/* ===================================================
   NEOTECHN CONSULTING — SHARED STYLESHEET
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;1,300&display=swap');

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

:root {
  --bg:     #080c14;
  --bg2:    #0d1420;
  --bg3:    #111927;
  --teal:   #00d4aa;
  --teal2:  #00a885;
  --text:   #e8edf5;
  --muted:  #7a8899;
  --border: rgba(0, 212, 170, 0.15);
  --fd:     'Syne', sans-serif;
  --fb:     'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--fb);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none;
}

/* --- CUSTOM CURSOR --- */
.cursor {
  position: fixed; width: 10px; height: 10px;
  background: var(--teal); border-radius: 50%;
  pointer-events: none; z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s ease;
  mix-blend-mode: screen;
}
.cursor-ring {
  position: fixed; width: 36px; height: 36px;
  border: 1.5px solid rgba(0,212,170,0.5); border-radius: 50%;
  pointer-events: none; z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.18s ease;
}

/* --- NAVIGATION --- */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 5vw; height: 72px;
  background: rgba(8,12,20,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--fd); font-weight: 800; font-size: 1.2rem;
  letter-spacing: -0.02em; color: var(--text);
  text-decoration: none; display: flex; align-items: center; gap: 10px;
  flex-shrink: 0;
}
.nav-logo-mark {
  width: 32px; height: 32px;
  border: 2px solid var(--teal); border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; font-weight: 800; color: var(--teal);
}

/* Desktop links */
.nav-links {
  display: flex; gap: 2.5rem; list-style: none;
  align-items: center;
}
.nav-links a {
  font-size: 0.82rem; font-weight: 500; letter-spacing: 0.07em;
  text-transform: uppercase; color: var(--muted);
  text-decoration: none; transition: color 0.2s; position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0; right: 0;
  height: 1px; background: var(--teal);
  transform: scaleX(0); transition: transform 0.25s;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-links a.active { color: var(--teal); }
.nav-cta {
  background: var(--teal) !important; color: #080c14 !important;
  padding: 8px 20px; border-radius: 4px; font-weight: 600 !important;
  transition: background 0.2s !important;
}
.nav-cta:hover { background: #00f0c0 !important; }
.nav-cta::after { display: none !important; }

/* Hamburger button */
.nav-hamburger {
  display: none;
  flex-direction: column; justify-content: center; gap: 5px;
  width: 40px; height: 40px;
  background: none; border: 1px solid var(--border);
  border-radius: 6px; cursor: none; padding: 8px;
  transition: border-color 0.2s;
}
.nav-hamburger:hover { border-color: var(--teal); }
.nav-hamburger span {
  display: block; width: 100%; height: 1.5px;
  background: var(--text); border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile drawer */
.nav-drawer {
  display: none;
  position: fixed; top: 72px; left: 0; right: 0; z-index: 999;
  background: rgba(8,12,20,0.98);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  flex-direction: column;
  padding: 1.5rem 5vw 2rem;
  gap: 0;
  transform: translateY(-10px);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav-drawer.open {
  display: flex;
  transform: translateY(0);
  opacity: 1;
}
.nav-drawer a {
  font-family: var(--fd); font-size: 1.1rem; font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--muted); text-decoration: none;
  padding: 1rem 0; border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}
.nav-drawer a:hover, .nav-drawer a.active { color: var(--teal); }
.nav-drawer a:last-child { border-bottom: none; margin-top: 0.5rem; }
.nav-drawer .drawer-cta {
  background: var(--teal); color: #080c14 !important;
  text-align: center; border-radius: 6px;
  padding: 14px !important; font-weight: 800 !important;
  border-bottom: none !important;
}

