/* ============================================================
   AltitudeLens — Drone Videography Portfolio
   style.css
   ============================================================ */

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
  --bg:        #060a10;
  --bg2:       #080d15;
  --bg3:       #0b1220;
  --surface:   rgba(255,255,255,0.04);
  --glass:     rgba(10,20,40,0.6);
  --border:    rgba(0,180,255,0.12);
  --accent:    #00c8ff;
  --accent2:   #0070cc;
  --glow:      rgba(0,200,255,0.25);
  --text:      #e8eef8;
  --text-muted:#7a90b0;
  --font-display: 'Bebas Neue', sans-serif;
  --font-body:    'DM Sans', sans-serif;
  --radius:    12px;
  --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.65;
  overflow-x: hidden;
}

img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ── Page Loader ────────────────────────────────────────────── */
#loader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
#loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.loader-inner {
  display: flex; flex-direction: column; align-items: center; gap: 1.5rem;
}
.loader-ring {
  width: 60px; height: 60px;
  border: 1.5px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loader-text {
  font-family: var(--font-display);
  font-size: 1.4rem; letter-spacing: 0.12em;
  color: var(--text-muted);
}
.loader-text span { color: var(--accent); }

/* ── Typography ─────────────────────────────────────────────── */
.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: 0.03em;
  margin-bottom: 1rem;
}

.section-sub {
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto;
  font-size: 0.95rem;
}

/* ── Layout ─────────────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

section { padding: 6rem 0; }

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

/* ── Glass morphism utility ─────────────────────────────────── */
.glass {
  background: var(--glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 2rem;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: var(--transition);
}

.btn-primary {
  background: var(--accent);
  color: #000;
  box-shadow: 0 0 20px var(--glow);
}
.btn-primary:hover {
  background: #40d8ff;
  box-shadow: 0 0 36px rgba(0,200,255,0.5);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.2);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.btn-full { width: 100%; }

/* ── Navigation ─────────────────────────────────────────────── */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.2rem 2rem;
  transition: background 0.4s ease, padding 0.4s ease, border-color 0.4s ease;
  border-bottom: 1px solid transparent;
}
#navbar.scrolled {
  background: rgba(6,10,16,0.92);
  backdrop-filter: blur(20px);
  padding: 0.8rem 2rem;
  border-bottom-color: var(--border);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.3rem; letter-spacing: 0.1em;
  color: var(--text);
}
.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex; align-items: center; gap: 2rem;
}
.nav-links a {
  font-size: 0.8rem; font-weight: 500; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--text-muted);
  transition: color 0.25s;
}
.nav-links a:hover { color: var(--text); }
.nav-links .nav-cta {
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--accent);
}
.nav-links .nav-cta:hover {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}

.nav-toggle {
  display: none;
  flex-direction: column; gap: 5px; padding: 4px;
}
.nav-toggle span {
  width: 24px; height: 1.5px;
  background: var(--text);
  transition: var(--transition);
}
.nav-toggle.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── Hero ────────────────────────────────────────────────────── */
#hero {
  position: relative;
  height: 100dvh; min-height: 600px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  padding: 0;
}

.hero-video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center center;
  background: linear-gradient(160deg, #080e1a 0%, #0d1e38 50%, #060c18 100%);
  /* Ken-Burns slow zoom for cinematic feel */
  animation: heroZoom 12s ease-out forwards;
}
@keyframes heroZoom {
  from { transform: scale(1.08); }
  to   { transform: scale(1.0); }
}

.hero-gradient {
  position: absolute; inset: 0;
  background:
    /* Dark vignette over the whole image */
    linear-gradient(
      to bottom,
      rgba(6,10,16,0.55) 0%,
      rgba(6,10,16,0.35) 35%,
      rgba(6,10,16,0.65) 75%,
      rgba(6,10,16,1) 100%
    ),
    /* Extra darkening layer behind the text center */
    radial-gradient(
      ellipse 80% 60% at 50% 45%,
      rgba(6,10,16,0.45) 0%,
      transparent 100%
    );
}

/* HUD overlay */
.hud-overlay { position: absolute; inset: 0; pointer-events: none; }

