/* ============================================
   KAHAANI WALE — STYLESHEET
   Clean Light Mode (White & Cadet Blue 2) - Human-Focused
   ============================================ */

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

:root {
  /* Color Palette */
  --bg-main:    #FFFFFF;
  --bg-surface: #F4F8FA; /* Soft, airy background for sections */
  
  --cadet-blue-2: #8EE5EE;
  --accent-primary: #5A9EA8; /* Deeper cadet blue for legibility */
  --accent-light: #E3F6F8; /* Very soft wash of cadet blue */
  --accent-hover: #48828C;

  --text-primary: #1E293B; /* Slate 800 - Approachable dark text */
  --text-secondary: #475569; /* Slate 600 */
  --text-muted: #94A3B8;

  /* Human-focused Soft UI */
  --shadow-soft: 0 10px 40px rgba(90, 158, 168, 0.08);
  --shadow-hover: 0 20px 40px rgba(90, 158, 168, 0.15);
  --border-radius-lg: 24px;
  --border-radius-md: 16px;
  --border-radius-sm: 8px;
  --border-light: rgba(90, 158, 168, 0.15);

  /* Typography */
  --font-d: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-b: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-m: 'Helvetica Neue', Helvetica, Arial, sans-serif;

  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }

body {
  font-family: var(--font-b);
  background: var(--bg-main);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img, video { display:block; max-width:100%; border-radius: var(--border-radius-md); }
a { color:inherit; text-decoration:none; }
button { cursor:pointer; border:none; background:none; font:inherit; }

/* ── TYPE ── */
h1 { font-family:var(--font-d); font-weight:800; font-size:clamp(40px,7vw,96px); line-height:1.05; letter-spacing:-0.02em; color: var(--text-primary); }
h2 { font-family:var(--font-d); font-weight:700; font-size:clamp(30px,4.5vw,58px); line-height:1.15; letter-spacing:-0.015em; color: var(--text-primary); }
h3 { font-family:var(--font-d); font-weight:700; font-size:clamp(22px,3vw,34px); line-height:1.2; color: var(--text-primary); }
h4 { font-family:var(--font-d); font-weight:600; font-size:clamp(17px,2vw,22px); line-height:1.3; }
p  { font-size:clamp(16px,1.4vw,19px); line-height:1.8; color:var(--text-secondary); font-weight: 400; }
.lead { font-size:clamp(19px,1.9vw,25px); font-weight:400; line-height:1.6; color:var(--text-secondary); }
.mono { font-family:var(--font-m); font-size:11px; letter-spacing:0.14em; text-transform:uppercase; }
.accent { color: var(--accent-primary); }

/* ── LAYOUT ── */
.container { max-width:1260px; margin:0 auto; padding:0 40px; position: relative; z-index: 2; }
.section { padding:120px 0; position: relative; }
.section-dark { background: var(--bg-main); }
.section-mid { background:var(--bg-surface); }

/* ── REVEAL ── */
.reveal { opacity:0; transform:translateY(30px); transition:opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.visible { opacity:1; transform:none; }
.d1 { transition-delay:.1s; }
.d2 { transition-delay:.2s; }
.d3 { transition-delay:.3s; }
.d4 { transition-delay:.4s; }

/* ── SECTION TAGS ── */
.section-tag {
  font-family:var(--font-m);
  font-size:11px; letter-spacing:0.15em; text-transform:uppercase;
  color:var(--accent-primary); margin-bottom:24px;
  display:flex; align-items:center; gap:12px;
  font-weight: 600;
}
.section-tag::before { content:''; width:24px; height:2px; background:var(--accent-primary); border-radius: 2px; }

/* ════════════════════
   NAV
════════════════════ */
.nav {
  position:fixed; top:0; left:0; right:0; z-index:1000;
  padding:0 40px; height:80px;
  display:flex; align-items:center; justify-content:space-between;
  transition:all .35s var(--ease);
  background: transparent;
}
.nav.scrolled { 
  background: rgba(255, 255, 255, 0.95); 
  backdrop-filter: blur(12px); 
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.04);
}
.nav.scrolled .nav-logo, .nav.scrolled .nav-links a {
    color: var(--text-primary);
}

