:root {
  --ink: #20231f;
  --muted: #6c716b;
  --warm: #f5eee4;
  --paper: #fffaf3;
  --pearl: #eef2ef;
  --blush: #f3e8e4;
  --sage: #647369;
  --olive: #39483f;
  --copper: #b68158;
  --line: rgba(32, 35, 31, 0.13);
  --shadow: 0 28px 80px rgba(57, 72, 63, 0.14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.topline { background: var(--olive); color: #fff7ee; font-size: 0.9rem; }
.topline-inner, .nav, .section-inner, .footer-inner, .hero-grid, .footer-bottom {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}
.topline-inner { display: flex; justify-content: space-between; gap: 18px; padding: 10px 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 250, 243, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}
.nav {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}
.brand { display: flex; align-items: center; gap: 12px; font-weight: 920; }
.brand-mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff7ee;
  background: linear-gradient(135deg, var(--olive), var(--copper));
  font-weight: 950;
}
.brand small { display: block; color: var(--muted); font-size: 0.74rem; font-weight: 780; }
.navlinks { display: flex; align-items: center; gap: 18px; color: #3a403b; font-weight: 820; font-size: 0.93rem; }
.navlinks a:not(.navcta) { padding: 9px 0; }
.navlinks a:hover, .navlinks a[aria-current="page"] { color: var(--olive); }
.navcta, .button, .button-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 900;
  border: 1px solid transparent;
}
.navcta, .button { color: #fff7ee; background: var(--olive); box-shadow: 0 14px 34px rgba(57, 72, 63, 0.2); }
.button:hover, .navcta:hover { background: #27362d; }
.button-ghost { color: var(--olive); border-color: var(--line); background: rgba(255, 250, 243, 0.75); }

.hero { background: linear-gradient(120deg, #fff7ed 0%, #f3e8e4 50%, #eef2ef 100%); overflow: hidden; }
.hero-grid {
  min-height: 720px;
  display: grid;
  grid-template-columns: 1.04fr 0.96fr;
  align-items: center;
  gap: 58px;
  padding: 78px 0;
}
.page-hero { background: linear-gradient(135deg, #fff7ed 0%, #eef2ef 74%); }
.page-hero-grid {
  display: grid;
  grid-template-columns: 1fr 0.84fr;
  align-items: center;
  gap: 48px;
  padding: 72px 0;
}
.eyebrow {
  margin: 0 0 12px;
  color: var(--olive);
  font-size: 0.82rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
h1, h2, h3 { margin: 0; line-height: 1.04; letter-spacing: 0; overflow-wrap: anywhere; }
h1 { font-size: clamp(3rem, 7.5vw, 6.7rem); max-width: 850px; }
h2 { font-size: clamp(2.1rem, 4vw, 4.25rem); }
h3 { font-size: 1.28rem; }
.hero-copy, .wide-copy { max-width: 700px; margin: 22px 0 0; color: #4e554f; font-size: 1.16rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 36px; }
.hero-stats div { padding: 16px; border-left: 3px solid var(--copper); background: rgba(255, 250, 243, 0.7); }
.hero-stats strong, .hero-stats span { display: block; }
.hero-stats strong { font-size: 1.5rem; }
.hero-stats span { color: var(--muted); font-weight: 760; font-size: 0.9rem; }
.hero-photo { position: relative; min-height: 540px; }
.hero-photo img { width: 100%; height: 540px; object-fit: cover; border-radius: 30px; box-shadow: var(--shadow); }
.float-card {
  position: absolute;
  left: -24px;
  bottom: 30px;
  width: min(330px, calc(100% - 30px));
  padding: 22px;
  border-radius: 20px;
  color: #fff7ee;
  background: rgba(57, 72, 63, 0.9);
  box-shadow: var(--shadow);
}
.float-card strong, .float-card span { display: block; }
.float-card span { margin-top: 8px; color: rgba(255, 247, 238, 0.82); }

