/* ============================================================
   ZENERGY INTERNET MARKETING — Global Stylesheet
   Premium dark authority site | Built 2026
   ============================================================ */

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

:root {
  /* Colors */
  --bg:           #050810;
  --surface:      #0b1424;
  --surface-2:    #101e38;
  --surface-3:    #142242;
  --border:       rgba(0, 200, 215, 0.13);
  --border-hover: rgba(0, 200, 215, 0.35);
  --accent:       #00c8d7;
  --accent-bright:#05ecfc;
  --accent-glow:  rgba(0, 200, 215, 0.18);
  --accent-deep:  rgba(0, 200, 215, 0.08);
  --gold:         #f0a714;
  --text:         #dde6f2;
  --text-sec:     #7a9abf;
  --text-muted:   #3d5473;
  --white:        #ffffff;

  /* Typography */
  --font-head: 'Syne', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --gap: 2rem;
  --section-pad: 6rem 6%;
  --section-pad-sm: 4rem 6%;

  /* Borders */
  --radius: 12px;
  --radius-sm: 6px;
  --radius-lg: 20px;

  /* Transitions */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

html { scroll-behavior: smooth; }

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-bright); }

img { max-width: 100%; display: block; }

/* ── Typography Scale ──────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-head);
  color: var(--white);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.8rem, 5.5vw, 5rem); }
h2 { font-size: clamp(2rem, 3.5vw, 3rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.7rem); }
h4 { font-size: 1.15rem; }

p { color: var(--text-sec); line-height: 1.75; }

.accent { color: var(--accent); }
.accent-gold { color: var(--gold); }

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 1rem;
}

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.8rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: all 0.25s var(--ease);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
}
.btn-primary:hover {
  background: var(--accent-bright);
  color: var(--bg);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 200, 215, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--border-hover);
}
.btn-outline:hover {
  background: var(--accent-deep);
  color: var(--accent-bright);
  border-color: var(--accent);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-sec);
  padding: 0.8rem 0;
  font-size: 0.8rem;
}
.btn-ghost:hover { color: var(--accent); }
.btn-ghost::after { content: ' →'; }

/* ── Navigation ────────────────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 6%;
  background: rgba(5, 8, 16, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s, border-color 0.3s;
}

.nav-logo {
  display: flex;
  flex-direction: column;
  gap: 0;
  text-decoration: none;
  line-height: 1;
}

.nav-logo-mark {
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.03em;
}

.nav-logo-mark span {
  color: var(--accent);
}

.nav-logo-sub {
  font-family: var(--font-body);
  font-size: 0.48rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-sec);
  margin-top: 2px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.2rem;
  list-style: none;
}

.nav-menu a {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-sec);
  text-decoration: none;
  transition: color 0.2s;
  position: relative;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.25s var(--ease);
}

.nav-menu a:hover,
.nav-menu a.active { color: var(--white); }
.nav-menu a:hover::after,
.nav-menu a.active::after { width: 100%; }

.nav-cta { margin-left: 1rem; }

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-sec);
  transition: all 0.3s;
}

.mob-nav {
  display: none;
  position: fixed;
  top: 72px; left: 0; right: 0;
  background: rgba(5, 8, 16, 0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 2rem 6%;
  z-index: 999;
}

.mob-nav.open { display: block; }

.mob-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin-bottom: 1.5rem;
}

.mob-nav a {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-sec);
  text-decoration: none;
}

.mob-nav a:hover { color: var(--accent); }

@media (max-width: 900px) {
  .nav-menu, .nav-cta { display: none !important; }
  .nav-burger { display: flex !important; }
}

/* ── Section Layouts ───────────────────────────────────────── */
section { position: relative; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 6%;
}

.section-header {
  margin-bottom: 3.5rem;
}

.section-header.centered {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3.5rem;
}

.section-header p {
  margin-top: 1rem;
  font-size: 1.05rem;
}

/* ── HERO ──────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 6% 5rem;
  position: relative;
  overflow: hidden;
}

/* Subtle grid background */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 200, 215, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 200, 215, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 40%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 40%, black 40%, transparent 100%);
}

/* Glow orb */
.hero::after {
  content: '';
  position: absolute;
  top: 15%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 200, 215, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 820px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 0.4rem 1rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero h1 { margin-bottom: 1.5rem; }

.hero h1 em {
  font-style: normal;
  color: var(--accent);
  position: relative;
}

.hero-sub {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--text-sec);
  max-width: 600px;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 6%;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  z-index: 1;
}

.scroll-line {
  width: 40px;
  height: 1px;
  background: var(--text-muted);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: var(--accent);
  animation: scanline 2s infinite;
}

@keyframes scanline {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* ── Credibility Bar ───────────────────────────────────────── */
.cred-bar {
  padding: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.cred-bar-inner {
  display: flex;
  align-items: stretch;
  overflow: hidden;
}