.nav-logo { font-family:var(--font-d); font-weight:800; font-size:22px; color:var(--bg-main); letter-spacing: -0.01em; transition: color 0.3s; }
.nav-logo span { color: var(--cadet-blue-2); }
.nav.scrolled .nav-logo span { color: var(--accent-primary); }

.nav-links { display:flex; align-items:center; gap:40px; }
.nav-links a {
  font-family:var(--font-m); font-size:11px; letter-spacing:0.1em;
  text-transform:uppercase; color:var(--bg-main);
  transition:color .3s; position:relative;
  font-weight: 500;
}
.nav-links a::after {
  content:''; position:absolute; bottom:-6px; left:0;
  width:0; height:2px; background:var(--accent-primary); transition:width .3s ease; border-radius: 2px;
}
.nav-links a:hover, .nav-links a.active { color: var(--accent-primary); }
.nav-links a:hover::after, .nav-links a.active::after { width:100%; }

.nav-cta {
  background: var(--accent-primary) !important; color: #fff !important;
  padding:12px 24px; border-radius:30px;
  transition:all .3s !important;
  font-weight: 500;
  white-space: nowrap;
}
.nav-cta:hover { 
  background: var(--accent-hover) !important;
  transform: translateY(-2px); 
  box-shadow: 0 8px 16px rgba(90, 158, 168, 0.2); 
}
.nav-cta::after { display:none !important; }

.hamburger { display:none; flex-direction:column; gap:6px; padding:6px; }
.hamburger span { display:block; width:28px; height:2px; background:var(--text-primary); transition:.3s; border-radius: 2px; }

/* ════════════════════
   BUTTONS
════════════════════ */
.btn-primary {
  display:inline-flex; align-items:center; gap:12px;
  background: var(--accent-primary); color:#fff;
  font-family:var(--font-m); font-size:12px; letter-spacing:0.1em; text-transform:uppercase;
  padding:18px 36px; border-radius:30px; font-weight: 500;
  transition:all .3s ease;
  box-shadow: 0 8px 24px rgba(90, 158, 168, 0.2);
}
.btn-primary:hover { background: var(--accent-hover); transform:translateY(-3px); box-shadow: 0 12px 32px rgba(90, 158, 168, 0.3); color: #fff; }

.btn-outline {
  display:inline-flex; align-items:center; gap:12px;
  background: rgba(255,255,255,0.1);
  border:1px solid rgba(255,255,255,0.8); color:var(--bg-main);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  font-family:var(--font-m); font-size:12px; letter-spacing:0.1em; text-transform:uppercase;
  padding:18px 36px; border-radius:30px; font-weight: 500;
  transition:all .3s ease;
}
.btn-outline:hover { 
  background: var(--bg-main); 
  border-color: var(--bg-main); 
  color: var(--text-primary);
  transform:translateY(-3px); 
}

.btn-dark {
  display:inline-flex; align-items:center; gap:12px;
  background: var(--text-primary); color: var(--bg-main);
  font-family:var(--font-m); font-size:12px; letter-spacing:0.1em; text-transform:uppercase;
  padding:18px 36px; border-radius:30px; font-weight: 500;
  transition:all .3s ease;
  box-shadow: 0 8px 24px rgba(30, 41, 59, 0.2);
}
.btn-dark:hover { 
  background: var(--text-secondary); 
  transform:translateY(-3px); 
  box-shadow: 0 12px 32px rgba(30, 41, 59, 0.3);
}

/* ════════════════════
   PAGE HERO (Inner Pages)
════════════════════ */
.page-hero {
  padding: 180px 40px 100px;
  background: var(--bg-surface);
  text-align: center;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border-light);
}
.page-hero .container {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.page-hero-eye {
  font-family:var(--font-m); font-size:12px; letter-spacing:0.15em;
  text-transform:uppercase; color:var(--cadet-blue-2);
  margin-bottom:24px; font-weight: 500;
}
.page-hero h1 { margin-bottom: 24px; }
.page-hero .lead { max-width: 800px; margin: 0 auto; }

/* ════════════════════
   HERO — HOME
════════════════════ */
.hero {
  min-height:100vh;
  display:flex; flex-direction:column; justify-content:flex-end;
  padding:140px 80px 80px; position:relative; overflow:hidden;
}

