:root {
  --bg: #ffffff;
  --bg-alt: #f5f7fb;
  --surface: #ffffff;
  --text: #0f172a;
  --muted: #5b6475;
  --soft: #8a92a3;
  --border: #e5e8ef;
  --accent: #4f46e5;
  --accent-dark: #4338ca;
  --accent-soft: #eef0ff;
  --accent-2: #0ea5a4;
  --accent-2-soft: #e6f7f6;
  --radius: 16px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow: 0 10px 30px -12px rgba(15, 23, 42, 0.18);
  --shadow-lg: 0 30px 60px -20px rgba(15, 23, 42, 0.25);
  --max: 1180px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --display: "Plus Jakarta Sans", "Inter", system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3, h4 { font-family: var(--display); letter-spacing: -0.02em; line-height: 1.15; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.header .container { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; font: 800 1.2rem var(--display); letter-spacing: 0.02em; }
.logo-mark {
  width: 32px; height: 32px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center;
  font-size: 0.95rem; color: #fff; font-weight: 800;
}
.nav { display: flex; align-items: center; gap: 30px; }
.nav a { color: var(--muted); font-size: 0.95rem; font-weight: 500; transition: color 0.2s; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--text); }
.nav-toggle {
  display: none;
  width: 42px; height: 42px; border-radius: 10px;
  background: #fff; border: 1px solid var(--border); color: var(--text);
  cursor: pointer; align-items: center; justify-content: center;
}
.nav-toggle svg { width: 20px; height: 20px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 24px; border-radius: 999px;
  font: 600 0.96rem var(--font); cursor: pointer;
  border: 1px solid transparent; transition: transform 0.15s, box-shadow 0.2s, background 0.2s, border-color 0.2s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 8px 20px -8px rgba(79, 70, 229, 0.6); }
.btn-primary:hover { background: var(--accent-dark); }
.btn-ghost { background: #fff; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: #cfd4df; box-shadow: var(--shadow-sm); }
.nav .btn { color: #fff; padding: 10px 20px; }

/* ---------- Typography helpers ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.82rem; font-weight: 600; color: var(--accent);
  padding: 6px 14px; border-radius: 999px; background: var(--accent-soft);
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2); }
.section-label { font-size: 0.82rem; font-weight: 700; color: var(--accent); letter-spacing: 0.08em; text-transform: uppercase; }
.accent-text { color: var(--accent); }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 80px 0 90px; overflow: hidden; background: linear-gradient(180deg, #f7f8ff 0%, #ffffff 100%); }
.hero-layout { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center; }
.hero h1 { margin-top: 22px; font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 800; letter-spacing: -0.035em; }
.hero p.lead { margin-top: 22px; font-size: clamp(1.05rem, 1.5vw, 1.2rem); color: var(--muted); max-width: 560px; }
.hero-actions { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 12px; }
.hero-points { margin-top: 36px; display: flex; flex-wrap: wrap; gap: 10px 22px; list-style: none; color: var(--muted); font-size: 0.93rem; }
.hero-points li { display: flex; align-items: center; gap: 8px; }
.hero-points svg { width: 18px; height: 18px; color: var(--accent-2); flex: none; }

.hero-visual { position: relative; padding-bottom: 40px; }
.hero-photo { border-radius: 24px; overflow: hidden; box-shadow: var(--shadow-lg); aspect-ratio: 4 / 3.4; }
.hero-photo img { width: 100%; height: 100%; object-fit: cover; }

