:root {
  --primary: #4338ca;
  --primary-2: #6366f1;
  --accent: #8b5cf6;
  --ink: #0f172a;
  --slate: #475569;
  --muted: #94a3b8;
  --bg: #ffffff;
  --bg-alt: #f7f8fc;
  --border: #eaedf3;
  --radius: 16px;
  --shadow: 0 10px 30px -14px rgba(15, 23, 42, .18);
  --shadow-lg: 0 26px 60px -22px rgba(15, 23, 42, .30);
  --maxw: 1160px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink); background: var(--bg); line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* ===== Navbar ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255, 255, 255, .85); backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border); transition: box-shadow .25s;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; }
.brand-mark {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff; display: grid; place-items: center; font-weight: 800;
}
.nav-links { display: flex; gap: 26px; }
.nav-links a { color: var(--slate); font-weight: 500; font-size: 15px; transition: color .2s; position: relative; }
.nav-links a:hover, .nav-links a.active { color: var(--primary-2); }
.nav-links a.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -24px; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-2)); border-radius: 3px;
}
.nav-right { display: flex; align-items: center; gap: 12px; }
.lang-toggle {
  border: 1px solid var(--border); background: #fff; color: var(--primary);
  padding: 7px 14px; border-radius: 999px; font-weight: 600; font-size: 13px; cursor: pointer; transition: .2s;
}
.lang-toggle:hover { border-color: var(--primary-2); color: var(--primary-2); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; }

/* ===== Buttons & links ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; border-radius: 12px; font-weight: 600; font-size: 15px; cursor: pointer;
  border: 1px solid transparent; transition: all .22s;
}
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary-2)); color: #fff; box-shadow: var(--shadow); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-ghost { background: #fff; color: var(--primary); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--primary-2); color: var(--primary-2); }
.btn-outline { background: #fff; color: var(--primary); border-color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.btn.full { width: 100%; }
.link-more {
  display: inline-flex; align-items: center; gap: 6px; color: var(--primary-2); font-weight: 600;
  font-size: 14.5px; transition: gap .2s; margin-top: 6px;
}
.link-more:hover { gap: 11px; }
.link-more .arr { transition: transform .2s; }
.link-more:hover .arr { transform: translateX(3px); }

/* ===== Hero (home) ===== */
.hero { position: relative; padding: 140px 0 100px; overflow: hidden; }
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(900px 520px at 82% -12%, rgba(99,102,241,.18), transparent 60%),
    radial-gradient(720px 520px at -5% 18%, rgba(67,56,202,.12), transparent 55%),
    linear-gradient(180deg, var(--bg-alt), #ffffff);
}
.hero-inner { position: relative; }
.hero-row { display: grid; grid-template-columns: 1.1fr 1fr; gap: 50px; align-items: center; }
.hero-content { max-width: none; }
.hero-visual { position: relative; }
.hero-img {
  width: 100%;
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, var(--bg-alt), #fff);
}
.hero-badge {
  display: inline-block; background: rgba(99,102,241,.12); color: var(--primary);
  padding: 7px 16px; border-radius: 999px; font-size: 13px; font-weight: 600; margin-bottom: 22px;
}
.hero-title { font-size: clamp(30px, 5vw, 52px); line-height: 1.14; font-weight: 800; letter-spacing: -.5px; }
.hero-sub { margin: 22px 0 32px; font-size: clamp(15px, 2vw, 18px); color: var(--slate); max-width: 560px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 42px; margin-top: 56px; flex-wrap: wrap; }
.stat-num { display: block; font-size: 30px; font-weight: 800; color: var(--primary); }
.stat-label { font-size: 14px; color: var(--slate); }
.hero-stats .stat-label { display: block; font-size: 16px; font-weight: 600; color: var(--ink); line-height: 1.5; }
#aboutStats { gap: 18px; margin-top: 36px; }
#aboutStats .stat { padding: 16px 22px; background: #fff; border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow); }
#aboutStats .stat-label { font-size: 17px; font-weight: 700; color: var(--primary); }
#aboutStats .stat::before { display: none; }

/* ===== 首页 hero 价值短语：靛蓝勾选清单（仅首页） ===== */
.hero-content .hero-stats {
  display: flex; flex-direction: column; align-items: flex-start;
  gap: 14px; margin-top: 40px;
}
.hero-content .hero-stats .stat {
  display: flex; align-items: center; gap: 12px;
}
.hero-content .hero-stats .stat::before {
  content: "\2713";
  flex: 0 0 auto;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  font-size: 13px; font-weight: 700; line-height: 1;
  display: inline-flex; align-items: center; justify-content: center;
  box-shadow: 0 3px 8px rgba(67, 56, 202, .28);
}
.hero-content .hero-stats .stat-label {
  font-size: 17px; font-weight: 600; color: var(--ink);
  line-height: 1.45; letter-spacing: .01em;
}
@media (max-width: 720px) {
  .hero-content .hero-stats { align-items: center; }
}

