/* ============================================================
   DRONOVA.CH — Shared Stylesheet
   Dark Blue & Black Cinematic Theme
   ============================================================ */

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

/* VARIABLES — base (Architecture = Blue) */
:root {
  --black:        #000000;
  --dark:         #04080f;
  --dark-blue:    #050c1c;
  --mid-blue:     #071428;
  --accent:       #1044cc;
  --accent-bright:#2255ff;
  --accent-dim:   #071428;
  --white:        #ffffff;
  --white-80:     rgba(255,255,255,0.80);
  --white-50:     rgba(255,255,255,0.50);
  --white-20:     rgba(255,255,255,0.20);
  --white-08:     rgba(255,255,255,0.08);
  --font-display: 'Bebas Neue', sans-serif;
  --font-body:    'Inter', sans-serif;
  --nav-h:        80px;
  --section-pad:  clamp(60px, 10vw, 120px) clamp(20px, 5vw, 80px);
}

/* Nature page — Green theme */
body.theme-nature {
  --accent:       #15803d;
  --accent-bright:#22c55e;
  --accent-dim:   #052e16;
  --dark-blue:    #071a0e;
  --mid-blue:     #0a2e14;
}

/* Business page — Orange theme */
body.theme-business {
  --accent:       #c2410c;
  --accent-bright:#f97316;
  --accent-dim:   #431407;
  --dark-blue:    #1a0a04;
  --mid-blue:     #2a1208;
}

/* Fleet page — Purple/indigo theme */
body.theme-fleet {
  --accent:       #6d28d9;
  --accent-bright:#a78bfa;
  --accent-dim:   #2e1065;
  --dark-blue:    #0f0a1e;
  --mid-blue:     #160e2e;
}

/* Per-page nav active link color */
.nav-links a.active { color: var(--white); }
.nav-links a.active::after { background: var(--accent-bright); width: 100%; }

/* BASE */
html { scroll-behavior: smooth; }

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

/* Fallback cursor for touch */
@media (hover: none) { body { cursor: auto; } }

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

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

/* ============================================================
   CUSTOM CURSOR
   ============================================================ */
.cursor {
  position: fixed;
  width: 8px; height: 8px;
  background: var(--accent-bright);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s ease, background 0.2s ease;
}
.cursor-ring {
  position: fixed;
  width: 38px; height: 38px;
  border: 1px solid rgba(34,85,255,0.45);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.cursor.hovering { transform: translate(-50%, -50%) scale(2.8); }
.cursor-ring.hovering { transform: translate(-50%, -50%) scale(1.4); border-color: rgba(34,85,255,0.8); }

/* ============================================================
   GRAIN TEXTURE
   ============================================================ */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9000;
  opacity: 0.5;
  mix-blend-mode: overlay;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px,5vw,80px);
  transition: background 0.5s ease, backdrop-filter 0.5s ease, border-color 0.5s ease;
  border-bottom: 1px solid transparent;
}
nav.scrolled {
  background: rgba(0,0,0,0.82);
  backdrop-filter: blur(24px);
  border-bottom-color: var(--white-08);
}

/* Logo */
.logo {
  font-family: var(--font-display);
  font-size: 1.75rem;
  letter-spacing: 0.08em;
}
.logo .dot { color: var(--accent-bright); }

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}
.nav-links a {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--white-50);
  position: relative;
  transition: color 0.3s ease;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1px;
  background: var(--accent-bright);
  transition: width 0.35s ease;
}
.nav-links a:hover,
.nav-links a.active { color: var(--white); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

/* Per-link hover accent colors matching destination page */
.nav-links a[href="architectural.html"]:hover,
.mobile-nav a[href="architectural.html"]:hover { color: #2255ff; }
.nav-links a[href="architectural.html"]:hover::after,
.mobile-nav a[href="architectural.html"]:hover::after { background: #2255ff; }

.nav-links a[href="nature.html"]:hover,
.mobile-nav a[href="nature.html"]:hover { color: #22c55e; }
.nav-links a[href="nature.html"]:hover::after,
.mobile-nav a[href="nature.html"]:hover::after { background: #22c55e; }

.nav-links a[href="business.html"]:hover,
.mobile-nav a[href="business.html"]:hover { color: #f97316; }
.nav-links a[href="business.html"]:hover::after,
.mobile-nav a[href="business.html"]:hover::after { background: #f97316; }

.nav-links a[href="fleet.html"]:hover,
.mobile-nav a[href="fleet.html"]:hover { color: #a78bfa; }
.nav-links a[href="fleet.html"]:hover::after,
.mobile-nav a[href="fleet.html"]:hover::after { background: #a78bfa; }