/* Chat widget mockup */
.chat {
  position: absolute; left: -36px; bottom: 0;
  width: min(340px, 82%);
  background: #fff; border: 1px solid var(--border); border-radius: 18px;
  box-shadow: var(--shadow-lg);
  font-size: 0.86rem; overflow: hidden;
}
.chat-head { display: flex; align-items: center; gap: 10px; padding: 12px 14px; background: var(--accent); color: #fff; }
.chat-avatar { width: 30px; height: 30px; border-radius: 50%; background: rgba(255,255,255,0.2); display: grid; place-items: center; font-weight: 800; font-size: 0.8rem; }
.chat-head strong { display: block; font-size: 0.9rem; line-height: 1.2; }
.chat-head span { font-size: 0.74rem; opacity: 0.85; }
.chat-body { padding: 14px; display: grid; gap: 8px; background: #fafbfd; }
.msg { max-width: 85%; padding: 9px 12px; border-radius: 14px; line-height: 1.45; }
.msg.user { justify-self: end; background: var(--accent); color: #fff; border-bottom-right-radius: 4px; }
.msg.bot { justify-self: start; background: #fff; border: 1px solid var(--border); border-bottom-left-radius: 4px; }
.msg-meta { font-size: 0.7rem; color: var(--soft); justify-self: start; }
.badge-float {
  position: absolute; top: 22px; right: -18px;
  display: flex; align-items: center; gap: 10px;
  background: #fff; border: 1px solid var(--border); border-radius: 14px;
  padding: 10px 14px; box-shadow: var(--shadow); font-size: 0.85rem;
}
.badge-float b { display: block; font-size: 1rem; }
.badge-float span { color: var(--muted); font-size: 0.78rem; }
.badge-icon { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: var(--accent-2-soft); color: var(--accent-2); }
.badge-icon svg { width: 18px; height: 18px; }

/* Channels strip */
.channels { padding: 34px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.channels .container { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 14px 28px; }
.channels p { color: var(--soft); font-size: 0.88rem; font-weight: 500; }
.chip { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-weight: 600; font-size: 0.95rem; }
.chip svg { width: 20px; height: 20px; color: var(--text); }

/* ---------- Sections ---------- */
section { padding: 100px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { max-width: 700px; margin-bottom: 52px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 { margin-top: 12px; font-size: clamp(1.9rem, 3.4vw, 2.7rem); font-weight: 800; }
.section-head p { margin-top: 16px; color: var(--muted); font-size: 1.08rem; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 28px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
}
.card:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: #d9ddf0; }
.card-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent);
  margin-bottom: 20px;
}
.card-icon.teal { background: var(--accent-2-soft); color: var(--accent-2); }
.card-icon svg { width: 24px; height: 24px; }
.card h3 { font-size: 1.15rem; }
.card p { margin-top: 10px; color: var(--muted); font-size: 0.97rem; }
.card-link { display: inline-flex; gap: 6px; margin-top: 16px; font-size: 0.92rem; font-weight: 600; color: var(--accent); }
.card-link:hover { color: var(--accent-dark); }
.tag { display: inline-block; margin-bottom: 14px; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent-2); background: var(--accent-2-soft); padding: 4px 10px; border-radius: 999px; }
.section-foot { margin-top: 40px; }

/* Split (image + text) */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.split.reverse .split-media { order: 2; }
.split-media { position: relative; }
.split-media img { width: 100%; height: auto; border-radius: 24px; box-shadow: var(--shadow-lg); object-fit: cover; }
.split-media .tall { aspect-ratio: 4 / 4.6; }
.split-media .wide { aspect-ratio: 4 / 3; }
.split h2 { margin-top: 12px; font-size: clamp(1.8rem, 3.2vw, 2.5rem); font-weight: 800; }
.split p { margin-top: 16px; color: var(--muted); font-size: 1.05rem; }
.checklist { margin-top: 24px; list-style: none; display: grid; gap: 14px; }
.checklist li { position: relative; padding-left: 34px; font-size: 1rem; }
.checklist li strong { display: block; }
.checklist li span { color: var(--muted); font-size: 0.95rem; }
.checklist li::before {
  content: ""; position: absolute; left: 0; top: 2px;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--accent-2-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230ea5a4' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12 4 4 8-8'/%3E%3C/svg%3E") center / 13px no-repeat;
}

/* Steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.step { position: relative; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; }
.step::before {
  counter-increment: step; content: counter(step);
  display: grid; place-items: center;
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--accent); color: #fff; font-weight: 700; font-size: 0.95rem;
}
.step h3 { margin-top: 18px; font-size: 1.08rem; }
.step p { margin-top: 8px; color: var(--muted); font-size: 0.95rem; }