/* ===== Page hero (inner pages) ===== */
.page-hero { padding: 130px 0 56px; background: linear-gradient(135deg, #4338ca, #6366f1); color: #fff; position: relative; overflow: hidden; }
.page-hero::after {
  content: ""; position: absolute; right: -120px; top: -120px; width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(139,92,246,.35), transparent 70%); border-radius: 50%;
}
.page-hero .container { position: relative; }
.page-hero .hero-badge { background: rgba(255,255,255,.16); color: #fff; }
.page-hero .crumb { font-size: 13px; opacity: .8; margin-bottom: 14px; }
.page-hero .crumb a:hover { text-decoration: underline; }
.page-hero h1 { font-size: clamp(28px, 4vw, 44px); font-weight: 800; letter-spacing: -.4px; }
.page-hero p { margin-top: 14px; font-size: 17px; opacity: .92; max-width: 680px; }

.page-hero-with-img { padding: 130px 0 76px; }
.page-hero-row { display: grid; grid-template-columns: 1.1fr 1fr; gap: 50px; align-items: center; position: relative; z-index: 1; }
.page-hero-text { position: relative; z-index: 1; }
.page-hero-visual img {
  width: 100%;
  border-radius: 20px;
  box-shadow: 0 24px 60px -20px rgba(15,23,42,.35);
  border: 1px solid rgba(255,255,255,.2);
}

/* ===== Sections ===== */
.section { padding: 88px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { text-align: center; max-width: 700px; margin: 0 auto 54px; }
.eyebrow { display: inline-block; color: var(--accent); font-weight: 700; font-size: 13px; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 12px; }
.section-title { font-size: clamp(26px, 3.5vw, 38px); font-weight: 800; letter-spacing: -.4px; }
.section-desc { margin-top: 14px; color: var(--slate); font-size: 16px; }

/* ===== Card grids ===== */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }

.card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 26px; box-shadow: var(--shadow); transition: transform .25s, box-shadow .25s, border-color .25s;
  display: flex; flex-direction: column; height: 100%;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(99,102,241,.4); }
.card-icon {
  width: 54px; height: 54px; border-radius: 15px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-2)); color: #fff; margin-bottom: 18px;
}
.card-icon svg { width: 27px; height: 27px; }
.card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.card .c-desc { color: var(--slate); font-size: 14.5px; margin-bottom: 16px; }
.check-list { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.check-list li { display: flex; gap: 10px; font-size: 14px; color: var(--slate); }
.check-list li::before { content: "✓"; color: var(--primary-2); font-weight: 700; flex-shrink: 0; }

/* ===== Home: about teaser ===== */
.about-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 50px; align-items: center; }
.about-grid p { color: var(--slate); margin-top: 16px; font-size: 15.5px; }
.about-visual { position: relative; }
.about-img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  background: var(--bg-alt);
}
.about-card-horizontal {
  background: linear-gradient(160deg, var(--primary), var(--primary-2));
  color: #fff; border-radius: var(--radius); padding: 34px 38px;
  box-shadow: var(--shadow-lg); display: grid; grid-template-columns: 220px 1fr; gap: 40px; align-items: center;
}
.about-card-head h3 { font-size: 22px; margin-bottom: 8px; }
.about-card-head p { font-size: 14px; opacity: .85; color: #fff; margin-top: 0; }
#advList { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 24px; }
.adv-item { display: flex; gap: 12px; color: #fff; }
.adv-item .ai-num { background: #fff; border-radius: 9px; width: 32px; height: 32px; display: grid; place-items: center; font-weight: 800; flex-shrink: 0; color: var(--primary); box-shadow: 0 2px 6px rgba(0,0,0,.1); }
.adv-item p { font-size: 14px; color: #fff; line-height: 1.5; margin-top: 0; }
.adv-item p strong { font-weight: 700; }