.hud-corner {
  position: absolute; width: 40px; height: 40px;
  border-color: rgba(0,200,255,0.35);
  border-style: solid;
}
.hud-tl { top: 5rem; left: 2rem; border-width: 1px 0 0 1px; }
.hud-tr { top: 5rem; right: 2rem; border-width: 1px 1px 0 0; }
.hud-bl { bottom: 4rem; left: 2rem; border-width: 0 0 1px 1px; }
.hud-br { bottom: 4rem; right: 2rem; border-width: 0 1px 1px 0; }

.hud-scanline {
  position: absolute; left: 0; right: 0;
  height: 1px; background: rgba(0,200,255,0.12);
  top: 50%; transform: translateY(-50%);
}

/* Hero content */
.hero-content {
  position: relative; z-index: 2;
  text-align: center;
  padding: 0 1.5rem;
  max-width: 900px;
  animation: heroFadeUp 1.2s 0.4s both;
}

@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-eyebrow {
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.2rem;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 6.5rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 20px rgba(0,0,0,0.9), 0 4px 40px rgba(0,0,0,0.7);
}

.headline-accent {
  /* Animated gradient glow on the accent line */
  background: linear-gradient(90deg, #00c8ff, #60e0ff, #00a8e8, #00c8ff);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 4s linear infinite;
  filter: drop-shadow(0 0 20px rgba(0,200,255,0.4));
}
@keyframes gradientShift {
  to { background-position: 200% center; }
}

.hero-sub {
  font-size: clamp(0.9rem, 1.5vw, 1.1rem);
  color: rgba(232,238,248,0.95);
  max-width: 580px; margin: 0 auto 2.5rem;
  font-weight: 400; line-height: 1.7;
  text-shadow: 0 1px 10px rgba(0,0,0,1), 0 2px 20px rgba(0,0,0,0.8);
}

.hero-ctas { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* Scroll indicator */
.scroll-indicator {
  position: absolute; bottom: 2.5rem; left: 50%; transform: translateX(-50%);
  z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 0.75rem;
  animation: heroFadeUp 1.2s 1s both;
}
.scroll-indicator span {
  font-size: 0.65rem; letter-spacing: 0.2em; color: var(--text-muted);
}
.scroll-line {
  width: 1px; height: 50px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; }
  50%       { opacity: 1; }
}

/* ── Stats ───────────────────────────────────────────────────── */
#stats {
  padding: 0;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stats-grid {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(4, 1fr);
  divide-x: 1px solid var(--border);
}

.stat-item {
  padding: 2.5rem 2rem; text-align: center;
  border-right: 1px solid var(--border);
}
.stat-item:last-child { border-right: none; }

.stat-num {
  font-family: var(--font-display);
  font-size: 3.5rem; line-height: 1;
  color: var(--accent);
}
.stat-item p {
  font-size: 0.8rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--text-muted);
  margin-top: 0.4rem;
}

/* ── About ───────────────────────────────────────────────────── */
#about { background: var(--bg); }

.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 5rem; align-items: center;
}

.about-image-wrap { position: relative; }

.about-image-placeholder {
  width: 100%; aspect-ratio: 4/5;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--bg2) 0%, var(--bg3) 100%);
  overflow: hidden;
}
.about-img-inner {
  display: flex; flex-direction: column; align-items: center; gap: 1rem;
  color: var(--text-muted); font-size: 0.85rem;
}
.about-img-inner svg { width: 100px; height: 100px; }

.about-tag {
  position: absolute; bottom: -1rem; right: -1rem;
  background: var(--accent);
  color: #000; font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 0.5rem 1rem; border-radius: 4px;
}

.about-text p {
  color: var(--text-muted); margin-bottom: 1rem; font-size: 0.95rem;
}
.about-text p strong { color: var(--text); font-weight: 600; }

/* ── Services ────────────────────────────────────────────────── */
#services { background: var(--bg2); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  padding: 2rem;
  transition: var(--transition);
}
.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,200,255,0.3);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3), 0 0 0 1px rgba(0,200,255,0.1);
}

.service-icon {
  width: 48px; height: 48px;
  margin-bottom: 1.25rem;
  color: var(--accent);
}
.service-icon svg { width: 100%; height: 100%; }

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.4rem; letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}
.service-card p { color: var(--text-muted); font-size: 0.9rem; }

/* ── Portfolio ───────────────────────────────────────────────── */
#portfolio { background: var(--bg); }

