/* ============================================
   KHLIF SOLUTIONS — Premium ICT Website
   Aesthetic: Futuristic command center
   Palette: Deep space blue + electric cyan
   ============================================ */

:root {
  --bg-deep:     #050a18;   /* deepest background */
  --bg-base:     #08111f;   /* main background */
  --bg-card:     #0d1929;   /* card surface */
  --bg-elevated: #11203a;   /* elevated panels */
  --line:        rgba(77, 208, 225, 0.12);
  --line-strong: rgba(77, 208, 225, 0.28);
  --ink:         #ffffff;
  --ink-dim:     rgba(255, 255, 255, 0.78);
  --ink-muted:   rgba(255, 255, 255, 0.55);
  --ink-subtle:  rgba(255, 255, 255, 0.35);
  --accent:      #4dd0e1;       /* electric cyan */
  --accent-hot:  #2196f3;       /* deeper electric blue */
  --accent-soft: rgba(77, 208, 225, 0.12);
  --glow:        rgba(33, 150, 243, 0.35);

  --font-display: 'Space Grotesk', 'Inter', -apple-system, sans-serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'JetBrains Mono', 'SF Mono', monospace;

  --radius-sm: 6px;
  --radius:    10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --max:       1200px;
  --gutter:    24px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg-deep);
  color: var(--ink);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Background atmosphere — animated subtle grid + glow */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(ellipse at 15% 0%, rgba(33, 150, 243, 0.18), transparent 50%),
    radial-gradient(ellipse at 85% 100%, rgba(77, 208, 225, 0.12), transparent 50%),
    linear-gradient(rgba(77, 208, 225, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 208, 225, 0.04) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 60px 60px, 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* Floating orbs for depth */
.orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
  animation: float 20s ease-in-out infinite;
}
.orb-1 { width: 500px; height: 500px; background: #2196f3; top: -200px; right: -200px; animation-delay: 0s; }
.orb-2 { width: 400px; height: 400px; background: #4dd0e1; bottom: -150px; left: -150px; animation-delay: -10s; }

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%      { transform: translate(40px, -40px) scale(1.1); }
  66%      { transform: translate(-30px, 30px) scale(0.95); }
}

/* ================= TYPOGRAPHY ================= */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
}
h1 { font-size: clamp(40px, 6vw, 80px); }
h2 { font-size: clamp(32px, 4.5vw, 56px); letter-spacing: -0.025em; }
h3 { font-size: clamp(22px, 2.5vw, 32px); }
h4 { font-size: 18px; font-weight: 500; }
p  { color: var(--ink-dim); font-size: 16px; }

a { color: inherit; text-decoration: none; }

/* Eyebrow label */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.eyebrow::before {
  content: "";
  width: 24px; height: 1px;
  background: var(--accent);
  display: inline-block;
}

/* ================= LAYOUT ================= */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); position: relative; z-index: 1; }
section { padding: 100px 0; position: relative; z-index: 1; }
section.tight { padding: 60px 0; }

/* ================= NAVBAR ================= */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(8, 17, 31, 0.7);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.nav-logo { display: flex; align-items: center; gap: 10px; height: 36px; }
.nav-logo img { height: 100%; width: auto; }
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a {
  color: var(--ink-dim);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.18s ease;
  position: relative;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a.active { color: var(--accent); }
.nav-links a.active::after {
  content: ""; position: absolute; bottom: -8px; left: 0; right: 0;
  height: 2px; background: var(--accent);
}

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-body);
  font-size: 14px; font-weight: 600;
  padding: 10px 20px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.18s ease;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent-hot), var(--accent));
  color: white;
  box-shadow: 0 4px 24px var(--glow);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 32px var(--glow);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn-ghost:hover { background: var(--accent-soft); border-color: var(--accent); }
.btn-lg { padding: 14px 28px; font-size: 15px; }

.nav-toggle {
  display: none;
  background: transparent; border: none;
  color: var(--ink); font-size: 24px; cursor: pointer; padding: 4px;
}

/* ================= HERO ================= */
.hero {
  min-height: 88vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 60px 0 80px;
  overflow: hidden;
}
.hero-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 80px; align-items: center; }
.hero h1 { margin-bottom: 28px; }
.hero h1 .accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-hot));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p.lead { font-size: 19px; line-height: 1.7; max-width: 560px; margin-bottom: 40px; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }

