/* ==========================================================================
   {k1=g1} 社交媒体数字营销服务平台 — 暖棕大地色高端咨询风
   ========================================================================== */

:root {
  --primary: #7a4a2b;
  --primary-dark: #5f3820;
  --primary-soft: #faf4ee;
  --accent: #bfa06a;
  --ink: #2a211b;
  --ink-2: #4b3f36;
  --ink-3: #857a70;
  --line: #ebe2d8;
  --bg: #ffffff;
  --bg-soft: #fbf8f4;
  --bg-dark: #2c2118;
  --radius: 6px;
  --radius-lg: 10px;
  --shadow: 0 12px 32px rgba(42, 33, 27, .07);
  --shadow-lg: 0 24px 58px rgba(42, 33, 27, .13);
  --font: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--ink-2);
  background: var(--bg);
  font-size: 15px;
  line-height: 1.78;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; transition: color .25s ease; }
a:hover { color: var(--primary); }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
h1, h2, h3, h4 { color: var(--ink); font-weight: 700; line-height: 1.42; }

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

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 30px; border-radius: var(--radius); font-size: 15px; font-weight: 600;
  border: 1px solid transparent; cursor: pointer; white-space: nowrap;
  transition: all .25s ease; font-family: inherit;
}
.btn-fill { background: var(--primary); color: #fff; }
.btn-fill:hover { background: var(--primary-dark); color: #fff; box-shadow: 0 10px 24px rgba(122, 74, 43, .24); }
.btn-hollow { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-hollow:hover { background: var(--primary); color: #fff; }
.btn-sm { padding: 9px 20px; font-size: 13.5px; }
.btn-block { display: flex; width: 100%; }
.mt10 { margin-top: 10px; }

/* ---------- 顶部条 ---------- */
.topbar { background: var(--bg-dark); color: rgba(255, 255, 255, .72); font-size: 13px; line-height: 40px; }
.topbar-in { display: flex; justify-content: space-between; align-items: center; }
.topbar-txt { letter-spacing: .3px; }
.topbar-nav { display: flex; align-items: center; gap: 12px; }
.topbar-nav a { color: rgba(255, 255, 255, .72); }
.topbar-nav a:hover { color: var(--accent); }
.topbar-tel { color: var(--accent) !important; font-weight: 600; }
.dot { width: 4px; height: 4px; border-radius: 50%; background: rgba(255, 255, 255, .3); }

/* ---------- 主导航 ---------- */
.masthead { position: sticky; top: 0; z-index: 200; background: #fff; border-bottom: 1px solid var(--line); transition: box-shadow .3s ease; }
.masthead.stuck { box-shadow: 0 6px 20px rgba(42, 33, 27, .07); }
.masthead-in { display: flex; align-items: center; justify-content: space-between; height: 80px; }
.mast-logo { font-size: 22px; font-weight: 800; color: var(--ink); letter-spacing: .5px; }
.mast-logo:hover { color: var(--primary); }
.mast-nav { display: flex; align-items: center; gap: 3px; }
.mast-link { padding: 9px 16px; font-size: 15px; color: var(--ink-2); border-radius: var(--radius); font-weight: 500; }
.mast-link:hover { color: var(--primary); background: var(--primary-soft); }
.mast-link.on { color: var(--primary); font-weight: 700; }
.mast-cta { margin-left: 12px; padding: 10px 24px; background: var(--primary); color: #fff; border-radius: var(--radius); font-size: 14.5px; font-weight: 600; }
.mast-cta:hover { background: var(--primary-dark); color: #fff; }
.mast-burger { display: none; flex-direction: column; gap: 5px; width: 44px; height: 44px; align-items: center; justify-content: center; background: none; border: none; cursor: pointer; }
.mast-burger i { display: block; width: 24px; height: 2px; background: var(--ink); border-radius: 2px; transition: .3s ease; }
.mast-burger.on i:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mast-burger.on i:nth-child(2) { opacity: 0; }
.mast-burger.on i:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 主视觉 ---------- */
.banner { position: relative; overflow: hidden; }
.banner-media { position: absolute; inset: 0; }
.banner-media img { width: 100%; height: 100%; object-fit: cover; }
.banner-veil { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(44, 33, 24, .9) 0%, rgba(70, 45, 28, .8) 55%, rgba(122, 74, 43, .58) 100%); }
.banner-in { position: relative; z-index: 2; padding: 92px 20px 98px; text-align: center; }
.banner-kicker { display: inline-block; font-size: 13px; letter-spacing: 3px; color: #e2cda1; border: 1px solid rgba(226, 205, 161, .42); padding: 6px 18px; border-radius: 40px; margin-bottom: 26px; }
.banner h1 { font-size: 42px; line-height: 1.36; color: #fff; margin-bottom: 20px; }
.banner-sub { max-width: 760px; margin: 0 auto 34px; font-size: 16px; color: rgba(255, 255, 255, .82); line-height: 1.95; }
.banner-btns { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; margin-bottom: 26px; }
.banner-btns .btn-hollow { color: #fff; border-color: rgba(255, 255, 255, .6); }
.banner-btns .btn-hollow:hover { background: #fff; color: var(--primary); border-color: #fff; }
.banner-tel { display: inline-flex; align-items: center; gap: 12px; font-size: 14px; color: rgba(255, 255, 255, .68); }
.banner-tel a { font-size: 20px; font-weight: 800; color: #fff; }
.banner-tel a:hover { color: var(--accent); }