.cred-item {
  flex: 1;
  padding: 1.8rem 2rem;
  text-align: center;
  border-right: 1px solid var(--border);
  position: relative;
}

.cred-item:last-child { border-right: none; }

.cred-number {
  font-family: var(--font-head);
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--white);
  display: block;
  line-height: 1;
  margin-bottom: 0.3rem;
}

.cred-number span { color: var(--accent); }

.cred-label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

@media (max-width: 700px) {
  .cred-bar-inner { flex-wrap: wrap; }
  .cred-item { flex: 0 0 50%; border-bottom: 1px solid var(--border); }
}

/* ── Section: Dark / Light variants ───────────────────────── */
.section-dark { background: var(--bg); padding: var(--section-pad); }
.section-surface { background: var(--surface); padding: var(--section-pad); }
.section-surface-2 { background: var(--surface-2); padding: var(--section-pad); }

/* ── Cards ─────────────────────────────────────────────────── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.card-grid-2 { grid-template-columns: repeat(2, 1fr); }
.card-grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .card-grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .card-grid, .card-grid-2, .card-grid-4 { grid-template-columns: 1fr; }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: all 0.3s var(--ease);
  position: relative;
  overflow: hidden;
}

.card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 0 1px var(--border-hover);
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

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

.card-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-deep);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.3rem;
  font-size: 1.2rem;
}

.card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.7rem;
}

.card p {
  font-size: 0.88rem;
  line-height: 1.7;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: 1.2rem;
  transition: gap 0.2s;
}

.card-link:hover { gap: 0.6rem; color: var(--accent-bright); }

/* ── Feature Cards ─────────────────────────────────────────── */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.feature-grid.reverse { direction: rtl; }
.feature-grid.reverse > * { direction: ltr; }

@media (max-width: 900px) {
  .feature-grid { grid-template-columns: 1fr; gap: 2rem; }
  .feature-grid.reverse { direction: ltr; }
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  font-size: 0.92rem;
  color: var(--text-sec);
}

.feature-list li::before {
  content: '';
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  border-radius: 50%;
  background: var(--accent-deep);
  border: 1px solid var(--accent);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath d='M2 5l2.5 2.5L8 3' stroke='%2300c8d7' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 10px;
}

/* ── Visual Pane ───────────────────────────────────────────── */
.visual-pane {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 3rem;
  position: relative;
  overflow: hidden;
}

.visual-pane::after {
  content: '';
  position: absolute;
  bottom: -30px;
  right: -30px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
}

.visual-stat {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

.visual-stat:last-child { margin-bottom: 0; }

.visual-stat-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.visual-stat-value {
  font-family: var(--font-head);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--white);
}

.visual-stat-sub {
  font-size: 0.78rem;
  color: var(--accent);
}

/* ── Process Steps ─────────────────────────────────────────── */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 2rem;
  left: 5%;
  right: 5%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), var(--border), transparent);
  z-index: 0;
}

.process-step {
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}

.step-num {
  width: 40px;
  height: 40px;
  background: var(--surface-2);
  border: 1px solid var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.process-step h4 {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

.process-step p {
  font-size: 0.84rem;
}

@media (max-width: 900px) {
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
  .process-steps::before { display: none; }
}

@media (max-width: 500px) {
  .process-steps { grid-template-columns: 1fr; }
}

/* ── Industry Tags ─────────────────────────────────────────── */
.industry-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.industry-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1.1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-sec);
  transition: all 0.2s;
  text-decoration: none;
}

.industry-tag:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-deep);
}

/* ── CTA Section ───────────────────────────────────────────── */
.cta-section {
  background: var(--surface);
  padding: var(--section-pad);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(0, 200, 215, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.cta-inner {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.cta-inner h2 { margin-bottom: 1rem; }

.cta-inner p {
  font-size: 1.05rem;
  margin-bottom: 2rem;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ── Quote / Testimonial ───────────────────────────────────── */
.blockquote-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 2rem 2.5rem;
  position: relative;
}

.blockquote-card::before {
  content: '"';
  position: absolute;
  top: 0.5rem;
  left: 1.5rem;
  font-family: var(--font-head);
  font-size: 4rem;
  color: var(--accent);
  opacity: 0.3;
  line-height: 1;
}

.blockquote-text {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text);
  margin-bottom: 1.2rem;
  padding-top: 1rem;
}

.blockquote-attr {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ── Insight Cards ─────────────────────────────────────────── */
.insight-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.3s var(--ease);
  text-decoration: none;
  display: block;
}

.insight-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.insight-img {
  height: 180px;
  background: var(--surface-3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  position: relative;
  overflow: hidden;
}

.insight-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, var(--surface) 100%);
}

.insight-body {
  padding: 1.5rem;
}

.insight-category {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 0.6rem;
}

.insight-card h3 {
  font-size: 1rem;
  margin-bottom: 0.6rem;
  color: var(--white);
  transition: color 0.2s;
}

