/* 木兰画院 Mulan Art Academy —— 站点样式
   配色取自中国画的材料：宣纸（底色）+ 松烟墨（文字与深色区）+ 朱砂印泥（点缀）+ 古金（细线） */

:root {
  --ink: #1D1A16;
  --ink-2: #2A2520;
  --ink-soft: #4A433B;
  --muted: #6E655A;
  --paper: #FAF6EE;
  --paper-2: #F1EADC;
  --paper-3: #E7DDCA;
  --cinnabar: #A3312A;
  --cinnabar-2: #C2483F;
  --gold: #B08D57;
  --gold-soft: #D9C29A;
  --line: #E2D8C5;
  --white: #fff;
  --dark-color: #1D1A16;
  --accent-color: #D9C29A;
  --primary-color: #1D1A16;
  --serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --latin: "Cormorant Garamond", Georgia, serif;
  --radius: 2px;
  --shadow: 0 22px 60px -28px rgba(29, 26, 22, .45);
  --transition: all .3s ease;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.95;
  color: var(--ink);
  background: var(--paper);
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--cinnabar); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--ink); }
h1, h2, h3, h4 { font-family: var(--serif); color: var(--ink); line-height: 1.45; margin: 0 0 .6em; font-weight: 700; letter-spacing: .04em; }
h1 { font-size: clamp(2rem, 4.6vw, 3.3rem); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.3rem); }
h3 { font-size: 1.26rem; }
p { margin: 0 0 1.1em; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 820px; }
.center { text-align: center; }
.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: #fff; padding: 8px 14px; z-index: 999; }
.skip:focus { left: 8px; }

/* ---------- 页头 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(250, 246, 238, .95);
  -webkit-backdrop-filter: saturate(150%) blur(10px);
  backdrop-filter: saturate(150%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 78px; gap: 20px; }
.logo a { display: flex; align-items: center; gap: 12px; color: var(--primary-color); text-decoration: none; transition: opacity .3s; }
.logo a:hover { opacity: .8; color: var(--primary-color); }
.logo-mark { width: 46px; height: 46px; flex: none; }
.logo-text { display: flex; flex-direction: column; line-height: 1.25; }
.logo-text b { font-family: var(--serif); font-size: 1.28rem; font-weight: 900; letter-spacing: .22em; color: var(--ink); white-space: nowrap; }
.logo-text span { font-family: var(--latin); font-size: .8rem; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }
.main-nav ul { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 2px; }
.main-nav a { display: block; padding: 8px 11px; font-size: .95rem; color: var(--ink); white-space: nowrap; position: relative; }
.main-nav a::after { content: ""; position: absolute; left: 11px; right: 11px; bottom: 3px; height: 1px; background: var(--cinnabar); transform: scaleX(0); transition: transform .3s; }
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }
.main-nav a.active { color: var(--cinnabar); font-weight: 600; }
.main-nav a.nav-cta { margin-left: 10px; background: var(--cinnabar); color: #fff; padding: 9px 18px; border-radius: var(--radius); }
.main-nav a.nav-cta::after { display: none; }
.main-nav a.nav-cta:hover { background: var(--ink); color: #fff; }
.nav-toggle { display: none; background: none; border: 0; width: 44px; height: 44px; padding: 8px; color: var(--ink); cursor: pointer; }
.nav-toggle svg { width: 28px; height: 28px; }

/* ---------- 按钮 ---------- */
.btn { display: inline-block; padding: 14px 32px; font-size: 1rem; letter-spacing: .1em; border: 1px solid transparent; border-radius: var(--radius); cursor: pointer; transition: var(--transition); }
.btn-red { background: var(--cinnabar); color: #fff; }
.btn-red:hover { background: var(--cinnabar-2); color: #fff; }
.btn-ink { background: var(--ink); color: #fff; }
.btn-ink:hover { background: var(--cinnabar); color: #fff; }
.btn-line { border-color: rgba(255,255,255,.5); color: #fff; }
.btn-line:hover { border-color: var(--gold-soft); color: var(--gold-soft); }
.btn-line-dark { border-color: var(--ink); color: var(--ink); }
.btn-line-dark:hover { background: var(--ink); color: #fff; }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.btn-row.centered { justify-content: center; }

