:root {
  --navy: #1b263b;
  --navy2: #f7f6f2;                   /* warm off-white alt section bg */
  --navy3: #3e6387;
  --gold: #d4a852;                    /* muted amber — CTAs only */
  --gold2: #d4a852;
  --text: #1b263b;
  --muted: #6b7280;
  --card-bg: #ffffff;
  --border: #e5e7eb;
  --border-light: #eeece7;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: #ffffff;
  color: var(--text);
  font-family: "Outfit", sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

/* ── NAV ──────────────────────────────────────────────────────────────────── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 60px;
  background: #ffffff;
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none;
}
.nav-logo-img {
  height: 30px; width: auto;
  filter: brightness(0);   /* white SVG → navy-black on white nav */
}
.nav-logo-sep {
  width: 1px; height: 18px;
  background: rgba(27,38,59,0.2);
  flex-shrink: 0;
}
.nav-logo-sub {
  font-family: "Outfit", sans-serif;
  font-size: 13px; font-weight: 500; letter-spacing: 0.06em;
  color: var(--navy); text-transform: uppercase;
}
.nav-links { display: flex; gap: 36px; list-style: none; }
.nav-links a {
  font-size: 14px; font-weight: 300; letter-spacing: 0.01em;
  color: var(--navy); text-decoration: none; transition: color 0.2s;
}
.nav-links a:hover { color: #848270; }
.nav-cta {
  background: var(--gold); color: var(--navy);
  padding: 10px 24px; font-size: 13px; font-weight: 700;
  font-family: "Playfair Display", serif; font-style: italic;
  letter-spacing: 0.02em; cursor: pointer; transition: background 0.2s;
  text-decoration: none; border: none;
}
.nav-cta:hover { background: #c99a45; }

/* ── SHARED BUTTONS ───────────────────────────────────────────────────────── */
.btn-primary {
  background: var(--gold); color: var(--navy);
  padding: 14px 36px; font-size: 15px; font-weight: 700;
  font-family: "Playfair Display", serif; font-style: italic;
  letter-spacing: 0.02em; text-decoration: none; transition: all 0.2s;
  display: inline-block; border: none; cursor: pointer;
}
.btn-primary:hover { background: #c99a45; transform: translateY(-1px); }
.btn-ghost {
  border: 1.5px solid var(--navy); color: var(--navy); background: #ffffff;
  padding: 14px 36px; font-size: 15px; font-weight: 400;
  font-family: "Outfit", sans-serif;
  letter-spacing: 0.01em; text-decoration: none; transition: all 0.2s;
  display: inline-block; cursor: pointer;
}
.btn-ghost:hover { background: rgba(27,38,59,0.04); }

/* ── SHARED TEXT CLASSES ──────────────────────────────────────────────────── */
.section-label {
  display: inline-block;
  font-size: 13px; font-weight: 400; font-style: italic;
  font-family: "Playfair Display", serif;
  color: var(--navy); letter-spacing: 0.01em;
  background: #ede9e0; border-radius: 100px;
  padding: 5px 18px; margin-bottom: 24px;
}
.section-title {
  font-family: "Playfair Display", serif;
  font-size: clamp(32px, 4vw, 52px); font-weight: 700;
  line-height: 1.12; color: var(--navy); margin-bottom: 20px;
}
.section-body {
  font-size: 17px; font-weight: 300; color: var(--muted);
  max-width: 560px; line-height: 1.7;
}

