/* ============================================
   SIGNAL HOUSE VENTURES — Main Stylesheet
   Mobile-first | Premium Dark Theme
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@600;700;800&display=swap');

/* --- Custom Properties --- */
:root {
  --bg:         #050c1a;
  --bg-card:    rgba(255, 255, 255, 0.035);
  --bg-card-hv: rgba(255, 255, 255, 0.065);
  --border:     rgba(255, 255, 255, 0.07);
  --border-hv:  rgba(59, 130, 246, 0.4);

  --blue:       #3b82f6;
  --blue-light: #60a5fa;
  --blue-dark:  #1d4ed8;
  --amber:      #f59e0b;
  --amber-light:#fcd34d;
  --green:      #10b981;
  --pink:       #ec4899;

  --text:       #f8fafc;
  --text-muted: #94a3b8;
  --text-dim:   #64748b;

  --radius-sm:  6px;
  --radius:     12px;
  --radius-lg:  20px;
  --radius-xl:  32px;

  --shadow-blue: 0 0 40px rgba(59, 130, 246, 0.15);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);

  --nav-h: 72px;
  --max-w: 1200px;
  --section-pad: 100px;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

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

section { padding: var(--section-pad) 0; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-light);
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.section-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 16px;
}

.section-sub {
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 560px;
}

.text-center { text-align: center; }
.text-center .section-sub { margin: 0 auto; }

/* --- Gradient text --- */
.grad {
  background: linear-gradient(135deg, var(--blue-light) 0%, var(--amber) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.35);
}
.btn-primary:hover {
  background: var(--blue-dark);
  box-shadow: 0 6px 28px rgba(59, 130, 246, 0.5);
  transform: translateY(-1px);
}

.btn-ghost {
  color: var(--text);
  border: 1px solid var(--border);
  background: var(--bg-card);
}
.btn-ghost:hover {
  border-color: var(--border-hv);
  background: var(--bg-card-hv);
  transform: translateY(-1px);
}

.btn-amber {
  background: var(--amber);
  color: #050c1a;
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.35);
}
.btn-amber:hover {
  background: var(--amber-light);
  box-shadow: 0 6px 28px rgba(245, 158, 11, 0.5);
  transform: translateY(-1px);
}

.btn-lg { padding: 17px 36px; font-size: 16px; border-radius: var(--radius-lg); }

/* --- Card --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all 0.25s ease;
}
.card:hover {
  border-color: var(--border-hv);
  background: var(--bg-card-hv);
  box-shadow: var(--shadow-blue);
  transform: translateY(-4px);
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: all 0.3s ease;
}

.nav.scrolled {
  background: rgba(5, 12, 26, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 24px rgba(0,0,0,0.3);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.nav-logo-icon {
  width: 36px;
  height: 36px;
  background: var(--blue);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px rgba(59,130,246,0.4);
}

.nav-logo-text {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.01em;
}

.nav-logo-text span { color: var(--blue-light); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  transition: all 0.15s ease;
}
.nav-link:hover, .nav-link.active { color: var(--text); background: rgba(255,255,255,0.06); }

.nav-cta { margin-left: 8px; }

/* Mobile menu */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.25s ease;
}
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.nav-mobile {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: rgba(5, 12, 26, 0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 24px;
  flex-direction: column;
  gap: 8px;
  z-index: 999;
}
.nav-mobile.open { display: flex; }
.nav-mobile .nav-link { font-size: 16px; padding: 12px 16px; }
.nav-mobile .btn { width: 100%; justify-content: center; margin-top: 8px; }

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(59,130,246,0.12) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 80% 50%, rgba(245,158,11,0.06) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 20% 70%, rgba(236,72,153,0.04) 0%, transparent 60%);
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59,130,246,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,130,246,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 0%, transparent 100%);
}

.hero .container {
  position: relative;
  z-index: 1;
  padding-top: 60px;
  padding-bottom: 60px;
}

.hero-content {
  max-width: 760px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: var(--blue-light);
  margin-bottom: 32px;
}

.hero-badge .dot {
  width: 7px; height: 7px;
  background: var(--blue);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--blue);
  animation: pulse 2s ease-in-out infinite;
}

.hero-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(40px, 7vw, 76px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: clamp(16px, 2.5vw, 19px);
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.hero-stat-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 28px;
  font-weight: 800;
  color: var(--text);
}

.hero-stat-num span { color: var(--blue-light); }

.hero-stat-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Signal animation */
.hero-visual {
  position: absolute;
  right: -60px;
  top: 50%;
  transform: translateY(-50%);
  width: 480px;
  height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.signal-core {
  width: 80px; height: 80px;
  background: var(--blue);
  border-radius: 50%;
  box-shadow: 0 0 40px rgba(59,130,246,0.6), 0 0 80px rgba(59,130,246,0.3);
  position: relative;
  z-index: 2;
}

