/**
 * 科普频道样式（/science/ 及其子页面）。
 *
 * 与全站 common.css 解耦：只新增文件，不改公共样式，避免影响其它频道。
 * 视觉基调「深空科普 · 编辑级阅读」：深墨蓝首屏 + 琥珀星芒，正文回归白色纸张质感。
 */

body.sci-page {
    --sci-ink: #0B1220;
    --sci-ink-2: #16233A;
    --sci-brand: #F59E0B;
    --sci-brand-deep: #D97706;
    --sci-teal: #14B8A6;
    --sci-text: #0F172A;
    --sci-text-mid: #475569;
    --sci-text-light: #94A3B8;
    --sci-line: #E7E9EE;
    --sci-bg: #F7F8FA;
    --sci-card: #FFFFFF;
    --sci-radius: 16px;
    --sci-shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 8px 24px rgba(15, 23, 42, .04);
    --sci-shadow-hover: 0 2px 6px rgba(15, 23, 42, .06), 0 18px 40px rgba(15, 23, 42, .09);
    --sci-ease: cubic-bezier(.2, .8, .2, 1);
    background: var(--sci-bg);
    color: var(--sci-text);
    font-family: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
}

body.sci-page .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

body.sci-page a {
    color: inherit;
}

/* ---------------------------------------------------------------- Hero */
.sci-hero {
    position: relative;
    overflow: hidden;
    padding: 64px 0 56px;
    background: linear-gradient(145deg, #0B1220 0%, #16233A 100%);
    color: #fff;
    isolation: isolate;
}

.sci-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(600px 320px at 18% 12%, rgba(245, 158, 11, .20), transparent 62%),
        radial-gradient(520px 280px at 84% 78%, rgba(20, 184, 166, .16), transparent 66%);
    z-index: -2;
}

.sci-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: radial-gradient(circle at 50% 30%, #000 30%, transparent 78%);
    -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 30%, transparent 78%);
    z-index: -1;
    opacity: .5;
}

.sci-hero__inner {
    position: relative;
    display: grid;
    gap: 36px;
    align-items: center;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
}

.sci-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--sci-brand);
    font-weight: 700;
    margin-bottom: 16px;
}

.sci-eyebrow::before {
    content: "";
    width: 22px;
    height: 1px;
    background: linear-gradient(90deg, var(--sci-brand), transparent);
}

.sci-hero h1 {
    font-size: 40px;
    line-height: 1.2;
    font-weight: 700;
    letter-spacing: -.01em;
    margin: 0 0 16px;
}

.sci-hero h1 em {
    font-style: normal;
    background: linear-gradient(100deg, #FCD34D, #F59E0B 55%, #14B8A6);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.sci-hero__lead {
    font-size: 15.5px;
    line-height: 1.85;
    color: #C7D2E0;
    max-width: 540px;
    margin: 0 0 26px;
}

/* 搜索 */
.sci-search {
    display: flex;
    gap: 8px;
    padding: 8px;
    background: rgba(255, 255, 255, .07);
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: 14px;
    backdrop-filter: blur(10px);
    max-width: 520px;
}

.sci-search input {
    flex: 1;
    min-width: 0;
    border: 0;
    outline: 0;
    background: transparent;
    color: #fff;
    font-size: 14.5px;
    padding: 10px 12px;
    font-family: inherit;
}

.sci-search input::placeholder {
    color: #8FA3BE;
}

.sci-search button {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: 0;
    border-radius: 10px;
    padding: 10px 18px;
    min-height: 44px;
    background: linear-gradient(135deg, #F59E0B, #D97706);
    color: #1A1205;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    transition: transform .2s var(--sci-ease), box-shadow .2s var(--sci-ease);
    font-family: inherit;
}

.sci-search button:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(245, 158, 11, .35);
}

.sci-hero__hint {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
    font-size: 12.5px;
    color: #9FB2C9;
}

.sci-hero__hint a {
    color: #CBD5E1;
    text-decoration: none;
    border-bottom: 1px dashed rgba(203, 213, 225, .35);
    transition: color .2s;
}

.sci-hero__hint a:hover {
    color: var(--sci-brand);
}

/* 首屏数据卡 */
.sci-hero__stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.sci-hero__stat {
    padding: 18px 18px 16px;
    border-radius: 14px;
    background: linear-gradient(160deg, rgba(255, 255, 255, .10), rgba(255, 255, 255, .03));
    border: 1px solid rgba(255, 255, 255, .12);
    backdrop-filter: blur(6px);
}

.sci-hero__stat .num {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -.02em;
    font-variant-numeric: tabular-nums;
    color: #fff;
    line-height: 1.15;
}

.sci-hero__stat .num small {
    font-size: 13px;
    font-weight: 600;
    margin-left: 4px;
    color: var(--sci-brand);
}

.sci-hero__stat .label {
    margin-top: 6px;
    font-size: 12.5px;
    color: #9FB2C9;
}

.sci-hero__stat:first-child {
    grid-column: span 2;
}

.sci-hero__stat:first-child .num {
    font-size: 34px;
    color: #FCD34D;
}

/* ---------------------------------------------------------------- Section */
.sci-section {
    padding: 56px 0;
}