/* ── HOMEPAGE HERO ────────────────────────────────────────────────────────── */
#hero {
  min-height: 100vh; display: flex; align-items: center;
  justify-content: center; position: relative; overflow: hidden;
  padding: 140px 60px 80px; text-align: center;
  background: #ffffff;
}
.hero-bg { display: none; }
.hero-grid { display: none; }
.hero-content { position: relative; z-index: 2; max-width: 820px; }
.hero-eyebrow {
  display: inline-block;
  font-size: 14px; font-weight: 400; font-style: italic;
  font-family: "Playfair Display", serif;
  color: var(--navy); background: #ede9e0;
  border-radius: 100px; padding: 6px 22px; margin-bottom: 32px;
  letter-spacing: 0.01em;
}
.hero-eyebrow::before, .hero-eyebrow::after { display: none; }
.hero-title {
  font-family: "Playfair Display", serif;
  font-size: clamp(52px, 7.5vw, 96px); font-weight: 700;
  line-height: 1.02; letter-spacing: -0.02em; color: var(--navy); margin-bottom: 20px;
}
.hero-title em {
  font-style: italic;
  background: none;
  -webkit-background-clip: unset; -webkit-text-fill-color: var(--navy);
}
.hero-sub {
  font-size: 17px; font-weight: 300; color: var(--muted);
  max-width: 520px; margin: 0 auto 48px; line-height: 1.7;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero-stats {
  display: flex; justify-content: center; margin-top: 80px;
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 48px 0;
}
.hero-stat {
  flex: 1; padding: 0 40px;
  border-right: 1px solid var(--border);
}
.hero-stat:last-child { border-right: none; }
.hero-stat-num {
  font-family: "Outfit", sans-serif; font-size: 56px;
  font-weight: 600; color: var(--navy); line-height: 1;
}
.hero-stat-label {
  font-size: 12px; font-weight: 400; letter-spacing: 0.02em;
  color: var(--muted); margin-top: 8px;
}

/* ── VISION ───────────────────────────────────────────────────────────────── */
#vision {
  background: var(--navy2); padding: 120px 60px;
  position: relative;
}
#vision::after, #vision::before { display: none; }
#vision > * { position: relative; z-index: 1; }
.vision-layout {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px;
  align-items: center; max-width: 1200px; margin: 0 auto;
}
.vision-quicklinks {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 8px; margin-top: 32px;
}
.vision-quicklink {
  display: inline-flex; align-items: center; padding: 6px 16px;
  background: #ffffff; border: 1px solid var(--border);
  color: var(--muted); text-decoration: none;
  font-size: 11px; font-weight: 500; letter-spacing: 0.08em;
  text-transform: uppercase; transition: all 0.2s; border-radius: 2px;
}
.vision-quicklink:hover { border-color: var(--navy); color: var(--navy); }
.vision-pillars { display: flex; flex-direction: column; gap: 2px; }
.pillar-card {
  display: flex; align-items: flex-start; gap: 24px; padding: 28px 0;
  border-left: none; border-bottom: 1px solid var(--border-light);
  transition: all 0.25s; cursor: default;
}
.pillar-card:last-child { border-bottom: none; }
.pillar-card:hover { padding-left: 8px; }
.pillar-num {
  font-family: "Playfair Display", serif; font-size: 28px; font-weight: 700;
  color: var(--gold); line-height: 1; flex-shrink: 0; width: 36px; margin-top: 2px;
}
.pillar-title { font-size: 16px; font-weight: 600; color: var(--navy); margin-bottom: 4px; }
.pillar-desc { font-size: 14px; color: var(--muted); line-height: 1.6; }