.signal-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(59,130,246,0.3);
  animation: signal-expand 3s ease-out infinite;
}
.signal-ring:nth-child(2) { width: 160px; height: 160px; animation-delay: 0s; }
.signal-ring:nth-child(3) { width: 260px; height: 260px; animation-delay: 0.8s; }
.signal-ring:nth-child(4) { width: 360px; height: 360px; animation-delay: 1.6s; }
.signal-ring:nth-child(5) { width: 460px; height: 460px; animation-delay: 2.4s; }

/* ============================================
   LOGOS / TRUST BAR
   ============================================ */
.trust-bar {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.trust-bar-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  text-align: center;
  margin-bottom: 28px;
}

.trust-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 48px;
}

.trust-logo {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-dim);
  letter-spacing: -0.01em;
  opacity: 0.6;
  transition: opacity 0.2s;
}
.trust-logo:hover { opacity: 1; }

/* ============================================
   SERVICES GRID
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 56px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--amber));
  opacity: 0;
  transition: opacity 0.25s ease;
}

.service-card:hover {
  border-color: var(--border-hv);
  background: var(--bg-card-hv);
  box-shadow: var(--shadow-blue);
  transform: translateY(-6px);
}
.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 52px; height: 52px;
  background: rgba(59,130,246,0.12);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
}

.service-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
}

.service-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--blue-light);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s;
}
.service-link:hover { gap: 10px; }

/* ============================================
   WHY US
   ============================================ */
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-top: 40px;
}

.why-items { display: flex; flex-direction: column; gap: 28px; }

.why-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.why-icon {
  width: 44px; height: 44px;
  background: rgba(245,158,11,0.1);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.why-text h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

.why-text p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
}

.why-visual {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.why-metric {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.why-metric-label { font-size: 13px; color: var(--text-muted); }
.why-metric-val {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 24px;
  font-weight: 800;
  color: var(--green);
}

/* ============================================
   PROCESS STEPS
   ============================================ */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin-top: 56px;
  counter-reset: step;
}

.step {
  text-align: center;
  padding: 32px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  position: relative;
}

.step-num {
  width: 48px; height: 48px;
  background: rgba(59,130,246,0.15);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 800;
  color: var(--blue-light);
  margin: 0 auto 16px;
  font-family: 'Plus Jakarta Sans', sans-serif;
}

.step h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.step p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ============================================
   TESTIMONIAL
   ============================================ */
.testimonial-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 56px;
  max-width: 800px;
  margin: 56px auto 0;
  text-align: center;
  position: relative;
}

.testimonial-wrap::before {
  content: '"';
  position: absolute;
  top: 24px; left: 40px;
  font-size: 80px;
  font-family: Georgia, serif;
  color: var(--blue);
  opacity: 0.3;
  line-height: 1;
}

.testimonial-text {
  font-size: clamp(17px, 2.5vw, 21px);
  line-height: 1.7;
  color: var(--text);
  font-style: italic;
  margin-bottom: 32px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.testimonial-avatar {
  width: 48px; height: 48px;
  background: linear-gradient(135deg, var(--blue), var(--amber));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  color: #fff;
}

.testimonial-name {
  font-weight: 700;
  color: var(--text);
  font-size: 15px;
}
.testimonial-role { font-size: 13px; color: var(--text-muted); }

/* ============================================
   CTA BANNER
   ============================================ */
.cta-section {
  background: linear-gradient(135deg, rgba(59,130,246,0.12) 0%, rgba(245,158,11,0.08) 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.cta-inner {
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
}

.cta-inner .section-title { margin-bottom: 16px; }
.cta-inner p {
  font-size: 17px;
  color: var(--text-muted);
  margin-bottom: 36px;
  line-height: 1.7;
}

.cta-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   FOOTER
   ============================================ */
footer {
  padding: 64px 0 32px;
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 16px 0 24px;
  max-width: 260px;
}

.footer-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 14px;
  color: var(--text-muted);
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--text); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--text-dim);
}

.footer-bottom a {
  color: var(--text-muted);
  font-size: 13px;
  transition: color 0.15s;
}
.footer-bottom a:hover { color: var(--blue-light); }

.footer-legal { display: flex; gap: 20px; }

/* Social icons */
.social-links { display: flex; gap: 10px; }

.social-link {
  width: 36px; height: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  transition: all 0.15s ease;
  color: var(--text-muted);
}
.social-link:hover {
  border-color: var(--border-hv);
  color: var(--blue-light);
  background: rgba(59,130,246,0.1);
}

/* ============================================
   PAGE HEROES (inner pages)
   ============================================ */
.page-hero {
  padding: 160px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 50% at 50% 0%, rgba(59,130,246,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.page-hero .section-label { display: inline-flex; margin: 0 auto 20px; }
.page-hero .section-title { font-size: clamp(32px, 5vw, 56px); }
.page-hero .section-sub { margin: 0 auto; text-align: center; max-width: 580px; }