/* ---------- 首页大图 ---------- */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(900px 600px at 80% 30%, rgba(176, 141, 87, .16), transparent 60%),
    radial-gradient(700px 500px at 0% 100%, rgba(163, 49, 42, .22), transparent 60%),
    linear-gradient(165deg, #1D1A16 0%, #2A2520 60%, #17140F 100%);
  padding: 100px 0 110px;
}
.hero-ink { position: absolute; left: -120px; bottom: -160px; width: 620px; opacity: .08; pointer-events: none; }
.hero-inner { position: relative; display: grid; grid-template-columns: 1.2fr 1fr; gap: 64px; align-items: center; }
.hero-kicker { font-family: var(--latin); font-size: 1.02rem; letter-spacing: .32em; text-transform: uppercase; color: var(--gold-soft); margin-bottom: 22px; display: flex; align-items: center; gap: 14px; }
.hero-kicker::before { content: ""; width: 44px; height: 1px; background: var(--gold); }
.hero h1 { color: #fff; font-size: clamp(2.4rem, 5.8vw, 4.3rem); font-weight: 900; letter-spacing: .16em; margin-bottom: 8px; }
.hero-sub { font-family: var(--serif); font-size: clamp(1.15rem, 2.2vw, 1.55rem); color: var(--gold-soft); letter-spacing: .12em; margin-bottom: 28px; }
.hero-lead { font-size: 1.1rem; color: rgba(255,255,255,.84); max-width: 600px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px 24px; margin: 26px 0 4px; font-family: var(--serif); font-size: 1.12rem; letter-spacing: .3em; color: rgba(255,255,255,.9); }
.hero-tags span { position: relative; padding-left: 18px; }
.hero-tags span::before { content: ""; position: absolute; left: 0; top: 50%; width: 7px; height: 7px; background: var(--cinnabar-2); transform: translateY(-50%) rotate(45deg); }
.hero-art { justify-self: center; position: relative; width: min(430px, 82vw); }
.hero-art .mount { background: #F3EDE1; padding: 18px 18px 46px; box-shadow: 0 40px 90px -30px rgba(0,0,0,.7); position: relative; }
.hero-art .mount::after { content: ""; position: absolute; inset: 8px 8px 38px; border: 1px solid rgba(176, 141, 87, .45); pointer-events: none; }
.hero-art figcaption { position: absolute; left: 18px; right: 18px; bottom: 12px; font-size: .78rem; color: var(--muted); line-height: 1.5; text-align: center; }
.hero-art .seal { position: absolute; right: -20px; top: -20px; width: 76px; height: 76px; }

/* ---------- 内页标题 ---------- */
.page-hero {
  position: relative; color: #fff; padding: 96px 0 84px; overflow: hidden;
  background: linear-gradient(165deg, #1D1A16, #2E2822);
}
.page-hero.has-img::before { content: ""; position: absolute; inset: 0; background: var(--hero-img) center/cover no-repeat; opacity: .26; filter: grayscale(.35); }
.page-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(29,26,22,.9) 0%, rgba(29,26,22,.55) 70%, rgba(29,26,22,.35) 100%); }
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { color: #fff; letter-spacing: .1em; max-width: 840px; }
.page-hero p { color: rgba(255,255,255,.84); max-width: 720px; font-size: 1.08rem; margin: 0; }
.breadcrumb { font-size: .88rem; color: rgba(255,255,255,.6) !important; margin-bottom: 18px !important; }
.breadcrumb a { color: var(--gold-soft); }
.breadcrumb a:hover { color: #fff; }