/* ---------- 区块标题 ---------- */
.sec-head { text-align: center; margin-bottom: 46px; }
.sec-kicker { font-size: 12px; letter-spacing: 2.5px; color: var(--accent); font-weight: 700; margin-bottom: 12px; }
.sec-head h2 { font-size: 31px; margin-bottom: 12px; }
.sec-desc { color: var(--ink-3); max-width: 720px; margin: 0 auto; }

/* ---------- 优势 ---------- */
.merit { padding: 84px 0; background: var(--bg-soft); }
.merit-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px 34px; }
.merit-row { display: flex; gap: 18px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 26px 26px; transition: all .3s ease; }
.merit-row:hover { border-color: var(--accent); box-shadow: var(--shadow); transform: translateY(-4px); }
.merit-ico { flex: 0 0 auto; width: 44px; height: 44px; border-radius: var(--radius); background: var(--primary-soft); color: var(--primary); font-size: 17px; display: flex; align-items: center; justify-content: center; }
.merit-txt h3 { font-size: 17.5px; margin-bottom: 8px; }
.merit-txt p { font-size: 14px; color: var(--ink-3); }

/* ---------- 关于我们 ---------- */
.intro { padding: 88px 0; }
.intro-in { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.intro-txt h2 { font-size: 30px; margin: 10px 0 18px; }
.intro-lead { font-size: 16px; color: var(--ink-2); font-weight: 500; margin-bottom: 14px; }
.intro-txt p { color: var(--ink-3); margin-bottom: 14px; }
.intro-list { display: grid; gap: 12px; margin: 24px 0 30px; }
.intro-list li { font-size: 14px; color: var(--ink-2); padding-left: 24px; position: relative; }
.intro-list li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--primary); font-weight: 800; }
.intro-pic { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.intro-pic img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- 平台服务 ---------- */
.plat { padding: 84px 0; background: var(--bg-soft); }
.plat-rows { border-top: 1px solid var(--line); }
.plat-row {
  display: grid; grid-template-columns: 190px 1fr 130px; align-items: center; gap: 20px;
  padding: 22px 24px; border-bottom: 1px solid var(--line); background: #fff; transition: all .28s ease;
}
.plat-row:hover { background: var(--primary-soft); padding-left: 34px; }
.plat-name { font-size: 18px; font-weight: 700; color: var(--ink); }
.plat-info { font-size: 14px; color: var(--ink-3); }
.plat-go { font-size: 14px; color: var(--primary); font-weight: 600; text-align: right; }

