:root {
  --ink: #3B2A21;
  --ink-2: #58402F;
  --ink-3: #261A13;
  --moss: #5E7A33;
  --moss-2: #87A651;
  --moss-soft: #EAF0DF;
  --clay: #B4553A;
  --clay-soft: #F7E9E3;
  --paper: #F5F4F2;
  --paper-2: #ECEAE6;
  --card: #FFFFFF;
  --text: #2A2118;
  --muted: #6E635A;
  --line: #E2DDD5;
  --line-2: #ECE8E1;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow-s: 0 1px 2px rgba(59, 42, 33, .06), 0 4px 14px rgba(59, 42, 33, .05);
  --shadow-m: 0 6px 22px rgba(59, 42, 33, .11);
  --shadow-l: 0 18px 48px rgba(38, 26, 19, .2);
  --wrap: 1140px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
  background: var(--paper);
}

img { max-width: 100%; height: auto; display: block; border: 0; }
a { color: var(--moss); text-decoration: none; transition: color .18s ease; }
a:hover { color: var(--ink); }
ul, ol, figure, figcaption, blockquote, dl, dd, table, caption { margin: 0; padding: 0; }
ul, ol { list-style: none; }
h1, h2, h3, h4 { margin: 0; line-height: 1.35; font-weight: 700; color: var(--ink); }
p { margin: 0; }
button { font-family: inherit; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 22px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 14px 30px; border-radius: 999px; border: 0; cursor: pointer;
  font-size: 16px; font-weight: 700; letter-spacing: .3px;
  background: linear-gradient(135deg, var(--moss-2), var(--moss));
  color: #fff; box-shadow: 0 8px 20px rgba(94, 122, 51, .3);
  transition: transform .18s ease, box-shadow .18s ease, filter .18s ease;
}
.btn:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 26px rgba(94, 122, 51, .38); filter: brightness(1.05); }
.btn:active { transform: translateY(0); }
.btn-sm { padding: 10px 20px; font-size: 14px; box-shadow: 0 6px 14px rgba(94, 122, 51, .26); }
.btn-ghost {
  background: transparent; color: var(--ink);
  border: 1.5px solid rgba(59, 42, 33, .22); box-shadow: none;
}
.btn-ghost:hover { color: var(--ink); border-color: var(--moss); background: rgba(94, 122, 51, .07); box-shadow: none; transform: translateY(-2px); }
.btn-line {
  background: transparent; color: #fff; border: 1.5px solid rgba(255, 255, 255, .5); box-shadow: none;
}
.btn-line:hover { color: #fff; border-color: #fff; background: rgba(255, 255, 255, .14); box-shadow: none; }
.btn .ico { width: 18px; height: 18px; flex: 0 0 auto; }

.topbar {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line-2);
}
.topbar-in { display: flex; align-items: center; gap: 18px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.brand img { width: 38px; height: 38px; border-radius: 11px; }
.brand-name { font-size: 21px; font-weight: 800; color: var(--ink); letter-spacing: .5px; }
.brand-name span { color: var(--moss); }

.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav a {
  display: block; padding: 8px 13px; border-radius: 9px;
  font-size: 15px; color: #5A4C42; font-weight: 500; white-space: nowrap;
  transition: background .18s ease, color .18s ease;
}
.nav a:hover { background: var(--paper); color: var(--ink); }
.nav a.active { color: var(--moss); font-weight: 700; background: var(--moss-soft); }
.topbar .btn { margin-left: 12px; }

.nav-toggle {
  display: none; width: 42px; height: 42px; margin-left: auto;
  border: 1px solid var(--line); border-radius: 10px; background: #fff; cursor: pointer;
  align-items: center; justify-content: center;
}
.nav-toggle span { display: block; width: 18px; height: 2px; background: var(--ink); border-radius: 2px; position: relative; }
.nav-toggle span::before, .nav-toggle span::after {
  content: ""; position: absolute; left: 0; width: 18px; height: 2px; background: var(--ink); border-radius: 2px;
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }

.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(880px 420px at 90% 8%, rgba(135, 166, 81, .2), transparent 62%),
    radial-gradient(680px 380px at 4% 96%, rgba(180, 85, 58, .12), transparent 60%),
    linear-gradient(180deg, #FCFBFA 0%, var(--paper) 100%);
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(59, 42, 33, .045) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(59, 42, 33, .045) 1px, transparent 1px);
  background-size: 56px 56px; mask-image: radial-gradient(720px 460px at 30% 40%, #000, transparent 75%);
  pointer-events: none;
}
.hero-in {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.08fr .92fr; gap: 56px; align-items: center;
  padding: 74px 0 82px;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 7px 16px; border-radius: 999px;
  background: #fff; border: 1px solid var(--line);
  font-size: 13px; font-weight: 700; color: var(--moss); letter-spacing: .6px;
  box-shadow: var(--shadow-s);
}
.eyebrow i { width: 7px; height: 7px; border-radius: 50%; background: var(--clay); display: block; }
.hero h1 { font-size: 52px; letter-spacing: 1px; margin: 22px 0 18px; line-height: 1.2; }
.hero h1 em { font-style: normal; color: var(--moss); }
.hero-lead { font-size: 17px; color: #4A3E35; max-width: 560px; }
.hero-lead b { color: var(--ink); }

.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin: 30px 0 26px; }

.chips { display: flex; flex-wrap: wrap; gap: 10px 26px; padding-top: 22px; border-top: 1px dashed var(--line); }
.chip { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--muted); }
.chip svg { width: 17px; height: 17px; color: var(--moss); flex: 0 0 auto; }
.chip b { color: var(--ink); font-size: 15px; }

.stage { display: flex; justify-content: center; align-items: flex-end; gap: 18px; position: relative; }
.device {
  background: linear-gradient(160deg, #4A382C, #261A13);
  border-radius: 30px; padding: 10px; box-shadow: var(--shadow-l); position: relative;
  flex: 0 0 auto;
}
.device::after {
  content: ""; position: absolute; left: 50%; transform: translateX(-50%);
  top: 14px; width: 52px; height: 4px; border-radius: 4px; background: rgba(255, 255, 255, .22);
}
.device img { display: block; width: auto; height: auto; border-radius: 22px; }
.stage .device img { height: 430px; max-width: none; }
.stage .device-sub { transform: translateY(22px) scale(.86); opacity: .96; }

.badge-float {
  position: absolute; background: #fff; border: 1px solid var(--line);
  border-radius: 12px; padding: 10px 15px; box-shadow: var(--shadow-m);
  font-size: 13px; font-weight: 700; color: var(--ink); display: flex; align-items: center; gap: 8px;
}
.badge-float i { width: 8px; height: 8px; border-radius: 50%; background: var(--moss-2); }
.bf-1 { top: 18px; left: -8px; }
.bf-2 { bottom: 34px; right: -6px; }

.stats { background: var(--ink); color: #fff; }
.stats-in { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.stat { padding: 32px 20px; text-align: center; border-right: 1px solid rgba(255, 255, 255, .1); }
.stat:last-child { border-right: 0; }
.stat b { display: block; font-size: 30px; font-weight: 800; color: #fff; letter-spacing: .5px; }
.stat span { display: block; font-size: 13.5px; color: rgba(255, 255, 255, .66); margin-top: 6px; }

.sec { padding: 78px 0; }
.sec-white { background: #fff; }
.sec-head { max-width: 760px; margin: 0 0 42px; }
.sec-tag {
  display: inline-block; font-size: 12.5px; font-weight: 800; letter-spacing: 2.4px;
  text-transform: uppercase; color: var(--clay); margin-bottom: 12px;
}
.sec-head h2 { font-size: 33px; letter-spacing: .4px; }
.sec-head .sub { margin-top: 12px; font-size: 16px; color: var(--muted); }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }

