0.14);
    --shadow: 0 20px 50px rgba(111, 168, 220, 0.18);
    --radius-xl: 28px;
    --radius-lg: 22px;
    --radius-md: 18px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(96, 165, 250, 0.18), transparent 28%),
        radial-gradient(circle at top right, rgba(125, 211, 252, 0.22), transparent 24%),
        linear-gradient(135deg, var(--bg-start) 0%, var(--bg-end) 100%);
}

img {
    display: block;
    max-width: 100%;
}

.page {
    width: min(1160px, calc(100% - 32px));
    margin: 0 auto;
    padding: 32px 0 48px;
}

.hero,
.payment-card,
.notice-card {
    border: 1px solid rgba(147, 197, 253, 0.32);
    background: var(--panel);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow);
}

.hero {
    padding: 40px;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 108px;
    padding: 10px 16px;
    border-radius: 999px;
    background: rgba(219, 234, 254, 0.9);
    color: #2563eb;
    font-size: 14px;
    letter-spacing: 0.08em;
}

.hero h1 {
    margin: 22px 0 14px;
    font-size: clamp(30px, 4vw, 48px);
    line-height: 1.15;
    color: var(--title);
}

.hero-text {
    max-width: 720px;
    margin: 0 auto;
    color: #4f6f95;
    font-size: 17px;
    line-height: 1.9;
}

.payment-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
    margin-top: 24px;
}

.important-notice {
    margin-top: 24px;
    padding: 18px 20px;
    border-radius: 18px;
    border: 1px solid rgba(251, 191, 36, 0.45);
    background: linear-gradient(135deg, #fff7d6 0%, #ffefb0 100%);
    color: #8a5a00;
    font-size: 16px;
    line-height: 1.8;
    text-align: center;
    box-shadow: 0 12px 28px rgba(245, 158, 11, 0.14);
}

.important-notice strong {
    color: #b45309;
}

.payment-card {
    padding: 22px;
}

.payment-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.payment-title-group {
    display: flex;
    align-items: center;
    gap: 14px;
}

.payment-icon {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 24px;
    font-weight: 700;
    flex: 0 0 auto;
}

.alipay .payment-icon {
    background: linear-gradient(135deg, #1677ff, #38bdf8);
}

.wechat .payment-icon {
    background: linear-gradient(135deg, #16a34a, #22c55e);
}

.payment-title-group h2 {
    margin: 0;
    font-size: 24px;
    color: var(--title);
}

.payment-title-group p {
    margin: 6px 0 0;
    color: var(--muted);
    font-size: 14px;
}

.payment-tag {
    padding: 9px 12px;
    border-radius: 999px;
    font-size: 13px;
    white-space: nowrap;
}

.alipay .payment-tag {
    background: var(--primary-soft);
    color: #2563eb;
}

.wechat .payment-tag {
    background: var(--success-soft);
    color: #15803d;
}

.qr-box {
    padding: 16px;
    text-align: center;
}

.qr-box img {
    width: 180px;
    max-width: 100%;
    max-height: none;
    margin: 0 auto;
    object-fit: contain;
    border-radius: 18px;
    background: #fff;
}

.payment-tip {
    margin: 16px 4px 2px;
    color: #35608d;
    font-size: 15px;
    line-height: 1.8;
    text-align: center;
}

.notice-card {
    margin-top: 24px;
    padding: 28px;
}

.notice-card h2 {
    margin: 0 0 18px;
    font-size: clamp(24px, 2.8vw, 34px);
    color: var(--title);
}

.notice-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.notice-item {
    padding: 20px;
    border-radius: var(--radius-md);
    background: rgba(239, 248, 255, 0.95);
    border: 1px solid rgba(191, 219, 254, 0.7);
}

.notice-item h3 {
    margin: 0 0 10px;
    color: var(--title);
    font-size: 17px;
}

.notice-item p {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.8;
}

@media (max-width: 980px) {
    .payment-grid,
    .notice-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .page {
        width: min(100% - 20px, 100%);
        padding: 16px 0 28px;
    }

    .hero,
    .payment-card,
    .notice-card {
        border-radius: 22px;
    }

    .hero,
    .notice-card {
        padding: 20px;
    }

    .payment-card {
        padding: 16px;
    }

    .payment-head {
        flex-direction: column;
    }

    .hero-text {
        font-size: 15px;
    }

    .important-notice {
        padding: 16px;
        font-size: 14px;
    }

    .payment-title-group h2 {
        font-size: 20px;
    }

    .payment-tip,
    .notice-item p,
    .payment-title-group p {
        font-size: 13px;
    }

    .qr-box {
        padding: 12px;
        border-radius: 18px;
    }
}