/* ── Category folder cards ───────────────────────────────────── */
.category-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.category-card {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: var(--transition);
  background: var(--glass);
  backdrop-filter: blur(12px);
}
.category-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,200,255,0.4);
  box-shadow: 0 24px 50px rgba(0,0,0,0.4), 0 0 0 1px rgba(0,200,255,0.15);
}

.category-cover {
  position: relative;
  height: 260px;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.category-cover-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.7;
  transition: transform 0.5s ease, opacity 0.3s ease;
}
.category-card:hover .category-cover-img {
  transform: scale(1.06);
  opacity: 0.85;
}

.category-folder-icon {
  position: relative; z-index: 2;
  width: 80px; height: 80px;
  filter: drop-shadow(0 4px 20px rgba(0,200,255,0.4));
  transition: transform 0.3s ease;
}
.category-folder-icon svg { width: 100%; height: 100%; }
.category-card:hover .category-folder-icon { transform: scale(1.12) translateY(-4px); }

.category-count {
  position: absolute; bottom: 0.75rem; right: 0.75rem;
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--accent);
  background: rgba(6,10,16,0.7);
  padding: 0.3rem 0.7rem; border-radius: 4px;
  backdrop-filter: blur(8px);
}

.category-info {
  padding: 1.5rem;
}
.category-info h3 {
  font-family: var(--font-display);
  font-size: 1.6rem; letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}
.category-info p {
  font-size: 0.85rem; color: var(--text-muted);
  margin-bottom: 1rem;
}
.category-open {
  font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--accent);
  transition: gap 0.2s;
}
.category-card:hover .category-open { letter-spacing: 0.16em; }

/* Filter buttons */
.portfolio-filters {
  display: flex; gap: 0.75rem; justify-content: center;
  flex-wrap: wrap; margin-bottom: 2.5rem;
}
.filter-btn {
  padding: 0.6rem 1.5rem;
  border-radius: 999px;
  font-size: 0.8rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: transparent;
  transition: var(--transition);
  cursor: pointer;
}
.filter-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #000;
  box-shadow: 0 0 20px var(--glow);
}

/* Grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 280px;
  gap: 1rem;
}

/* Hide/show filtered items */
.portfolio-item {
  position: relative; overflow: hidden;
  border-radius: var(--radius);
  cursor: pointer;
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.portfolio-item.hidden {
  display: none;
}

.portfolio-thumb {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #0a1628 0%, #0d2137 100%);
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
}
.portfolio-thumb img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.portfolio-item:hover .portfolio-thumb { transform: scale(1.06); }

.portfolio-placeholder-icon {
  font-size: 2rem; opacity: 0.25; position: relative; z-index: 0;
}

.portfolio-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(6,10,16,0.92) 0%, transparent 55%);
  display: flex; align-items: flex-end;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity var(--transition);
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; }

.portfolio-tag {
  font-size: 0.7rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--accent);
  margin-bottom: 0.4rem;
}
.portfolio-overlay-inner h3 {
  font-family: var(--font-display);
  font-size: 1.3rem; letter-spacing: 0.04em;
  margin-bottom: 0.4rem;
}
.portfolio-zoom {
  font-size: 0.78rem; color: var(--text-muted); letter-spacing: 0.08em;
}

/* ── Lightbox Gallery ───────────────────────────────────────── */
.lightbox {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(4,8,14,0.98);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 0;
  opacity: 0; visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.lightbox.open { opacity: 1; visibility: visible; }

/* Header bar */
.lightbox-header {
  position: absolute; top: 0; left: 0; right: 0;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.5rem;
  background: linear-gradient(to bottom, rgba(4,8,14,0.9), transparent);
  z-index: 10;
}
.lightbox-title {
  font-family: var(--font-display);
  font-size: 1.1rem; letter-spacing: 0.1em;
  color: var(--text);
}

.lightbox-close {
  font-size: 2rem; color: var(--text-muted);
  transition: color 0.2s; line-height: 1;
}
.lightbox-close:hover { color: var(--accent); }

/* Prev / Next arrows */
.lightbox-prev,
.lightbox-next {
  position: absolute; top: 50%; transform: translateY(-50%);
  font-size: 3.5rem; color: rgba(255,255,255,0.4);
  transition: color 0.2s, transform 0.2s;
  z-index: 10; padding: 0 1.25rem; line-height: 1;
  user-select: none;
}
.lightbox-prev { left: 0; }
.lightbox-next { right: 0; }
.lightbox-prev:hover, .lightbox-next:hover {
  color: var(--accent);
  transform: translateY(-50%) scale(1.1);
}
.lightbox-prev:disabled, .lightbox-next:disabled { opacity: 0.15; pointer-events: none; }