.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.fgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.fcard {
  display: grid; grid-template-columns: 54px minmax(0, 1fr);
  column-gap: 18px; row-gap: 4px; align-content: start;
  background: #fff; border: 0; border-radius: var(--radius);
  padding: 26px 24px 24px 30px;
  box-shadow: 0 1px 2px rgba(59, 42, 33, .05), 0 6px 18px rgba(59, 42, 33, .045);
  position: relative; overflow: hidden;
  transition: transform .2s ease, box-shadow .2s ease;
}
.fcard::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 5px;
  background: var(--ink-2); transition: width .25s ease, background .25s ease;
}
.fcard:hover { transform: translateY(-3px); box-shadow: var(--shadow-m); }
.fcard:hover::before { width: 9px; background: var(--moss); }
.fcard .fi {
  grid-column: 1; grid-row: 1 / span 3; align-self: start;
  width: 54px; height: 54px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  background: var(--moss-soft); color: var(--moss);
}
.fcard:nth-child(3n+2) .fi { background: var(--clay-soft); color: var(--clay); }
.fcard:nth-child(3n+3) .fi { background: #EFE9E2; color: var(--ink-2); }
.fcard .fi svg { width: 24px; height: 24px; }
.fcard h3 { grid-column: 2; font-size: 18.5px; margin-bottom: 6px; }
.fcard p { grid-column: 2; font-size: 14.8px; color: var(--muted); line-height: 1.8; }
.fcard .more { grid-column: 2; display: inline-flex; align-items: center; gap: 5px; margin-top: 9px; font-size: 14px; font-weight: 700; }
.fcard .more svg { width: 15px; height: 15px; transition: transform .2s ease; }
.fcard .more:hover svg { transform: translateX(3px); }

.shots { display: flex; gap: 24px; overflow-x: auto; padding: 8px 4px 30px; scroll-snap-type: x proximity; }
.shots::-webkit-scrollbar { height: 8px; }
.shots::-webkit-scrollbar-track { background: var(--line-2); border-radius: 8px; }
.shots::-webkit-scrollbar-thumb { background: #CFC6BB; border-radius: 8px; }
.shot { flex: 0 0 auto; scroll-snap-align: center; text-align: center; }
.shot .device img { height: 372px; max-width: none; }
.shot figcaption { margin-top: 16px; font-size: 14px; color: var(--muted); font-weight: 600; }
.shot figcaption b { display: block; color: var(--ink); font-size: 15px; margin-bottom: 2px; }

.dcard {
  display: flex; flex-direction: column; gap: 12px;
  background: #fff; border: 0; border-radius: var(--radius);
  padding: 26px 24px 24px; box-shadow: 0 1px 2px rgba(59, 42, 33, .05), 0 6px 18px rgba(59, 42, 33, .045);
  transition: transform .2s ease, box-shadow .2s ease;
}
.dcard:hover { transform: translateY(-3px); box-shadow: var(--shadow-m); }
.dcard .dt { font-size: 12px; font-weight: 800; letter-spacing: 1.8px; color: var(--clay); }
.dcard h3 { font-size: 19px; }
.dcard p { font-size: 14.6px; color: var(--muted); flex: 1; }
.dcard .go { display: inline-flex; align-items: center; gap: 6px; font-size: 14.5px; font-weight: 700; }
.dcard .go svg { width: 15px; height: 15px; }

.steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; position: relative; }
.steps::before {
  content: ""; position: absolute; top: 25px; left: 6%; right: 6%; height: 2px;
  background: repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 16px);
}
.step { position: relative; text-align: center; padding: 0 6px; }
.step .n {
  width: 50px; height: 50px; margin: 0 auto 16px; border-radius: 50%;
  background: #fff; border: 2px solid var(--moss); color: var(--moss);
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 18px;
  position: relative; z-index: 2; box-shadow: 0 0 0 8px var(--paper);
}
.sec-white .step .n { box-shadow: 0 0 0 8px #fff; }
.step h3 { font-size: 17px; margin-bottom: 8px; }
.step p { font-size: 14.4px; color: var(--muted); }