/* ============================================
   SERVICES PAGE
   ============================================ */
.services-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 56px;
}

.service-row {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 32px;
  align-items: center;
  transition: all 0.25s ease;
}
.service-row:hover {
  border-color: var(--border-hv);
  background: var(--bg-card-hv);
  box-shadow: var(--shadow-blue);
}

.service-row-icon {
  width: 64px; height: 64px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  flex-shrink: 0;
}

.service-row-body h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.service-row-body p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 16px;
}

.service-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.service-tag {
  font-size: 12px;
  font-weight: 500;
  color: var(--blue-light);
  background: rgba(59,130,246,0.08);
  border: 1px solid rgba(59,130,246,0.15);
  padding: 4px 10px;
  border-radius: 100px;
}

/* ============================================
   DETAIL PAGE
   ============================================ */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
  margin-top: 60px;
}

.detail-sticky {
  position: sticky;
  top: calc(var(--nav-h) + 24px);
}

.detail-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
}

.detail-card h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text);
}

.detail-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.detail-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-muted);
}

.detail-list li::before {
  content: '';
  width: 18px; height: 18px;
  background: rgba(16,185,129,0.15);
  border: 1px solid rgba(16,185,129,0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%2310b981' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

/* ============================================
   ABOUT PAGE
   ============================================ */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 56px;
}

.value-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all 0.25s ease;
}
.value-card:hover {
  border-color: var(--border-hv);
  transform: translateY(-4px);
  box-shadow: var(--shadow-blue);
}

.value-icon {
  font-size: 28px;
  margin-bottom: 16px;
}
.value-card h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.value-card p { font-size: 14px; color: var(--text-muted); line-height: 1.65; }

.about-story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-story-text h2 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.about-story-text p {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 16px;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.about-stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
}

.about-stat-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 36px;
  font-weight: 900;
  color: var(--blue-light);
  margin-bottom: 4px;
}

.about-stat-label {
  font-size: 13px;
  color: var(--text-muted);
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 56px;
  margin-top: 56px;
  align-items: start;
}

.contact-info h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
}

.contact-info p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 32px;
}

.contact-methods { display: flex; flex-direction: column; gap: 16px; }

.contact-method {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.contact-method-icon {
  width: 40px; height: 40px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.contact-method-label { font-size: 12px; color: var(--text-dim); margin-bottom: 2px; }
.contact-method-val { font-size: 15px; font-weight: 600; color: var(--text); }

/* Form */
.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px;
}

.form-card h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 28px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 13px 16px;
  font-size: 15px;
  font-family: inherit;
  color: var(--text);
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-dim); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.1);
}

.form-group select { appearance: none; cursor: pointer; }
.form-group textarea { resize: vertical; min-height: 120px; }

.form-submit { width: 100%; justify-content: center; margin-top: 8px; }

.form-note {
  font-size: 12px;
  color: var(--text-dim);
  text-align: center;
  margin-top: 12px;
}

/* ============================================
   FAQ ACCORDION
   ============================================ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 56px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.2s;
}

.faq-item.open { border-color: var(--border-hv); }

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 28px;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  background: none;
  border: none;
  font-family: inherit;
  transition: background 0.15s;
}

.faq-question:hover { background: rgba(255,255,255,0.02); }

.faq-chevron {
  width: 20px; height: 20px;
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform 0.25s ease;
}

.faq-item.open .faq-chevron { transform: rotate(180deg); color: var(--blue-light); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer-inner {
  padding: 0 28px 24px;
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.75;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}

.faq-item.open .faq-answer { max-height: 400px; }

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px var(--blue); }
  50% { opacity: 0.6; box-shadow: 0 0 4px var(--blue); }
}

@keyframes signal-expand {
  0% { transform: scale(0.2); opacity: 0.8; }
  100% { transform: scale(1); opacity: 0; }
}

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: none;
}

/* ============================================
   RESPONSIVE — MOBILE
   ============================================ */
@media (max-width: 900px) {
  :root { --section-pad: 64px; }

  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }

  .hero-visual { display: none; }

  .why-grid,
  .about-story,
  .detail-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }

  .detail-sticky { position: static; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-grid > :first-child { grid-column: 1 / -1; }

  .service-row {
    grid-template-columns: auto 1fr;
    gap: 20px;
  }
  .service-row .btn { display: none; }

  .form-row { grid-template-columns: 1fr; }
  .form-card { padding: 32px 24px; }

  .testimonial-wrap { padding: 40px 28px; }
}

@media (max-width: 600px) {
  :root { --section-pad: 48px; }

  .hero-stats { gap: 24px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { justify-content: center; }

  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .footer-legal { justify-content: center; }

  .contact-grid { gap: 32px; }
  .about-stats { grid-template-columns: 1fr 1fr; }

  .cta-actions { flex-direction: column; align-items: center; }
}