:root {
    --green-950: #031f14;
    --green-900: #063f25;
    --green-700: #087443;
    --green-100: #e8f6ee;
    --gold: #f6c75b;
    --ink: #17201c;
    --muted: #66716d;
    --line: #e1e9e4;
    --page: #f2f6f3;
}

* { box-sizing: border-box; }

html { min-height: 100%; background: var(--page); }

body {
    min-height: 100%;
    margin: 0;
    color: var(--ink);
    background:
        radial-gradient(circle at 10% 6%, rgba(8, 116, 67, .08), transparent 24%),
        var(--page);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.agreement-header {
    min-height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 12px max(20px, calc((100% - 960px) / 2));
    color: #fff;
    background: linear-gradient(135deg, var(--green-950), var(--green-900) 64%, #0a6038);
    box-shadow: 0 8px 24px rgba(3, 31, 20, .14);
}

.agreement-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: inherit;
    text-decoration: none;
    font-size: 21px;
    font-weight: 900;
}

.brand-symbol {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    color: var(--green-950);
    background: var(--gold);
    border-radius: 10px;
    font-size: 20px;
}

.back-link {
    color: #fff;
    text-decoration: none;
    font-size: 14px;
    font-weight: 800;
}

.agreement-page {
    width: min(960px, calc(100% - 28px));
    margin: 32px auto 60px;
}

.agreement-card {
    overflow: hidden;
    padding: 0 54px 48px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 14px;
    box-shadow: 0 20px 50px rgba(6, 63, 37, .08);
}

.agreement-title {
    margin: 0 -54px 30px;
    padding: 42px 54px 38px;
    color: #fff;
    background:
        radial-gradient(circle at 86% 30%, rgba(246, 199, 91, .22), transparent 24%),
        linear-gradient(135deg, #064126, #087443);
    border-bottom: 5px solid var(--gold);
}

.agreement-title > span {
    color: #b8ddc5;
    font-size: 13px;
    font-weight: 900;
    letter-spacing: 5px;
}

.agreement-title h1 {
    margin: 10px 0 8px;
    font-size: clamp(30px, 5vw, 46px);
    line-height: 1.15;
}

.agreement-title p { margin: 0; color: rgba(255,255,255,.72); font-size: 13px; }

.agreement-title.privacy-title {
    background:
        radial-gradient(circle at 86% 30%, rgba(255, 255, 255, .16), transparent 24%),
        linear-gradient(135deg, #073b55, #0b7392);
}

.agreement-intro {
    margin-bottom: 32px;
    padding: 18px 20px;
    color: #315343;
    background: var(--green-100);
    border-left: 4px solid var(--green-700);
    font-size: 15px;
    line-height: 1.9;
}

.agreement-card section {
    padding: 24px 0;
    border-bottom: 1px solid var(--line);
}

.agreement-card section h2 {
    display: flex;
    align-items: center;
    gap: 11px;
    margin: 0 0 12px;
    color: var(--green-900);
    font-size: 19px;
}

.agreement-card section h2 i {
    color: #9a6a13;
    font-size: 12px;
    font-style: normal;
    letter-spacing: 1px;
}

.agreement-card section p {
    margin: 0;
    color: #46514c;
    font-size: 15px;
    line-height: 1.95;
}

.agreement-end {
    display: grid;
    gap: 7px;
    margin-top: 34px;
    padding: 22px;
    text-align: center;
    background: #f7f9f8;
    border-radius: 10px;
}

.agreement-end strong { color: var(--green-900); font-size: 18px; }
.agreement-end span { color: var(--muted); font-size: 13px; }

@media (max-width: 640px) {
    .agreement-header { min-height: 62px; }
    .agreement-page { margin-top: 16px; }
    .agreement-card { padding: 0 20px 28px; border-radius: 10px; }
    .agreement-title { margin: 0 -20px 22px; padding: 30px 22px 26px; }
    .agreement-intro { padding: 15px; }
    .agreement-card section { padding: 20px 0; }
    .agreement-card section p { font-size: 14px; line-height: 1.85; }
}