/* Background Video Styling */
.hero-video-bg {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
  border-radius: 0; /* Override global border radius for full screen */
}
.hero-overlay {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(180deg, rgba(30,41,59,0.4) 0%, rgba(30,41,59,0.7) 100%);
  z-index: 1;
}

.hero-eyebrow {
  font-family:var(--font-m); font-size:12px; letter-spacing:0.15em;
  text-transform:uppercase; color:var(--cadet-blue-2);
  margin-bottom:32px; display:flex; align-items:center; gap:16px;
  position: relative; z-index: 2; font-weight: 500;
}
.hero-eyebrow::before { content:''; width:48px; height:2px; background:var(--cadet-blue-2); border-radius: 2px;}
.hero h1 { color:#FFFFFF; max-width:900px; margin-bottom:36px; position: relative; z-index: 2; }
.hero h1 em { color: var(--cadet-blue-2); font-style:normal; display:block; }
.hero-sub {
  font-size:clamp(18px,1.8vw,24px); color:rgba(255,255,255,0.9);
  max-width:640px; margin-bottom:56px; line-height:1.65;
  position: relative; z-index: 2; font-weight: 400;
}
.hero-actions { display:flex; gap:20px; align-items:center; position: relative; z-index: 2; }
.hero-scroll {
  position:absolute; bottom:40px; right:72px; z-index: 2;
  display:flex; flex-direction:column; align-items:center; gap:12px;
  color:rgba(255,255,255,0.6);
  font-family:var(--font-m); font-size:10px; letter-spacing:0.1em; text-transform:uppercase;
}
.hero-scroll::before {
  content:''; width:2px; height:60px;
  background: linear-gradient(180deg, var(--cadet-blue-2) 0%, transparent 100%);
  border-radius: 2px;
  animation:scrollpulse 2s ease-in-out infinite;
}
@keyframes scrollpulse { 0%,100%{opacity:.3;transform:scaleY(1); transform-origin: top;} 50%{opacity:.08;transform:scaleY(.4); transform-origin: top;} }

/* ── STATS ── */
.stats-bar { 
  background: var(--bg-main); 
  border-bottom:1px solid var(--border-light);
  position: relative; z-index: 10;
}
.stats-bar .container { display:grid; grid-template-columns:repeat(4,1fr); padding: 0; }
.stat-cell { padding:56px 40px; border-right:1px solid var(--border-light); display: flex; flex-direction: column; align-items: center; text-align: center; }
.stat-cell:last-child { border-right:none; }
.stat-num { font-family:var(--font-d); font-size:clamp(44px,5vw,72px); font-weight:800; color: var(--accent-primary); line-height:1; margin-bottom:12px; }
.stat-lbl { font-family:var(--font-m); font-size:11px; letter-spacing:0.15em; text-transform:uppercase; color:var(--text-secondary); font-weight: 500;}

/* ── VISION SECTION ── */
.vision-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; margin-top: 60px; }
.vision-img { border-radius: var(--border-radius-lg); overflow: hidden; box-shadow: var(--shadow-soft); position: relative; }
.vision-img img { width: 100%; height: auto; transition: transform 0.7s var(--ease); }
.vision-img:hover img { transform: scale(1.03); }

/* ── SERVICES GRID (Human-focused Cards) ── */
.services-grid { display:grid; grid-template-columns:1fr 1fr; gap:32px; margin-top: 64px; }
.svc-card { 
  background: var(--bg-main);
  border: 1px solid var(--border-light);
  border-radius: var(--border-radius-lg);
  padding:48px 40px; 
  position:relative; overflow:hidden; transition:all .4s var(--ease); 
  display: flex; flex-direction: column;
  box-shadow: 0 4px 20px rgba(0,0,0,0.02);
}
.svc-card:hover { 
    transform: translateY(-8px); 
    border-color: rgba(90, 158, 168, 0.3); 
    box-shadow: var(--shadow-hover); 
}
.svc-image { width: 100%; height: 240px; object-fit: cover; border-radius: var(--border-radius-md); margin-bottom: 24px; }
.svc-num { font-family:var(--font-m); font-size:12px; font-weight:500; letter-spacing:0.1em; color:var(--text-muted); margin-bottom:16px; display:block; }
.svc-card h3 { margin-bottom:16px; font-size: 28px; color: var(--accent-primary); }
.svc-card p { flex-grow: 1; }
.svc-link { 
  display:inline-flex; align-items:center; gap:8px; margin-top:32px; 
  font-family:var(--font-m); font-size:11px; font-weight:600; letter-spacing:0.1em; text-transform:uppercase; 
  color:var(--accent-primary); transition:gap .3s, color .3s; 
}
.svc-link:hover { gap:16px; color: var(--accent-hover); }