.sci-section--tight {
    padding: 40px 0;
}

.sci-section--paper {
    background: #fff;
    border-top: 1px solid var(--sci-line);
    border-bottom: 1px solid var(--sci-line);
}

.sci-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 26px;
}

.sci-head__title {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -.01em;
    margin: 0 0 6px;
    color: var(--sci-text);
}

.sci-head__sub {
    font-size: 13.5px;
    color: var(--sci-text-light);
    margin: 0;
    line-height: 1.7;
}

.sci-head__link {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--sci-brand-deep);
    text-decoration: none;
    padding: 8px 0;
}

.sci-head__link span {
    transition: transform .2s var(--sci-ease);
}

.sci-head__link:hover span {
    transform: translateX(4px);
}

/* 学科筛选 */
.sci-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 22px;
}

.sci-filter button,
.sci-filter a {
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--sci-line);
    background: #fff;
    color: var(--sci-text-mid);
    border-radius: 999px;
    padding: 8px 16px;
    min-height: 38px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all .2s var(--sci-ease);
    font-family: inherit;
    text-decoration: none;
}

.sci-filter button:hover,
.sci-filter a:hover {
    border-color: #F5C97A;
    color: var(--sci-brand-deep);
}

.sci-filter button[aria-pressed="true"],
.sci-filter a[aria-current="true"] {
    background: linear-gradient(135deg, #F59E0B, #D97706);
    border-color: transparent;
    color: #1A1205;
    font-weight: 700;
}

/* ---------------------------------------------------------------- 学科卡 */
.sci-disc-grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 14px;
}

.sci-disc {
    position: relative;
    display: block;
    padding: 20px 18px 18px;
    background: #fff;
    border: 1px solid var(--sci-line);
    border-radius: var(--sci-radius);
    text-decoration: none;
    overflow: hidden;
    transition: transform .22s var(--sci-ease), box-shadow .22s var(--sci-ease), border-color .22s;
}

.sci-disc::before {
    content: "";
    position: absolute;
    left: 0;
    top: 14px;
    bottom: 14px;
    width: 3px;
    border-radius: 0 3px 3px 0;
    background: var(--disc-color, var(--sci-brand));
    opacity: .85;
}

.sci-disc:hover {
    transform: translateY(-2px);
    border-color: #F3D3A0;
    box-shadow: var(--sci-shadow-hover);
}

.sci-disc__icon {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    font-size: 22px;
    margin-bottom: 14px;
    /* 旧浏览器兜底，再叠加现代浏览器的学科色淡底 */
    background: #FBF4E6;
    background: color-mix(in srgb, var(--disc-color, #F59E0B) 12%, #fff);
    transition: transform .25s var(--sci-ease);
}

.sci-disc:hover .sci-disc__icon {
    transform: translateY(-2px) scale(1.04);
}

.sci-disc__name {
    font-size: 14.5px;
    font-weight: 700;
    color: var(--sci-text);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.sci-disc__name .arrow {
    opacity: 0;
    transform: translateX(-4px);
    transition: all .2s var(--sci-ease);
    color: var(--sci-brand-deep);
}

.sci-disc:hover .sci-disc__name .arrow {
    opacity: 1;
    transform: translateX(0);
}

.sci-disc__meta {
    font-size: 12px;
    color: var(--sci-text-light);
    font-variant-numeric: tabular-nums;
}

.sci-disc[hidden] {
    display: none;
}

/* ---------------------------------------------------------------- 双栏 */
.sci-split {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 20px;
    align-items: start;
}

.sci-card {
    background: #fff;
    border: 1px solid var(--sci-line);
    border-radius: var(--sci-radius);
    padding: 26px;
    box-shadow: var(--sci-shadow);
}

.sci-card--flat {
    box-shadow: none;
}

/* 今日科普 */
.sci-daily {
    position: relative;
    overflow: hidden;
    background: linear-gradient(160deg, #0F1A2C 0%, #182A44 100%);
    color: #fff;
    border-radius: var(--sci-radius);
    padding: 30px;
    box-shadow: 0 20px 44px rgba(11, 18, 32, .22);
}

.sci-daily::after {
    content: "";
    position: absolute;
    right: -60px;
    top: -60px;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(245, 158, 11, .35), transparent 68%);
}

.sci-daily__tag {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: .16em;
    color: var(--sci-brand);
    margin-bottom: 14px;
}

.sci-daily h3 {
    font-size: 21px;
    line-height: 1.45;
    margin: 0 0 12px;
    font-weight: 700;
}

.sci-daily p {
    font-size: 14px;
    line-height: 1.9;
    color: #C7D2E0;
    margin: 0;
    position: relative;
    z-index: 1;
}

.sci-daily__foot {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, .12);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    font-size: 12.5px;
    color: #9FB2C9;
}

.sci-daily__foot a {
    color: var(--sci-brand);
    text-decoration: none;
    font-weight: 600;
}

/* 生日列表 */
.sci-bday {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sci-bday__item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 10px;
    border-radius: 12px;
    text-decoration: none;
    transition: background .18s var(--sci-ease), transform .18s var(--sci-ease);
}

