/* ============================================================
   sports-football · site design system
   足球草场动态官网：草场绿主色 / 斜切信息块 / 场线纹理
   Colors follow Recipe: #15803d / #22c55e / 深黑 / 白
   ============================================================ */

:root {
    --pitch: #15803d;            /* 草场主绿 */
    --pitch-bright: #22c55e;     /* 亮草绿 */
    --pitch-deep: #14532d;       /* 深草绿 */
    --lime: #bef264;             /* 边线黄绿点缀 */
    --ink: #0c1110;              /* 近黑 · 文字与次级按钮 */
    --night: #0a0e0c;            /* footer 黑底 */
    --paper: #f4faf6;            /* 页面浅底 */
    --card: #ffffff;
    --line: #d8e6dc;             /* 细分隔线 */
    --muted: #5c6f62;            /* 弱化说明文字 */
    --stripes: rgba(255, 255, 255, 0.05);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
                 system-ui, -apple-system, sans-serif;
    line-height: 1.75;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

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

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

ul, ol {
    margin: 0;
    padding: 0;
}

h1, h2, h3, h4, p {
    margin: 0;
}

/* ---------- 布局容器 ---------- */

.wrap {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 20px;
    padding-right: 20px;
}

.sec {
    padding-top: 48px;
    padding-bottom: 48px;
}

/* 可重复的正文段落间距 */
.sec .body-copy > p + p,
.sec .body-copy > h4 + p {
    margin-top: 12px;
}

/* ---------- 斜切与场线装饰 ---------- */

.diag-cut {
    clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px,
                       100% 100%, 22px 100%, 0 calc(100% - 22px));
}

.field-lines {
    background-image: repeating-linear-gradient(
        90deg,
        transparent 0px,
        transparent 52px,
        var(--stripes) 52px,
        var(--stripes) 54px
    );
}

.sec-kicker {
    display: inline-block;
    margin-bottom: 6px;
    color: var(--pitch);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
}

.sec-title {
    font-size: 26px;
    font-weight: 800;
    line-height: 1.35;
    position: relative;
    padding-left: 16px;
}

/* 标题前的斜切绿条，模拟边线旗标 */
.sec-title::before {
    content: "";
    position: absolute;
    left: 0;
    top: 6px;
    bottom: 6px;
    width: 6px;
    background: linear-gradient(180deg, var(--pitch) 0 55%, var(--lime) 55% 100%);
    transform: skewY(-12deg);
}

/* ---------- 顶部两行导航 ---------- */

.site-head {
    position: sticky;
    top: 0;
    z-index: 40;
    box-shadow: 0 6px 18px rgba(10, 14, 12, 0.18);
}

.nav-primary {
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
    background: linear-gradient(100deg, var(--pitch-deep) 0%, var(--pitch) 60%,
                                var(--pitch-bright) 100%);
    min-height: 58px;
}

.site-brand {
    color: #ffffff;
    font-size: 17px;
    font-weight: 800;
    letter-spacing: 1px;
    padding: 10px 0;
    white-space: nowrap;
}

.site-nav ul {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    flex-wrap: wrap;
}

.site-nav a {
    display: block;
    color: #ffffff;
    padding: 8px 12px;
    font-size: 15px;
    border-radius: 6px;
    transition: background 0.2s ease, color 0.2s ease;
}

.site-nav a:hover {
    background: rgba(255, 255, 255, 0.16);
    color: var(--lime);
}

.nav-quick {
    background: var(--night);
    border-top: 2px solid var(--pitch-bright);
}

.quick-inner {
    display: flex;
    align-items: center;
    gap: 6px 22px;
    min-height: 34px;
    flex-wrap: wrap;
    padding-top: 4px;
    padding-bottom: 4px;
}

.quick-label {
    color: var(--lime);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
}

.quick-inner a {
    color: #e9f2ec;
    font-size: 13px;
}

.quick-inner a:hover {
    color: var(--pitch-bright);
}

.menu-toggle {
    display: none;
    align-items: center;
    gap: 8px;
    background: rgba(0, 0, 0, 0.28);
    border: 1px solid rgba(255, 255, 255, 0.35);
    color: #ffffff;
    font-size: 15px;
    padding: 0 14px;
    height: 44px;
    border-radius: 8px;
    cursor: pointer;
}

.menu-icon {
    width: 18px;
    height: 2px;
    background: #ffffff;
    display: inline-block;
    position: relative;
}

.menu-icon::before,
.menu-icon::after {
    content: "";
    position: absolute;
    left: 0;
    width: 18px;
    height: 2px;
    background: #ffffff;
}