/* Language Toggle — single button, shows current lang + flag */
.lang-toggle {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 6px 14px;
  border: 1px solid var(--white-20);
  border-radius: 50px;
  background: transparent;
  cursor: pointer;
  transition: border-color 0.3s ease, background 0.3s ease;
  user-select: none;
  color: var(--white);
  line-height: 1;
}
.lang-toggle:hover {
  border-color: var(--white-50);
  background: var(--white-08);
}
.lang-flag {
  font-size: 1rem;
  line-height: 1;
}
.lang-code {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--white);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--white);
  transition: all 0.3s ease;
}
.hamburger { z-index: 1001; }

/* Mobile Nav */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.97);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-family: var(--font-display);
  font-size: 3rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white-50);
  transition: color 0.3s ease;
}
.mobile-nav a:hover { color: var(--white); }
.mobile-nav-close {
  display: none;
}
.mobile-lang {
  display: flex; align-items: center;
  margin-top: 1rem;
}
.mobile-lang .lang-toggle {
  font-size: 1.1rem;
  padding: 10px 22px;
  border-color: var(--white-20);
}
.mobile-lang .lang-flag { font-size: 1.4rem; }
.mobile-lang .lang-code { font-size: 0.9rem; letter-spacing: 0.15em; }

/* ============================================================
   HERO — FULL SCREEN VIDEO
   ============================================================ */
.hero {
  position: relative;
  width: 100%; height: 100vh;
  min-height: 600px;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.hero-video-wrap {
  position: absolute;
  inset: 0; z-index: 0;
}
.hero-video-wrap video {
  width: 100%; height: 100%;
  object-fit: cover;
}
.hero-placeholder {
  width: 100%; height: 100%;
  background: radial-gradient(ellipse at 30% 50%, #071428 0%, #030810 50%, #000000 100%);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 1rem;
}
.hero-placeholder svg { opacity: 0.15; }
.hero-placeholder p {
  font-size: 0.65rem; letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--white-20);
}
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.25) 0%,
    rgba(0,0,0,0.05) 35%,
    rgba(0,0,0,0.55) 75%,
    rgba(0,0,0,1.00) 100%
  );
}
.hero-content {
  position: relative; z-index: 2;
  text-align: center;
  padding: 0 clamp(20px,5vw,80px);
  will-change: transform;
}
.hero-eyebrow {
  font-size: 0.7rem; font-weight: 500;
  letter-spacing: 0.35em; text-transform: uppercase;
  color: var(--accent-bright);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeInUp 0.9s ease 0.4s forwards;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(4.5rem, 13vw, 13rem);
  line-height: 0.88;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeInUp 0.9s ease 0.6s forwards;
}
.hero-title .accent { color: var(--accent-bright); display: block; }
.hero-sub {
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  font-weight: 300;
  color: var(--white-50);
  letter-spacing: 0.06em;
  max-width: 520px;
  margin: 0 auto 2.5rem;
  opacity: 0;
  animation: fadeInUp 0.9s ease 0.8s forwards;
}
.hero-btn {
  display: inline-flex; align-items: center; gap: 0.8rem;
  padding: 14px 36px;
  border: 1px solid var(--white-20);
  font-size: 0.75rem; font-weight: 500;
  letter-spacing: 0.22em; text-transform: uppercase;
  transition: all 0.3s ease;
  opacity: 0;
  animation: fadeInUp 0.9s ease 1.0s forwards;
}
.hero-btn:hover {
  background: var(--accent-bright);
  border-color: var(--accent-bright);
}
.scroll-hint {
  position: absolute;
  bottom: 36px; left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex; flex-direction: column;
  align-items: center; gap: 8px;
  opacity: 0;
  animation: fadeIn 1s ease 1.6s forwards;
}
.scroll-hint span {
  font-size: 0.6rem; letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--white-50);
}
.scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--white-50), transparent);
  animation: scrollPulse 2.2s ease-in-out infinite;
}

/* ============================================================
   INNER PAGE HERO (category pages)
   ============================================================ */
.page-hero {
  position: relative;
  width: 100%;
  height: 70vh; min-height: 480px;
  overflow: hidden;
  display: flex; align-items: flex-end;
  padding: 0 clamp(20px,5vw,80px) clamp(40px,6vw,80px);
  padding-top: var(--nav-h);
}
.page-hero-bg {
  position: absolute; inset: 0; z-index: 0;
}
.page-hero-bg video, .page-hero-bg .hero-placeholder {
  width: 100%; height: 100%;
  object-fit: cover;
}
.page-hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.45) 0%,
    rgba(0,0,0,0.1) 40%,
    rgba(0,0,0,0.8) 100%
  );
}
.page-hero-content {
  position: relative; z-index: 2;
}
.page-hero-tag {
  font-size: 0.7rem; font-weight: 500;
  letter-spacing: 0.3em; text-transform: uppercase;
  color: var(--accent-bright);
  margin-bottom: 1rem;
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.3s forwards;
}
.page-hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 9vw, 9rem);
  line-height: 0.9;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.5s forwards;
}