/* --- PAGE HERO (inner pages) --- */
.page-hero {
  padding: 150px 5vw 80px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: relative; overflow: hidden;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,212,170,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,170,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero-glow {
  position: absolute; right: -5%; top: 50%; transform: translateY(-50%);
  width: 600px; height: 400px;
  background: radial-gradient(ellipse, rgba(0,212,170,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.breadcrumb {
  font-size: 0.78rem; color: var(--muted);
  margin-bottom: 1.2rem; letter-spacing: 0.06em;
}
.breadcrumb a { color: var(--teal); text-decoration: none; }
.breadcrumb span { margin: 0 8px; opacity: 0.4; }
.page-hero h1 {
  font-family: var(--fd);
  font-size: clamp(2.8rem, 5.5vw, 4.8rem);
  font-weight: 800; line-height: 1.05;
  letter-spacing: -0.03em; margin-bottom: 1.2rem;
}
.page-hero h1 em { font-style: normal; color: var(--teal); }
.page-hero p { color: var(--muted); font-size: 1.05rem; max-width: 560px; line-height: 1.82; }

/* --- SHARED SECTION UTILITIES --- */
section { padding: 5rem 5vw; }

.section-label {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 0.73rem; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--teal); margin-bottom: 1.25rem;
}
.section-label::before { content: ''; width: 20px; height: 1px; background: var(--teal); }

h2 {
  font-family: var(--fd);
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 800; letter-spacing: -0.03em; line-height: 1.1;
}

.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* --- BUTTONS --- */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--teal); color: #080c14;
  font-family: var(--fb); font-weight: 600; font-size: 0.9rem;
  letter-spacing: 0.04em; padding: 14px 28px;
  border-radius: 4px; text-decoration: none; border: none; cursor: none;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
}
.btn-primary:hover {
  background: #00f0c0; transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,212,170,0.3);
}
.btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: var(--text);
  font-family: var(--fb); font-weight: 500; font-size: 0.9rem;
  padding: 14px 28px; border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.15);
  text-decoration: none; cursor: none;
  transition: border-color 0.2s, color 0.2s, transform 0.15s;
}
.btn-ghost:hover { border-color: var(--teal); color: var(--teal); transform: translateY(-2px); }

/* --- CTA STRIP --- */
.cta-strip {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 6rem 5vw; text-align: center;
  position: relative; overflow: hidden;
}
.cta-glow {
  position: absolute; width: 600px; height: 300px;
  background: radial-gradient(ellipse, rgba(0,212,170,0.1) 0%, transparent 70%);
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  pointer-events: none;
}
.cta-strip h2 { margin-bottom: 1rem; }
.cta-strip p { color: var(--muted); max-width: 440px; margin: 0 auto 2.5rem; line-height: 1.78; }
.cta-strip .section-label { justify-content: center; }

/* --- FOOTER --- */
footer {
  background: var(--bg2); border-top: 1px solid var(--border);
  padding: 3rem 5vw;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 2rem;
}
.footer-logo {
  font-family: var(--fd); font-weight: 800; font-size: 1rem;
  color: var(--text); text-decoration: none;
}
.footer-links { display: flex; gap: 2rem; list-style: none; }
.footer-links a {
  font-size: 0.8rem; color: var(--muted); text-decoration: none;
  letter-spacing: 0.06em; text-transform: uppercase; transition: color 0.2s;
}
.footer-links a:hover { color: var(--teal); }
.footer-copy { font-size: 0.78rem; color: var(--muted); }