/* ── APPROACH ── */
.approach-grid { display:grid; grid-template-columns:1fr 1fr; gap:64px 80px; margin-top: 80px; }
.approach-item { padding-top:24px; position:relative; }
.approach-item::before { content:''; position:absolute; top:0; left:0; width:48px; height:3px; background:var(--accent-primary); border-radius: 2px;}
.approach-item h4 { margin:20px 0 12px; font-size: 24px; }
.approach-item p { color:var(--text-secondary); }

/* ── PULL QUOTE ── */
.pull-quote { 
  position: relative;
  padding:40px 48px; 
  margin:60px 0;
  background: var(--accent-light);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-light);
}
.pull-quote::before {
  content: '“'; position: absolute; top: 10px; left: 24px;
  font-family: var(--font-d); font-size: 80px; color: var(--accent-primary);
  line-height: 1; opacity: 0.2;
}
.pull-quote p { font-size:clamp(20px,2vw,28px); font-weight:500; color:var(--text-primary); line-height:1.6; }

/* ── TAG CLOUD ── */
.tag-cloud { display:flex; flex-wrap:wrap; gap:12px; margin-top:40px; }
.tag { 
  font-family:var(--font-m); font-size:11px; letter-spacing:0.05em; font-weight: 500;
  padding:10px 20px; 
  border:1px solid var(--border-light); border-radius:30px; 
  color:var(--text-secondary); background:var(--bg-main); 
  transition:all .3s; 
}
.tag:hover { border-color:var(--accent-primary); color:var(--accent-primary); background: var(--accent-light); transform: translateY(-2px); }

/* ── CTA BAND ── */
.cta-band { 
  background: var(--bg-surface); 
  padding:120px 0; 
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--border-light);
}
.cta-band .container { display:grid; grid-template-columns:1fr auto; gap:64px; align-items:center; }
.cta-band h2 { color:var(--text-primary); margin-bottom: 16px; }
.cta-band p { color:var(--text-secondary); font-size:18px; max-width: 600px; }

/* ── FOOTER ── */
.footer { background:var(--bg-main); color:var(--text-secondary); padding:80px 0 40px; border-top: 1px solid var(--border-light); }
.footer-top { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:64px; padding-bottom:64px; border-bottom:1px solid var(--border-light); margin-bottom:40px; }
.footer-brand { font-family:var(--font-d); font-weight:800; font-size:26px; color:var(--text-primary); margin-bottom:16px; }
.footer-brand span { color: var(--accent-primary); }
.footer-desc { font-size:15px; line-height:1.7; color:var(--text-secondary); max-width: 360px; }
.footer-col h5 { font-family:var(--font-m); font-size:11px; letter-spacing:0.1em; text-transform:uppercase; color:var(--text-primary); margin-bottom:24px; font-weight: 600; }
.footer-col a { display:block; font-size:15px; color:var(--text-secondary); margin-bottom:12px; transition:color .3s; font-weight: 500; }
.footer-col a:hover { color:var(--accent-primary); }
.footer-bottom { display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:16px; font-family:var(--font-m); font-size:11px; letter-spacing:0.05em; color:var(--text-muted); }
.footer-bottom a { color:var(--text-secondary); transition:color .3s; }
.footer-bottom a:hover { color:var(--accent-primary); }

/* ════════════════════
   CONTACT PAGE
════════════════════ */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: flex-start; margin-top: 60px; }

/* Contact Email Link */
.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 40px 0;
  padding: 16px 24px;
  background: var(--accent-light);
  border-radius: var(--border-radius-md);
  color: var(--accent-primary);
  font-family: var(--font-m);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: all 0.3s ease;
  border: 1px solid var(--border-light);
}
.contact-email:hover {
  background: var(--accent-primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(90, 158, 168, 0.2);
}