/* ---------- 区块 ---------- */
section { padding: 96px 0; }
.sec-paper { background: var(--paper-2); }
.sec-ink { background: var(--ink); color: rgba(255,255,255,.84); }
.sec-ink h2, .sec-ink h3 { color: #fff; }
.sec-label { display: inline-block; font-family: var(--latin); font-size: .95rem; letter-spacing: .3em; text-transform: uppercase; color: var(--cinnabar); margin-bottom: 12px; }
.sec-ink .sec-label, .page-hero .sec-label, .band .sec-label, .cta .sec-label { color: var(--gold-soft); }
.sec-head { max-width: 760px; margin: 0 auto 56px; text-align: center; }
.sec-head p { color: var(--muted); font-size: 1.05rem; margin: 0; }
.sec-ink .sec-head p { color: rgba(255,255,255,.72); }
.lead { font-size: 1.15rem; color: var(--ink-soft); }
.rule { width: 56px; height: 2px; background: var(--cinnabar); border: 0; margin: 4px 0 26px; }
.center .rule, .sec-head .rule { margin-left: auto; margin-right: auto; }

/* 图文两栏 */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split.flip .split-media { order: 2; }
.split-media { margin: 0; }
.split-media img { width: 100%; box-shadow: var(--shadow); }
.split-media figcaption, .art-credit { font-size: .82rem; color: var(--muted); margin-top: 12px; line-height: 1.6; }
.mounted { background: #fff; padding: 14px; box-shadow: var(--shadow); }
.mounted img { box-shadow: none; }

/* 卡片 */
.cards { display: grid; gap: 26px; }
.cards.c2 { grid-template-columns: repeat(2, 1fr); }
.cards.c3 { grid-template-columns: repeat(3, 1fr); }
.cards.c4 { grid-template-columns: repeat(4, 1fr); }
.card { background: var(--white); border: 1px solid var(--line); padding: 34px 30px; position: relative; transition: var(--transition); }
.card:hover { border-color: var(--gold-soft); box-shadow: var(--shadow); transform: translateY(-3px); }
.card .num { font-family: var(--latin); font-size: 2.3rem; color: var(--cinnabar); line-height: 1; display: block; margin-bottom: 14px; }
.card h3 { margin-bottom: 10px; }
.card p { color: var(--muted); margin: 0; font-size: .98rem; }
.card .more { display: inline-block; margin-top: 16px; font-size: .92rem; letter-spacing: .06em; }
.sec-ink .card { background: rgba(255,255,255,.04); border-color: rgba(255,255,255,.12); }
.sec-ink .card p { color: rgba(255,255,255,.72); }
.sec-ink .card:hover { border-color: var(--gold); }

/* 图片卡片（三大选题） */
.pcard { display: block; background: var(--white); border: 1px solid var(--line); color: inherit; transition: var(--transition); }
.pcard:hover { box-shadow: var(--shadow); transform: translateY(-4px); color: inherit; }
.pcard-img { aspect-ratio: 4 / 3; overflow: hidden; background: var(--paper-3); }
.pcard-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s ease; }
.pcard:hover .pcard-img img { transform: scale(1.04); }
.pcard-body { padding: 26px 26px 30px; }
.pcard-body .tag { font-family: var(--latin); font-size: .85rem; letter-spacing: .24em; text-transform: uppercase; color: var(--cinnabar); }
.pcard-body h3 { margin: 6px 0 8px; }
.pcard-body p { margin: 0; color: var(--muted); font-size: .97rem; }

/* 数字条 */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.14); border-bottom: 1px solid rgba(255,255,255,.14); }
.stat { padding: 34px 20px; text-align: center; }
.stat + .stat { border-left: 1px solid rgba(255,255,255,.14); }
.stat b { display: block; font-family: var(--serif); font-size: clamp(2.2rem, 4vw, 3rem); color: var(--gold-soft); font-weight: 700; line-height: 1.2; }
.stat span { display: block; color: rgba(255,255,255,.75); font-size: .95rem; letter-spacing: .1em; margin-top: 6px; }