.sci-bday__item:hover {
    background: #FBF7EF;
    transform: translateX(2px);
}

.sci-bday__avatar {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    border-radius: 50%;
    overflow: hidden;
    display: grid;
    place-items: center;
    color: #fff;
    font-weight: 700;
    font-size: 16px;
    background: linear-gradient(135deg, #F59E0B, #D97706);
}

.sci-bday__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.sci-bday__info {
    min-width: 0;
    flex: 1;
}

.sci-bday__name {
    font-size: 14px;
    font-weight: 650;
    color: var(--sci-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sci-bday__meta {
    font-size: 12px;
    color: var(--sci-text-light);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 2px;
}

.sci-bday__year {
    flex-shrink: 0;
    font-size: 12px;
    font-variant-numeric: tabular-nums;
    color: var(--sci-brand-deep);
    font-weight: 600;
}

/* ---------------------------------------------------------------- 精选文章 */
.sci-feature {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.sci-post {
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--sci-line);
    border-radius: var(--sci-radius);
    padding: 24px;
    text-decoration: none;
    transition: transform .22s var(--sci-ease), box-shadow .22s var(--sci-ease), border-color .22s;
    min-height: 100%;
}

.sci-post:hover {
    transform: translateY(-3px);
    border-color: #EFD5AC;
    box-shadow: var(--sci-shadow-hover);
}

.sci-post--lead {
    grid-column: span 2;
    background: linear-gradient(150deg, #FFFDF8, #FFF7E8);
    border-color: #F3DDB8;
}

.sci-post__meta {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    font-size: 12px;
    color: var(--sci-text-light);
}

.sci-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .02em;
    background: #FEF3C7;
    color: #92400E;
}

.sci-badge--teal {
    background: #D7F5F0;
    color: #0F766E;
}

.sci-badge--indigo {
    background: #E8EAFE;
    color: #4338CA;
}

.sci-badge--slate {
    background: #EEF2F7;
    color: #475569;
}

.sci-post h3 {
    font-size: 17px;
    line-height: 1.5;
    font-weight: 700;
    margin: 0 0 10px;
    color: var(--sci-text);
}

.sci-post--lead h3 {
    font-size: 22px;
    line-height: 1.4;
}

.sci-post p {
    font-size: 13.5px;
    line-height: 1.8;
    color: var(--sci-text-mid);
    margin: 0 0 18px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.sci-post--lead p {
    -webkit-line-clamp: 4;
    font-size: 14px;
}

.sci-post__foot {
    margin-top: auto;
    padding-top: 14px;
    border-top: 1px dashed #EDEFF4;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--sci-text-light);
}

.sci-post__more {
    color: var(--sci-brand-deep);
    font-weight: 650;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.sci-post:hover .sci-post__more span {
    transform: translateX(3px);
}

.sci-post__more span {
    transition: transform .2s var(--sci-ease);
}

/* ---------------------------------------------------------------- 数据洞察 */
.sci-insight {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    gap: 18px;
    align-items: stretch;
}

.sci-bars {
    display: grid;
    gap: 14px;
}

.sci-bar__top {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 12px;
    font-size: 13px;
    margin-bottom: 6px;
}

.sci-bar__name {
    color: var(--sci-text-mid);
    font-weight: 550;
}

.sci-bar__val {
    font-variant-numeric: tabular-nums;
    font-weight: 700;
    color: var(--sci-text);
}

.sci-bar__track {
    height: 8px;
    border-radius: 999px;
    background: #EEF1F5;
    overflow: hidden;
}

.sci-bar__fill {
    height: 100%;
    width: 0;
    border-radius: 999px;
    background: linear-gradient(90deg, #F59E0B, #D97706);
    transition: width 1s var(--sci-ease);
}

.sci-bar:nth-child(2n) .sci-bar__fill {
    background: linear-gradient(90deg, #2DD4BF, #0D9488);
}

.sci-bar:nth-child(3n) .sci-bar__fill {
    background: linear-gradient(90deg, #818CF8, #4F46E5);
}

.sci-donut-wrap {
    display: grid;
    place-items: center;
    gap: 18px;
    padding: 6px 0;
}

.sci-donut {
    position: relative;
    width: 176px;
    height: 176px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: conic-gradient(#F59E0B 0deg, #F59E0B 140deg, #14B8A6 140deg, #14B8A6 250deg, #6366F1 250deg, #6366F1 330deg, #E2E8F0 330deg);
}

.sci-donut::after {
    content: "";
    position: absolute;
    inset: 24px;
    border-radius: 50%;
    background: #fff;
}

.sci-donut__center {
    position: relative;
    z-index: 1;
    text-align: center;
    line-height: 1.25;
}

.sci-donut__center strong {
    display: block;
    font-size: 24px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.sci-donut__center span {
    font-size: 11.5px;
    color: var(--sci-text-light);
}

.sci-legend {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 16px;
    font-size: 12px;
    color: var(--sci-text-mid);
}

.sci-legend i {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 2px;
    margin-right: 5px;
}

/* ---------------------------------------------------------------- 人物 */
.sci-people {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.sci-person {
    display: flex;
    flex-direction: column;
    padding: 22px;
    background: #fff;
    border: 1px solid var(--sci-line);
    border-radius: var(--sci-radius);
    text-decoration: none;
    transition: transform .22s var(--sci-ease), box-shadow .22s var(--sci-ease), border-color .22s;
}

