/* ── RESET ──────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── DESIGN TOKENS ──────────────────────────────────────────────────────── */
:root {
  --bg:           #0b0f1a;
  --bg-alt:       #0f1625;
  --bg-card:      #141d2e;
  --bg-card-h:    #18233a;
  --white:        #ffffff;
  --text:         #cbd5e1;
  --text-muted:   #64748b;
  --accent:       #3b82f6;
  --accent-light: #60a5fa;
  --accent-glow:  rgba(59, 130, 246, 0.12);
  --accent-ring:  rgba(59, 130, 246, 0.30);
  --border:       #1e2d45;
  --border-h:     #2a4a7f;
  --font:         'Inter', system-ui, -apple-system, sans-serif;
  --radius:       8px;
  --radius-lg:    14px;
  --max-w:        1140px;
  --transition:   all 0.22s ease;
}

/* ── BASE ───────────────────────────────────────────────────────────────── */
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background-color: var(--bg);
  color: var(--text);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a   { color: var(--accent-light); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--white); }

/* ── LAYOUT ─────────────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.75rem;
}

section { padding: 5.5rem 0; position: relative; }
.section-alt { background: var(--bg-alt); }

/* ── TYPOGRAPHY ─────────────────────────────────────────────────────────── */
h1, h2, h3, h4 { color: var(--white); font-weight: 700; line-height: 1.18; letter-spacing: -0.025em; }
h1 { font-size: clamp(2.1rem, 4.8vw, 3.5rem); }
h2 { font-size: clamp(1.65rem, 3.2vw, 2.4rem); }
h3 { font-size: 1.1rem; }
h4 { font-size: 0.95rem; }

p { color: var(--text); margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.eyebrow,
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-light);
  background: var(--accent-glow);
  border: 1px solid var(--accent-ring);
  padding: 0.28rem 0.85rem;
  border-radius: 100px;
  margin-bottom: 1.25rem;
}

.two-col-center { align-items: center; }

.section-title { margin-bottom: 1.1rem; }
.section-intro { color: var(--text-muted); font-size: 1.05rem; max-width: 580px; margin: 0 auto 2.75rem; }
.text-center { text-align: center; }

/* ── BUTTONS ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.68rem 1.45rem;
  border-radius: var(--radius);
  font-size: 0.92rem;
  font-weight: 600;
  border: 1.5px solid transparent;
  cursor: pointer;
  font-family: var(--font);
  transition: var(--transition);
  white-space: nowrap;
  letter-spacing: -0.01em;
}
.btn-lg { padding: 0.82rem 1.85rem; font-size: 0.98rem; }

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 0 0 0 var(--accent-ring);
}
.btn-primary:hover {
  background: var(--accent-light);
  border-color: var(--accent-light);
  color: #fff;
  box-shadow: 0 0 20px var(--accent-ring);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border-h);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent-light);
}

.btn-ghost {
  background: var(--accent-glow);
  color: var(--accent-light);
  border-color: var(--accent-ring);
}
.btn-ghost:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ── HEADER ─────────────────────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(11, 15, 26, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  height: 66px;
  gap: 0;
}

.logo {
  font-size: 1rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.02em;
  flex-shrink: 0;
  margin-right: auto;
}
.logo span { color: var(--accent-light); }
.logo:hover { color: var(--white); }

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  margin-right: 1.25rem;
}
.site-nav a {
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0.38rem 0.8rem;
  border-radius: 6px;
  transition: var(--transition);
}
.site-nav a:hover, .site-nav a.active {
  color: var(--white);
  background: rgba(255,255,255,0.06);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  margin-right: 1rem;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── BGFX — background effects ─────────────────────────────────────────── */
.bgfx-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}
.bgfx-glow-blue {
  background: radial-gradient(circle, rgba(59,130,246,0.10) 0%, transparent 68%);
}
.bgfx-glow-dim {
  background: radial-gradient(circle, rgba(59,130,246,0.05) 0%, transparent 70%);
}