/* Main image */
.lightbox-main {
  flex: 1; display: flex; align-items: center; justify-content: center;
  width: 100%; padding: 4rem 5rem 1rem;
  min-height: 0;
}
#lightboxImg {
  max-width: 100%; max-height: 70vh;
  border-radius: 6px; display: block;
  box-shadow: 0 20px 60px rgba(0,0,0,0.8);
  transition: opacity 0.2s ease;
  object-fit: contain;
}

.lightbox-caption {
  font-size: 0.78rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--text-muted);
  text-align: center; padding: 0.5rem 1rem;
}

/* Thumbnail strip */
.lightbox-thumbs {
  display: flex; gap: 0.5rem;
  padding: 0.75rem 1rem 1.25rem;
  overflow-x: auto; max-width: 100%;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.lightbox-thumbs::-webkit-scrollbar { height: 4px; }
.lightbox-thumbs::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.lightbox-thumb {
  width: 64px; height: 48px; flex-shrink: 0;
  border-radius: 4px; overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer; transition: border-color 0.2s, opacity 0.2s;
  opacity: 0.5;
  background: var(--bg3);
}
.lightbox-thumb img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}
.lightbox-thumb.active { border-color: var(--accent); opacity: 1; }
.lightbox-thumb:hover { opacity: 0.85; }

/* ── Equipment ───────────────────────────────────────────────── */
#equipment { background: var(--bg2); }

.equipment-feature { padding: 3rem; }

.equipment-badge {
  display: inline-block;
  font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border);
  padding: 0.35rem 0.85rem; border-radius: 4px;
  margin-bottom: 2rem;
}

.equipment-grid {
  display: grid; grid-template-columns: 1fr 1.6fr;
  gap: 4rem; align-items: center;
}

.equipment-visual {
  display: flex; align-items: center; justify-content: center;
}
.drone-svg {
  width: 100%; max-width: 240px;
  filter: drop-shadow(0 0 30px rgba(0,200,255,0.2));
  animation: droneBob 4s ease-in-out infinite;
}
@keyframes droneBob {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

.equipment-info h3 {
  font-family: var(--font-display);
  font-size: 2.8rem; letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}
.equipment-sub {
  color: var(--text-muted); font-style: italic; margin-bottom: 2rem;
}

.equipment-specs { display: flex; flex-direction: column; gap: 1.5rem; }
.equipment-specs li {
  display: flex; gap: 1rem; align-items: flex-start;
}
.spec-icon {
  color: var(--accent); font-size: 0.9rem; margin-top: 0.15rem; flex-shrink: 0;
}
.equipment-specs strong { display: block; margin-bottom: 0.25rem; font-weight: 600; }
.equipment-specs p { font-size: 0.88rem; color: var(--text-muted); }

/* ── Contact ─────────────────────────────────────────────────── */
#contact { background: var(--bg); }

.contact-grid {
  display: grid; grid-template-columns: 1.2fr 1fr;
  gap: 3rem; align-items: start;
}

.contact-form { padding: 2.5rem; }

.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block; font-size: 0.78rem; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 0.5rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 6px; padding: 0.75rem 1rem;
  color: var(--text); font-family: var(--font-body); font-size: 0.9rem;
  transition: border-color 0.25s, box-shadow 0.25s;
  appearance: none; outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,200,255,0.1);
}
.form-group select option { background: var(--bg3); }
.form-group textarea { resize: vertical; min-height: 120px; }

.form-note {
  font-size: 0.8rem; color: var(--text-muted);
  margin-bottom: 1rem;
}
.form-note a { color: var(--accent); }

.contact-info { display: flex; flex-direction: column; gap: 1.25rem; }

.contact-card { padding: 1.75rem; }
.contact-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem; letter-spacing: 0.06em;
  margin-bottom: 1rem;
}
.contact-card p { font-size: 0.9rem; color: var(--text-muted); }
.contact-card p strong { color: var(--text); }