/* 媒介标签 */
.media-list { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; list-style: none; padding: 0; margin: 0; }
.media-list li { font-family: var(--serif); padding: 10px 22px; border: 1px solid var(--gold); color: var(--ink); background: var(--white); letter-spacing: .12em; }
.sec-ink .media-list li { background: transparent; color: #fff; border-color: rgba(217,194,154,.55); }

/* 题材章节（选题页） */
.theme-block { display: grid; grid-template-columns: 1fr 1.1fr; gap: 60px; align-items: center; padding: 30px 0; }
.theme-block + .theme-block { border-top: 1px solid var(--line); padding-top: 70px; margin-top: 40px; }
.theme-block.flip .theme-media { order: 2; }
.theme-no { font-family: var(--latin); font-size: 4.4rem; line-height: 1; color: var(--paper-3); font-weight: 600; display: block; margin-bottom: -6px; }
.scene { border-left: 3px solid var(--cinnabar); padding: 4px 0 4px 20px; margin: 22px 0; }
.scene h3, .scene h4 { font-size: 1.08rem; margin-bottom: 4px; }
.scene p { margin: 0; color: var(--muted); font-size: .98rem; }

/* 画廊（名作赏析） */
.gallery { columns: 3 300px; column-gap: 28px; }
.art { break-inside: avoid; margin: 0 0 34px; background: var(--white); border: 1px solid var(--line); padding: 14px 14px 22px; }
.art img { width: 100%; }
.art figcaption { padding: 16px 6px 0; }
.art figcaption h3 { font-size: 1.12rem; margin: 0 0 4px; }
.art .meta { font-size: .86rem; color: var(--muted); margin: 0 0 10px; line-height: 1.6; }
.art .note { font-size: .95rem; color: var(--ink-soft); margin: 0; }
.art .meta i { font-style: normal; font-family: var(--latin); font-size: .95rem; }

/* 征集规范表 */
.spec { width: 100%; border-collapse: collapse; background: var(--white); border: 1px solid var(--line); }
.spec th, .spec td { text-align: left; vertical-align: top; padding: 20px 24px; border-bottom: 1px solid var(--line); }
.spec th { width: 190px; font-family: var(--serif); font-weight: 700; color: var(--ink); background: var(--paper-2); letter-spacing: .08em; }
.spec td { color: var(--ink-soft); }
.spec tr:last-child th, .spec tr:last-child td { border-bottom: 0; }

/* 步骤 */
.steps { list-style: none; padding: 0; margin: 0; counter-reset: s; display: grid; gap: 18px; }
.steps li { counter-increment: s; position: relative; padding: 22px 26px 22px 84px; background: var(--white); border: 1px solid var(--line); }
.steps li::before { content: counter(s, decimal-leading-zero); position: absolute; left: 24px; top: 20px; font-family: var(--latin); font-size: 2rem; color: var(--cinnabar); line-height: 1; }
.steps li h3 { font-size: 1.1rem; margin: 0 0 4px; }
.steps li p { margin: 0; color: var(--muted); font-size: .97rem; }

/* 提示框 */
.notice { background: var(--paper-2); border: 1px solid var(--line); border-left: 3px solid var(--gold); padding: 22px 26px; color: var(--ink-soft); font-size: .97rem; }
.notice p:last-child { margin: 0; }

/* 通栏图 */
.band { position: relative; color: #fff; padding: 130px 0; overflow: hidden; background: var(--ink); }
.band::before { content: ""; position: absolute; inset: 0; background: var(--band-img) center/cover no-repeat; opacity: .42; }
.band::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(29,26,22,.92) 0%, rgba(29,26,22,.6) 55%, rgba(29,26,22,.25) 100%); }
.band .container { position: relative; z-index: 1; max-width: 1200px; }
.band h2 { color: #fff; max-width: 640px; }
.band p { max-width: 600px; color: rgba(255,255,255,.86); font-size: 1.08rem; }
.band .art-credit { color: rgba(255,255,255,.5); font-size: .78rem; margin-top: 26px; }