/* ============================================================
   SECTION UTILITIES
   ============================================================ */
.section { padding: var(--section-pad); }
.section-dark { background: var(--dark); }
.section-mid  { background: var(--dark-blue); }

.tag {
  display: inline-block;
  font-size: 0.68rem; font-weight: 500;
  letter-spacing: 0.3em; text-transform: uppercase;
  color: var(--accent-bright);
  margin-bottom: 0.75rem;
}
.h-display {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 6rem);
  line-height: 0.92;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.body-text {
  font-size: 1rem; font-weight: 300;
  color: var(--white-50);
  line-height: 1.85;
  max-width: 580px;
}
.h-rule { width: 100%; height: 1px; background: var(--white-08); }

/* ============================================================
   ABOUT SECTION (Homepage)
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem,6vw,6rem);
  align-items: center;
}
.about-visual { position: relative; }
.about-img-ph {
  width: 100%; aspect-ratio: 4/5;
  background: var(--mid-blue);
  border: 1px solid var(--white-08);
  display: flex; align-items: center; justify-content: center;
}
.about-img-ph img, .about-img-ph video {
  width: 100%; height: 100%; object-fit: cover;
  position: absolute; inset: 0;
}
.stat-badge {
  position: absolute;
  bottom: -2rem; right: -2rem;
  background: var(--accent-bright);
  padding: 1.75rem;
  text-align: center;
  min-width: 140px;
}
.stat-number {
  font-family: var(--font-display);
  font-size: 2.8rem; line-height: 1;
}
.stat-label {
  font-size: 0.65rem; letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-top: 4px;
  opacity: 0.85;
}

/* ============================================================
   VIDEO GRID — SHOWREEL
   ============================================================ */
.showreel-header {
  display: flex; align-items: flex-end;
  justify-content: space-between;
  margin-bottom: clamp(2.5rem,5vw,4rem);
  flex-wrap: wrap; gap: 1.5rem;
}
.video-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 12px;
  align-items: start;
}
.vi { grid-column: span 6; }
.vi-large { grid-column: span 7; }
.vi-small { grid-column: span 5; }
.vi-xlarge { grid-column: span 8; }
.vi-xsmall { grid-column: span 4; }
.vi-full { grid-column: span 12; }

.video-card {
  position: relative; overflow: hidden;
  cursor: pointer;
  background: var(--dark);
}
.video-card-inner {
  width: 100%; aspect-ratio: 16/9;
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.65s cubic-bezier(0.25,0.46,0.45,0.94);
  position: relative;
  overflow: hidden;
  background: #000;
}
.video-card:hover .video-card-inner { transform: scale(1.05); }
.video-card-inner video, .video-card-inner img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.play-btn {
  width: 56px; height: 56px;
  border: 1.5px solid rgba(255,255,255,0.35);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  position: relative; z-index: 2;
  transition: all 0.3s ease;
}
.video-card:hover .play-btn {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
}
.video-hover-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,10,30,0.88) 0%, transparent 55%);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 1;
}
.video-card:hover .video-hover-overlay { opacity: 1; }
.video-card-meta {
  position: absolute;
  bottom: 14px; left: 14px; right: 14px;
  z-index: 3;
  transform: translateY(8px);
  opacity: 0;
  transition: all 0.4s ease;
}
.video-card:hover .video-card-meta {
  opacity: 1;
  transform: translateY(0);
}
.vc-tag {
  font-size: 0.62rem; letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent-bright);
  margin-bottom: 3px;
}
.vc-title {
  font-family: var(--font-display);
  font-size: 1.15rem; letter-spacing: 0.05em;
}

/* Modal Video Player */
.modal-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.94);
  z-index: 2000;
  align-items: center; justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal-inner {
  width: min(90vw, 1100px);
  aspect-ratio: 16/9;
  position: relative;
}
.modal-inner video, .modal-inner iframe {
  width: 100%; height: 100%;
}
.modal-close {
  position: absolute;
  top: -40px; right: 0;
  font-size: 1.6rem; cursor: pointer;
  color: var(--white-50);
  transition: color 0.3s ease;
}
.modal-close:hover { color: var(--white); }