.section { padding: 88px 0; }
.warm { background: var(--warm); }
.pearl { background: var(--pearl); }
.blush { background: var(--blush); }
.white { background: var(--paper); }
.dark { color: #fff7ee; background: #252f29; }
.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.58fr);
  gap: 34px;
  align-items: end;
  margin-bottom: 36px;
}
.section-head > p { margin: 0; color: var(--muted); font-size: 1.08rem; }
.dark .section-head > p, .dark .process-grid p { color: rgba(255, 247, 238, 0.72); }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.service-card, .info-card, .check-panel, .card, .reviews-grid blockquote {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 250, 243, 0.82);
  box-shadow: 0 14px 45px rgba(57, 72, 63, 0.07);
}
.service-card, .info-card { min-height: 245px; padding: 26px; transition: transform 160ms ease, box-shadow 160ms ease; }
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.service-card p, .info-card p { margin: 14px 0 0; color: #59615b; }
.tag {
  display: inline-flex;
  margin-bottom: 16px;
  color: var(--olive);
  font-size: 0.76rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.split { display: grid; grid-template-columns: 0.92fr 1.08fr; align-items: center; gap: 52px; }
.split.reverse { grid-template-columns: 1fr 0.92fr; }
.split img { width: 100%; min-height: 430px; object-fit: cover; border-radius: 28px; box-shadow: var(--shadow); }
.list, .check-list { margin: 24px 0 0; padding: 0; list-style: none; }
.list li, .check-list li { position: relative; padding-left: 28px; margin: 13px 0; color: #465048; }
.list li::before, .check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--copper);
}

.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.process-grid div {
  min-height: 250px;
  padding: 25px;
  border: 1px solid rgba(255, 247, 238, 0.16);
  border-radius: 22px;
  background: rgba(255, 247, 238, 0.08);
}
.process-grid span {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border-radius: 50%;
  color: #252f29;
  background: #e7c297;
  font-weight: 950;
}
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.feature-grid div { min-height: 180px; padding: 24px; border-left: 3px solid var(--copper); background: var(--warm); }
.feature-grid strong, .feature-grid span, .detail-list strong, .detail-list span { display: block; }
.feature-grid strong { font-size: 1.15rem; }
.feature-grid span, .detail-list span { margin-top: 8px; color: var(--muted); }

.lead-system {
  color: #fff7ee;
  background:
    radial-gradient(circle at 85% 18%, rgba(231, 194, 151, 0.22), transparent 34%),
    linear-gradient(135deg, #26372f 0%, #17211d 100%);
}
.lead-system .section-head > p { color: rgba(255, 247, 238, 0.72); }
.lead-system .eyebrow { color: #e7c297; }
.system-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.system-grid article {
  min-height: 250px;
  padding: 26px;
  border: 1px solid rgba(255, 247, 238, 0.16);
  border-radius: 24px;
  background: rgba(255, 247, 238, 0.08);
}
.system-grid span {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border-radius: 50%;
  color: #17211d;
  background: #e7c297;
  font-weight: 950;
}
.system-grid p { color: rgba(255, 247, 238, 0.72); }

.lead-note {
  display: grid;
  gap: 8px;
  margin-top: 28px;
  padding: 20px;
  border-left: 4px solid var(--copper);
  border-radius: 18px;
  background: rgba(255, 250, 243, 0.72);
}
.lead-note span { color: var(--muted); }

.two-col, .contact-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; align-items: start; }
.check-panel { padding: 30px; }
.check-panel.soft { background: #eef2ef; }
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.timeline div { padding: 26px; border-radius: 22px; background: var(--paper); border: 1px solid var(--line); }
.timeline span {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border-radius: 50%;
  color: #fff7ee;
  background: var(--olive);
  font-weight: 950;
}
.reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.reviews-grid blockquote { margin: 0; padding: 30px; }
.reviews-grid p { margin: 0; font-size: 1.18rem; }
.reviews-grid cite { display: block; margin-top: 18px; color: var(--olive); font-style: normal; font-weight: 900; }