/* ===================================================
   HOME PAGE
   =================================================== */
#hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  padding: 0 5vw; overflow: hidden;
}
canvas#particles { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0.6; }
.hero-grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,212,170,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,170,0.04) 1px, transparent 1px);
  background-size: 60px 60px; pointer-events: none;
}
.hero-gradient {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 65% 55% at 58% 50%, rgba(0,212,170,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 2; max-width: 780px; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 0.78rem; font-weight: 500;
  letter-spacing: 0.15em; text-transform: uppercase; color: var(--teal);
  margin-bottom: 1.5rem; opacity: 0; animation: fadeUp 0.7s 0.2s forwards;
}
.hero-eyebrow span { display: inline-block; width: 28px; height: 1px; background: var(--teal); }
#hero h1 {
  font-family: var(--fd); font-size: clamp(3rem, 6.5vw, 6rem);
  font-weight: 800; line-height: 1.0; letter-spacing: -0.03em;
  margin-bottom: 1.5rem; opacity: 0; animation: fadeUp 0.7s 0.35s forwards;
}
#hero h1 em { font-style: normal; color: var(--teal); }
.hero-sub {
  font-size: 1.1rem; font-weight: 300; color: var(--muted);
  max-width: 520px; line-height: 1.8; margin-bottom: 2.5rem;
  opacity: 0; animation: fadeUp 0.7s 0.5s forwards;
}
.hero-actions {
  display: flex; gap: 1rem; flex-wrap: wrap;
  opacity: 0; animation: fadeUp 0.7s 0.65s forwards;
}
.hero-stats {
  position: absolute; bottom: 60px; right: 5vw;
  display: flex; gap: 3rem;
  opacity: 0; animation: fadeUp 0.7s 0.9s forwards;
}
.stat { text-align: right; }
.stat-num {
  font-family: var(--fd); font-size: 2.4rem; font-weight: 800;
  color: var(--teal); line-height: 1; letter-spacing: -0.03em;
}
.stat-label { font-size: 0.72rem; color: var(--muted); letter-spacing: 0.1em; text-transform: uppercase; margin-top: 4px; }
.scroll-hint {
  position: absolute; bottom: 36px; left: 5vw;
  display: flex; align-items: center; gap: 10px;
  color: var(--muted); font-size: 0.73rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  opacity: 0; animation: fadeUp 0.7s 1.1s forwards;
}
.scroll-line { width: 40px; height: 1px; background: var(--muted); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:.4;width:40px}50%{opacity:1;width:56px} }
@keyframes fadeUp { to { opacity: 1; transform: none; } }

/* Mission section */
#mission { background: var(--bg2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.mission-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-top: 3rem; }
.mission-card {
  padding: 2.5rem; border: 1px solid var(--border); border-radius: 8px;
  background: rgba(0,212,170,0.015); position: relative; overflow: hidden;
  transition: border-color 0.3s, transform 0.3s;
}
.mission-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 2px; background: linear-gradient(90deg, var(--teal), transparent);
}
.mission-card:hover { border-color: rgba(0,212,170,0.4); transform: translateY(-4px); }
.mission-card h3 { font-family: var(--fd); font-size: 1.25rem; font-weight: 700; margin-bottom: 1rem; }
.mission-card p { color: var(--muted); font-size: 0.92rem; line-height: 1.82; }
.card-num {
  position: absolute; top: 1.5rem; right: 2rem;
  font-family: var(--fd); font-size: 4rem; font-weight: 800;
  color: rgba(0,212,170,0.05); line-height: 1;
}

/* Differentiators */
#differentiators { background: var(--bg); }
.diff-header { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 3rem; gap: 2rem; }
.diff-header p { max-width: 360px; color: var(--muted); font-size: 0.93rem; line-height: 1.78; }
.diff-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--border);
  border: 1px solid var(--border); border-radius: 8px; overflow: hidden;
}
.diff-item { background: var(--bg); padding: 2.5rem 2rem; transition: background 0.3s; }
.diff-item:hover { background: var(--bg3); }
.diff-icon {
  width: 44px; height: 44px; border: 1px solid var(--border);
  border-radius: 8px; display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.5rem; font-size: 1.2rem;
  transition: border-color 0.3s, background 0.3s;
}
.diff-item:hover .diff-icon { border-color: var(--teal); background: rgba(0,212,170,0.08); }
.diff-item h4 { font-family: var(--fd); font-size: 1rem; font-weight: 700; margin-bottom: 0.75rem; }
.diff-item p { font-size: 0.85rem; color: var(--muted); line-height: 1.72; }