.sci-person:hover {
    transform: translateY(-3px);
    border-color: #E6D3B3;
    box-shadow: var(--sci-shadow-hover);
}

.sci-person__top {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.sci-person__avatar {
    width: 56px;
    height: 56px;
    flex-shrink: 0;
    border-radius: 50%;
    overflow: hidden;
    display: grid;
    place-items: center;
    color: #fff;
    font-weight: 700;
    font-size: 19px;
    background: linear-gradient(135deg, #F59E0B, #D97706);
    border: 2px solid #FDF2DF;
}

.sci-person__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.sci-person__name {
    font-size: 15.5px;
    font-weight: 700;
    color: var(--sci-text);
    line-height: 1.4;
}

.sci-person__title {
    font-size: 12px;
    color: var(--sci-text-mid);
    margin-top: 3px;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.sci-person__bio {
    font-size: 12.5px;
    line-height: 1.75;
    color: var(--sci-text-light);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-top: auto;
}

/* ---------------------------------------------------------------- 专题 */
.sci-topics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.sci-topic {
    position: relative;
    padding: 24px;
    border-radius: var(--sci-radius);
    background: #fff;
    border: 1px solid var(--sci-line);
    text-decoration: none;
    display: flex;
    gap: 16px;
    transition: transform .22s var(--sci-ease), box-shadow .22s var(--sci-ease), border-color .22s;
}

.sci-topic:hover {
    transform: translateY(-3px);
    border-color: #E6D3B3;
    box-shadow: var(--sci-shadow-hover);
}

.sci-topic__icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    border-radius: 12px;
    display: grid;
    place-items: center;
    font-size: 24px;
    background: #FBF4E6;
}

.sci-topic h3 {
    font-size: 16px;
    margin: 0 0 6px;
    font-weight: 700;
}

.sci-topic p {
    margin: 0;
    font-size: 13px;
    line-height: 1.7;
    color: var(--sci-text-mid);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.sci-topic__count {
    margin-top: 10px;
    font-size: 12px;
    color: var(--sci-brand-deep);
    font-weight: 600;
}

/* ---------------------------------------------------------------- 奖项 */
.sci-awards {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.sci-award {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 22px 16px;
    background: #fff;
    border: 1px solid var(--sci-line);
    border-radius: var(--sci-radius);
    text-decoration: none;
    transition: transform .22s var(--sci-ease), box-shadow .22s var(--sci-ease);
}

.sci-award:hover {
    transform: translateY(-3px);
    box-shadow: var(--sci-shadow-hover);
}

.sci-award__avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    overflow: hidden;
    display: grid;
    place-items: center;
    color: #fff;
    font-weight: 700;
    font-size: 22px;
    margin-bottom: 12px;
    border: 2px solid #FDE68A;
    background: linear-gradient(135deg, #F59E0B, #B45309);
}

.sci-award__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.sci-award__name {
    font-size: 15px;
    font-weight: 700;
}

.sci-award__meta {
    font-size: 12px;
    color: var(--sci-text-light);
    margin-top: 4px;
    line-height: 1.6;
}

.sci-award__year {
    margin-top: 8px;
    font-size: 11.5px;
    font-weight: 700;
    color: var(--sci-brand-deep);
    background: #FEF3C7;
    border-radius: 999px;
    padding: 2px 10px;
}

/* ---------------------------------------------------------------- FAQ */
.sci-faq {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 24px;
}

.sci-faq__item {
    border-bottom: 1px solid var(--sci-line);
    padding: 4px 0;
}

.sci-faq__q {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    background: none;
    border: 0;
    padding: 16px 2px;
    min-height: 48px;
    text-align: left;
    font-size: 14.5px;
    font-weight: 650;
    color: var(--sci-text);
    cursor: pointer;
    font-family: inherit;
}

.sci-faq__q:hover {
    color: var(--sci-brand-deep);
}

.sci-faq__q svg {
    flex-shrink: 0;
    color: var(--sci-text-light);
    transition: transform .25s var(--sci-ease), color .25s;
}

.sci-faq__q[aria-expanded="true"] {
    color: var(--sci-brand-deep);
}

.sci-faq__q[aria-expanded="true"] svg {
    transform: rotate(180deg);
    color: var(--sci-brand);
}

.sci-faq__a {
    overflow: hidden;
    max-height: 0;
    transition: max-height .3s var(--sci-ease);
}

.sci-faq__a p {
    margin: 0;
    padding: 0 2px 18px;
    font-size: 13.5px;
    line-height: 1.9;
    color: var(--sci-text-mid);
}

/* ---------------------------------------------------------------- 关键词 */
.sci-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.sci-kw {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 15px;
    border-radius: 999px;
    border: 1px solid var(--sci-line);
    background: #fff;
    text-decoration: none;
    font-size: 13px;
    color: var(--sci-text-mid);
    transition: all .2s var(--sci-ease);
}

.sci-kw:hover {
    border-color: #F3D3A0;
    background: #FFFBEB;
    color: #92400E;
    transform: translateY(-1px);
}