.card { padding: 26px; background: rgba(255, 250, 243, 0.9); }
.form { display: grid; gap: 14px; }
.form label { display: grid; gap: 7px; color: #343c36; font-weight: 850; }
.form input, .form select {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0 14px;
  color: var(--ink);
  background: #fff;
  font: inherit;
}
.notice { margin: 0; color: var(--muted); font-size: 0.88rem; }
.detail-list { display: grid; gap: 14px; margin-top: 28px; }
.detail-list div { padding: 18px; border-left: 3px solid var(--copper); background: rgba(255, 250, 243, 0.72); }

.footer { color: #fff7ee; background: #171d19; }
.footer-inner { display: flex; justify-content: space-between; gap: 30px; padding: 46px 0; }
.footer-inner p { color: rgba(255, 247, 238, 0.68); }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 14px 22px; font-weight: 800; }
.footer-bottom { padding: 18px 0 28px; border-top: 1px solid rgba(255, 247, 238, 0.12); color: rgba(255, 247, 238, 0.58); font-size: 0.88rem; }

/* Website Build Studio cover page */
.cover-body { background: #fff; }
.cover-body .site-header { background: rgba(255,250,243,.94); }
.cover-wrap { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.cover-hero { padding: 92px 0 90px; background: linear-gradient(135deg, #fffaf3 0%, #eef2ef 52%, #f3e8e4 100%); overflow: hidden; }
.cover-hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr); gap: 54px; align-items: center; }
.cover-eyebrow { color: var(--olive); font-weight: 950; font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; margin: 0 0 14px; }
.cover-hero h1 { font-size: clamp(2.7rem, 6vw, 5.25rem); line-height: .98; margin: 0 0 24px; font-weight: 920; color: var(--ink); }
.cover-lede { font-size: 1.16rem; line-height: 1.65; max-width: 720px; color: var(--muted); }
.cover-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 34px; }
.cover-note { max-width: 620px; margin-top: 28px; color: var(--ink); font-weight: 850; }
.cover-snapshot { background: rgba(255,250,243,.9); border: 1px solid var(--line); border-radius: 22px; padding: 38px; box-shadow: var(--shadow); }
.cover-snapshot span { display: block; color: var(--olive); font-weight: 950; font-size: .82rem; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 12px; }
.cover-snapshot strong { display: block; font-size: clamp(1.75rem, 3vw, 2.65rem); line-height: 1.05; color: var(--ink); margin-bottom: 16px; }
.snapshot-list { display: grid; gap: 12px; margin-top: 24px; }
.snapshot-list div { display: grid; grid-template-columns: 34px 1fr; gap: 12px; align-items: center; background: #fffaf3; border: 1px solid var(--line); border-radius: 12px; padding: 12px; }
.snapshot-list b { width: 34px; height: 34px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: rgba(100,115,105,.14); color: var(--olive); }
.snapshot-list span { margin: 0; color: var(--ink); font-size: .95rem; letter-spacing: 0; text-transform: none; font-weight: 850; }
.cover-special { padding: 78px 0 84px; text-align: center; background: linear-gradient(180deg, #fff 0%, #eef2ef 100%); }
.cover-special h2 { font-size: clamp(2.2rem, 5vw, 4.8rem); line-height: 1; margin: 0 auto 24px; max-width: 980px; font-weight: 920; color: var(--ink); }
.cover-special p { font-size: clamp(1.08rem, 1.7vw, 1.34rem); line-height: 1.58; max-width: 840px; margin: 0 auto; color: var(--muted); }
.cover-special strong { color: var(--ink); font-weight: 950; }
.cover-protection-section, .cover-section, .cover-chat-section, .cover-video-section { padding: 84px 0; background: #fff; }
.cover-soft, .cover-chat-section { background: linear-gradient(180deg, #eef2ef 0%, #fff 100%); }
.center { text-align: center; }
.subcopy { max-width: 760px; margin: 14px auto 0; color: var(--muted); }
.protection-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 38px; }
.protection-grid div { background: linear-gradient(180deg, #fffaf3 0%, #eef2ef 100%); border: 1px solid var(--line); border-radius: 18px; padding: 28px; box-shadow: 0 14px 38px rgba(57,72,63,.07); }
.protection-grid span, .ai-flow span, .chat-flow span { display: flex; width: 44px; height: 44px; border-radius: 50%; align-items: center; justify-content: center; background: var(--olive); color: #fff7ee; font-weight: 950; margin-bottom: 18px; }
.protection-grid h3 { font-size: 1.18rem; margin-bottom: 10px; color: var(--ink); }
.protection-grid p { font-size: .96rem; line-height: 1.58; color: var(--muted); }
.protection-line { max-width: 760px; margin: 32px auto 0; text-align: center; color: var(--ink); font-size: 1.18rem; font-weight: 900; }
.cover-two { display: grid; grid-template-columns: minmax(0, 1fr) minmax(380px, 1fr); gap: 42px; align-items: start; }
.cover-two h2, .cover-section .center h2 { font-size: clamp(2rem, 4vw, 3.4rem); color: var(--ink); line-height: 1.08; margin-bottom: 16px; }
.roi-mini-stack { display: grid; gap: 16px; margin-top: 30px; }