/* ===== Process ===== */
.process-row { display: grid; grid-template-columns: 1.1fr 1fr; gap: 50px; align-items: center; }
.process-visual { position: relative; }
.process-img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); background: #fff; }
.process-steps { display: grid; gap: 18px; }
.process-step { display: flex; gap: 18px; align-items: flex-start; background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 22px; box-shadow: var(--shadow); }
.ps-num { width: 42px; height: 42px; border-radius: 12px; background: linear-gradient(135deg, var(--primary), var(--primary-2)); color: #fff; display: grid; place-items: center; font-weight: 800; font-size: 15px; flex-shrink: 0; }
.ps-body h4 { font-size: 17px; margin-bottom: 6px; }
.ps-body p { font-size: 14px; color: var(--slate); line-height: 1.55; }
.process-steps-wide { grid-template-columns: repeat(4, 1fr); gap: 18px; }
.process-steps-wide .process-step { flex-direction: column; text-align: center; align-items: center; }

/* ===== Timeline ===== */
.timeline { position: relative; max-width: 820px; margin: 0 auto; padding-left: 24px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: var(--border); }
.timeline-item { position: relative; display: grid; grid-template-columns: 80px 1fr; gap: 24px; margin-bottom: 34px; }
.timeline-item:last-child { margin-bottom: 0; }
.timeline-item::before { content: ""; position: absolute; left: -24px; top: 8px; width: 14px; height: 14px; border-radius: 50%; background: #fff; border: 3px solid var(--primary-2); }
.timeline-year { font-size: 18px; font-weight: 800; color: var(--primary); }
.timeline-body h4 { font-size: 18px; margin-bottom: 6px; }
.timeline-body p { color: var(--slate); font-size: 14.5px; }

/* ===== Trust / industries ===== */
.trust-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; margin-bottom: 42px; }
.trust-industry {
  background: #fff; border: 1px solid var(--border); border-radius: 999px;
  padding: 10px 22px; font-size: 14px; font-weight: 600; color: var(--slate);
  box-shadow: var(--shadow); transition: .2s;
}
.trust-industry:hover { transform: translateY(-3px); border-color: rgba(99,102,241,.35); color: var(--primary); }
.trust-stats { display: flex; justify-content: center; gap: 60px; flex-wrap: wrap; }
.trust-stats .stat { text-align: center; }

/* ===== Detailed service blocks (services.html) ===== */
.svc-block { padding: 64px 0; border-bottom: 1px solid var(--border); }
.svc-block:last-of-type { border-bottom: 0; }
.svc-inner { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 48px; align-items: start; }
.svc-aside { position: sticky; top: 96px; }
.svc-index { font-size: 15px; font-weight: 800; color: var(--accent); letter-spacing: 2px; }
.svc-aside h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 800; margin: 10px 0 14px; }
.svc-aside p { color: var(--slate); font-size: 15px; }
.svc-aside .btn { margin-top: 22px; }
.svc-items { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.svc-item { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 18px 18px; }
.svc-item .si-ico { width: 38px; height: 38px; border-radius: 10px; background: var(--bg-alt); color: var(--primary-2); display: grid; place-items: center; margin-bottom: 12px; }
.svc-item h4 { font-size: 15.5px; margin-bottom: 6px; }
.svc-item p { font-size: 13px; color: var(--slate); }

/* ===== Solutions detail page ===== */
.sol-detail-block { padding: 28px 0; }
.sol-detail-block:nth-child(odd) { background: var(--bg-alt); }
.sol-detail-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 34px 38px; box-shadow: var(--shadow); position: relative; overflow: hidden; }
.sol-detail-card::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 5px; background: linear-gradient(180deg, var(--primary-2), var(--accent)); }
.sol-detail-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 28px; }
.sol-detail-meta { display: flex; align-items: flex-start; gap: 22px; flex: 1; }
.sol-icon-soft { width: 58px; height: 58px; border-radius: 14px; background: var(--bg-alt); color: var(--primary); display: grid; place-items: center; flex-shrink: 0; }
.sol-icon-soft svg { width: 28px; height: 28px; }
.sol-detail-meta h2 { font-size: clamp(22px, 3vw, 28px); font-weight: 800; margin: 6px 0 10px; color: var(--ink); }
.sol-detail-meta p { color: var(--slate); font-size: 15px; line-height: 1.6; max-width: 560px; }
.sol-tag { display: inline-block; font-size: 12px; font-weight: 700; color: var(--primary-2); background: rgba(99,102,241,.10); padding: 5px 11px; border-radius: 999px; letter-spacing: .3px; }
.sol-detail-header .btn { margin-top: 8px; flex-shrink: 0; }
.sol-detail-body { margin-top: 28px; padding-top: 26px; border-top: 1px solid var(--border); }
.sol-features-label { font-size: 13px; font-weight: 700; color: var(--ink); margin-bottom: 14px; letter-spacing: .5px; text-transform: uppercase; }
.feature-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.feature-chip { display: inline-flex; align-items: center; gap: 8px; background: var(--bg-alt); border: 1px solid var(--border); border-radius: 999px; padding: 9px 15px; font-size: 14px; color: var(--ink); transition: .2s; }
.feature-chip:hover { border-color: rgba(99,102,241,.35); background: #fff; }
.chip-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--primary-2); flex-shrink: 0; }