.insight-card:hover h3 { color: var(--accent); }

.insight-card p {
  font-size: 0.84rem;
  line-height: 1.65;
}

.insight-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1rem;
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* ── Interior Hero (sub-pages) ─────────────────────────────── */
.interior-hero {
  padding: 10rem 6% 5rem;
  position: relative;
  overflow: hidden;
}

.interior-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 200, 215, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 200, 215, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.interior-hero::after {
  content: '';
  position: absolute;
  top: -50px;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 200, 215, 0.08) 0%, transparent 70%);
}

.interior-hero .container { position: relative; z-index: 1; }

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  font-size: 0.72rem;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.breadcrumb a:hover { color: var(--accent); }

.breadcrumb-sep { opacity: 0.4; }

.interior-hero h1 { max-width: 750px; margin-bottom: 1.2rem; }

.interior-hero .lead {
  font-size: 1.1rem;
  max-width: 580px;
  color: var(--text-sec);
}

/* ── Page Divider ──────────────────────────────────────────── */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 0;
}

/* ── Contact Form ──────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group.full { grid-column: 1 / -1; }

.form-group label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 0.85rem 1.1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  width: 100%;
}

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

.form-group select option { background: var(--surface-2); }

.form-group textarea { resize: vertical; min-height: 140px; }

@media (max-width: 600px) {
  .form-grid { grid-template-columns: 1fr; }
  .form-group.full { grid-column: auto; }
}

/* ── Contact Info ──────────────────────────────────────────── */
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.3rem 0;
  border-bottom: 1px solid var(--border);
}

.contact-info-item:last-child { border-bottom: none; }

.contact-icon {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  background: var(--accent-deep);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.contact-info-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
  margin-bottom: 0.2rem;
}

.contact-info-value {
  font-size: 0.92rem;
  color: var(--text);
}

/* ── Two-Col Layout ─────────────────────────────────────────── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.two-col.wide { grid-template-columns: 1.4fr 1fr; }
.two-col.wide-r { grid-template-columns: 1fr 1.4fr; }

@media (max-width: 900px) {
  .two-col, .two-col.wide, .two-col.wide-r { grid-template-columns: 1fr; gap: 2.5rem; }
}

/* ── Footer ────────────────────────────────────────────────── */
.site-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 4rem 6% 2.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 500px) {
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}

.footer-brand p {
  font-size: 0.86rem;
  margin-top: 0.8rem;
  max-width: 280px;
}

.footer-col h5 {
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.2rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.footer-links a {
  font-size: 0.84rem;
  color: var(--text-sec);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--accent); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copy {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.footer-family {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer-family a {
  color: var(--accent);
  font-weight: 600;
}

/* ── Utilities ─────────────────────────────────────────────── */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent); }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
}

/* ── Scroll Reveal (CSS only) ──────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ── Responsive Adjustments ────────────────────────────────── */
@media (max-width: 768px) {
  :root { --section-pad: 3.5rem 5%; }
  .hero { padding: 7rem 5% 4rem; }
  .interior-hero { padding: 8rem 5% 3.5rem; }
  h1 { font-size: clamp(2rem, 7vw, 3rem); }
}

/* ── Special: About Timeline ───────────────────────────────── */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

.timeline-item {
  position: relative;
  padding-bottom: 2.5rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -2.45rem;
  top: 4px;
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent-glow);
}

.timeline-year {
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 0.3rem;
}

.timeline-item h4 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.timeline-item p { font-size: 0.88rem; }

/* ── Services Detail List ──────────────────────────────────── */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 2rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}

.service-detail:last-child { border-bottom: none; }

.service-detail-num {
  font-family: var(--font-head);
  font-size: 3rem;
  font-weight: 800;
  color: var(--surface-3);
  line-height: 1;
  user-select: none;
}

.service-detail h3 { font-size: 1.2rem; margin-bottom: 0.7rem; }
.service-detail p { font-size: 0.9rem; }

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.service-tag {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.3rem 0.7rem;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

@media (max-width: 700px) {
  .service-detail { grid-template-columns: 1fr; }
  .service-detail-num { font-size: 2rem; }
}

/* ── Insights: Hub page ────────────────────────────────────── */
.topics-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 3rem;
}

.topic-btn {
  padding: 0.45rem 1rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  background: transparent;
  color: var(--text-sec);
  font-size: 0.76rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.topic-btn:hover, .topic-btn.active {
  background: var(--accent-deep);
  border-color: var(--accent);
  color: var(--accent);
}

/* ── Who We Help: Industry Cards ───────────────────────────── */
.industry-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem;
  transition: all 0.3s var(--ease);
}

.industry-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
}

.industry-emoji {
  font-size: 2rem;
  margin-bottom: 1rem;
  display: block;
}

.industry-card h3 { font-size: 1rem; margin-bottom: 0.5rem; }
.industry-card p { font-size: 0.84rem; }