/* Industries */
.industries { display: grid; grid-template-columns: 1.1fr 1fr; gap: 20px; }
.industry-photo { position: relative; border-radius: 24px; overflow: hidden; min-height: 420px; }
.industry-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.industry-photo .caption {
  position: absolute; left: 20px; right: 20px; bottom: 20px;
  background: rgba(255,255,255,0.94); border-radius: 16px; padding: 18px 20px;
  box-shadow: var(--shadow);
}
.industry-photo .caption h3 { font-size: 1.1rem; }
.industry-photo .caption p { color: var(--muted); font-size: 0.93rem; margin-top: 4px; }
.industry-list { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.industry { background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 20px; }
.industry h3 { font-size: 1rem; }
.industry p { color: var(--muted); font-size: 0.9rem; margin-top: 6px; }

/* FAQ */
.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
.faq details { background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 0 22px; }
.faq summary {
  list-style: none; cursor: pointer; padding: 20px 0;
  display: flex; justify-content: space-between; gap: 16px; align-items: center;
  font: 700 1.02rem var(--display);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 400 1.5rem var(--font); color: var(--accent); transition: transform 0.2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); padding-bottom: 20px; margin-top: -4px; }

/* About */
.about-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 64px; align-items: start; }
.about-text p { color: var(--muted); font-size: 1.06rem; margin-top: 16px; }
.about-text p:first-child { margin-top: 0; }
.facts { display: grid; gap: 12px; }
.fact {
  display: flex; justify-content: space-between; gap: 16px;
  padding: 16px 20px; border: 1px solid var(--border); border-radius: 12px; background: #fff;
  font-size: 0.95rem;
}
.fact span:first-child { color: var(--muted); }
.fact span:last-child { font-weight: 600; text-align: right; }
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.people { display: grid; gap: 14px; }
.person { display: flex; align-items: center; gap: 16px; padding: 20px; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); }
.avatar {
  flex: none; width: 50px; height: 50px; border-radius: 50%;
  display: grid; place-items: center;
  font-weight: 700; color: var(--accent); background: var(--accent-soft);
}
.person h3 { font-size: 1rem; }
.person p { color: var(--muted); font-size: 0.88rem; }

/* CTA */
.cta {
  position: relative; overflow: hidden;
  text-align: center; color: #fff;
  background: linear-gradient(135deg, #4f46e5 0%, #3b5bdb 55%, #0ea5a4 130%);
  border-radius: 28px;
  padding: 76px 28px;
}
.cta h2 { font-size: clamp(1.9rem, 3.6vw, 2.7rem); font-weight: 800; }
.cta p { margin: 14px auto 32px; max-width: 540px; color: rgba(255,255,255,0.85); font-size: 1.05rem; }
.cta .btn { background: #fff; color: var(--accent); }
.cta .btn:hover { background: #f1f2ff; }

/* ---------- Subpage hero ---------- */
.page-hero { padding: 80px 0 56px; background: linear-gradient(180deg, #f7f8ff 0%, #ffffff 100%); }
.page-hero h1 { margin-top: 18px; font-size: clamp(2.2rem, 4.6vw, 3.5rem); font-weight: 800; letter-spacing: -0.03em; max-width: 820px; }
.page-hero p { margin-top: 18px; color: var(--muted); font-size: 1.12rem; max-width: 660px; }
.breadcrumb { font-size: 0.85rem; color: var(--soft); margin-bottom: 18px; }
.breadcrumb a:hover { color: var(--text); }

/* Services page rows */
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; padding: 72px 0; border-top: 1px solid var(--border); scroll-margin-top: 90px; }
.feature:first-child { border-top: 0; padding-top: 0; }
.feature:nth-child(even) .feature-media { order: 2; }
.feature h2 { margin-top: 14px; font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; }
.feature p { margin-top: 14px; color: var(--muted); font-size: 1.04rem; }
.feature .checklist li { font-size: 0.98rem; }
.feature-media img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 24px; box-shadow: var(--shadow-lg); }