.section-content { position: relative; z-index: 1; }

/* ── HERO ───────────────────────────────────────────────────────────────── */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--bg);
  padding: 0;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../assets/hero1.png');
  background-size: cover;
  background-position: center right;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(11,15,26,0.97) 0%,
    rgba(11,15,26,0.88) 40%,
    rgba(11,15,26,0.45) 70%,
    rgba(11,15,26,0.10) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 58%;
  padding: 6rem 0;
}

.hero h1 { margin-bottom: 1.25rem; }
.hero h1 em { font-style: normal; color: var(--accent-light); }

.hero-sub {
  font-size: 1.1rem;
  color: var(--text);
  max-width: 520px;
  margin-bottom: 2.25rem;
  line-height: 1.75;
}

.hero-buttons { display: flex; gap: 0.85rem; flex-wrap: wrap; }

.hero-micro {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-top: 2.75rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.hero-micro-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
}

.hero-micro-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* ── DIVIDER IMAGE ──────────────────────────────────────────────────────── */
.img-divider {
  width: 100%;
  display: block;
  opacity: 0.35;
  pointer-events: none;
  margin: 0;
  padding: 0;
  line-height: 0;
}

.img-divider img {
  width: 100%;
  height: auto;
  display: block;
}

/* ── TWO-COLUMN ─────────────────────────────────────────────────────────── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.two-col-text h2 { margin-bottom: 1rem; }
.two-col-text p  { color: var(--text-muted); margin-bottom: 0.85rem; }
.two-col-text p:last-of-type { margin-bottom: 1.5rem; }

.two-col-image img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
}

/* ── ICON SYSTEM ────────────────────────────────────────────────────────── */
.icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--accent-glow);
  border: 1px solid var(--accent-ring);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-bottom: 1.1rem;
}

.icon-wrap svg {
  width: 20px;
  height: 20px;
  stroke: var(--accent-light);
  fill: none;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ── CARD SYSTEM ────────────────────────────────────────────────────────── */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 2.75rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.85rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-ring), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.card:hover {
  border-color: var(--border-h);
  background: var(--bg-card-h);
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.35), 0 0 0 1px var(--accent-ring);
}

.card:hover::before { opacity: 1; }

.card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.55rem;
}

.card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0;
}

/* ── USE CASE CARD ──────────────────────────────────────────────────────── */
.use-case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.use-case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
}

.use-case-card:hover {
  border-color: var(--border-h);
  box-shadow: 0 0 0 1px var(--accent-ring);
}

.use-case-card .tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-light);
  background: var(--accent-glow);
  border: 1px solid var(--accent-ring);
  padding: 0.18rem 0.65rem;
  border-radius: 100px;
  margin-bottom: 0.9rem;
}

.use-case-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}

.use-case-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
}

/* ── SERVICE ROWS ───────────────────────────────────────────────────────── */
.service-rows { display: flex; flex-direction: column; gap: 1px; margin-top: 2rem; }

.service-row {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.6rem 1.85rem;
  margin-bottom: 0.85rem;
  transition: var(--transition);
}

.service-row:hover { border-color: var(--border-h); background: var(--bg-card-h); }
.service-row:last-child { margin-bottom: 0; }

.service-row-num {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-light);
  letter-spacing: 0.06em;
  padding-top: 0.15rem;
  flex-shrink: 0;
  min-width: 2.25rem;
}

.service-row h3 { font-size: 1rem; margin-bottom: 0.3rem; }
.service-row p  { font-size: 0.86rem; color: var(--text-muted); margin: 0; }

/* ── MICRO ELEMENTS ─────────────────────────────────────────────────────── */
.micro-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-light);
  letter-spacing: 0.01em;
}

.micro-arrow svg {
  width: 14px;
  height: 14px;
  stroke: var(--accent-light);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.2s;
}

.micro-arrow:hover svg { transform: translateX(3px); }

.micro-progress {
  display: flex;
  gap: 0.4rem;
  align-items: center;
  margin-bottom: 0.75rem;
}

.micro-progress-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--border-h);
}
.micro-progress-dot.active { background: var(--accent); }

.micro-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: #34d399;
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.2);
  padding: 0.22rem 0.65rem;
  border-radius: 100px;
}