/* Hero animated visual */
.hero-visual {
  position: relative;
  height: 460px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-glow {
  position: absolute; inset: 0;
  background: radial-gradient(circle at center, var(--accent-hot) 0%, transparent 50%);
  filter: blur(60px);
  opacity: 0.4;
  animation: pulse 4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 0.3; transform: scale(0.95); }
  50%      { opacity: 0.55; transform: scale(1.08); }
}

.hero-k {
  position: relative;
  width: 280px;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-k svg { width: 100%; height: 100%; filter: drop-shadow(0 0 40px var(--glow)); }
.hero-k .ring {
  position: absolute;
  inset: -20px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  animation: rotate 30s linear infinite;
}
.hero-k .ring::before, .hero-k .ring::after {
  content: ""; position: absolute;
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent);
}
.hero-k .ring::before { top: -4px; left: 50%; transform: translateX(-50%); }
.hero-k .ring::after  { bottom: -4px; right: 50%; transform: translateX(50%); }
.hero-k .ring-2 {
  inset: -40px; animation: rotate 50s linear infinite reverse;
  opacity: 0.5;
}
@keyframes rotate { to { transform: rotate(360deg); } }

/* Hero stats strip */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
}
.hero-stat .num {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.03em;
}
.hero-stat .lbl {
  font-size: 13px;
  color: var(--ink-muted);
  margin-top: 8px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ================= SECTION HEADER ================= */
.sec-head { text-align: center; margin-bottom: 64px; max-width: 720px; margin-left: auto; margin-right: auto; }
.sec-head h2 { margin-bottom: 16px; }
.sec-head p { color: var(--ink-dim); font-size: 17px; }

/* ================= CARDS / SERVICES ================= */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0; transition: opacity 0.25s;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: 0 16px 48px rgba(33, 150, 243, 0.15);
}
.card:hover::before { opacity: 1; }
.card-icon {
  width: 56px; height: 56px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--accent-soft), transparent);
  border: 1px solid var(--line-strong);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
  color: var(--accent);
  transition: all 0.25s ease;
}
.card:hover .card-icon {
  background: linear-gradient(135deg, var(--accent-hot), var(--accent));
  color: white;
  box-shadow: 0 8px 24px var(--glow);
}
.card h3 { font-size: 22px; margin-bottom: 12px; }
.card p { font-size: 15px; line-height: 1.6; }
.card ul {
  margin-top: 20px;
  list-style: none;
  padding: 0;
  border-top: 1px solid var(--line);
  padding-top: 20px;
}
.card ul li {
  font-size: 14px;
  color: var(--ink-dim);
  padding: 6px 0 6px 22px;
  position: relative;
}
.card ul li::before {
  content: "";
  position: absolute; left: 0; top: 13px;
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent);
}

/* ================= 2-COL FEATURE ================= */
.feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.feature.reverse { direction: rtl; }
.feature.reverse > * { direction: ltr; }
.feature-visual {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 40px;
  height: 380px;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.feature-visual::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 20%, var(--accent-soft), transparent 50%);
}

/* ================= STEPS / PROCESS ================= */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.step {
  position: relative;
  padding: 24px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--line);
  counter-increment: step;
}
.step::before {
  content: "0" counter(step);
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 16px;
  letter-spacing: 0.2em;
}
.step h4 { font-size: 17px; margin-bottom: 8px; font-weight: 600; }
.step p { font-size: 14px; }

/* ================= PRICING ================= */
.pricing { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.price {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  display: flex; flex-direction: column;
  position: relative;
}
.price.featured {
  background: linear-gradient(180deg, var(--bg-elevated), var(--bg-card));
  border-color: var(--accent);
  box-shadow: 0 16px 48px rgba(33, 150, 243, 0.15);
}
.price-badge {
  position: absolute; top: -12px; right: 20px;
  background: linear-gradient(135deg, var(--accent-hot), var(--accent));
  color: white;
  font-size: 11px; font-weight: 600;
  padding: 4px 12px; border-radius: 20px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.price h4 { font-size: 14px; color: var(--accent); margin-bottom: 8px; letter-spacing: 0.05em; text-transform: uppercase; }
.price h3 { font-size: 24px; margin-bottom: 8px; }
.price .amount {
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 600;
  letter-spacing: -0.03em;
  margin: 24px 0 4px;
  background: linear-gradient(135deg, var(--accent), white);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.price .amount-sub { font-size: 14px; color: var(--ink-muted); margin-bottom: 32px; }
.price .price-desc { font-size: 14px; color: var(--ink-dim); margin-bottom: 24px; }
.price ul { list-style: none; padding: 0; flex: 1; margin-bottom: 32px; }
.price ul li {
  font-size: 14px;
  color: var(--ink-dim);
  padding: 8px 0 8px 24px;
  position: relative;
}
.price ul li::before {
  content: "✓";
  position: absolute; left: 0; top: 8px;
  color: var(--accent);
  font-weight: 600;
}
.price .btn { width: 100%; justify-content: center; }