/* UI mockup panels (services page) */
.mock {
  background: var(--bg-alt); border: 1px solid var(--border); border-radius: 24px;
  padding: 32px; display: grid; place-items: center; min-height: 340px;
}
.mock-card { width: 100%; max-width: 400px; background: #fff; border: 1px solid var(--border); border-radius: 16px; box-shadow: var(--shadow); overflow: hidden; font-size: 0.86rem; }
.mock-head { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--border); font-weight: 600; }
.mock-head span { color: var(--soft); font-weight: 500; font-size: 0.78rem; }
.mock-row { padding: 12px 16px; border-bottom: 1px solid var(--border); display: grid; gap: 4px; }
.mock-row:last-child { border-bottom: 0; }
.mock-row .from { font-weight: 600; display: flex; justify-content: space-between; }
.mock-row .from em { font-style: normal; font-size: 0.72rem; color: var(--accent-2); background: var(--accent-2-soft); padding: 2px 8px; border-radius: 999px; font-weight: 600; }
.mock-row p { color: var(--muted); margin: 0; font-size: 0.84rem; }
.mock-draft { margin: 12px 16px 16px; padding: 12px; border-radius: 12px; background: var(--accent-soft); color: #312e81; font-size: 0.84rem; }
.mock-draft b { display: block; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 4px; color: var(--accent); }
.call { display: flex; align-items: center; gap: 14px; padding: 16px; }
.call-icon { width: 44px; height: 44px; border-radius: 50%; background: #22c55e; color: #fff; display: grid; place-items: center; }
.call-icon svg { width: 20px; height: 20px; }
.wave { display: flex; gap: 3px; align-items: center; height: 28px; margin-left: auto; }
.wave i { width: 3px; border-radius: 2px; background: var(--accent); opacity: 0.7; }
.flow { display: grid; gap: 10px; padding: 16px; }
.flow-step { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border: 1px solid var(--border); border-radius: 12px; }
.flow-step .n { width: 26px; height: 26px; border-radius: 8px; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; font-weight: 700; font-size: 0.8rem; flex: none; }
.flow-step .ok { margin-left: auto; color: #16a34a; font-weight: 700; }

/* ---------- Contact ---------- */
.contact-panel {
  display: grid; grid-template-columns: 1fr 1.35fr;
  background: #fff; border: 1px solid var(--border); border-radius: 24px;
  overflow: hidden; box-shadow: var(--shadow);
}
.modal {
  position: fixed; inset: 0; z-index: 100;
  display: none; align-items: center; justify-content: center;
  padding: 24px;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.modal.open { display: flex; animation: fade 0.2s ease; }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
.modal-dialog {
  position: relative;
  width: 100%; max-width: 960px; max-height: calc(100vh - 48px); overflow-y: auto;
  display: grid; grid-template-columns: 1fr 1.35fr;
  background: #fff; border-radius: 24px;
  box-shadow: 0 40px 100px -30px rgba(15, 23, 42, 0.5);
  animation: rise 0.25s ease;
}
@keyframes rise { from { transform: translateY(14px); opacity: 0; } to { transform: none; opacity: 1; } }
.modal-close {
  position: absolute; top: 14px; right: 14px; z-index: 1;
  width: 38px; height: 38px; border-radius: 50%;
  background: #fff; border: 1px solid var(--border); color: var(--text);
  cursor: pointer; font-size: 1.3rem; line-height: 1;
}
.modal-close:hover { background: var(--bg-alt); }
.modal-info { padding: 40px 34px; background: var(--accent); color: #fff; }
.modal-info h2 { font-size: 1.7rem; font-weight: 800; }
.modal-info > p { margin-top: 10px; color: rgba(255,255,255,0.85); font-size: 0.96rem; }
.info-list { margin-top: 30px; display: grid; gap: 20px; list-style: none; }
.info-list li { font-size: 0.94rem; }
.info-list .label { display: block; font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(255,255,255,0.65); margin-bottom: 4px; }
.info-list a { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
.modal-form { padding: 40px 34px; }
.modal-form h3 { font-size: 1.25rem; margin-bottom: 22px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.field label { font-size: 0.86rem; font-weight: 600; }
.field label .opt { color: var(--soft); font-weight: 400; }
.field input, .field textarea {
  width: 100%;
  background: #fff; color: var(--text);
  border: 1px solid #d6dae3; border-radius: 10px;
  padding: 12px 14px; font: 400 0.96rem var(--font);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15); }
.form-note { margin-top: 12px; font-size: 0.8rem; color: var(--soft); }
.modal-form .btn { width: 100%; padding: 14px 22px; }