.sci-kw b {
    font-weight: 500;
    color: var(--sci-text-light);
    font-size: 11.5px;
    font-variant-numeric: tabular-nums;
}

.sci-kw--lg {
    font-size: 15px;
    font-weight: 650;
    padding: 10px 18px;
    background: #FFFBEB;
    border-color: #FDE9C2;
    color: #92400E;
}

/* ---------------------------------------------------------------- 频道互链 */
.sci-links {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.sci-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 18px;
    border-radius: 12px;
    background: #fff;
    border: 1px solid var(--sci-line);
    text-decoration: none;
    font-size: 14px;
    font-weight: 550;
    transition: all .2s var(--sci-ease);
}

.sci-link:hover {
    border-color: #F3D3A0;
    background: #FFFBEB;
    transform: translateY(-2px);
}

.sci-link .ico {
    font-size: 18px;
}

.sci-link small {
    display: block;
    font-size: 11.5px;
    font-weight: 400;
    color: var(--sci-text-light);
    margin-top: 2px;
}

/* ---------------------------------------------------------------- CTA */
.sci-cta {
    position: relative;
    overflow: hidden;
    border-radius: 20px;
    padding: 40px;
    background: linear-gradient(135deg, #0B1220, #1B2C48);
    color: #fff;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 24px;
    align-items: center;
}

.sci-cta::after {
    content: "";
    position: absolute;
    right: -80px;
    top: -80px;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(20, 184, 166, .3), transparent 66%);
}

.sci-cta h3 {
    font-size: 22px;
    margin: 0 0 8px;
    font-weight: 700;
}

.sci-cta p {
    margin: 0;
    font-size: 13.5px;
    color: #C7D2E0;
    line-height: 1.8;
}

.sci-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 13px 24px;
    min-height: 46px;
    border-radius: 12px;
    background: linear-gradient(135deg, #F59E0B, #D97706);
    color: #1A1205;
    font-weight: 700;
    font-size: 14.5px;
    text-decoration: none;
    border: 0;
    cursor: pointer;
    transition: transform .2s var(--sci-ease), box-shadow .2s var(--sci-ease);
    font-family: inherit;
    white-space: nowrap;
}

.sci-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 26px rgba(245, 158, 11, .32);
}

.sci-btn--ghost {
    background: rgba(255, 255, 255, .08);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .2);
}

.sci-btn--ghost:hover {
    box-shadow: none;
    background: rgba(255, 255, 255, .14);
}

/* ---------------------------------------------------------------- 通用页头 */
.sci-pagehead {
    position: relative;
    padding: 44px 0 40px;
    background: linear-gradient(145deg, #0B1220, #16233A);
    color: #fff;
    overflow: hidden;
}

.sci-pagehead::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(520px 260px at 15% 20%, rgba(245, 158, 11, .18), transparent 64%),
        radial-gradient(460px 240px at 86% 80%, rgba(20, 184, 166, .14), transparent 66%);
}

.sci-pagehead .container {
    position: relative;
    z-index: 1;
}

.sci-pagehead h1 {
    font-size: 32px;
    margin: 0 0 10px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.sci-pagehead p {
    margin: 0;
    font-size: 14.5px;
    line-height: 1.85;
    color: #C7D2E0;
    max-width: 760px;
}

.sci-crumbs {
    padding: 14px 0;
    font-size: 13px;
    color: var(--sci-text-light);
    background: #fff;
    border-bottom: 1px solid var(--sci-line);
}

.sci-crumbs ol {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin: 0;
    padding: 0;
}

.sci-crumbs li {
    display: flex;
    align-items: center;
    gap: 8px;
}

.sci-crumbs li+li::before {
    content: "/";
    color: #CBD5E1;
}

.sci-crumbs a {
    color: var(--sci-text-mid);
    text-decoration: none;
}

.sci-crumbs a:hover {
    color: var(--sci-brand-deep);
}

.sci-crumbs [aria-current="page"] {
    color: var(--sci-text);
    font-weight: 600;
}

/* ---------------------------------------------------------------- 学科详情 */
.sci-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 28px;
    align-items: start;
}

.sci-prose-card {
    background: #fff;
    border: 1px solid var(--sci-line);
    border-radius: var(--sci-radius);
    padding: 32px;
    margin-bottom: 20px;
}

.sci-prose-card h2 {
    font-size: 19px;
    margin: 0 0 14px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.sci-prose-card h2 .idx {
    width: 26px;
    height: 26px;
    border-radius: 8px;
    display: grid;
    place-items: center;
    font-size: 12px;
    font-weight: 700;
    color: var(--sci-brand-deep);
    background: #FEF3C7;
    flex-shrink: 0;
}

.sci-prose-card p {
    margin: 0;
    font-size: 15px;
    line-height: 2;
    color: var(--sci-text-mid);
    text-align: justify;
}

.sci-stat-row {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 22px;
}

.sci-stat {
    background: #fff;
    border: 1px solid var(--sci-line);
    border-radius: 14px;
    padding: 18px;
    text-align: center;
}

.sci-stat strong {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: var(--sci-brand-deep);
    font-variant-numeric: tabular-nums;
    line-height: 1.2;
}