/* ============================================================
   CATEGORIES CARDS
   ============================================================ */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: clamp(2.5rem,5vw,4rem);
}
.cat-card {
  position: relative; overflow: hidden;
  display: block;
}
.cat-card-bg {
  width: 100%; aspect-ratio: 3/4;
  background: var(--mid-blue);
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.65s cubic-bezier(0.25,0.46,0.45,0.94);
  position: relative;
}
.cat-card:hover .cat-card-bg { transform: scale(1.04); }
.cat-card-bg img, .cat-card-bg video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.cat-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,15,50,0.97) 0%, rgba(0,10,30,0.3) 55%, transparent 100%);
}
.cat-info {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: clamp(1.2rem,3vw,2rem);
  z-index: 2;
}
.cat-num {
  font-size: 0.65rem; letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-bright);
  margin-bottom: 6px;
}
.cat-name {
  font-family: var(--font-display);
  font-size: clamp(1.6rem,3vw,2.2rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: 12px;
}
.cat-arrow {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.68rem; letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--white-50);
  transition: all 0.3s ease;
}
.cat-card:hover .cat-arrow {
  color: var(--white);
  gap: 10px;
}

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.contact-sec {
  padding: var(--section-pad);
  background: var(--dark-blue);
  text-align: center;
}
.contact-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 9rem);
  line-height: 0.88;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.contact-sub {
  font-size: 1rem; font-weight: 300;
  color: var(--white-50);
  max-width: 480px; margin: 0 auto 2.5rem;
  letter-spacing: 0.05em;
}
.contact-cta {
  display: inline-flex; align-items: center; gap: 1rem;
  padding: 16px 44px;
  background: var(--accent-bright);
  font-size: 0.78rem; font-weight: 500;
  letter-spacing: 0.22em; text-transform: uppercase;
  transition: all 0.3s ease;
  margin-bottom: 3rem;
}
.contact-cta:hover {
  background: var(--white);
  color: var(--black);
}
/* ── Dual CTA buttons (WhatsApp + Email) ── */
.cta-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 1.8rem;
  margin-bottom: 2rem;
}
.cta-wa {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: 15px 32px;
  background: #25d366;
  color: #fff;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 3px;
  transition: background .25s, transform .2s;
}
.cta-wa:hover { background: #1ebe5c; transform: translateY(-2px); color: #fff; }
.cta-mail {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: 15px 32px;
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,.25);
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 3px;
  transition: border-color .25s, transform .2s;
}
.cta-mail:hover { border-color: var(--accent-bright); transform: translateY(-2px); color: var(--white); }
.contact-details {
  display: flex; justify-content: center;
  gap: clamp(2rem,6vw,5rem);
  flex-wrap: wrap;
}
.cd-item { text-align: center; }
.cd-label {
  font-size: 0.63rem; letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-bright);
  margin-bottom: 6px;
}
.cd-value {
  font-size: 0.9rem;
  color: var(--white-50);
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: var(--black);
  padding: 2.5rem clamp(20px,5vw,80px);
  display: flex; align-items: center;
  justify-content: space-between;
  flex-wrap: wrap; gap: 1.5rem;
  border-top: 1px solid var(--white-08);
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.4rem; letter-spacing: 0.08em;
}
.footer-logo .dot { color: var(--accent-bright); }
.footer-copy {
  font-size: 0.72rem;
  color: var(--white-50);
  letter-spacing: 0.05em;
}
.footer-nav {
  display: flex; gap: 2rem;
  list-style: none;
}
.footer-nav a {
  font-size: 0.72rem; letter-spacing: 0.12em;
  color: var(--white-50);
  transition: color 0.3s ease;
  text-transform: uppercase;
}
.footer-nav a:hover { color: var(--white); }

/* ============================================================
   SCROLL REVEAL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(44px);
  transition: opacity 0.85s ease, transform 0.85s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-d1 { transition-delay: 0.1s; }
.reveal-d2 { transition-delay: 0.2s; }
.reveal-d3 { transition-delay: 0.3s; }
.reveal-d4 { transition-delay: 0.4s; }

/* ============================================================
   KEYFRAMES
   ============================================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(32px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; } to { opacity: 1; }
}
@keyframes scrollPulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.25; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
/* Intro section 2-col grid */
.intro-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem,6vw,6rem);
  align-items: start;
}

@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; }
  .cat-grid   { grid-template-columns: 1fr 1fr; }
  .vi-large   { grid-column: span 12; }
  .vi-small   { grid-column: span 6; }
  .vi-xlarge  { grid-column: span 12; }
  .vi-xsmall  { grid-column: span 6; }
  .intro-2col { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .nav-links  { display: none; }
  .hamburger  { display: flex; }
  .cat-grid   { grid-template-columns: 1fr; }
  .vi, .vi-large, .vi-small, .vi-xlarge, .vi-xsmall { grid-column: span 12; }
  footer      { flex-direction: column; text-align: center; }
  .footer-nav { justify-content: center; }
  .stat-badge { right: 0; bottom: -1.5rem; }
  .page-hero-title { font-size: clamp(2.5rem,8vw,5rem); }
  .contact-title   { font-size: clamp(2.5rem,8vw,5rem); }
  .hero-title      { font-size: clamp(3.5rem,12vw,8rem); }
  .hero-video-wrap video { object-position: center 30%; }
}