/* ---------- 服务中心 ---------- */
.service { padding: 88px 0; }
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.svc-card { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 32px 28px; display: flex; flex-direction: column; transition: all .3s ease; }
.svc-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-6px); border-color: var(--accent); }
.svc-card.featured { border-color: var(--primary); box-shadow: var(--shadow); }
.svc-flag { position: absolute; top: -1px; right: 24px; background: var(--primary); color: #fff; font-size: 12px; padding: 4px 14px; border-radius: 0 0 6px 6px; font-weight: 600; }
.svc-head { margin-bottom: 14px; }
.svc-plat { display: inline-block; font-size: 12px; font-weight: 700; color: var(--primary); background: var(--primary-soft); padding: 3px 12px; border-radius: 3px; margin-bottom: 10px; }
.svc-head h3 { font-size: 20px; }
.svc-desc { font-size: 14px; color: var(--ink-3); margin-bottom: 20px; min-height: 46px; }
.svc-spec { display: grid; gap: 10px; margin-bottom: 24px; }
.svc-spec li { font-size: 13.5px; color: var(--ink-2); padding-left: 20px; position: relative; }
.svc-spec li::before { content: ""; position: absolute; left: 0; top: 7px; width: 8px; height: 8px; border: 1.5px solid var(--accent); border-radius: 50%; }
.svc-foot { display: flex; align-items: center; justify-content: space-between; padding-top: 20px; border-top: 1px dashed var(--line); margin-top: auto; }
.svc-price { font-size: 16px; font-weight: 800; color: var(--primary); }

/* ---------- 服务流程 ---------- */
.flow { padding: 84px 0; background: var(--bg-dark); }
.flow .sec-head h2 { color: #fff; }
.flow .sec-desc { color: rgba(255, 255, 255, .68); }
.flow-track { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; }
.flow-track::before { content: ""; position: absolute; top: 30px; left: 12%; right: 12%; height: 1px; background: rgba(191, 160, 106, .4); }
.flow-node { position: relative; text-align: center; padding-top: 0; }
.flow-no { display: inline-flex; align-items: center; justify-content: center; width: 60px; height: 60px; border-radius: 50%; background: var(--primary); color: #fff; font-size: 22px; font-weight: 800; border: 4px solid var(--bg-dark); position: relative; z-index: 2; }
.flow-node h3 { color: #fff; font-size: 17.5px; margin: 20px 0 10px; }
.flow-node p { font-size: 13.5px; color: rgba(255, 255, 255, .66); }

/* ---------- 服务保障 ---------- */
.promise { padding: 84px 0; background: var(--bg-soft); }
.promise-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.promise-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 28px 26px; position: relative; padding-left: 30px; }
.promise-item::before { content: ""; position: absolute; left: 0; top: 28px; bottom: 28px; width: 3px; background: var(--accent); border-radius: 3px; }
.promise-item h3 { font-size: 16.5px; margin-bottom: 10px; }
.promise-item p { font-size: 13.5px; color: var(--ink-3); }

/* ---------- 营销资讯 ---------- */
.news { padding: 88px 0; }
.news-foot { text-align: center; margin-top: 42px; }

/* 系统资讯列表基础规则（保留） */
ul.article-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
  width: 100%;
  box-sizing: border-box;
}
ul.article-cards > li.article-card {
  min-width: 0;
  width: auto;
  max-width: none;
  margin: 0;
  float: none;
  box-sizing: border-box;
}
.article-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; transition: all .3s ease; }
.article-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--accent); }
.article-card .card-thumb { width: 100%; overflow: hidden; }
.article-card .card-thumb img { display: block; width: 100%; max-width: 100%; height: auto; object-fit: cover; }
.article-card .card-body { padding: 20px; }
.article-card .card-title { overflow-wrap: anywhere; display: block; font-size: 16.5px; font-weight: 700; color: var(--ink); margin-bottom: 8px; }
.article-card .card-title:hover { color: var(--primary); }
.article-card .card-date { display: block; font-size: 12.5px; color: var(--ink-3); margin-bottom: 10px; }
.article-card .card-summary { overflow-wrap: anywhere; font-size: 13.5px; color: var(--ink-3); line-height: 1.75; }