.roi-mini-stack article { background: #fffaf3; border: 1px solid var(--line); border-radius: 16px; padding: 24px; box-shadow: 0 14px 38px rgba(57,72,63,.07); }
.roi-mini-stack article.roi-feature { border-color: rgba(100,115,105,.32); background: linear-gradient(180deg, #fffaf3 0%, #eef2ef 100%); box-shadow: 0 20px 55px rgba(57,72,63,.1); }
.roi-mini-stack article > span { display: block; color: var(--olive); font-weight: 950; font-size: .76rem; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 8px; }
.roi-mini-stack h3 { font-size: 1.45rem; margin-bottom: 4px; color: var(--ink); }
.roi-mini-stack div { display: flex; justify-content: space-between; gap: 18px; border-top: 1px solid var(--line); padding-top: 12px; margin-top: 12px; }
.roi-mini-stack div b { color: var(--muted); }
.roi-mini-stack div strong { font-size: 1.28rem; color: var(--ink); }
.cover-fine { font-size: .86rem; color: var(--muted); margin-top: 18px; }
.ai-card, .process-panel { background: #fffaf3; border: 1px solid var(--line); border-radius: 22px; padding: 34px; box-shadow: var(--shadow); }
.ai-card { background: linear-gradient(180deg, #fffaf3 0%, #eef2ef 100%); }
.ai-flow, .chat-flow { display: grid; gap: 14px; margin-top: 26px; }
.ai-flow div, .chat-flow div { display: grid; grid-template-columns: 54px 1fr; gap: 14px; align-items: start; background: rgba(255,250,243,.9); border: 1px solid var(--line); border-radius: 14px; padding: 16px; }
.ai-flow p, .chat-flow p { color: var(--ink); font-weight: 820; margin: 0; }
.professional-line { margin-top: 24px; color: var(--ink); font-weight: 900; line-height: 1.55; }
.chat-backup-card { display: grid; grid-template-columns: minmax(0, 1fr) minmax(380px, 1fr); gap: 36px; align-items: start; background: #fffaf3; border: 1px solid var(--line); border-radius: 24px; padding: 44px; box-shadow: var(--shadow); }
.chat-backup-card h2, .video-feature-card h2 { font-size: clamp(2rem, 4.2vw, 3.55rem); line-height: 1.05; margin-bottom: 18px; color: var(--ink); }
.chat-backup-card p, .video-feature-card p { font-size: 1.04rem; line-height: 1.62; }
.chat-script { margin-top: 28px; background: linear-gradient(180deg, #eef2ef 0%, #fffaf3 100%); border: 1px solid var(--line); border-radius: 16px; padding: 24px; }
.chat-script span { display: block; color: var(--olive); font-weight: 950; text-transform: uppercase; letter-spacing: .1em; font-size: .76rem; margin-bottom: 10px; }
.chat-script strong { display: block; color: var(--ink); font-size: 1.2rem; line-height: 1.45; margin-bottom: 10px; }
.cover-video-section { background: linear-gradient(135deg, #fffaf3 0%, #eef2ef 48%, #f3e8e4 100%); }
.video-feature-card { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr); gap: 34px; align-items: center; background: rgba(255,250,243,.92); border: 1px solid var(--line); border-radius: 24px; padding: 44px; box-shadow: var(--shadow); }
.video-upsell { margin-top: 18px; color: var(--ink); font-weight: 900; }
.video-channel-card { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.video-channel-card span { background: #fffaf3; border: 1px solid var(--line); border-radius: 12px; padding: 18px 16px; text-align: center; color: var(--ink); font-weight: 950; box-shadow: 0 14px 38px rgba(57,72,63,.07); }
.cover-feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 18px; margin-top: 44px; }
.cover-feature-grid div { background: #fffaf3; border: 1px solid var(--line); border-radius: 16px; padding: 24px; box-shadow: 0 14px 38px rgba(57,72,63,.07); }
.cover-feature-grid h3 { font-size: 1.08rem; margin-bottom: 10px; color: var(--ink); }
.cover-feature-grid p { font-size: .95rem; line-height: 1.55; color: var(--muted); }
.cover-steps { list-style: none; display: grid; gap: 18px; margin-top: 26px; padding: 0; }
.cover-steps li { display: grid; gap: 6px; border-bottom: 1px solid var(--line); padding-bottom: 18px; }
.cover-steps li:last-child { border-bottom: none; padding-bottom: 0; }
.cover-steps strong { font-size: 1.02rem; color: var(--ink); }
.cover-steps span { color: var(--muted); }
.need-list { display: grid; gap: 12px; margin-top: 24px; list-style: none; padding: 0; }
.need-list li { padding-left: 28px; position: relative; color: var(--ink); font-weight: 820; }
.need-list li::before { content: '✓'; position: absolute; left: 0; color: var(--olive); font-weight: 950; }
.cover-final { padding: 96px 0; background: linear-gradient(135deg, #17211d 0%, #39483f 100%); text-align: center; }
.cover-final h2 { max-width: 920px; margin: 0 auto 18px; color: #fff7ee; font-size: clamp(2.2rem, 4.5vw, 4.2rem); }
.cover-final p { max-width: 720px; margin: 0 auto; color: rgba(255,247,238,.78); font-size: 1.1rem; }
.cover-final .cover-eyebrow { color: #e7c297; }
.cover-final .cover-actions { justify-content: center; }
.cover-final .button { background: #fff7ee; color: var(--ink); }
.cover-final .button-ghost { color: #fff7ee; border-color: rgba(255,247,238,.32); background: rgba(255,247,238,.08); }