/* 引文与诗行 */
.quote { margin: 0 auto; max-width: 860px; text-align: center; font-family: var(--serif); font-size: clamp(1.3rem, 2.6vw, 1.85rem); line-height: 1.8; color: var(--ink); position: relative; padding-top: 50px; }
.quote::before { content: "“"; position: absolute; top: -18px; left: 50%; transform: translateX(-50%); font-family: var(--latin); font-size: 6rem; color: var(--cinnabar); opacity: .35; line-height: 1; }
.quote cite { display: block; margin-top: 18px; font-size: 1rem; font-style: normal; color: var(--muted); letter-spacing: .14em; }
.verse { text-align: center; font-family: var(--serif); font-size: clamp(1.15rem, 2.2vw, 1.45rem); line-height: 2.2; letter-spacing: .08em; }
.verse p { margin: 0; }
.verse .gap { height: 18px; }
.verse strong { color: var(--gold-soft); }

/* 三柱（宗旨） */
.triad { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); background: var(--white); }
.triad-item { padding: 44px 34px; text-align: center; }
.triad-item + .triad-item { border-left: 1px solid var(--line); }
.triad-item .word { font-family: var(--serif); font-size: 2.1rem; font-weight: 900; letter-spacing: .3em; color: var(--ink); margin: 6px 0 12px; padding-left: .3em; }
.triad-item .role { font-family: var(--latin); letter-spacing: .26em; text-transform: uppercase; color: var(--cinnabar); font-size: .88rem; }
.triad-item p { color: var(--muted); margin: 0; font-size: .98rem; }

/* 联系 */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.contact-card { background: var(--white); border: 1px solid var(--line); padding: 40px 36px; }
.contact-card .big { font-family: var(--serif); font-size: clamp(1.7rem, 3.4vw, 2.3rem); color: var(--cinnabar); letter-spacing: .04em; font-weight: 700; display: inline-block; margin: 6px 0 10px; }
.contact-card .big:hover { color: var(--ink); }
.contact-card ul { padding-left: 1.2em; margin: 0; color: var(--ink-soft); }

/* CTA */
.cta { background: linear-gradient(165deg, #2A2520, #1D1A16); color: #fff; text-align: center; position: relative; overflow: hidden; }
.cta::before { content: ""; position: absolute; width: 520px; height: 520px; right: -160px; top: -200px; border-radius: 50%; background: radial-gradient(circle, rgba(163,49,42,.32), transparent 70%); }
.cta .container { position: relative; }
.cta h2 { color: #fff; }
.cta p { color: rgba(255,255,255,.8); font-size: 1.06rem; }
.cta-phone { display: inline-block; font-family: var(--serif); font-size: clamp(1.9rem, 4.4vw, 2.8rem); color: var(--gold-soft); letter-spacing: .06em; margin: 10px 0 4px; }
.cta-phone:hover { color: #fff; }

/* 版权说明 */
.credit-note { font-size: .88rem; color: var(--muted); border-top: 1px solid var(--line); padding-top: 22px; margin-top: 50px; }