.menu-icon::before {
    top: -6px;
}

.menu-icon::after {
    top: 6px;
}

/* ---------- Hero 大图与斜向信息块 ---------- */

.hero-sec {
    position: relative;
    color: #ffffff;
    overflow: hidden;
}

.hero-media {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-shade {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(180deg,
        rgba(12, 20, 15, 0.55) 0%,
        rgba(12, 20, 15, 0.62) 55%,
        rgba(10, 14, 12, 0.88) 100%);
}

.hero-body {
    position: relative;
    z-index: 2;
    display: grid;
    gap: 26px;
    padding-top: 52px;
    padding-bottom: 52px;
    align-items: end;
}

.hero-kicker {
    color: var(--lime);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 3px;
    margin-bottom: 8px;
}

.hero-title {
    font-size: 32px;
    font-weight: 900;
    line-height: 1.3;
    letter-spacing: 1px;
}

.cover-topics {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 14px;
}

.cover-topics span {
    display: inline-block;
    border: 1px solid rgba(190, 242, 100, 0.7);
    color: #f2ffe8;
    background: rgba(10, 20, 13, 0.45);
    font-size: 13px;
    padding: 3px 12px;
    border-radius: 999px;
    letter-spacing: 1px;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 20px;
}

.btn {
    display: inline-block;
    font-size: 15px;
    font-weight: 700;
    padding: 12px 24px;
    border-radius: 8px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(10, 14, 12, 0.25);
}

.btn-green {
    background: linear-gradient(180deg, var(--pitch-bright), var(--pitch));
    border-color: #ffffff33;
    color: #ffffff;
}

.btn-ink {
    background: var(--ink);
    border-color: #ffffff55;
    color: #ffffff;
}

.btn-lime-line {
    background: transparent;
    border-color: var(--lime);
    color: var(--ink);
}

.btn-green:hover {
    background: linear-gradient(180deg, #16a34a, #166534);
}

.hero-note {
    max-width: 720px;
    color: #e6f2ea;
    font-size: 15px;
    margin-top: 16px;
}

.pitch-note {
    background: rgba(12, 25, 16, 0.82);
    border: 1px solid rgba(190, 242, 100, 0.35);
    border-left: 5px solid var(--pitch-bright);
    padding: 18px 20px 20px;
    border-radius: 0 10px 10px 0;
    position: relative;
}

.pitch-note::before {
    content: "";
    position: absolute;
    top: -5px;
    right: 18px;
    width: 46px;
    height: 5px;
    background: linear-gradient(90deg, var(--lime) 0 60%, var(--pitch) 60% 100%);
    transform: skewX(-35deg);
}

.note-title {
    color: var(--lime);
    font-size: 15px;
    font-weight: 800;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.pitch-note ol {
    list-style: none;
    counter-reset: note;
    display: grid;
    gap: 6px;
}

.pitch-note li {
    counter-increment: note;
    font-size: 14px;
    color: #e6f2ea;
    padding-left: 30px;
    position: relative;
}

.pitch-note li::before {
    content: counter(note);
    position: absolute;
    left: 0;
    top: 1px;
    width: 20px;
    height: 20px;
    line-height: 20px;
    text-align: center;
    font-size: 12px;
    font-weight: 800;
    color: var(--ink);
    background: var(--lime);
    clip-path: polygon(0 0, 100% 0, 100% 70%, 70% 100%, 0 100%);
}

/* ---------- 赛事卡与队徽点 ---------- */

.focus-grid {
    display: grid;
    gap: 18px;
}

.focus-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 18px 20px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 14px rgba(10, 14, 12, 0.06);
}

.focus-card::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    height: 5px;
    width: 100%;
    background: linear-gradient(90deg, var(--pitch) 0 30%,
                var(--pitch-bright) 30% 60%, var(--lime) 60% 100%);
}

.kit-dot {
    display: inline-block;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: radial-gradient(circle at 35% 30%, var(--lime) 0 18%,
                var(--pitch) 60%, var(--pitch-deep) 100%);
    box-shadow: 0 0 0 3px rgba(21, 128, 61, 0.14);
    flex: none;
}

.team-name {
    font-weight: 800;
    font-size: 17px;
    letter-spacing: 1px;
}

.state-pill {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    padding: 2px 10px;
    border-radius: 999px;
    white-space: nowrap;
}

.state-pill.idle {
    background: #e7f1ea;
    color: var(--pitch-deep);
}

.state-pill.live {
    background: var(--ink);
    color: var(--lime);
    animation: live-blink 1.6s ease-in-out infinite;
}