.sci-stat span {
    font-size: 12px;
    color: var(--sci-text-light);
    display: block;
    margin-top: 6px;
}

.sci-aside {
    position: sticky;
    top: 84px;
    display: grid;
    gap: 16px;
}

.sci-aside-card {
    background: #fff;
    border: 1px solid var(--sci-line);
    border-radius: 14px;
    padding: 20px;
}

.sci-aside-card h3 {
    font-size: 14px;
    font-weight: 700;
    margin: 0 0 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--sci-line);
}

.sci-aside-list {
    display: grid;
    gap: 10px;
}

.sci-aside-list a {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--sci-text-mid);
    text-decoration: none;
    line-height: 1.6;
}

.sci-aside-list a:hover {
    color: var(--sci-brand-deep);
}

.sci-aside-list .dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #CBD5E1;
    flex-shrink: 0;
}

.sci-aside-kw {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.sci-aside-kw a {
    font-size: 12px;
    padding: 5px 11px;
    border-radius: 999px;
    background: #F7F8FA;
    border: 1px solid var(--sci-line);
    text-decoration: none;
    color: var(--sci-text-mid);
}

.sci-aside-kw a:hover {
    background: #FFFBEB;
    color: #92400E;
}

/* 人物列表（学科页） */
.sci-people--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

/* 分页 */
.sci-pagination {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
    margin-top: 26px;
}

.sci-pagination a,
.sci-pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    padding: 0 12px;
    border-radius: 10px;
    border: 1px solid var(--sci-line);
    background: #fff;
    font-size: 13px;
    color: var(--sci-text-mid);
    text-decoration: none;
    font-variant-numeric: tabular-nums;
}

.sci-pagination a:hover {
    border-color: #F3D3A0;
    color: var(--sci-brand-deep);
}

.sci-pagination .current {
    background: linear-gradient(135deg, #F59E0B, #D97706);
    border-color: transparent;
    color: #1A1205;
    font-weight: 700;
}

.sci-pagination .gap {
    border: 0;
    background: transparent;
}

/* 空状态 */
.sci-empty {
    padding: 56px 24px;
    text-align: center;
    background: #fff;
    border: 1px dashed #DCE1E8;
    border-radius: var(--sci-radius);
}

.sci-empty .ico {
    font-size: 36px;
    opacity: .5;
    margin-bottom: 12px;
}

.sci-empty h3 {
    font-size: 16px;
    margin: 0 0 8px;
}

.sci-empty p {
    margin: 0 0 18px;
    font-size: 13.5px;
    color: var(--sci-text-light);
    line-height: 1.8;
}

/* ---------------------------------------------------------------- 文章详情 */
.sci-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 2px;
    width: 0;
    background: linear-gradient(90deg, #F59E0B, #14B8A6);
    z-index: 999;
    transition: width .1s linear;
}

.sci-article-layout {
    display: grid;
    grid-template-columns: minmax(0, 760px) minmax(0, 1fr);
    gap: 40px;
    justify-content: center;
    align-items: start;
}

.sci-article {
    background: #fff;
    border: 1px solid var(--sci-line);
    border-radius: var(--sci-radius);
    padding: 40px 44px;
}

.sci-article__head {
    padding-bottom: 22px;
    margin-bottom: 26px;
    border-bottom: 1px solid var(--sci-line);
}

.sci-article__head h1 {
    font-size: 30px;
    line-height: 1.4;
    margin: 0 0 14px;
    font-weight: 700;
    letter-spacing: -.01em;
}

.sci-article__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
    font-size: 12.5px;
    color: var(--sci-text-light);
}

.sci-article__meta span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.sci-article__lede {
    font-size: 15px;
    line-height: 1.9;
    color: var(--sci-text-mid);
    background: #FBF9F4;
    border-left: 3px solid #F3D3A0;
    border-radius: 0 10px 10px 0;
    padding: 16px 18px;
    margin-bottom: 26px;
}

.sci-prose {
    font-size: 16px;
    line-height: 2;
    color: #26313F;
}

.sci-prose p {
    margin: 0 0 18px;
}

.sci-prose h2 {
    font-size: 21px;
    line-height: 1.5;
    margin: 34px 0 14px;
    padding-left: 12px;
    border-left: 3px solid var(--sci-brand);
    font-weight: 700;
    scroll-margin-top: 84px;
}

.sci-prose h3 {
    font-size: 17.5px;
    margin: 26px 0 10px;
    font-weight: 700;
}

.sci-prose ul,
.sci-prose ol {
    margin: 0 0 18px;
    padding-left: 22px;
}

.sci-prose li {
    margin-bottom: 8px;
}

.sci-prose blockquote {
    margin: 22px 0;
    padding: 14px 18px;
    background: #FBF9F4;
    border-left: 3px solid #E9C98A;
    border-radius: 0 10px 10px 0;
    color: var(--sci-text-mid);
}

.sci-prose img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 8px 0 18px;
}

.sci-prose a {
    color: var(--sci-brand-deep);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.sci-toc {
    position: sticky;
    top: 84px;
    padding: 22px;
    background: #fff;
    border: 1px solid var(--sci-line);
    border-radius: 14px;
}