.quote {
  background: #fff; border: 0; border-radius: var(--radius); padding: 24px;
  display: flex; flex-direction: column; gap: 14px;
  box-shadow: 0 1px 2px rgba(59, 42, 33, .05), 0 6px 18px rgba(59, 42, 33, .045);
}
.quote .stars { color: var(--moss); font-size: 14.5px; letter-spacing: 2px; }
.quote p { font-size: 14.9px; color: #4A3E35; flex: 1; }
.quote .who { display: flex; align-items: center; gap: 11px; padding-top: 14px; border-top: 1px solid var(--line-2); }
.quote .av {
  width: 38px; height: 38px; border-radius: 50%; flex: 0 0 auto;
  background: linear-gradient(135deg, var(--ink-2), var(--moss));
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 14px;
}
.quote .who b { display: block; font-size: 14.4px; color: var(--ink); }
.quote .who span { font-size: 12.6px; color: var(--muted); }

.faq { max-width: 880px; margin: 0 auto; }
.qa { background: #fff; border: 0; border-radius: var(--radius); margin-bottom: 12px; overflow: hidden; box-shadow: 0 1px 2px rgba(59, 42, 33, .05); }
.qa summary {
  list-style: none; cursor: pointer; padding: 19px 54px 19px 22px; position: relative;
  font-size: 16.5px; font-weight: 700; color: var(--ink); transition: background .18s ease;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary:hover { background: #FBFAF8; }
.qa summary::after {
  content: ""; position: absolute; right: 22px; top: 50%; width: 11px; height: 11px;
  border-right: 2px solid var(--moss); border-bottom: 2px solid var(--moss);
  transform: translateY(-70%) rotate(45deg); transition: transform .22s ease;
}
.qa[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.qa[open] summary { background: #FBFAF8; }
.qa .ans { padding: 0 24px 22px; font-size: 15.2px; color: #4F4338; }
.qa .ans p + p { margin-top: 10px; }
.qa .ans ul { margin: 10px 0 0; padding-left: 20px; list-style: disc; }
.qa .ans li { margin-bottom: 6px; }

.cta {
  position: relative; overflow: hidden; border-radius: var(--radius-lg);
  background: linear-gradient(130deg, var(--ink-3), var(--ink) 48%, #6B5238 132%);
  padding: 58px 48px; color: #fff;
}
.cta::after {
  content: ""; position: absolute; right: -80px; top: -80px; width: 340px; height: 340px;
  border-radius: 50%; background: radial-gradient(circle, rgba(135, 166, 81, .38), transparent 68%);
}
.cta-in { position: relative; z-index: 2; display: flex; align-items: center; gap: 40px; justify-content: space-between; flex-wrap: wrap; }
.cta h2 { color: #fff; font-size: 31px; }
.cta p { color: rgba(255, 255, 255, .78); margin-top: 12px; max-width: 620px; font-size: 15.6px; }
.cta .acts { display: flex; gap: 14px; flex-wrap: wrap; }

.crumb { padding: 20px 0 0; font-size: 13.6px; color: var(--muted); }
.crumb a { color: var(--muted); }
.crumb a:hover { color: var(--moss); }
.crumb span { margin: 0 7px; color: #C0B6AB; }

.page-hero { background: #fff; border-bottom: 1px solid var(--line-2); padding: 34px 0 50px; }
.page-hero h1 { font-size: 37px; max-width: 900px; }
.page-hero .lead { margin-top: 16px; font-size: 16.6px; color: var(--muted); max-width: 820px; }
.page-hero .meta { margin-top: 20px; display: flex; flex-wrap: wrap; gap: 10px; }
.tagpill {
  font-size: 13px; font-weight: 600; color: var(--moss);
  background: var(--moss-soft); border-radius: 999px; padding: 6px 14px;
}

.layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 48px; align-items: start; }
.article { max-width: 100%; min-width: 0; }
.article > h2 {
  font-size: 26px; margin: 46px 0 16px; padding-left: 15px; position: relative;
}
.article > h2::before {
  content: ""; position: absolute; left: 0; top: 6px; bottom: 6px; width: 4px; border-radius: 3px;
  background: linear-gradient(180deg, var(--moss), var(--clay));
}
.article > h2:first-child { margin-top: 0; }
.article h3 { font-size: 19px; margin: 28px 0 10px; }
.article p { margin: 13px 0; font-size: 16px; color: #463A30; }
.article ul, .article ol { margin: 14px 0; padding-left: 22px; list-style: disc; }
.article ol { list-style: decimal; }
.article li { margin-bottom: 9px; font-size: 15.8px; color: #463A30; }
.article li b, .article p b { color: var(--ink); }
.article a { border-bottom: 1px solid rgba(94, 122, 51, .32); }
.article a:hover { border-bottom-color: var(--moss); }

.callout {
  border-left: 4px solid var(--clay); background: var(--clay-soft);
  border-radius: 0 var(--radius) var(--radius) 0; padding: 18px 22px; margin: 22px 0;
}
.callout p { margin: 0; font-size: 15.2px; color: #6B3A26; }
.callout.teal { border-left-color: var(--moss); background: var(--moss-soft); }
.callout.teal p { color: #3C4E20; }

.steps-list { counter-reset: st; list-style: none; padding: 0; margin: 20px 0; }
.steps-list > li {
  position: relative; padding: 0 0 22px 56px; border-left: 2px solid var(--line-2); margin-left: 17px;
}
.steps-list > li:last-child { border-left-color: transparent; padding-bottom: 0; }
.steps-list > li::before {
  counter-increment: st; content: counter(st);
  position: absolute; left: -18px; top: 0; width: 34px; height: 34px; border-radius: 50%;
  background: var(--ink); color: #fff; font-size: 14.5px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.steps-list > li h3 { margin: 2px 0 7px; font-size: 17.5px; }
.steps-list > li p { margin: 6px 0; font-size: 15.4px; color: var(--muted); }

.table-wrap { overflow-x: auto; max-width: 100%; margin: 20px 0; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
table { width: 100%; border-collapse: collapse; font-size: 14.8px; min-width: 520px; }
th, td { padding: 13px 16px; text-align: left; border-bottom: 1px solid var(--line-2); vertical-align: top; }
th { background: #FAF9F7; color: var(--ink); font-weight: 700; white-space: nowrap; }
tbody tr:last-child td { border-bottom: 0; }
td b { color: var(--ink); }

.aside { position: sticky; top: 88px; }
.acard { background: #fff; border: 0; border-radius: var(--radius); padding: 22px; margin-bottom: 18px; box-shadow: 0 1px 2px rgba(59, 42, 33, .05), 0 6px 18px rgba(59, 42, 33, .045); }
.acard h3 { font-size: 16px; margin-bottom: 13px; }
.acard ul { list-style: none; }
.acard li { margin-bottom: 4px; }
.acard li a { display: block; font-size: 14.4px; color: #4F4338; padding: 7px 10px; border-radius: 8px; border-bottom: 0; }
.acard li a:hover { background: var(--paper); color: var(--moss); }
.acard li a.active { background: var(--moss-soft); color: var(--moss); font-weight: 700; }
.acard .mini { font-size: 13.6px; color: var(--muted); margin-bottom: 14px; }
.acard .device { padding: 8px; border-radius: 22px; }
.acard .device::after { display: none; }
.acard .device img { max-width: 100%; height: auto; border-radius: 16px; }
.acard .btn { width: 100%; }