/* ===== Solutions ===== */
.sol-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; box-shadow: var(--shadow); transition: .25s; display: flex; flex-direction: column; height: 100%; }
.sol-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(99,102,241,.4); }
.sol-card .card-icon { margin-bottom: 16px; }
.sol-card p { color: var(--slate); font-size: 14.5px; margin-bottom: 14px; flex: 1; }

/* ===== Case study ===== */
.case-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 34px 38px; box-shadow: var(--shadow); max-width: 820px; margin: 0 auto; position: relative; overflow: hidden; }
.case-card::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 5px; background: linear-gradient(180deg, var(--primary-2), var(--accent)); }
.case-meta { display: flex; gap: 10px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }
.case-client { font-size: 14px; font-weight: 700; color: var(--primary); }
.case-tag { font-size: 12px; font-weight: 700; color: var(--primary-2); background: rgba(99,102,241,.10); padding: 5px 11px; border-radius: 999px; }
.case-card h3 { font-size: 22px; font-weight: 800; margin-bottom: 18px; line-height: 1.35; }
.case-points { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.case-points li { display: flex; gap: 10px; font-size: 15px; color: var(--slate); }
.case-points li::before { content: "✓"; color: var(--primary-2); font-weight: 700; flex-shrink: 0; }

/* ===== News ===== */
.news-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: .25s; display: flex; flex-direction: column; }
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.news-thumb { height: 168px; background: linear-gradient(135deg, var(--primary), var(--primary-2)); position: relative; overflow: hidden; }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .35s; }
.news-card:hover .news-thumb img { transform: scale(1.05); }
.news-thumb .nt-tag { position: absolute; left: 16px; bottom: 16px; background: rgba(255,255,255,.92); color: var(--primary); padding: 4px 12px; border-radius: 999px; font-size: 12px; font-weight: 700; }
.news-body { padding: 22px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.news-date { font-size: 13px; color: var(--muted); margin-bottom: 10px; }
.news-body h3 { font-size: 18px; line-height: 1.4; margin-bottom: 10px; }
.news-body p { color: var(--slate); font-size: 14px; flex: 1; }

/* ===== News detail ===== */
.news-detail { max-width: 860px; margin: 0 auto; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.news-detail-thumb { height: 320px; background: linear-gradient(135deg, var(--primary), var(--primary-2)); position: relative; overflow: hidden; }
.news-detail-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.news-detail-body { padding: 34px 40px 42px; }
.news-detail-body .news-date { margin-bottom: 12px; }
.news-detail-body h1 { font-size: clamp(24px, 4vw, 32px); line-height: 1.35; margin-bottom: 16px; color: var(--ink); }
.news-lead { font-size: 17px; color: var(--slate); line-height: 1.7; margin-bottom: 26px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.news-content { font-size: 15.5px; line-height: 1.85; color: var(--ink); }
.news-content br { content: ""; display: block; margin-bottom: 12px; }

/* ===== Why us ===== */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.why-item { text-align: center; padding: 30px 22px; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.why-item .wi-ico { width: 56px; height: 56px; margin: 0 auto 16px; border-radius: 16px; background: linear-gradient(135deg, var(--primary), var(--primary-2)); color: #fff; display: grid; place-items: center; }
.why-item h4 { font-size: 17px; margin-bottom: 8px; }
.why-item p { font-size: 13.5px; color: var(--slate); }

/* ===== CTA band ===== */
.cta-band { background: linear-gradient(135deg, var(--primary), var(--primary-2)); color: #fff; border-radius: 22px; padding: 52px 40px; text-align: center; }
.cta-band h2 { font-size: clamp(24px, 3vw, 34px); font-weight: 800; }
.cta-band p { opacity: .92; margin: 12px 0 26px; font-size: 16px; }