.micro-badge-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #34d399;
}

/* ── STAT STRIP ─────────────────────────────────────────────────────────── */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 3rem;
}

.stat-item {
  background: var(--bg-card);
  padding: 1.75rem;
  text-align: center;
}

.stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 0.35rem;
}

.stat-num span { color: var(--accent-light); }
.stat-label { font-size: 0.82rem; color: var(--text-muted); font-weight: 500; }

/* ── CHECK LIST ─────────────────────────────────────────────────────────── */
.check-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin: 1.25rem 0;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.93rem;
  color: var(--text-muted);
}

.check-list li::before {
  content: '';
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent-glow);
  border: 1px solid var(--accent-ring);
  flex-shrink: 0;
  margin-top: 0.18rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpolyline points='2.5,6 5,8.5 9.5,3.5' stroke='%2360a5fa' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: 10px;
  background-position: center;
  background-repeat: no-repeat;
}

/* ── PROCESS STEPS ──────────────────────────────────────────────────────── */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3.5rem;
}

.step-num,
.step-number {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-light);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.step-num::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.step h3 { font-size: 1.1rem; margin-bottom: 0.6rem; }
.step p   { font-size: 0.88rem; color: var(--text-muted); margin: 0; }

/* ── PROCESS BLOCKS (how-it-works page) ─────────────────────────────────── */
.process-block {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 2rem;
  padding: 2.75rem 0;
  border-bottom: 1px solid var(--border);
}
.process-block:last-child { border-bottom: none; }
.process-num {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--border-h);
  line-height: 1;
}
.process-block h3 { font-size: 1.2rem; margin-bottom: 0.6rem; }
.process-block p  { color: var(--text-muted); font-size: 0.93rem; margin-bottom: 0.75rem; }

/* ── CALLOUT BOX ────────────────────────────────────────────────────────── */
.callout {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
}

.callout-quote {
  background: var(--accent-glow);
  border: 1px solid var(--accent-ring);
  border-radius: var(--radius-lg);
  padding: 2rem 2.25rem;
}

.callout-quote p:first-child {
  font-size: 1.08rem;
  font-weight: 500;
  color: var(--white);
  line-height: 1.65;
  margin-bottom: 0.85rem;
}

/* ── FAQ ────────────────────────────────────────────────────────────────── */
.faq-list { max-width: 740px; margin: 2.5rem auto 0; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  background: none;
  border: none;
  padding: 1.3rem 0;
  cursor: pointer;
  text-align: left;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--white);
  font-family: var(--font);
  gap: 1rem;
}
.faq-icon { color: var(--accent-light); font-size: 1.25rem; font-weight: 300; flex-shrink: 0; transition: transform 0.2s; }
.faq-answer { display: none; padding-bottom: 1.3rem; font-size: 0.93rem; color: var(--text-muted); line-height: 1.75; }
.faq-item.open .faq-answer { display: block; }
.faq-item.open .faq-icon   { transform: rotate(45deg); }

/* ── PAGE HERO (inner pages) ────────────────────────────────────────────── */
.page-hero {
  padding: 4.5rem 0 3.75rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute;
  top: -180px; right: -180px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(59,130,246,0.07) 0%, transparent 68%);
  pointer-events: none;
}
.page-hero h1 { margin-top: 0.6rem; margin-bottom: 1rem; }
.page-hero p  { color: var(--text-muted); max-width: 600px; font-size: 1.05rem; }

/* ── PAGE HERO — IMAGE VARIANT ──────────────────────────────────────────── */
.page-hero-img {
  min-height: 380px;
  display: flex;
  align-items: center;
  background-size: cover;
  border-bottom: none;
}
.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(11,15,26,0.97) 0%, rgba(11,15,26,0.82) 55%, rgba(11,15,26,0.45) 100%);
  z-index: 0;
}
.page-hero-img .container { position: relative; z-index: 1; }
.page-hero-img h1 { margin-top: 0.6rem; margin-bottom: 1rem; }
.page-hero-img p  { color: var(--text-muted); max-width: 600px; font-size: 1.05rem; }