/* ── CAPABILITIES ─────────────────────────────────────────────────────────── */
#pillars { padding: 120px 60px; background: #ffffff; }
.pillars-inner { max-width: 1200px; margin: 0 auto; }
.pillars-header { text-align: center; margin-bottom: 72px; }
.pillars-header .section-body { margin: 0 auto; }
.pillars-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
.pillar-block {
  background: #ffffff; padding: 48px 40px;
  position: relative; overflow: hidden; transition: background 0.2s;
}
.pillar-block:hover { background: var(--navy2); }
.pillar-block::before { display: none; }
.pillar-block-num {
  font-family: "Playfair Display", serif; font-size: 56px; font-weight: 700;
  color: rgba(27,38,59,0.07); line-height: 1; margin-bottom: 20px; display: block;
}
.pillar-block-icon { width: 40px; height: 40px; margin-bottom: 20px; color: var(--gold); display: block; }
.pillar-block-icon svg { width: 100%; height: 100%; }
.pillar-block-title {
  font-family: "Playfair Display", serif; font-size: 22px; font-weight: 700;
  color: var(--navy); margin-bottom: 8px;
}
.pillar-block-subtitle {
  font-size: 11px; font-weight: 600; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--gold); margin-bottom: 16px;
}
.pillar-block-body { font-size: 14px; color: var(--muted); line-height: 1.65; margin-bottom: 24px; }
.pillar-items { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.pillar-items li { font-size: 13px; color: var(--muted); display: flex; align-items: flex-start; gap: 10px; }
.pillar-items li::before { content: "—"; color: var(--gold); flex-shrink: 0; font-size: 12px; margin-top: 2px; }

/* ── SOLUTIONS ────────────────────────────────────────────────────────────── */
#solutions { background: var(--navy2); padding: 120px 60px; }
.solutions-inner { max-width: 1200px; margin: 0 auto; }
.solutions-top { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; margin-bottom: 72px; align-items: end; }
.solutions-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
.solution-card {
  background: #ffffff; padding: 32px 36px;
  border: none; border-left: none;
  transition: background 0.2s; cursor: default; position: relative;
  display: block; text-decoration: none; color: inherit;
}
.solution-card:hover { background: #faf9f6; }
a.solution-card { cursor: pointer; }
.solution-card-header { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 10px; }
.solution-icon { width: 32px; height: 32px; flex-shrink: 0; color: var(--gold); margin-top: 2px; }
.solution-icon svg { width: 100%; height: 100%; }
.solution-name { font-size: 16px; font-weight: 600; color: var(--navy); margin-bottom: 4px; font-family: "Playfair Display", serif; }
.solution-category { font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); margin-bottom: 10px; }
.solution-desc { font-size: 13px; color: var(--muted); line-height: 1.65; }

/* ── OUR APPROACH ─────────────────────────────────────────────────────────── */
#integrity { padding: 120px 60px; background: #ffffff; }
#integrity::after, #integrity::before { display: none; }
#integrity > * { position: relative; }
.integrity-inner { max-width: 1200px; margin: 0 auto; }
.integrity-header { text-align: center; margin-bottom: 64px; }
.integrity-header .section-body { margin: 0 auto; max-width: 640px; }
.integrity-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); margin-bottom: 48px; }
.integrity-card {
  background: #ffffff; padding: 40px 36px;
  border-left: none; transition: background 0.2s;
}
.integrity-card:hover { background: var(--navy2); }
.integrity-card-icon { width: 28px; height: 28px; color: var(--gold); margin-bottom: 16px; }
.integrity-card-icon svg { width: 100%; height: 100%; }
.integrity-card-title { font-size: 16px; font-weight: 600; color: var(--navy); margin-bottom: 10px; font-family: "Playfair Display", serif; }
.integrity-card-body { font-size: 13px; color: var(--muted); line-height: 1.65; }
.integrity-banner {
  background: var(--navy2); border: 1px solid var(--border-light);
  padding: 28px 36px; display: flex; gap: 20px; align-items: flex-start;
}
.integrity-banner-icon { width: 24px; height: 24px; color: var(--gold); flex-shrink: 0; margin-top: 2px; }
.integrity-banner-icon svg { width: 100%; height: 100%; }
.integrity-banner-text { font-size: 14px; color: var(--muted); line-height: 1.7; }
.integrity-banner-text strong { color: var(--navy); font-weight: 600; }