@keyframes live-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.62; }
}

.lg-badge {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    color: var(--pitch-deep);
    background: var(--lime);
    padding: 1px 10px;
    border-radius: 3px;
    clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.match-verse {
    display: inline-block;
    font-weight: 900;
    color: var(--pitch-bright);
    padding: 0 10px;
}

/* ---------- 实时比分行 ---------- */

.score-panel {
    background: var(--night);
    border-radius: 12px;
    overflow: hidden;
    color: #ffffff;
}

.score-panel-head {
    background: linear-gradient(90deg, var(--pitch-deep), var(--pitch));
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 2px;
    color: #ffffff;
}

.score-list {
    list-style: none;
}

.score-row {
    display: grid;
    grid-template-columns: 58px minmax(0, 1fr) auto minmax(0, 1fr) 108px;
    gap: 10px;
    align-items: center;
    padding: 10px 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 14px;
}

.score-row:nth-child(odd) {
    background: rgba(255, 255, 255, 0.03);
}

.score-time {
    color: var(--lime);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.score-dash {
    color: rgba(255, 255, 255, 0.4);
    text-align: center;
}

.score-team {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    min-width: 0;
}

.score-home {
    text-align: right;
}

.score-state {
    font-size: 12px;
    color: #bcd8c6;
    text-align: right;
}

.metric-note {
    font-size: 13px;
    color: var(--muted);
    margin-top: 10px;
}

/* ---------- 玩法横卡 ---------- */

.play-card {
    display: grid;
    gap: 4px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 18px 20px;
    box-shadow: 0 3px 10px rgba(10, 14, 12, 0.05);
    position: relative;
}

.play-card .card-no {
    font-size: 30px;
    font-weight: 900;
    font-style: italic;
    line-height: 1;
    color: transparent;
    -webkit-text-stroke: 1.5px var(--pitch-bright);
    position: absolute;
    top: 8px;
    right: 16px;
    opacity: 0.9;
}

.play-card h4 {
    font-size: 17px;
    font-weight: 800;
    letter-spacing: 1px;
}

.play-card .crowd {
    margin-top: 6px;
    font-size: 13px;
    color: var(--pitch-deep);
    background: #e9f6ee;
    border-left: 3px solid var(--pitch);
    padding: 2px 10px;
    display: inline-block;
    width: fit-content;
    max-width: 100%;
}

/* 斜切编号视觉的简单数字由 .play-card 省略：正文用中文步骤 */
.steps-list {
    list-style: none;
    counter-reset: step;
    display: grid;
    gap: 12px;
}

.steps-list li {
    counter-increment: step;
    position: relative;
    padding: 14px 16px 14px 58px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 10px;
}

.steps-list li::before {
    content: counter(step);
    position: absolute;
    left: 14px;
    top: 14px;
    width: 32px;
    height: 32px;
    line-height: 32px;
    text-align: center;
    font-size: 17px;
    font-weight: 900;
    color: #ffffff;
    background: linear-gradient(180deg, var(--pitch-bright), var(--pitch));
    clip-path: polygon(0 0, 100% 0, 100% 72%, 72% 100%, 0 100%);
}

/* ---------- 娱乐 / 客户端 卡 ---------- */

.casual-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    background: var(--card);
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--line);
    box-shadow: 0 6px 18px rgba(10, 14, 12, 0.08);
}

.casual-media {
    aspect-ratio: 4 / 3;
}

.casual-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.casual-body {
    padding: 18px 20px;
}

.client-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-top: 6px solid var(--pitch);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 14px rgba(10, 14, 12, 0.06);
}

/* ---------- 球迷声音 ---------- */

.voice-band {
    position: relative;
    border-radius: 14px;
    overflow: hidden;
    padding: 22px;
    color: #ffffff;
    background: var(--night);
}

.voice-media {
    position: absolute;
    inset: 0;
    opacity: 0.5;
}

.voice-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.voice-band-inner {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 14px;
}

.voice-card {
    background: rgba(10, 18, 13, 0.82);
    border-left: 5px solid var(--pitch-bright);
    border-radius: 0 10px 10px 0;
    padding: 14px 16px;
}

.voice-card p {
    font-size: 14px;
    color: #e9f2ec;
}

.voice-card cite {
    display: block;
    margin-top: 8px;
    font-size: 12px;
    font-style: normal;
    color: var(--lime);
}

.voice-flag {
    display: inline-block;
    font-size: 11px;
    letter-spacing: 2px;
    color: var(--lime);
    border: 1px solid rgba(190, 242, 100, 0.5);
    padding: 1px 8px;
    border-radius: 999px;
    margin-bottom: 10px;
}