/* ================= CONTACT FORM ================= */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px; }
.contact-info ul { list-style: none; padding: 0; margin: 32px 0 0; }
.contact-info li {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}
.contact-info li:last-child { border-bottom: 1px solid var(--line); }
.contact-info .label {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  min-width: 80px;
  padding-top: 4px;
}
.contact-info .value { color: var(--ink); font-size: 15px; }
.contact-info a.value:hover { color: var(--accent); }

.form-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-field { margin-bottom: 20px; }
.form-field label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-muted);
  margin-bottom: 8px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  background: var(--bg-deep);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--ink);
  transition: border-color 0.18s, box-shadow 0.18s;
}
.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.form-field textarea { resize: vertical; min-height: 120px; }

/* ================= BOOK A CALL CTA ================= */
.cta-banner {
  background: linear-gradient(135deg, var(--bg-elevated), var(--bg-card));
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-xl);
  padding: 64px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 0%, var(--accent-soft), transparent 60%);
  pointer-events: none;
}
.cta-banner > * { position: relative; z-index: 1; }
.cta-banner h2 { margin-bottom: 16px; }
.cta-banner p { font-size: 17px; max-width: 580px; margin: 0 auto 32px; }
.cta-banner .hero-cta { justify-content: center; }

/* ================= FOOTER ================= */
footer {
  border-top: 1px solid var(--line);
  padding: 64px 0 32px;
  margin-top: 80px;
}
.foot-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.foot-brand img { height: 36px; margin-bottom: 16px; }
.foot-brand p { font-size: 14px; max-width: 320px; }
.foot-col h5 {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 16px;
}
.foot-col a {
  display: block;
  color: var(--ink-dim);
  font-size: 14px;
  padding: 6px 0;
  transition: color 0.18s;
}
.foot-col a:hover { color: var(--accent); }
.foot-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px;
  color: var(--ink-muted);
}

/* ================= MODAL (Book a Call) ================= */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(5, 10, 24, 0.85);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center; justify-content: center;
  z-index: 1000;
  padding: 24px;
}
.modal-overlay.show { display: flex; animation: fadeIn 0.2s ease-out; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.modal {
  background: var(--bg-elevated);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-xl);
  padding: 40px;
  max-width: 540px;
  width: 100%;
  position: relative;
  animation: slideUp 0.25s ease-out;
}
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.modal-close {
  position: absolute; top: 20px; right: 20px;
  background: transparent; border: none;
  color: var(--ink-muted); font-size: 24px; cursor: pointer;
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  transition: all 0.18s;
}
.modal-close:hover { background: var(--bg-card); color: var(--ink); }
.modal h3 { margin-bottom: 8px; }
.modal p { color: var(--ink-dim); margin-bottom: 24px; font-size: 15px; }
.modal .success-msg {
  display: none;
  background: rgba(77, 208, 225, 0.08);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 16px;
  font-size: 14px;
  color: var(--accent);
}

/* Reveal animations — simple page-load fade-in, no observer needed */
.reveal { animation: fadeIn 0.8s cubic-bezier(0.2, 0.8, 0.2, 1) both; }
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ================= MOBILE ================= */
@media (max-width: 900px) {
  section { padding: 64px 0; }
  .hero { min-height: auto; padding: 40px 0 60px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { height: 320px; }
  .hero-k { width: 220px; height: 220px; }
  .cards, .pricing, .steps { grid-template-columns: 1fr; }
  .feature { grid-template-columns: 1fr; gap: 40px; }
  .feature.reverse { direction: ltr; }
  .feature-visual { height: 280px; padding: 24px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .cta-banner { padding: 40px 24px; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .nav-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--bg-base);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
  }
  .nav-links.show { display: flex; }
  .nav-links a.active::after { display: none; }
  h1 { font-size: 40px; }
  h2 { font-size: 32px; }
  .hero-stats { grid-template-columns: 1fr; gap: 24px; }
  .modal { padding: 28px 24px; }
}
@media (max-width: 600px) {
  .foot-grid { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; justify-content: center; }
  .foot-bottom { flex-direction: column; gap: 8px; text-align: center; }
}