/* Testimonials */
#testimonials { background: var(--bg2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.testimonials-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-top: 3rem; }
.testimonial-card {
  padding: 2.5rem; border: 1px solid var(--border); border-radius: 8px;
  background: var(--bg); transition: border-color 0.3s, transform 0.3s;
}
.testimonial-card:hover { border-color: rgba(0,212,170,0.3); transform: translateY(-4px); }
.quote-mark {
  font-family: var(--fd); font-size: 5rem; line-height: 0.5;
  color: var(--teal); opacity: 0.22; margin-bottom: 1.5rem; display: block;
}
.testimonial-card blockquote {
  font-size: 0.93rem; color: var(--text); line-height: 1.88;
  font-style: italic; font-weight: 300; margin-bottom: 2rem;
}
.testimonial-author { display: flex; align-items: center; gap: 1rem; }
.author-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--teal), var(--teal2));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--fd); font-weight: 800; font-size: 0.88rem;
  color: #080c14; flex-shrink: 0;
}
.author-name { font-family: var(--fd); font-weight: 700; font-size: 0.88rem; }
.author-role { font-size: 0.78rem; color: var(--muted); margin-top: 2px; }

/* ===================================================
   SERVICES PAGE
   =================================================== */
.services-grid {
  display: flex; flex-direction: column; gap: 2px;
  border: 1px solid var(--border); border-radius: 8px;
  overflow: hidden; margin-top: 3rem;
}
.service-card {
  background: var(--bg2);
  display: grid; grid-template-columns: 80px 1fr auto;
  align-items: start; padding: 2.5rem; gap: 2rem;
  border-bottom: 1px solid var(--border);
  transition: background 0.3s; position: relative; overflow: hidden;
}
.service-card:last-child { border-bottom: none; }
.service-card::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px; background: var(--teal); transform: scaleY(0); transition: transform 0.3s;
}
.service-card:hover { background: var(--bg3); }
.service-card:hover::before { transform: scaleY(1); }
.service-num {
  font-family: var(--fd); font-size: 2.5rem; font-weight: 800;
  color: rgba(0,212,170,0.12); line-height: 1; padding-top: 4px;
}
.service-body h3 { font-family: var(--fd); font-size: 1.3rem; font-weight: 700; margin-bottom: 0.75rem; transition: color 0.3s; }
.service-card:hover .service-body h3 { color: var(--teal); }
.service-body p { color: var(--muted); font-size: 0.92rem; line-height: 1.82; max-width: 620px; }
.service-tag {
  background: rgba(0,212,170,0.08); border: 1px solid var(--border);
  border-radius: 20px; padding: 6px 14px; font-size: 0.75rem;
  font-weight: 500; color: var(--teal); white-space: nowrap;
  letter-spacing: 0.06em; align-self: flex-start; margin-top: 6px;
}

/* ===================================================
   AI PAGE
   =================================================== */
.ai-section { padding: 5rem 5vw; }
.ai-section:nth-child(even) { background: var(--bg2); }
.ai-section:nth-child(odd)  { background: var(--bg); }
.ai-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.ai-inner.reverse { direction: rtl; }
.ai-inner.reverse > * { direction: ltr; }
.ai-icon-box {
  width: 100%; aspect-ratio: 1; max-width: 380px;
  border: 1px solid var(--border); border-radius: 12px;
  background: rgba(0,212,170,0.03);
  display: flex; align-items: center; justify-content: center;
  font-size: 6rem; position: relative; overflow: hidden;
}
.ai-icon-box::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(0,212,170,0.08) 0%, transparent 70%);
}
.ai-icon-box .icon-glow {
  position: absolute; width: 160px; height: 160px;
  background: rgba(0,212,170,0.08); border-radius: 50%; filter: blur(40px);
}
.ai-content p { color: var(--muted); font-size: 0.95rem; line-height: 1.85; margin-top: 1.2rem; }
.ai-tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 1.5rem; }
.ai-tag { padding: 5px 14px; border: 1px solid var(--border); border-radius: 20px; font-size: 0.76rem; color: var(--teal); letter-spacing: 0.06em; }