/* ---------- 场边牌式 FAQ（details/summary） ---------- */

.faq-list {
    display: grid;
    gap: 12px;
}

.field-faq {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
    padding-left: 14px;
}

/* 绿色斜切边条 */
.field-faq::before {
    content: "";
    position: absolute;
    left: 0;
    top: -4px;
    bottom: -4px;
    width: 7px;
    background: linear-gradient(180deg, var(--pitch-bright) 0 45%,
                var(--pitch) 45% 100%);
    transform: skewY(-16deg);
}

.field-faq summary {
    list-style: none;
    cursor: pointer;
    font-size: 15px;
    font-weight: 700;
    padding: 14px 40px 14px 14px;
    position: relative;
}

.field-faq summary::-webkit-details-marker {
    display: none;
}

.field-faq summary::after {
    content: "+";
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--pitch);
    font-size: 20px;
    font-weight: 800;
    transition: transform 0.2s ease;
}

.field-faq[open] summary::after {
    content: "–";
    transform: translateY(-50%) rotate(180deg);
}

.field-faq .faq-body {
    padding: 0 16px 14px 14px;
    font-size: 14px;
    color: var(--muted);
}

/* ---------- 收尾 CTA 宽条 ---------- */

.final-band {
    background: linear-gradient(100deg, var(--pitch-deep) 0%,
                var(--pitch) 55%, var(--pitch-bright) 100%);
    color: #ffffff;
    border-radius: 16px;
    padding: 30px 24px;
    position: relative;
    overflow: hidden;
}

.final-band::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: repeating-linear-gradient(
        90deg,
        var(--lime) 0 26px,
        #ffffff 26px 40px,
        var(--pitch-bright) 40px 66px
    );
}

/* ---------- 页脚 ---------- */

.site-foot {
    background: var(--night);
    color: #c9d8ce;
    margin-top: 20px;
}

/* 上沿草绿斜边 */
.site-foot::before {
    content: "";
    display: block;
    height: 10px;
    background: linear-gradient(100deg, var(--pitch-bright) 0 34%,
                var(--lime) 34% 58%, var(--night) 58% 100%);
}

.foot-grid {
    display: grid;
    gap: 24px;
    padding-top: 34px;
    padding-bottom: 26px;
}

.foot-col h4 {
    color: #ffffff;
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 2px;
    margin-bottom: 10px;
    padding-bottom: 6px;
    border-bottom: 2px solid rgba(34, 197, 94, 0.4);
}

.foot-col ul {
    list-style: none;
    display: grid;
    gap: 6px;
}

.foot-col a {
    font-size: 14px;
    color: #b9c9bf;
}

.foot-col a:hover {
    color: var(--lime);
}

.foot-friends a {
    word-break: break-all;
}

.foot-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 16px;
    padding-bottom: 22px;
    display: grid;
    gap: 8px;
    font-size: 13px;
    color: #93a89b;
}

.foot-brand {
    color: #ffffff;
    font-weight: 800;
    font-size: 15px;
    letter-spacing: 1px;
}

.foot-brand:hover {
    color: var(--lime);
}

/* ---------- 内页头部标旗 ---------- */

.page-lead {
    background: var(--night);
    position: relative;
    overflow: hidden;
}

.page-lead::after {
    content: "";
    position: absolute;
    right: -40px;
    bottom: -70px;
    width: 240px;
    height: 240px;
    border: 30px solid rgba(34, 197, 94, 0.14);
    border-radius: 50%;
}

.page-lead .wrap {
    position: relative;
    z-index: 1;
    padding-top: 34px;
    padding-bottom: 34px;
    color: #ffffff;
}

.page-lead h2 {
    font-size: 28px;
    font-weight: 900;
    letter-spacing: 1px;
}

.page-lead p {
    margin-top: 8px;
    color: #cfe3d6;
    max-width: 760px;
}

.page-lead .lead-tag {
    display: inline-block;
    margin-bottom: 10px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--ink);
    background: var(--lime);
    padding: 2px 12px;
    border-radius: 999px;
}

/* ---------- 词典 dl ---------- */

.term-list {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: hidden;
}

.term-row {
    display: grid;
    grid-template-columns: 86px minmax(0, 1fr);
    gap: 12px;
    padding: 12px 18px;
    border-top: 1px dashed var(--line);
    font-size: 14px;
}

.term-row:first-child {
    border-top: 0;
}

.term-row dt {
    font-weight: 800;
    color: var(--pitch-deep);
    letter-spacing: 1px;
    display: flex;
    align-items: center;
}

.term-row dt::before {
    content: "";
    width: 8px;
    height: 8px;
    margin-right: 8px;
    background: var(--pitch-bright);
    transform: skewX(-18deg);
    flex: none;
}