/* ── PROOF ────────────────────────────────────────────────────────────────── */
#proof { padding: 120px 60px; background: var(--navy2); }
#proof::after, #proof::before { display: none; }
.proof-inner { max-width: 1200px; margin: 0 auto; }
.proof-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.proof-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border); border: 1px solid var(--border); }
.metric-card {
  background: #ffffff; padding: 36px 32px; text-align: center;
  border-bottom: none; transition: background 0.2s;
}
.metric-card:hover { background: #faf9f6; }
.metric-num {
  font-family: "Outfit", sans-serif; font-size: 52px;
  font-weight: 600; color: var(--navy); line-height: 1; margin-bottom: 10px;
}
.metric-label { font-size: 12px; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.metric-sub { font-size: 12px; color: rgba(27,38,59,0.35); }

/* ── TECHNOLOGY ───────────────────────────────────────────────────────────── */
#technology { background: #ffffff; padding: 120px 60px; }
#technology::after { display: none; }
#technology > * { position: relative; }
.tech-inner { max-width: 1200px; margin: 0 auto; }
.tech-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.tech-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 32px; }
.tech-tag {
  background: var(--navy2); border: 1px solid var(--border-light);
  color: var(--muted); font-size: 12px; font-weight: 500; padding: 7px 16px; letter-spacing: 0.04em;
}
.arch-list { display: flex; flex-direction: column; gap: 0; margin-top: 32px; border: 1px solid var(--border); }
.arch-item {
  display: flex; gap: 20px; align-items: flex-start; padding: 20px 24px;
  background: #ffffff; border-right: none; border-bottom: 1px solid var(--border);
  transition: background 0.2s;
}
.arch-item:last-child { border-bottom: none; }
.arch-item:hover { background: var(--navy2); }
.arch-icon { color: var(--gold); flex-shrink: 0; width: 18px; height: 18px; margin-top: 3px; }
.arch-icon svg { width: 100%; height: 100%; }
.arch-title { font-size: 14px; font-weight: 600; color: var(--navy); margin-bottom: 3px; }
.arch-desc { font-size: 13px; color: var(--muted); }

/* ── CTA / CONTACT FORM ───────────────────────────────────────────────────── */
#cta { padding: 120px 60px; background: var(--navy); }
#cta::after, #cta::before { display: none; }
.cta-inner { position: relative; z-index: 2; max-width: 640px; margin: 0 auto; text-align: center; }
.cta-form-label {
  display: inline-block; font-size: 13px; font-weight: 400; font-style: italic;
  font-family: "Playfair Display", serif; color: rgba(244,211,152,0.8);
  background: rgba(244,211,152,0.1); border-radius: 100px;
  padding: 5px 18px; margin-bottom: 24px;
}
.cta-heading {
  font-family: "Playfair Display", serif; font-size: clamp(28px, 4vw, 44px);
  font-weight: 700; color: #ffffff; line-height: 1.15; margin-bottom: 12px;
}
.cta-sub {
  font-size: 16px; font-weight: 300; color: rgba(255,255,255,0.55); margin-bottom: 44px; line-height: 1.6;
}
.contact-form { text-align: left; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-group { display: flex; flex-direction: column; gap: 7px; margin-bottom: 16px; }
.form-row .form-group { margin-bottom: 0; }
.form-group label {
  font-size: 11px; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: rgba(255,255,255,0.4);
}
.form-group label .req { color: var(--gold); }
.form-group label .opt { color: rgba(255,255,255,0.2); font-weight: 400; text-transform: none; letter-spacing: 0; }
.form-group input, .form-group textarea {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.15);
  color: #ffffff; font-family: "Outfit", sans-serif; font-size: 14px;
  padding: 12px 16px; outline: none; transition: border-color 0.2s; width: 100%;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(255,255,255,0.2); }
.form-group input:focus, .form-group textarea:focus { border-color: rgba(212,168,82,0.55); }
.form-group input.input-error, .form-group textarea.input-error { border-color: rgba(220,80,80,0.6); }
.form-group textarea { resize: vertical; min-height: 120px; }
.btn-submit {
  width: 100%; background: var(--gold); color: var(--navy);
  padding: 14px 24px; font-family: "Playfair Display", serif; font-size: 14px; font-weight: 700;
  font-style: italic; letter-spacing: 0.04em; border: none; cursor: pointer;
  transition: background 0.2s, transform 0.15s; margin-top: 8px; display: block;
}
.btn-submit:hover { background: #c99a45; transform: translateY(-1px); }
.btn-submit:active { transform: translateY(0); }
.contact-success {
  display: none; flex-direction: column; align-items: center; gap: 16px;
  padding: 56px 24px; text-align: center;
}
.contact-success i { color: var(--gold); }
.contact-success-title { font-size: 22px; font-weight: 600; color: #ffffff; }
.contact-success-body { font-size: 15px; color: rgba(255,255,255,0.5); }