/* ---------- FAQ ---------- */
.qa { padding: 84px 0; background: var(--bg-soft); }
.qa-list { max-width: 880px; margin: 0 auto; display: grid; gap: 12px; }
.qa-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; transition: border-color .25s ease; }
.qa-item.on { border-color: var(--accent); }
.qa-q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 24px; background: none; border: none; cursor: pointer; font-family: inherit; text-align: left; }
.qa-t { font-size: 16px; font-weight: 600; color: var(--ink); }
.qa-i { flex: 0 0 auto; font-size: 22px; color: var(--primary); line-height: 1; transition: transform .3s ease; }
.qa-item.on .qa-i { transform: rotate(45deg); }
.qa-a { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.qa-a p { padding: 0 24px 22px; font-size: 14.5px; color: var(--ink-3); }

/* ---------- 在线申请 ---------- */
.apply { padding: 88px 0; background: linear-gradient(120deg, #2c2118 0%, #52351f 55%, #7a4a2b 100%); }
.apply-in { display: grid; grid-template-columns: 1fr 1.1fr; gap: 52px; align-items: center; }
.apply-side .sec-kicker { color: #e2cda1; }
.apply-side h2 { color: #fff; font-size: 30px; margin-bottom: 16px; }
.apply-side > p { color: rgba(255, 255, 255, .76); margin-bottom: 28px; }
.apply-ways { display: grid; gap: 18px; }
.way { display: flex; align-items: center; gap: 14px; }
.way-ico { width: 46px; height: 46px; border-radius: var(--radius); background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .18); display: flex; align-items: center; justify-content: center; font-size: 19px; color: var(--accent); }
.way em { display: block; font-style: normal; font-size: 12.5px; color: rgba(255, 255, 255, .6); }
.way a, .way span { color: #fff; font-size: 16px; font-weight: 600; }
.way a:hover { color: var(--accent); }

.apply-form { background: #fff; border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow-lg); }
.af-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.af-item { margin-bottom: 16px; }
.af-item label { display: block; font-size: 13.5px; font-weight: 600; color: var(--ink-2); margin-bottom: 7px; }
.af-item label b { color: var(--primary); }
.af-item input, .af-item select, .af-item textarea { width: 100%; padding: 11px 14px; border: 1px solid var(--line); border-radius: var(--radius); font-size: 14px; font-family: inherit; color: var(--ink-2); background: var(--bg-soft); transition: border-color .25s ease, background .25s ease; }
.af-item input:focus, .af-item select:focus, .af-item textarea:focus { outline: none; border-color: var(--primary); background: #fff; }
.af-item textarea { resize: vertical; }
.af-note { font-size: 12.5px; color: var(--ink-3); margin-top: 12px; text-align: center; }

/* ---------- 页脚 ---------- */
.foot { background: #241b14; color: rgba(255, 255, 255, .66); }
.foot-main { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 38px; padding-top: 62px; padding-bottom: 46px; }
.foot-logo { font-size: 21px; font-weight: 800; color: #fff; margin-bottom: 16px; }
.foot-desc { font-size: 13.5px; line-height: 1.9; margin-bottom: 18px; }
.foot-tel { display: block; font-size: 19px; font-weight: 800; color: var(--accent); margin-bottom: 6px; }
.foot-tel:hover { color: #fff; }
.foot-time { font-size: 13px; }
.foot-col h4 { color: #fff; font-size: 16px; margin-bottom: 18px; padding-bottom: 10px; border-bottom: 1px solid rgba(255, 255, 255, .12); }
.foot-col ul { display: grid; gap: 11px; }
.foot-col ul li a { font-size: 13.5px; color: rgba(255, 255, 255, .66); }
.foot-col ul li a:hover { color: var(--accent); }
.foot-links { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 14px; padding-top: 20px; padding-bottom: 20px; border-top: 1px solid rgba(255, 255, 255, .1); }
.fl-title { font-size: 13.5px; color: rgba(255, 255, 255, .5); }
.fl-box { display: flex; flex-wrap: wrap; gap: 8px 16px; }
.fl-box a { font-size: 13px; color: rgba(255, 255, 255, .62); }
.fl-box a:hover { color: var(--accent); }
.foot-copy { border-top: 1px solid rgba(255, 255, 255, .1); padding: 20px 0; text-align: center; font-size: 13px; color: rgba(255, 255, 255, .5); }
.foot-copy a { color: rgba(255, 255, 255, .5); }
.foot-copy a:hover { color: var(--accent); }