.sci-toc h3 {
    font-size: 12px;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--sci-text-light);
    margin: 0 0 12px;
    font-weight: 700;
}

.sci-toc ol {
    list-style: none;
    margin: 0;
    padding: 0;
    counter-reset: toc;
    display: grid;
    gap: 4px;
}

.sci-toc li {
    counter-increment: toc;
}

.sci-toc a {
    display: block;
    padding: 6px 8px 6px 26px;
    position: relative;
    font-size: 13px;
    line-height: 1.65;
    color: var(--sci-text-mid);
    text-decoration: none;
    border-radius: 7px;
}

.sci-toc a::before {
    content: counter(toc, decimal-leading-zero);
    position: absolute;
    left: 6px;
    color: #CBD5E1;
    font-size: 11px;
    font-variant-numeric: tabular-nums;
}

.sci-toc a:hover,
.sci-toc a.is-active {
    background: #FFFBEB;
    color: #92400E;
}

.sci-share {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-top: 28px;
    padding-top: 22px;
    border-top: 1px solid var(--sci-line);
    font-size: 13px;
    color: var(--sci-text-light);
}

.sci-share button {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    min-height: 40px;
    border-radius: 10px;
    border: 1px solid var(--sci-line);
    background: #fff;
    font-size: 13px;
    color: var(--sci-text-mid);
    cursor: pointer;
    font-family: inherit;
    transition: all .2s var(--sci-ease);
}

.sci-share button:hover {
    border-color: #F3D3A0;
    background: #FFFBEB;
    color: #92400E;
}

.sci-prevnext {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 20px;
}

.sci-prevnext a {
    display: block;
    padding: 18px 20px;
    background: #fff;
    border: 1px solid var(--sci-line);
    border-radius: 14px;
    text-decoration: none;
    transition: all .2s var(--sci-ease);
}

.sci-prevnext a:hover {
    border-color: #F3D3A0;
    box-shadow: var(--sci-shadow);
}

.sci-prevnext .dir {
    font-size: 11.5px;
    color: var(--sci-text-light);
    display: block;
    margin-bottom: 6px;
}

.sci-prevnext strong {
    font-size: 14px;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.sci-prevnext .next {
    text-align: right;
}

/* 文章列表（专题合集） */
.sci-article-list {
    display: grid;
    gap: 12px;
}

.sci-article-item {
    display: flex;
    gap: 18px;
    align-items: flex-start;
    padding: 22px 24px;
    background: #fff;
    border: 1px solid var(--sci-line);
    border-radius: 14px;
    text-decoration: none;
    transition: all .2s var(--sci-ease);
}

.sci-article-item:hover {
    border-color: #F3D3A0;
    transform: translateY(-2px);
    box-shadow: var(--sci-shadow);
}

.sci-article-item__idx {
    flex-shrink: 0;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    font-size: 13px;
    font-weight: 700;
    color: var(--sci-brand-deep);
    background: #FEF3C7;
    font-variant-numeric: tabular-nums;
}

.sci-article-item h3 {
    font-size: 16px;
    margin: 0 0 6px;
    line-height: 1.55;
    font-weight: 700;
}

.sci-article-item p {
    margin: 0;
    font-size: 13px;
    line-height: 1.75;
    color: var(--sci-text-mid);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.sci-article-item__meta {
    margin-top: 10px;
    font-size: 11.5px;
    color: var(--sci-text-light);
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* 专题卡（列表页） */
.sci-topic-card {
    display: flex;
    flex-direction: column;
    padding: 28px;
    background: #fff;
    border: 1px solid var(--sci-line);
    border-radius: var(--sci-radius);
    text-decoration: none;
    transition: all .22s var(--sci-ease);
}

.sci-topic-card:hover {
    transform: translateY(-3px);
    border-color: #E6D3B3;
    box-shadow: var(--sci-shadow-hover);
}

.sci-topic-card__icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    font-size: 26px;
    background: #FBF4E6;
    margin-bottom: 16px;
}

.sci-topic-card h3 {
    font-size: 18px;
    margin: 0 0 8px;
    font-weight: 700;
}

.sci-topic-card p {
    margin: 0;
    font-size: 13.5px;
    line-height: 1.8;
    color: var(--sci-text-mid);
}

.sci-topic-card__foot {
    margin-top: 18px;
    padding-top: 14px;
    border-top: 1px dashed #EDEFF4;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--sci-text-light);
}

/* ---------------------------------------------------------------- 历史上的今天 */
.sci-datebar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    padding: 18px 20px;
    background: #fff;
    border: 1px solid var(--sci-line);
    border-radius: 14px;
    margin-bottom: 22px;
}

.sci-datebar label {
    font-size: 13px;
    color: var(--sci-text-mid);
    font-weight: 600;
}

.sci-datebar select,
.sci-datebar input {
    padding: 9px 12px;
    min-height: 40px;
    border: 1px solid var(--sci-line);
    border-radius: 9px;
    font-size: 13px;
    font-family: inherit;
    background: #fff;
    color: var(--sci-text);
}

.sci-datebar .sci-btn {
    min-height: 40px;
    padding: 9px 18px;
    font-size: 13.5px;
}