/* AI demo chat widget */
.chat-widget { position: fixed; left: 22px; bottom: 22px; z-index: 120; font-family: inherit; }
.chat-bubble { width: 64px; height: 64px; border: none; border-radius: 50%; background: var(--olive); color: #fff7ee; font-weight: 950; box-shadow: 0 18px 45px rgba(57,72,63,.28); cursor: pointer; }
.chat-panel { position: absolute; left: 0; bottom: 78px; width: min(360px, calc(100vw - 32px)); max-height: 620px; display: none; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: #fffaf3; box-shadow: 0 28px 80px rgba(0,0,0,.2); }
.chat-panel.open { display: block; }
.chat-header { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 16px 18px; background: linear-gradient(135deg, #17211d, var(--olive)); color: #fff7ee; }
.chat-header strong { font-size: .96rem; color: #fff7ee; }
.chat-header button { width: 30px; height: 30px; border: none; border-radius: 50%; background: rgba(255,255,255,.12); color: #fff7ee; font-size: 1.2rem; cursor: pointer; }
.chat-messages { max-height: 390px; overflow: auto; padding: 18px; background: linear-gradient(180deg, #fffaf3 0%, #eef2ef 100%); }
.chat-msg { padding: 13px 14px; border-radius: 14px; font-size: .94rem; line-height: 1.45; }
.chat-msg.bot { background: #fffaf3; border: 1px solid var(--line); color: var(--ink); margin-right: auto; max-width: 88%; margin-bottom: 10px; }
.chat-msg.user { margin-left: auto; background: var(--olive); color: #fff7ee; max-width: 82%; margin-bottom: 10px; }
.demo-welcome-actions { display: grid; gap: 10px; margin-top: 14px; }
.demo-welcome-actions button { display: flex; align-items: center; justify-content: center; border-radius: 999px; padding: 11px 14px; font-weight: 850; text-align: center; border: 1px solid var(--line); cursor: pointer; font: inherit; background: #fffaf3; color: var(--ink); }
.ai-live-note { font-size: .78rem; line-height: 1.35; color: var(--muted); padding: 0 18px 14px; background: #eef2ef; }
.chat-form { display: flex; gap: 8px; padding: 12px; background: #fffaf3; border-top: 1px solid var(--line); }
.chat-form input { min-width: 0; flex: 1; border: 1px solid var(--line); border-radius: 999px; padding: 11px 13px; font: inherit; }
.chat-form button { border: none; border-radius: 999px; background: var(--olive); color: #fff7ee; font-weight: 850; padding: 0 16px; cursor: pointer; }