/* ---------- 右下工具 ---------- */
.toolbar { position: fixed; right: 16px; bottom: 84px; z-index: 120; display: grid; gap: 10px; }
.tool { width: 54px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 9px 0; display: flex; flex-direction: column; align-items: center; gap: 3px; box-shadow: 0 6px 18px rgba(42, 33, 27, .08); transition: all .25s ease; }
.tool:hover { background: var(--primary); border-color: var(--primary); }
.tool span { font-size: 17px; color: var(--primary); }
.tool:hover span { color: #fff; }
.tool em { font-style: normal; font-size: 11px; color: var(--ink-3); }
.tool:hover em { color: #fff; }

/* ---------- 文章详情 ---------- */
.post-top { background: var(--bg-soft); padding: 28px 0 34px; border-bottom: 1px solid var(--line); }
.post-title { font-size: 30px; line-height: 1.46; margin: 14px 0 16px; }
.post-meta { display: flex; flex-wrap: wrap; gap: 22px; font-size: 13px; color: var(--ink-3); }
.post-cat { color: var(--primary); font-weight: 600; }

.post-body { padding: 46px 0 70px; }
.post-grid { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 36px; align-items: start; }
.post-main { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 38px 40px; min-width: 0; }
.post-cover { border-radius: var(--radius); overflow: hidden; margin-bottom: 28px; }
.post-cover img { width: 100%; height: auto; }
.post-abstract { background: var(--primary-soft); border-left: 3px solid var(--accent); border-radius: var(--radius); padding: 18px 22px; margin-bottom: 28px; }
.abstract-tag { display: inline-block; font-size: 12px; font-weight: 800; color: var(--primary); letter-spacing: 1px; margin-bottom: 8px; }
.post-abstract p { font-size: 14.5px; color: var(--ink-2); }
.post-content { font-size: 16px; line-height: 2; color: var(--ink-2); }
.post-content p { margin-bottom: 20px; }
.post-content h2 { font-size: 23px; margin: 34px 0 16px; padding-left: 14px; border-left: 4px solid var(--primary); }
.post-content h3 { font-size: 19px; margin: 28px 0 13px; }
.post-content h4 { font-size: 17px; margin: 24px 0 11px; }
.post-content img { max-width: 100%; height: auto; border-radius: var(--radius); margin: 18px 0; }
.post-content ul, .post-content ol { padding-left: 24px; margin-bottom: 20px; }
.post-content ul li { list-style: disc; margin-bottom: 8px; }
.post-content ol li { list-style: decimal; margin-bottom: 8px; }
.post-content blockquote { border-left: 3px solid var(--accent); background: var(--bg-soft); padding: 14px 20px; margin: 20px 0; color: var(--ink-3); }
.post-content a { color: var(--primary); text-decoration: underline; }
.post-content table { width: 100%; border-collapse: collapse; margin: 20px 0; }
.post-content th, .post-content td { border: 1px solid var(--line); padding: 10px 13px; font-size: 14px; }
.post-content th { background: var(--bg-soft); }
.post-date-hide { display: none; }
.post-tags { margin-top: 30px; padding-top: 22px; border-top: 1px solid var(--line); font-size: 13.5px; color: var(--ink-3); display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.post-tags a { background: var(--bg-soft); border: 1px solid var(--line); padding: 4px 13px; border-radius: 40px; font-size: 13px; color: var(--ink-2); }
.post-tags a:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.post-actions { display: flex; justify-content: space-between; gap: 14px; margin-top: 30px; padding-top: 24px; border-top: 1px solid var(--line); flex-wrap: wrap; }