.sci-day-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--sci-line);
    border-radius: var(--sci-radius);
    overflow: hidden;
    transition: all .22s var(--sci-ease);
    text-decoration: none;
}

.sci-day-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--sci-shadow-hover);
    border-color: #E6D3B3;
}

.sci-day-card__head {
    display: flex;
    gap: 16px;
    padding: 24px;
    align-items: center;
}

.sci-day-card__avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    display: grid;
    place-items: center;
    color: #fff;
    font-size: 26px;
    font-weight: 700;
    background: linear-gradient(135deg, #F59E0B, #D97706);
    border: 2px solid #FDF2DF;
}

.sci-day-card__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sci-day-card__name {
    font-size: 19px;
    font-weight: 700;
    line-height: 1.4;
}

.sci-day-card__title {
    font-size: 12.5px;
    color: var(--sci-text-mid);
    margin-top: 4px;
    line-height: 1.6;
}

.sci-day-card__body {
    padding: 0 24px 20px;
    font-size: 13.5px;
    line-height: 1.85;
    color: var(--sci-text-mid);
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.sci-day-card__foot {
    margin-top: auto;
    padding: 14px 24px;
    background: #FCFCFD;
    border-top: 1px solid var(--sci-line);
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--sci-text-light);
}

.sci-quote {
    margin: 0;
    padding: 16px 18px;
    background: #FBF9F4;
    border-left: 3px solid #E9C98A;
    border-radius: 0 10px 10px 0;
    font-size: 13.5px;
    line-height: 1.85;
    color: #6B5225;
}

/* ---------------------------------------------------------------- 动效 */
.sci-reveal {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity .6s var(--sci-ease), transform .6s var(--sci-ease);
}

.sci-reveal.is-in {
    opacity: 1;
    transform: none;
}

body.sci-page :focus-visible {
    outline: 2px solid var(--sci-brand-deep);
    outline-offset: 3px;
    border-radius: 4px;
}

.sci-skip {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 1000;
    padding: 10px 16px;
    background: #fff;
    color: var(--sci-text);
    border-radius: 0 0 10px 0;
}

.sci-skip:focus {
    left: 0;
}

@media (prefers-reduced-motion: reduce) {
    body.sci-page * {
        animation-duration: .001ms !important;
        transition-duration: .001ms !important;
    }

    .sci-reveal {
        opacity: 1;
        transform: none;
    }
}

/* ---------------------------------------------------------------- 响应式 */
@media (max-width: 1100px) {
    .sci-disc-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .sci-people,
    .sci-awards,
    .sci-links {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .sci-article-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .sci-toc {
        position: static;
        order: -1;
    }
}

@media (max-width: 900px) {
    .sci-hero__inner {
        grid-template-columns: minmax(0, 1fr);
        gap: 28px;
    }

    .sci-hero h1 {
        font-size: 34px;
    }

    .sci-split,
    .sci-insight,
    .sci-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .sci-aside {
        position: static;
    }

    .sci-feature,
    .sci-topics {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .sci-post--lead {
        grid-column: span 2;
    }

    .sci-people--3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .sci-stat-row {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .sci-faq {
        grid-template-columns: minmax(0, 1fr);
    }

    .sci-cta {
        grid-template-columns: minmax(0, 1fr);
        padding: 30px;
    }
}

@media (max-width: 640px) {
    .sci-hero {
        padding: 44px 0 40px;
    }

    .sci-hero h1 {
        font-size: 27px;
    }

    .sci-hero__lead {
        font-size: 14px;
    }

    .sci-hero__stats {
        gap: 10px;
    }

    .sci-hero__stat:first-child .num {
        font-size: 28px;
    }

    .sci-section {
        padding: 38px 0;
    }

    .sci-head {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
        margin-bottom: 20px;
    }

    .sci-head__title {
        font-size: 20px;
    }

    .sci-disc-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .sci-disc {
        padding: 16px 14px 14px;
    }

    .sci-disc__icon {
        width: 38px;
        height: 38px;
        font-size: 19px;
        margin-bottom: 10px;
    }

    .sci-disc__name {
        font-size: 13.5px;
    }

    .sci-feature,
    .sci-topics,
    .sci-people,
    .sci-people--3,
    .sci-awards,
    .sci-links {
        grid-template-columns: minmax(0, 1fr);
    }

    .sci-post--lead {
        grid-column: span 1;
    }

    .sci-post,
    .sci-card,
    .sci-prose-card,
    .sci-topic-card {
        padding: 20px;
    }

    .sci-daily {
        padding: 22px;
    }

    .sci-article {
        padding: 22px 18px;
    }

    .sci-article__head h1 {
        font-size: 22px;
    }

    .sci-prose {
        font-size: 15.5px;
    }

    .sci-prevnext {
        grid-template-columns: minmax(0, 1fr);
    }

    .sci-prevnext .next {
        text-align: left;
    }

    .sci-faq__q {
        font-size: 14px;
    }

    .sci-pagehead {
        padding: 32px 0 28px;
    }

    .sci-pagehead h1 {
        font-size: 24px;
    }

    .sci-article-item {
        padding: 18px;
        gap: 12px;
    }
}