/* ── FOOTER ───────────────────────────────────────────────────────────────── */
footer {
  border-top: 1px solid rgba(255,255,255,0.08); padding: 36px 60px;
  display: flex; align-items: center; justify-content: space-between; background: var(--navy);
}
.footer-brand { font-size: 13px; color: rgba(255,255,255,0.4); letter-spacing: 0.04em; }
.footer-brand span { color: var(--gold); font-weight: 600; }
.footer-links { display: flex; gap: 28px; }
.footer-links a { font-size: 12px; color: rgba(255,255,255,0.4); text-decoration: none; transition: color 0.2s; }
.footer-links a:hover { color: #ffffff; }

/* ── ANIMATIONS ───────────────────────────────────────────────────────────── */
.fade-in { opacity: 0; transform: translateY(24px); transition: opacity 0.65s ease, transform 0.65s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ═══════════════════════════════════════════════════════════════════════════
   PRODUCT PAGES
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── BREADCRUMB ───────────────────────────────────────────────────────────── */
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 500; letter-spacing: 0.05em;
  color: var(--muted); margin-bottom: 28px;
}
.breadcrumb a { color: var(--muted); text-decoration: none; transition: color 0.2s; }
.breadcrumb a:hover { color: var(--navy); }
.breadcrumb-sep { opacity: 0.4; }
.breadcrumb-current { color: var(--navy); font-weight: 600; }

/* ── PRODUCT HERO ─────────────────────────────────────────────────────────── */
#product-hero {
  min-height: 52vh; display: flex; align-items: center;
  position: relative; overflow: hidden; padding: 140px 60px 80px;
  background: #ffffff; border-bottom: 1px solid var(--border);
}
.product-hero-bg { display: none; }
.product-hero-grid { display: none; }
.product-hero-inner {
  position: relative; z-index: 2; max-width: 1200px; margin: 0 auto; width: 100%;
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
}
.product-hero-icon { width: 44px; height: 44px; color: var(--gold); margin-bottom: 16px; display: block; }
.product-hero-icon svg { width: 100%; height: 100%; }
.product-hero-eyebrow {
  display: inline-block; font-size: 13px; font-weight: 400; font-style: italic;
  font-family: "Playfair Display", serif; color: var(--navy);
  background: #ede9e0; border-radius: 100px; padding: 5px 18px;
  margin-bottom: 20px; letter-spacing: 0.01em;
}
.product-hero-title {
  font-family: "Playfair Display", serif; font-size: clamp(36px, 5vw, 60px);
  font-weight: 700; line-height: 1.07; color: var(--navy); margin-bottom: 20px;
}
.product-hero-title em {
  font-style: italic;
  background: none; -webkit-background-clip: unset; -webkit-text-fill-color: var(--navy);
}
.product-hero-desc {
  font-size: 16px; font-weight: 300; color: var(--muted); line-height: 1.7; margin-bottom: 32px; max-width: 480px;
}
.product-hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.product-hero-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border); border: 1px solid var(--border); }
.product-metric {
  background: #ffffff; padding: 28px 24px;
  border-bottom: none; transition: background 0.2s;
}
.product-metric:hover { background: var(--navy2); }
.product-metric-num {
  font-family: "Outfit", sans-serif; font-size: 40px; font-weight: 600;
  color: var(--navy); line-height: 1; margin-bottom: 8px;
}
.product-metric-label {
  font-size: 11px; font-weight: 500; letter-spacing: 0.07em;
  text-transform: uppercase; color: var(--muted);
}
.product-metric-sub { font-size: 11px; color: rgba(27,38,59,0.35); margin-top: 4px; }