/* Audience List */
.aud-list { display: flex; flex-direction: column; gap: 20px; margin-top: 48px; }
.aud-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  padding: 24px;
  background: var(--bg-surface);
  border-radius: var(--border-radius-md);
  border: 1px solid var(--border-light);
  transition: all 0.3s ease;
  cursor: pointer;
}
.aud-item:hover {
  background: var(--accent-light);
  border-color: var(--accent-primary);
  transform: translateX(8px);
}
.aud-arrow {
  font-size: 24px;
  color: var(--accent-primary);
  display: flex;
  align-items: flex-start;
  padding-top: 4px;
  transition: transform 0.3s ease;
}
.aud-item:hover .aud-arrow {
  transform: translateX(8px);
}
.aud-item h3 {
  font-size: 18px;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.aud-item p {
  margin: 0;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
  background: var(--bg-surface);
  padding: 40px;
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-light);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-family: var(--font-m);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.form-input,
.form-select,
.form-textarea {
  padding: 14px 16px;
  border: 1px solid var(--border-light);
  border-radius: var(--border-radius-sm);
  font-family: var(--font-b);
  font-size: 15px;
  color: var(--text-primary);
  background: var(--bg-main);
  transition: all 0.3s ease;
}

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

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
  background: var(--bg-main);
  box-shadow: 0 0 0 3px rgba(90, 158, 168, 0.1);
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%235A9EA8' d='M1 4l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
  font-family: var(--font-b);
}

.form-row .form-group:nth-child(1) {
  grid-column: 1;
}

.form-row .form-group:nth-child(2) {
  grid-column: 2;
}

/* ════════════════════
   RESPONSIVE
════════════════════ */
@media(max-width:1024px) {
  .hero { padding:140px 48px 80px; }
  .stats-bar .container { grid-template-columns:repeat(2,1fr); }
  .stat-cell { border-right:none; border-bottom:1px solid var(--border-light); padding: 40px 20px; }
  .stat-cell:nth-child(even) { border-left: 1px solid var(--border-light); }
  .approach-grid { grid-template-columns:1fr; gap:48px; }
  .vision-grid { grid-template-columns: 1fr; gap: 48px; }
  .cta-band .container { grid-template-columns:1fr; gap:40px; text-align: center; justify-items: center; }
  .footer-top { grid-template-columns:1fr 1fr; gap:48px; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
}

@media(max-width:768px) {
  .hero { padding:120px 24px 64px; }
  .hero-scroll { display:none; }
  .hero-actions { flex-direction:column; align-items:flex-start; width: 100%; }
  .hero-actions .btn-primary, .hero-actions .btn-outline { width: 100%; justify-content: center; }
  .section { padding:80px 0; }
  .container { padding:0 24px; }
  .nav { padding:0 24px; height: 70px; background: rgba(255,255,255,0.95); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border-light); }
  .nav-logo { color: var(--text-primary); }
  .nav-logo span { color: var(--accent-primary); }
  .nav-links { display:none; }
  .hamburger { display:flex; }
  .hamburger span { background: var(--text-primary); }
  .nav-links.open {
    display:flex; flex-direction:column;
    position:fixed; top:70px; left:0; right:0; bottom:0;
    background:var(--bg-main); padding:40px 24px; gap:32px; z-index:999;
  }
  .nav-links.open a { font-size:14px; color: var(--text-primary); }
  .services-grid { grid-template-columns:1fr; }
  .footer-top { grid-template-columns:1fr; gap:40px; }
  .footer { padding:64px 0 32px; }
  .stat-cell:nth-child(even) { border-left: none; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .contact-form { padding: 24px; }
  .form-row { grid-template-columns: 1fr; gap: 16px; }
  .form-input, .form-select, .form-textarea { font-size: 16px; }
  .aud-item { grid-template-columns: auto 1fr; gap: 16px; padding: 16px; }
  .aud-arrow { font-size: 20px; }
  .aud-item h3 { font-size: 16px; }
  .aud-item p { font-size: 13px; }
}