/* ===================================================
   SKILLS PAGE
   =================================================== */
.skills-section { padding: 5rem 5vw; }
.skills-group { margin-bottom: 4rem; }
.skills-group:last-child { margin-bottom: 0; }
.skills-group-title {
  font-family: var(--fd); font-size: 1.1rem; font-weight: 700;
  margin-bottom: 1.5rem; padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 12px;
}
.skill-pills { display: flex; flex-wrap: wrap; gap: 10px; }
.skill-pill {
  padding: 10px 18px; border: 1px solid var(--border); border-radius: 6px;
  font-size: 0.85rem; font-weight: 500; color: var(--text);
  background: var(--bg2); transition: border-color 0.2s, background 0.2s, color 0.2s, transform 0.2s;
}
.skill-pill:hover { border-color: var(--teal); background: rgba(0,212,170,0.07); color: var(--teal); transform: translateY(-2px); }
.skill-pill.highlight { border-color: rgba(0,212,170,0.3); color: var(--teal); }
.certs-section { padding: 5rem 5vw; background: var(--bg2); border-top: 1px solid var(--border); }
.certs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 2.5rem; }
.cert-card {
  padding: 2rem; border: 1px solid var(--border); border-radius: 8px;
  background: var(--bg); position: relative; overflow: hidden;
  transition: border-color 0.3s, transform 0.3s;
}
.cert-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 2px; background: linear-gradient(90deg, var(--teal), transparent);
}
.cert-card:hover { border-color: rgba(0,212,170,0.4); transform: translateY(-4px); }
.cert-icon { font-size: 2rem; margin-bottom: 1rem; }
.cert-card h4 { font-family: var(--fd); font-size: 0.95rem; font-weight: 700; margin-bottom: 0.5rem; }
.cert-card p { font-size: 0.82rem; color: var(--muted); }
.cert-badge {
  display: inline-block; margin-top: 1rem; padding: 4px 12px;
  border: 1px solid rgba(0,212,170,0.3); border-radius: 20px;
  font-size: 0.72rem; color: var(--teal); letter-spacing: 0.06em;
}
.learning-section { padding: 5rem 5vw; }
.learning-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.learning-text p { color: var(--muted); font-size: 0.95rem; line-height: 1.85; margin-top: 1.2rem; }
.learning-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.stat-card { padding: 2rem; border: 1px solid var(--border); border-radius: 8px; background: var(--bg2); }
.stat-card .stat-num { font-family: var(--fd); font-size: 2.5rem; font-weight: 800; color: var(--teal); line-height: 1; letter-spacing: -0.03em; }
.stat-card .stat-label { font-size: 0.8rem; color: var(--muted); margin-top: 6px; letter-spacing: 0.06em; }

/* ===================================================
   FAQ PAGE
   =================================================== */
.faq-wrap { padding: 5rem 5vw; }
.faq-group { margin-bottom: 3.5rem; }
.faq-group-label {
  font-family: var(--fd); font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--teal);
  margin-bottom: 1.5rem; display: flex; align-items: center; gap: 10px;
}
.faq-group-label::before { content: ''; width: 20px; height: 1px; background: var(--teal); }
.faq-item {
  border: 1px solid var(--border); border-radius: 8px;
  margin-bottom: 10px; overflow: hidden; transition: border-color 0.3s;
}
.faq-item.open { border-color: rgba(0,212,170,0.35); }
.faq-q {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.5rem 2rem; cursor: none; gap: 1.5rem; transition: background 0.2s;
}
.faq-q:hover { background: rgba(0,212,170,0.03); }
.faq-q h3 { font-family: var(--fd); font-size: 1rem; font-weight: 700; line-height: 1.4; }
.faq-chevron {
  flex-shrink: 0; width: 28px; height: 28px;
  border: 1px solid var(--border); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.3s, border-color 0.3s, background 0.3s;
}
.faq-item.open .faq-chevron { transform: rotate(45deg); border-color: var(--teal); background: rgba(0,212,170,0.1); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.faq-item.open .faq-a { max-height: 400px; }
.faq-a-inner { padding: 0 2rem 1.5rem; }
.faq-a-inner p { color: var(--muted); font-size: 0.93rem; line-height: 1.85; }

