* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--color-text);
    background:
        radial-gradient(circle at 16% 8%, rgba(255, 255, 255, 0.92) 0, rgba(255, 255, 255, 0) 28%),
        linear-gradient(180deg, #eff7ff 0%, #f8fbfe 48%, #eff7ff 100%);
    font-family: "HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

a {
    color: inherit;
    text-decoration: none;
}

::selection {
    color: #fff;
    background: rgba(47, 111, 174, 0.72);
}

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

.shell {
    width: min(calc(100% - 48px), var(--shell-width));
    margin: 0 auto;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-primary);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.eyebrow::before {
    content: "";
    width: 28px;
    height: 1px;
    background: currentColor;
}

.section {
    position: relative;
    padding: 30px 0;
}

.section--ivory {
    background: transparent;
    border-top: 0;
    border-bottom: 0;
}

.section__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    margin-bottom: 18px;
}

.section__header h2,
.section-heading h2 {
    margin: 0;
    font-size: clamp(24px, 3vw, 32px);
    line-height: 1.2;
    font-weight: 700;
}

.section__header p,
.section-heading p {
    max-width: 520px;
    margin: 0;
    color: var(--color-text-muted);
    line-height: 1.7;
}

.section-heading {
    margin-bottom: 20px;
}

.content-panel {
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(215, 227, 255, 0.8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-soft);
    padding: 24px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 24px 0 12px;
    color: var(--color-text-muted);
    font-size: 14px;
}

.breadcrumb a {
    color: var(--color-primary);
}

@media (max-width: 960px) {
    .shell {
        width: min(calc(100% - 24px), var(--shell-width));
    }

    .section {
        padding: 40px 0;
    }

    .section__header {
        flex-direction: column;
        align-items: start;
    }
}