/* ── FEATURES SECTION ─────────────────────────────────────────────────────── */
#features { padding: 100px 60px; background: var(--navy2); }
.features-inner { max-width: 1200px; margin: 0 auto; }
.features-header { text-align: center; margin-bottom: 64px; }
.features-header .section-body { margin: 0 auto; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
.feature-card {
  background: #ffffff; padding: 36px 32px;
  border-top: none; transition: background 0.2s;
}
.feature-card:hover { background: #faf9f6; }
.feature-icon { width: 32px; height: 32px; color: var(--gold); margin-bottom: 16px; }
.feature-icon svg { width: 100%; height: 100%; }
.feature-title { font-size: 15px; font-weight: 600; color: var(--navy); margin-bottom: 10px; font-family: "Playfair Display", serif; }
.feature-desc { font-size: 13px; color: var(--muted); line-height: 1.65; }

/* ── SCREENSHOTS SECTION ──────────────────────────────────────────────────── */
#screenshots { background: #ffffff; padding: 100px 60px; }
.screenshots-inner { max-width: 1200px; margin: 0 auto; }
.screenshots-header { text-align: center; margin-bottom: 56px; }
.screenshots-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
.screenshot-card {
  background: #ffffff; border: none;
  overflow: hidden; transition: background 0.2s;
}
.screenshot-card:hover { background: var(--navy2); }
.screenshot-card img { width: 100%; display: block; object-fit: cover; }
.screenshot-placeholder {
  width: 100%; aspect-ratio: 16/9;
  background: var(--navy2);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
  border-bottom: 1px solid var(--border);
}
.screenshot-placeholder i { color: rgba(27,38,59,0.12); }
.screenshot-placeholder span {
  font-size: 11px; font-weight: 500; letter-spacing: 0.12em;
  text-transform: uppercase; color: rgba(27,38,59,0.2);
}
.screenshot-info { padding: 20px 24px; }
.screenshot-title { font-size: 14px; font-weight: 600; color: var(--navy); margin-bottom: 6px; font-family: "Playfair Display", serif; }
.screenshot-desc { font-size: 12px; color: var(--muted); line-height: 1.5; }

/* ── HAMBURGER BUTTON ─────────────────────────────────────────────────────── */
.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 6px; flex-shrink: 0;
}
.nav-hamburger span {
  display: block; width: 22px; height: 1.5px;
  background: var(--navy); border-radius: 0; transition: all 0.25s;
}
nav.nav-open .nav-hamburger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
nav.nav-open .nav-hamburger span:nth-child(2) { opacity: 0; transform: scaleX(0); }
nav.nav-open .nav-hamburger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── RESPONSIVE ───────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  nav { padding: 16px 20px; flex-wrap: wrap; gap: 0; align-items: center; background: #ffffff; }
  .nav-logo { flex: 1; font-size: 16px; }
  .nav-hamburger { display: flex; }
  .nav-cta { font-size: 12px; padding: 8px 14px; margin-right: 12px; white-space: nowrap; }
  .nav-links {
    display: none; flex-direction: column; gap: 0;
    width: 100%; order: 10; margin-top: 12px;
    border-top: 1px solid var(--border); padding: 8px 0 4px;
  }
  nav.nav-open .nav-links { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 11px 4px; font-size: 15px; color: var(--navy); }

  #hero { padding: 96px 20px 64px; }
  #vision, #pillars, #solutions, #integrity, #proof, #technology { padding: 72px 20px; }
  #cta { padding: 72px 20px; }