/* ===== Contact ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; }
.contact-visual { margin-bottom: 22px; }
.contact-img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); }
.contact-info p { color: var(--slate); margin-top: 14px; }
.contact-list { list-style: none; margin-top: 26px; display: grid; gap: 18px; }
.contact-list li { display: flex; gap: 14px; align-items: flex-start; }
.c-icon { width: 44px; height: 44px; border-radius: 12px; background: #fff; border: 1px solid var(--border); display: grid; place-items: center; color: var(--primary-2); font-size: 18px; flex-shrink: 0; }
.contact-list strong { display: block; font-size: 14px; color: var(--ink); }
.contact-list span, .contact-list a { font-size: 14px; color: var(--slate); }
.contact-hours { margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--border); }
.contact-hours h4 { font-size: 14px; color: var(--ink); margin-bottom: 10px; }
.contact-hours ul { list-style: none; display: grid; gap: 8px; }
.contact-hours li { display: flex; justify-content: space-between; font-size: 14px; color: var(--slate); padding-right: 8px; }
.contact-form { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow); }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 7px; color: var(--slate); }
.field input, .field textarea { width: 100%; padding: 12px 14px; border: 1px solid var(--border); border-radius: 10px; font-size: 15px; font-family: inherit; color: var(--ink); background: #fff; transition: .2s; }
.field input:focus, .field textarea:focus { outline: 0; border-color: var(--primary-2); box-shadow: 0 0 0 3px rgba(99,102,241,.14); }
.form-note { font-size: 12.5px; color: var(--muted); margin-top: 12px; text-align: center; }

/* ===== FAQ ===== */
.faq-list { max-width: 760px; margin: 0 auto; display: grid; gap: 14px; }
.faq-item { background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 18px 22px; box-shadow: var(--shadow); }
.faq-item summary { display: flex; justify-content: space-between; align-items: center; cursor: pointer; list-style: none; font-weight: 700; font-size: 15px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-q { padding-right: 16px; }
.faq-icon { width: 22px; height: 22px; position: relative; flex-shrink: 0; }
.faq-icon::before, .faq-icon::after { content: ""; position: absolute; background: var(--primary); transition: .2s; }
.faq-icon::before { top: 10px; left: 0; width: 22px; height: 2px; }
.faq-icon::after { top: 0; left: 10px; width: 2px; height: 22px; }
.faq-item[open] .faq-icon::after { transform: rotate(90deg); opacity: 0; }
.faq-item p { color: var(--slate); font-size: 14.5px; margin-top: 12px; line-height: 1.65; }

/* ===== Footer ===== */
.footer { background: #0b1220; color: #cbd5e1; padding: 60px 0 24px; }
.footer-inner { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 36px; }
.footer-brand .brand-name { color: #fff; font-weight: 700; font-size: 18px; }
.footer-brand p { margin-top: 14px; color: #94a3b8; font-size: 14px; max-width: 320px; }
.footer-col h4 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.footer-col a { display: block; color: #94a3b8; font-size: 14px; margin-bottom: 9px; transition: color .2s; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid #1e293b; margin-top: 40px; padding-top: 22px; text-align: center; font-size: 13px; color: #64748b; }

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .grid-3, .why-grid { grid-template-columns: 1fr 1fr; }
  .about-grid, .contact-grid, .svc-inner, .footer-inner { grid-template-columns: 1fr; }
  .page-hero-row, .process-row { grid-template-columns: 1fr; }
  .page-hero-visual { max-width: 560px; margin: 0 auto; }
  .about-card-horizontal { grid-template-columns: 1fr; gap: 24px; }
  #advList { grid-template-columns: 1fr; }
  .svc-aside { position: static; }
  .svc-items { grid-template-columns: 1fr; }
  .sol-detail-header { flex-direction: column; }
  .sol-detail-header .btn { align-self: flex-start; }
  .sol-detail-meta { gap: 16px; }
  .sol-icon-soft { width: 50px; height: 50px; border-radius: 12px; }
  .sol-icon-soft svg { width: 24px; height: 24px; }
  .sol-detail-card { padding: 26px 24px; }
  .process-steps-wide { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 721px) and (max-width: 980px) {
  .hero-row { grid-template-columns: 1.1fr 1fr; gap: 36px; }
}
@media (max-width: 720px) {
  .hero-row { grid-template-columns: 1fr; }
  .hero-visual { max-width: 560px; margin: 0 auto; }
  .hero-content { text-align: center; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .nav-links {
    position: absolute; top: 68px; left: 0; right: 0; background: #fff; flex-direction: column; gap: 0;
    padding: 8px 22px 16px; border-bottom: 1px solid var(--border); transform: translateY(-130%);
    transition: transform .3s; box-shadow: var(--shadow);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: 12px 0; border-bottom: 1px solid var(--border); }
  .nav-links a.active::after { display: none; }
  .nav-toggle { display: flex; }
  .hero { padding: 120px 0 70px; }
  .hero-stats { gap: 26px; }
  .grid-3, .grid-2, .why-grid { grid-template-columns: 1fr; }
  .process-steps-wide { grid-template-columns: 1fr; }
  .trust-stats { gap: 30px; }
  .page-hero-with-img { padding: 120px 0 64px; }
}