/* ---------- Legal ---------- */
.legal { padding: 72px 0 100px; }
.legal .container { max-width: 820px; }
.legal h1 { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800; }
.legal .sub { color: var(--muted); margin-top: 10px; }
.legal h2 { margin-top: 44px; font-size: 1.25rem; }
.legal p, .legal li { color: var(--muted); margin-top: 10px; }
.legal a { color: var(--accent); }
.legal a:hover { text-decoration: underline; }
.legal-table { margin-top: 16px; width: 100%; border-collapse: collapse; font-size: 0.96rem; }
.legal-table th, .legal-table td { text-align: left; padding: 13px 0; border-bottom: 1px solid var(--border); vertical-align: top; }
.legal-table th { width: 38%; color: var(--muted); font-weight: 500; padding-right: 16px; }

/* ---------- 404 ---------- */
.notfound { min-height: 65vh; display: grid; place-items: center; text-align: center; }
.notfound .code { font: 800 clamp(5rem, 16vw, 9rem) var(--display); line-height: 1; color: var(--accent); }
.notfound p { color: var(--muted); margin: 14px 0 30px; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 64px 0 32px; color: var(--muted); font-size: 0.92rem; background: var(--bg-alt); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 40px; }
.footer-brand p { margin-top: 14px; max-width: 320px; }
.footer-brand .logo { color: var(--text); }
.footer-col { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.footer-col h4 { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text); margin-bottom: 4px; }
.footer-col a:hover, .footer-col button:hover { color: var(--accent); }
.footer-col button { background: none; border: 0; padding: 0; color: inherit; font: inherit; cursor: pointer; text-align: left; }
.footer-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px;
  margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--border);
  font-size: 0.84rem; color: var(--soft);
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .chat { left: 12px; }
  .badge-float { right: 12px; }
}
@media (max-width: 960px) {
  .hero-layout, .split, .feature, .about-grid, .industries { grid-template-columns: 1fr; gap: 44px; }
  .split.reverse .split-media, .feature:nth-child(even) .feature-media { order: 0; }
  .cards, .values { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .modal-dialog, .contact-panel { grid-template-columns: 1fr; }

  .nav-toggle { display: inline-flex; }
  .nav {
    position: absolute; top: 72px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 8px 24px 20px;
    background: #fff; border-bottom: 1px solid var(--border); box-shadow: var(--shadow);
    display: none;
  }
  .nav.open { display: flex; }
  .nav a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--border); font-size: 1rem; }
  .nav .btn { margin-top: 16px; }
}
@media (max-width: 680px) {
  .container { padding: 0 16px; }
  .nav { padding: 8px 16px 20px; }
  .hero { padding: 48px 0 64px; }
  .page-hero { padding: 56px 0 36px; }
  section { padding: 72px 0; }
  .cards, .steps, .values, .industry-list, .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .chat { position: relative; left: auto; bottom: auto; width: 100%; margin-top: -60px; }
  .hero-visual { padding: 0 10px; }
  .badge-float { top: 12px; right: 22px; }
  .industry-photo { min-height: 360px; }
  .mock { padding: 18px; }
  .modal { padding: 0; align-items: stretch; }
  .modal-dialog { max-height: 100vh; border-radius: 0; }
  .modal-info, .modal-form { padding: 32px 22px; }
  .legal-table th { width: 42%; }
}