@media (max-width: 1040px) {
  .nav { align-items: flex-start; flex-direction: column; padding: 16px 0; }
  .navlinks { width: 100%; flex-wrap: wrap; gap: 10px 16px; }
  .navcta { width: 100%; }
  .hero-grid, .page-hero-grid, .split, .split.reverse, .two-col, .contact-panel, .section-head, .cover-hero-grid, .cover-two, .chat-backup-card, .video-feature-card { grid-template-columns: 1fr; }
  .hero-grid { min-height: unset; padding: 58px 0 70px; }
  .page-hero-grid { padding: 54px 0; }
  .hero-photo { min-height: unset; }
  .hero-photo img { height: 430px; }
  .float-card { left: 18px; bottom: 18px; }
  .grid-3, .process-grid, .feature-grid, .system-grid, .timeline, .reviews-grid { grid-template-columns: repeat(2, 1fr); }
  .protection-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .topline-inner, .nav, .section-inner, .footer-inner, .hero-grid, .footer-bottom { width: min(100% - 28px, 1180px); }
  .topline-inner { flex-direction: column; gap: 4px; }
  h1 { font-size: clamp(2.72rem, 14vw, 4.2rem); }
  h2 { font-size: clamp(2rem, 10vw, 3.05rem); }
  .hero-actions, .button, .button-ghost { width: 100%; }
  .hero-stats, .grid-3, .process-grid, .feature-grid, .system-grid, .timeline, .reviews-grid { grid-template-columns: 1fr; }
  .hero-photo img, .split img { height: 360px; min-height: unset; border-radius: 22px; }
  .float-card { position: relative; left: auto; bottom: auto; width: auto; margin: -38px 14px 0; }
  .section { padding: 64px 0; }
  .footer-inner { flex-direction: column; }
  .footer-links { justify-content: flex-start; }
  .cover-wrap { padding: 0 18px; }
  .cover-hero { padding: 72px 0 70px; }
  .cover-hero h1 { font-size: clamp(2.35rem, 12vw, 3.35rem); }
  .cover-special { padding: 58px 0 62px; }
  .cover-section, .cover-video-section, .cover-chat-section, .cover-protection-section { padding: 58px 0; }
  .video-feature-card, .chat-backup-card { padding: 26px; border-radius: 18px; }
  .video-channel-card, .cover-feature-grid { grid-template-columns: 1fr; }
  .ai-card, .process-panel { padding: 24px; border-radius: 18px; }
  .ai-flow div, .chat-flow div { grid-template-columns: 1fr; }
  .chat-widget { left: 16px; bottom: 18px; }
  .chat-bubble { width: 58px; height: 58px; }
  .chat-panel { bottom: 70px; }
}