.post-aside { display: grid; gap: 20px; position: sticky; top: 98px; }
.aside-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 24px; }
.aside-card h4 { font-size: 16.5px; margin-bottom: 14px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.aside-card p { font-size: 13.5px; color: var(--ink-3); margin-bottom: 16px; }
.aside-consult { border-top: 3px solid var(--primary); }
.aside-links { display: grid; gap: 11px; }
.aside-links li a { font-size: 14px; color: var(--ink-2); padding-left: 16px; position: relative; display: block; }
.aside-links li a::before { content: ""; position: absolute; left: 0; top: 7px; width: 8px; height: 8px; border: 1.5px solid var(--accent); border-radius: 50%; }
.aside-links li a:hover { color: var(--primary); }

.post-cta { background: var(--bg-dark); padding: 52px 0; }
.cta-row { display: flex; align-items: center; justify-content: space-between; gap: 28px; flex-wrap: wrap; }
.cta-text h2 { color: #fff; font-size: 26px; margin-bottom: 8px; }
.cta-text p { color: rgba(255, 255, 255, .7); }
.cta-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.cta-btns .btn-hollow { color: #fff; border-color: rgba(255, 255, 255, .55); }
.cta-btns .btn-hollow:hover { background: #fff; color: var(--primary); border-color: #fff; }

/* ---------- 动画 ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .merit-list { grid-template-columns: 1fr 1fr; }
  .svc-grid, .promise-list { grid-template-columns: repeat(2, 1fr); }
  .flow-track { grid-template-columns: repeat(2, 1fr); row-gap: 34px; }
  .flow-track::before { display: none; }
  .foot-main { grid-template-columns: repeat(2, 1fr); }
  .post-grid { grid-template-columns: 1fr; }
  .post-aside { position: static; }
}

@media (max-width: 768px) {
  .topbar-txt { display: none; }
  .topbar-in { justify-content: center; }
  .mast-burger { display: flex; }
  .mast-nav { position: fixed; top: 0; right: -100%; width: 80%; max-width: 330px; height: 100vh; background: #fff; flex-direction: column; align-items: stretch; gap: 0; padding: 86px 22px 30px; box-shadow: -10px 0 34px rgba(42, 33, 27, .16); transition: right .35s ease; overflow-y: auto; }
  .mast-nav.open { right: 0; }
  .mast-link { padding: 14px 10px; border-bottom: 1px solid var(--line); border-radius: 0; font-size: 16px; }
  .mast-cta { margin: 18px 0 0; text-align: center; }
  .banner-in { padding: 68px 20px 78px; }
  .banner h1 { font-size: 29px; }
  .banner-sub { font-size: 15px; }
  .sec-head h2 { font-size: 25px; }
  .intro-in { grid-template-columns: 1fr; gap: 34px; }
  .plat-row { grid-template-columns: 1fr; gap: 8px; padding: 20px; }
  .plat-row:hover { padding-left: 20px; }
  .plat-go { text-align: left; }
  .apply-in { grid-template-columns: 1fr; gap: 34px; }
  .apply-form { padding: 26px; }
  .af-row { grid-template-columns: 1fr; }
  .post-title { font-size: 23px; }
  .post-main { padding: 26px 22px; }
  .toolbar { right: 10px; bottom: 76px; }
  .cta-row { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 560px) {
  .merit-list, .svc-grid, .promise-list, .flow-track, .foot-main { grid-template-columns: 1fr; }
  ul.article-cards { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}