/* ── HEADER PHONE ───────────────────────────────────────────────────────── */
.header-phone {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-right: 0.75rem;
  transition: var(--transition);
}
.header-phone:hover { color: var(--white); }

/* ── CTA SECTION ────────────────────────────────────────────────────────── */
.cta-section {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  text-align: center;
  padding: 6rem 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  bottom: -200px; left: 50%;
  transform: translateX(-50%);
  width: 700px; height: 400px;
  background: radial-gradient(circle, rgba(59,130,246,0.09) 0%, transparent 65%);
  pointer-events: none;
}

.cta-section h2 { margin-bottom: 1rem; }
.cta-section p  { color: var(--text-muted); max-width: 520px; margin: 0 auto 2.25rem; }
.cta-buttons { display: flex; gap: 0.85rem; justify-content: center; flex-wrap: wrap; }

/* ── FORM ───────────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-size: 0.83rem; font-weight: 600; color: var(--text); margin-bottom: 0.45rem; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.72rem 1.05rem;
  font-size: 0.93rem;
  color: var(--white);
  font-family: var(--font);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.form-group textarea { min-height: 135px; resize: vertical; }
.form-group select option { background: #141d2e; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-note { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.75rem; text-align: center; }

/* ── FOOTER ─────────────────────────────────────────────────────────────── */
.site-footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 3.5rem 0 2rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--border);
}

.footer-brand .logo { display: inline-block; margin-bottom: 0.75rem; }
.footer-brand p { font-size: 0.86rem; color: var(--text-muted); max-width: 270px; }

.footer-col h4 {
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.1rem;
}
.footer-col a {
  display: block;
  font-size: 0.86rem;
  color: var(--text-muted);
  margin-bottom: 0.55rem;
  transition: var(--transition);
}
.footer-col a:hover { color: var(--white); }

.footer-bottom {
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.footer-bottom p { font-size: 0.78rem; color: var(--text-muted); margin: 0; }

/* ── DIVIDER ────────────────────────────────────────────────────────────── */
.divider { height: 1px; background: var(--border); }

/* ── ABSTRACT SECTION BG ────────────────────────────────────────────────── */
.abstract-bg {
  position: relative;
  overflow: hidden;
}
.abstract-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('../assets/abstract1.png');
  background-size: cover;
  background-position: center;
  opacity: 0.04;
  pointer-events: none;
  z-index: 0;
}
.abstract-bg > * { position: relative; z-index: 1; }

/* ── RESPONSIVE ─────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-content { max-width: 72%; }
}

@media (max-width: 900px) {
  .header-phone { display: none; }
  .two-col, .cards-grid, .steps { grid-template-columns: 1fr; }
  .cards-grid { grid-template-columns: 1fr 1fr; }
  .stat-strip { grid-template-columns: 1fr 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .hero-content { max-width: 100%; }
  .hero-bg { opacity: 0.25; }
  .hero-overlay { background: rgba(11,15,26,0.82); }
  .use-case-grid { grid-template-columns: 1fr; }
  .two-col .order-first { order: -1; }
}

@media (max-width: 640px) {
  section { padding: 3.75rem 0; }
  .nav-toggle { display: flex; }
  .site-nav {
    display: none;
    position: fixed;
    top: 66px; left: 0; right: 0;
    background: rgba(11,15,26,0.98);
    border-bottom: 1px solid var(--border);
    padding: 1rem 1.75rem 1.5rem;
    flex-direction: column;
    gap: 0.25rem;
    margin-right: 0;
    backdrop-filter: blur(16px);
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 0.65rem 0.75rem; font-size: 0.95rem; }
  .header-cta { display: none; }
  .cards-grid { grid-template-columns: 1fr; }
  .stat-strip { grid-template-columns: 1fr 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .form-row { grid-template-columns: 1fr; }
  .hero-micro { flex-direction: column; gap: 1rem; align-items: flex-start; }
  .process-block { grid-template-columns: 1fr; gap: 0.5rem; }
  .steps { grid-template-columns: 1fr; gap: 2rem; }
  .step-num::after { display: none; }
}