.related { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-top: 18px; }

.footer { background: var(--ink-3); color: rgba(255, 255, 255, .7); padding: 60px 0 28px; margin-top: 0; }
.foot-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; padding-bottom: 34px; border-bottom: 1px solid rgba(255, 255, 255, .12); }
.foot-brand { display: flex; align-items: center; gap: 11px; margin-bottom: 16px; }
.foot-brand img { width: 36px; height: 36px; border-radius: 10px; }
.foot-brand b { color: #fff; font-size: 19px; letter-spacing: .5px; }
.foot-desc { font-size: 14.2px; line-height: 1.85; color: rgba(255, 255, 255, .58); max-width: 330px; }
.foot-col h4 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.foot-col a { display: block; font-size: 14.2px; color: rgba(255, 255, 255, .64); padding: 5px 0; }
.foot-col a:hover { color: #fff; }
.foot-note {
  margin-top: 24px; padding: 18px 22px; border-radius: var(--radius);
  background: rgba(255, 255, 255, .06); font-size: 13.6px; line-height: 1.9; color: rgba(255, 255, 255, .72);
}
.foot-note b { color: #fff; }
.foot-bottom {
  margin-top: 22px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .12);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 13.4px; color: rgba(255, 255, 255, .48);
}
.foot-bottom a { color: rgba(255, 255, 255, .48); }
.foot-bottom a:hover { color: #fff; }

.totop {
  position: fixed; right: 24px; bottom: 26px; z-index: 70;
  width: 46px; height: 46px; border-radius: 14px; border: 1px solid var(--line);
  background: #fff; color: var(--ink); cursor: pointer; box-shadow: var(--shadow-m);
  display: flex; align-items: center; justify-content: center; opacity: 0; visibility: hidden;
  transform: translateY(10px); transition: all .25s ease;
}
.totop[data-show] { opacity: 1; visibility: visible; transform: translateY(0); }
.totop svg { width: 20px; height: 20px; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

@media (max-width: 1080px) {
  .hero-in { grid-template-columns: 1fr; gap: 44px; padding: 56px 0 64px; }
  .hero h1 { font-size: 44px; }
  .stage .device-sub { display: none; }
  .stage { justify-content: flex-start; }
  .bf-1 { left: 4px; top: 4px; }
  .bf-2 { right: 4px; bottom: 48px; }
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .fgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .layout { grid-template-columns: minmax(0, 1fr); gap: 34px; }
  .aside { position: static; min-width: 0; }
  .foot-top { grid-template-columns: 1fr 1fr; gap: 28px; }
}
@media (max-width: 860px) {
  body { font-size: 15.5px; }
  .nav { display: none; }
  .nav-toggle { display: flex; }
  .topbar .btn { display: none; }
  .topbar[data-open] .nav {
    display: flex; flex-direction: column; align-items: stretch;
    position: absolute; left: 0; right: 0; top: 68px; background: #fff;
    padding: 12px 18px 20px; border-bottom: 1px solid var(--line);
    box-shadow: 0 14px 30px rgba(59, 42, 33, .1); gap: 2px;
  }
  .topbar[data-open] .nav a { padding: 12px 14px; font-size: 16px; }

  .fgrid { grid-template-columns: minmax(0, 1fr); }
  .grid-4 { grid-template-columns: minmax(0, 1fr); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 32px; }
  .steps::before { display: none; }
  .stats-in { grid-template-columns: 1fr 1fr; }
  .stat { border-bottom: 1px solid rgba(255, 255, 255, .1); }
  .stat:nth-child(2) { border-right: 0; }
  .hero h1 { font-size: 36px; }
  .sec { padding: 56px 0; }
  .page-hero h1 { font-size: 28px; }
  .cta { padding: 40px 26px; }
  .cta h2 { font-size: 25px; }
  .sec-head h2 { font-size: 26px; }
  .shot .device img { height: 300px; }
  .stage .device img { height: 340px; }
}
@media (max-width: 620px) {
  .hero h1 { font-size: 31px; }
  .hero-cta .btn { flex: 1 1 100%; }
  .foot-top { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .btn { padding: 13px 24px; font-size: 15.5px; }
  .wrap { padding: 0 16px; }
  .cta-in { gap: 24px; }
  .badge-float { display: none; }
  .fcard { grid-template-columns: 46px minmax(0, 1fr); column-gap: 14px; padding: 22px 18px 20px 24px; }
  .fcard .fi { width: 46px; height: 46px; }
  .fcard .fi svg { width: 21px; height: 21px; }
}