/* ---------- 页脚 ---------- */
footer { background: var(--dark-color); color: var(--white); padding: 4.5rem 0 1.5rem; margin-top: 0; }
.footer-content { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.1fr; gap: 2.5rem; margin-bottom: 2.5rem; }
.footer-section h3 { color: var(--white); margin-bottom: 1rem; font-size: 1.12rem; letter-spacing: .12em; }
.footer-section p, .footer-section a { color: rgba(255, 255, 255, 0.78); line-height: 1.8; }
.footer-section p { margin: 0 0 .45rem; font-size: .95rem; }
.footer-section a:hover { color: var(--accent-color); }
.footer-brand .logo a { margin-bottom: 18px; }
.footer-brand .logo-text b { color: #fff; }
.footer-brand .logo-text span { color: rgba(255,255,255,.55); }
.footer-motto { font-family: var(--serif); color: var(--gold-soft) !important; letter-spacing: .1em; margin-top: 14px !important; }
.footer-phone { font-family: var(--serif); font-size: 1.3rem; color: var(--gold-soft) !important; }
.footer-bottom { text-align: center; padding-top: 2rem; border-top: 1px solid rgba(255, 255, 255, 0.1); color: rgba(255, 255, 255, 0.6); }
.footer-bottom p { margin-bottom: 0.5rem; font-size: .9rem; }
.footer-partner { margin-top: 1rem; font-size: 0.86rem; color: rgba(255, 255, 255, 0.6); }
.footer-partner a { color: var(--accent-color); text-decoration: none; transition: var(--transition); }
.footer-partner a:hover { color: var(--white); }
.footer-copy { margin-top: 1.1rem; padding-top: 1rem; border-top: 1px dashed rgba(255,255,255,.1); font-family: var(--serif); letter-spacing: .1em; color: rgba(255,255,255,.75) !important; }
.footer-copy .seal-inline { display: inline-block; width: 18px; height: 18px; vertical-align: -3px; margin-right: 8px; }

/* ---------- 滚动渐显（无 JS 时不隐藏） ---------- */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s ease, transform .9s ease; }
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1140px) {
  .main-nav a { padding: 8px 8px; font-size: .9rem; }
  .main-nav a::after { left: 8px; right: 8px; }
}
@media (max-width: 1020px) {
  .nav-toggle { display: block; }
  .main-nav { position: fixed; inset: 78px 0 0 0; background: var(--paper); transform: translateX(100%); transition: transform .35s ease; overflow-y: auto; }
  .main-nav.open { transform: none; }
  .main-nav ul { flex-direction: column; align-items: stretch; padding: 20px 24px 40px; gap: 0; }
  .main-nav li { border-bottom: 1px solid var(--line); }
  .main-nav a { padding: 16px 4px; font-size: 1.05rem; }
  .main-nav a::after { display: none; }
  .main-nav a.nav-cta { margin: 20px 0 0; text-align: center; padding: 14px; }
  .main-nav li:last-child { border: 0; }
  .hero-inner, .split, .theme-block { grid-template-columns: 1fr; gap: 44px; }
  .split.flip .split-media, .theme-block.flip .theme-media { order: 0; }
  .hero-art { width: min(380px, 86vw); }
  .cards.c3, .cards.c4 { grid-template-columns: repeat(2, 1fr); }
  .footer-content { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3) { border-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px solid rgba(255,255,255,.14); }
}
@media (max-width: 700px) {
  body { font-size: 16px; }
  section { padding: 68px 0; }
  .container { padding: 0 16px; }
  .header-inner { height: 68px; }
  .main-nav { inset: 68px 0 0 0; }
  .logo-mark { width: 40px; height: 40px; }
  .logo-text b { font-size: 1.12rem; letter-spacing: .16em; }
  .logo-text span { font-size: .7rem; letter-spacing: .12em; }
  .hero { padding: 70px 0 80px; }
  .hero-art .seal { width: 58px; height: 58px; right: -10px; top: -14px; }
  .page-hero { padding: 70px 0 60px; }
  .cards.c2, .cards.c3, .cards.c4, .triad, .contact-grid { grid-template-columns: 1fr; }
  .triad-item + .triad-item { border-left: 0; border-top: 1px solid var(--line); }
  .card { padding: 28px 22px; }
  .spec th, .spec td { display: block; width: 100%; padding: 14px 18px; }
  .spec th { border-bottom: 0; }
  .steps li { padding: 20px 18px 20px 66px; }
  .steps li::before { left: 16px; font-size: 1.7rem; }
  .band { padding: 90px 0; }
  .footer-content { grid-template-columns: 1fr; gap: 1.8rem; }
  .btn { padding: 13px 24px; }
}