.term-row dd {
    margin: 0;
    color: var(--muted);
}

/* ---------- 资讯行 ---------- */

.news-row {
    display: grid;
    gap: 2px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 14px 18px;
    position: relative;
    overflow: hidden;
}

.news-row::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: repeating-linear-gradient(180deg,
                var(--pitch) 0 8px, var(--pitch-bright) 8px 12px);
}

.news-row h3 {
    font-size: 16px;
    font-weight: 800;
}

.news-row p {
    font-size: 13px;
    color: var(--muted);
}

.news-badge {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    color: var(--pitch-deep);
    background: #e2f4e9;
    border: 1px solid #bfe5cd;
    border-radius: 999px;
    padding: 1px 10px;
    width: fit-content;
}

.side-figure {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--line);
    box-shadow: 0 6px 18px rgba(10, 14, 12, 0.1);
}

.side-figure img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.side-figure figcaption {
    background: var(--night);
    color: #bcd8c6;
    font-size: 12px;
    padding: 8px 12px;
    letter-spacing: 1px;
}

/* ---------- 帮助页折叠组 ---------- */

.help-group {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 10px;
}

.help-group summary {
    list-style: none;
    cursor: pointer;
    font-weight: 700;
    padding: 13px 40px 13px 16px;
    position: relative;
}

.help-group summary::-webkit-details-marker {
    display: none;
}

.help-group summary::after {
    content: "+";
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--pitch);
    font-weight: 800;
    font-size: 18px;
}

.help-group[open] summary::after {
    content: "–";
}

.help-group .faq-body {
    padding: 0 16px 14px;
    font-size: 14px;
    color: var(--muted);
    border-top: 1px dashed var(--line);
    padding-top: 10px;
    margin: 0 16px 14px 0;
    padding-left: 16px;
    padding-right: 0;
    padding-bottom: 0;
}

/* ---------- 断点 ---------- */

@media (min-width: 640px) {
    .casual-card {
        grid-template-columns: minmax(0, 300px) 1fr;
    }

    .casual-media {
        aspect-ratio: auto;
        min-height: 100%;
    }

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

@media (min-width: 768px) {
    .site-nav {
        display: flex;
    }

    .nav-quick {
        display: block;
    }

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

    .two-col {
        display: grid;
        grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
        gap: 34px;
        align-items: start;
    }

    .sec {
        padding-top: 60px;
        padding-bottom: 60px;
    }

    .hero-title {
        font-size: 42px;
    }

    .hero-body {
        grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
        padding-top: 88px;
        padding-bottom: 88px;
    }

    .pitch-note {
        margin-bottom: 20px;
    }

    .voice-band {
        padding: 26px;
    }

    .voice-band-inner {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .foot-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .foot-bottom {
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: center;
    }
}

@media (max-width: 767px) {
    .site-nav {
        display: none;
        order: 3;
        width: 100%;
        background: rgba(12, 25, 16, 0.95);
        border-radius: 10px;
        padding: 10px;
        margin-bottom: 10px;
    }

    .site-nav.is-open {
        display: block;
    }

    .site-nav ul {
        flex-direction: column;
        align-items: stretch;
        gap: 2px;
    }

    .site-nav a {
        padding: 10px 12px;
        font-size: 15px;
    }

    .nav-quick {
        display: none;
    }

    .menu-toggle {
        display: inline-flex;
        margin-left: auto;
    }

    .site-brand {
        font-size: 15px;
    }

    .hero-title {
        font-size: 26px;
    }

    .hero-body {
        padding-top: 240px;
    }

    .hero-media img {
        object-position: 62% center;
    }

    .score-row {
        grid-template-columns: 52px minmax(0, 1fr) auto minmax(0, 1fr);
        font-size: 13px;
        gap: 8px;
    }

    .score-state {
        grid-column: 2 / 5;
        text-align: left;
        font-size: 12px;
    }

    .term-row {
        grid-template-columns: 1fr;
        gap: 2px;
    }

    .wrap {
        padding-left: 16px;
        padding-right: 16px;
    }

    .foot-bottom {
        justify-items: start;
    }

    .page-lead h2 {
        font-size: 24px;
    }
}

/* ---------- 无 JS 兜底：移动端直接展示导航 ---------- */

.no-js-fallback {
    display: none;
}

/* 帧动画禁止被大面积使用，仅保留加载淡入，避免弱机卡顿 */
.sec-fade {
    animation: fade-up 0.6s ease both;
}

@keyframes fade-up {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .sec-fade,
    .state-pill.live {
        animation: none;
    }
}