/* ===================================================
   CONTACT PAGE
   =================================================== */
.contact-section { padding: 5rem 5vw; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 5rem; align-items: start; }
.contact-info h2 {
  font-family: var(--fd); font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800; letter-spacing: -0.03em; line-height: 1.1; margin-bottom: 1.5rem;
}
.contact-info p { color: var(--muted); font-size: 0.93rem; line-height: 1.85; margin-bottom: 2.5rem; }
.contact-detail { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 1.5rem; }
.detail-icon {
  width: 44px; height: 44px; border: 1px solid var(--border); border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0; transition: border-color 0.3s, background 0.3s;
}
.contact-detail:hover .detail-icon { border-color: var(--teal); background: rgba(0,212,170,0.08); }
.detail-label { font-size: 0.72rem; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.detail-value { font-family: var(--fd); font-weight: 600; font-size: 0.95rem; }
.detail-value a { color: var(--text); text-decoration: none; transition: color 0.2s; }
.detail-value a:hover { color: var(--teal); }
.contact-form {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 12px; padding: 2.5rem;
  position: relative; overflow: hidden;
}
.contact-form::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 2px; background: linear-gradient(90deg, var(--teal), transparent);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin-bottom: 1.25rem; }
.field { margin-bottom: 1.25rem; }
.field label {
  display: block; font-size: 0.78rem; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px;
}
.field input, .field textarea, .field select {
  width: 100%; background: var(--bg); border: 1px solid var(--border);
  border-radius: 6px; padding: 12px 16px;
  font-family: var(--fb); font-size: 0.92rem; color: var(--text);
  outline: none; transition: border-color 0.2s, box-shadow 0.2s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--teal); box-shadow: 0 0 0 3px rgba(0,212,170,0.08);
}
.field input::placeholder, .field textarea::placeholder { color: var(--muted); }
.field textarea { resize: vertical; min-height: 130px; line-height: 1.6; }
.field select option { background: var(--bg2); }
.submit-btn {
  width: 100%; background: var(--teal); color: #080c14;
  font-family: var(--fb); font-weight: 700; font-size: 0.92rem;
  letter-spacing: 0.04em; padding: 15px 24px; border-radius: 6px;
  border: none; cursor: none;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 0.5rem;
}
.submit-btn:hover { background: #00f0c0; transform: translateY(-2px); box-shadow: 0 8px 32px rgba(0,212,170,0.3); }
.success-msg { text-align: center; padding: 3rem 2rem; }
.success-msg .check { font-size: 3rem; margin-bottom: 1rem; }
.success-msg h3 { font-family: var(--fd); font-size: 1.3rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--teal); }
.success-msg p { color: var(--muted); font-size: 0.9rem; }

/* ===================================================
   RESPONSIVE
   =================================================== */
@media (max-width: 900px) {
  /* Show hamburger, hide desktop links */
  .nav-links    { display: none; }
  .nav-hamburger{ display: flex; }

  /* Layouts → single column */
  .mission-grid,
  .testimonials-grid,
  .ai-inner,
  .learning-inner,
  .contact-grid     { grid-template-columns: 1fr; gap: 2rem; }

  .ai-inner.reverse { direction: ltr; }
  .ai-icon-box      { max-width: 100%; aspect-ratio: 2 / 1; }

  .diff-header  { flex-direction: column; align-items: flex-start; }
  .diff-grid    { grid-template-columns: 1fr 1fr; }

  .service-card { grid-template-columns: 1fr; }
  .service-num  { font-size: 1.5rem; }

  .certs-grid   { grid-template-columns: 1fr 1fr; }
  .form-row     { grid-template-columns: 1fr; }

  .hero-stats   { position: relative; bottom: auto; right: auto; margin-top: 3rem; justify-content: flex-start; }

  footer        { flex-direction: column; align-items: flex-start; }
  .footer-links { flex-wrap: wrap; }
}

@media (max-width: 600px) {
  .diff-grid  { grid-template-columns: 1fr; }
  .certs-grid { grid-template-columns: 1fr; }
  .learning-stats { grid-template-columns: 1fr 1fr; }
}

/* LinkedIn */
.footer-linkedin {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.8rem; color: var(--muted); text-decoration: none;
  letter-spacing: 0.06em; text-transform: uppercase; transition: color 0.2s;
}
.footer-linkedin:hover { color: var(--teal); }
.footer-linkedin svg { flex-shrink: 0; }