  .hero-sub { font-size: 16px; }
  .hero-actions { flex-direction: column; align-items: center; gap: 12px; }
  .hero-actions .btn-primary, .hero-actions .btn-ghost {
    width: 100%; max-width: 340px; text-align: center; padding: 14px 24px; font-size: 14px;
  }
  .hero-stats { flex-wrap: wrap; margin-top: 52px; padding: 32px 0; }
  .hero-stat { flex: 0 0 50%; padding: 16px 20px; border-right: none; border-bottom: 1px solid var(--border); }
  .hero-stat:nth-child(odd) { border-right: 1px solid var(--border); }
  .hero-stat:last-child, .hero-stat:nth-last-child(-n+2):nth-child(odd) { border-bottom: none; }
  .hero-stat-num { font-size: 40px; }
  .vision-quicklinks { gap: 6px; margin-top: 24px; }
  .vision-layout { grid-template-columns: 1fr; gap: 40px; }
  .pillars-grid { grid-template-columns: 1fr; }
  .pillars-header { margin-bottom: 48px; }
  .pillar-block { padding: 36px 24px; }
  .solutions-top { grid-template-columns: 1fr; gap: 24px; margin-bottom: 40px; }
  .solutions-grid { grid-template-columns: 1fr; }
  .solution-card { padding: 24px 20px; }
  .integrity-grid { grid-template-columns: 1fr; }
  .integrity-banner { flex-direction: column; gap: 12px; padding: 24px 20px; }
  .proof-layout { grid-template-columns: 1fr; gap: 48px; }
  .proof-metrics { grid-template-columns: 1fr 1fr; }
  .metric-num { font-size: 40px; }
  .tech-layout { grid-template-columns: 1fr; gap: 40px; }
  footer { flex-direction: column; gap: 20px; text-align: center; padding: 32px 20px; }
  .footer-links { flex-wrap: wrap; justify-content: center; gap: 16px 24px; }

  #product-hero { padding: 88px 20px 48px; }
  .product-hero-inner { grid-template-columns: 1fr; gap: 36px; }
  .product-hero-metrics { display: none; }
  .product-hero-icon { width: 32px; height: 32px; margin-bottom: 12px; }
  .breadcrumb { margin-bottom: 18px; }
  .product-hero-desc { font-size: 15px; margin-bottom: 24px; }
  .product-hero-actions { flex-direction: column; align-items: stretch; gap: 10px; }
  .product-hero-actions .btn-primary, .product-hero-actions .btn-ghost {
    width: 100%; text-align: center; padding: 14px 24px; font-size: 14px;
  }
  #features { padding: 60px 20px; }
  .features-header { margin-bottom: 40px; }
  .features-grid { grid-template-columns: 1fr; }
  .feature-card { padding: 28px 20px; }
  #screenshots { padding: 60px 20px; }
  .screenshots-grid { grid-template-columns: 1fr; }
  .screenshot-card img { max-height: 220px; object-fit: cover; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .form-row .form-group { margin-bottom: 16px; }
  .cta-sub { font-size: 15px; margin-bottom: 36px; }
}

@media (max-width: 480px) {
  nav { padding: 14px 16px; }
  .nav-cta { display: none; }
  .nav-logo { font-size: 15px; }
  #hero { padding: 84px 16px 56px; }
  #vision, #pillars, #solutions, #integrity, #proof, #technology, #cta { padding: 60px 16px; }
  #product-hero { padding: 80px 16px 44px; }
  #features, #screenshots { padding: 52px 16px; }
  .proof-metrics { grid-template-columns: 1fr; }
  .metric-num { font-size: 36px; }
  footer { padding: 28px 16px; }
  .hero-stat-num { font-size: 34px; }
  .section-title { font-size: clamp(26px, 8vw, 40px); }
  .product-hero-title { font-size: clamp(30px, 9vw, 46px); }
  .product-hero-icon { width: 28px; height: 28px; }
  .screenshot-card img { max-height: 180px; }
}