.contact-links { display: flex; flex-direction: column; gap: 0.8rem; }
.contact-links li { display: flex; align-items: center; gap: 0.85rem; }
.contact-icon { font-size: 0.9rem; flex-shrink: 0; }
.contact-links a {
  font-size: 0.9rem; color: var(--text-muted);
  transition: color 0.2s;
}
.contact-links a:hover { color: var(--accent); }

/* ── Footer ──────────────────────────────────────────────────── */
#footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 3rem 2rem 2rem;
  position: relative;
}

.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; flex-direction: column; align-items: center; gap: 1.5rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.5rem; letter-spacing: 0.12em;
}
.footer-logo span { color: var(--accent); }

.footer-socials { display: flex; gap: 1.25rem; }
.footer-socials a {
  width: 38px; height: 38px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  transition: var(--transition);
}
.footer-socials a svg { width: 18px; height: 18px; }
.footer-socials a:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 12px var(--glow);
}

.footer-copy { font-size: 0.8rem; color: var(--text-muted); }

.back-to-top {
  position: absolute; bottom: 2rem; right: 2rem;
  width: 44px; height: 44px;
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--text-muted); font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
  opacity: 0; transform: translateY(10px);
}
.back-to-top.visible { opacity: 1; transform: translateY(0); }
.back-to-top:hover {
  border-color: var(--accent); color: var(--accent);
  box-shadow: 0 0 16px var(--glow);
}

/* ── Scroll reveal ───────────────────────────────────────────── */
.reveal {
  opacity: 0; transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1; transform: translateY(0);
}

/* Stagger children inside a grid */
.services-grid .reveal:nth-child(2) { transition-delay: 0.1s; }
.services-grid .reveal:nth-child(3) { transition-delay: 0.2s; }
.services-grid .reveal:nth-child(4) { transition-delay: 0.3s; }
.services-grid .reveal:nth-child(5) { transition-delay: 0.4s; }
.services-grid .reveal:nth-child(6) { transition-delay: 0.5s; }

.portfolio-grid .reveal:nth-child(2) { transition-delay: 0.1s; }
.portfolio-grid .reveal:nth-child(3) { transition-delay: 0.2s; }
.portfolio-grid .reveal:nth-child(4) { transition-delay: 0.15s; }
.portfolio-grid .reveal:nth-child(5) { transition-delay: 0.25s; }
.portfolio-grid .reveal:nth-child(6) { transition-delay: 0.35s; }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { gap: 3rem; }
  .equipment-grid { gap: 2.5rem; }
}

@media (max-width: 768px) {
  section { padding: 3.5rem 0; }

  /* Nav */
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed; top: 0; right: 0; bottom: 0;
    width: min(320px, 85vw);
    flex-direction: column; justify-content: center; gap: 2rem;
    background: rgba(6,10,16,0.98);
    backdrop-filter: blur(24px);
    border-left: 1px solid var(--border);
    padding: 2rem;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { font-size: 1rem; }

  /* Hero */
  .hero-headline { font-size: clamp(2.2rem, 9vw, 3.5rem); }
  .hero-sub { font-size: 0.9rem; padding: 0 0.5rem; }
  .hud-corner { width: 22px; height: 22px; }

  /* Stats — 2x2 grid, larger numbers */
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item { padding: 1.5rem 1rem; border-right: 1px solid var(--border); }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item:nth-child(3) { border-top: 1px solid var(--border); }
  .stat-item:nth-child(4) { border-top: 1px solid var(--border); border-right: none; }
  .stat-num { font-size: 2.8rem; }
  .stat-item p { font-size: 0.72rem; }

  /* About — slika na vrhu, tekst spodaj */
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .about-image-placeholder {
    aspect-ratio: 3/4 !important;
    max-height: 420px;
  }
  .about-image-placeholder img {
    object-position: center top !important;
    height: 100% !important;
    width: 100% !important;
  }
  .about-tag { bottom: 0.75rem; right: 0.75rem; }

  /* Services — 1 kolona */
  .services-grid { grid-template-columns: 1fr; gap: 1rem; }
  .service-card { padding: 1.5rem; }

  /* Portfolio */
  .category-grid { grid-template-columns: 1fr; gap: 1rem; }
  .category-cover { height: 220px; }
  .category-info { padding: 1.25rem; }

  /* Equipment */
  .equipment-grid { grid-template-columns: 1fr; gap: 1.5rem; text-align: center; }
  .equipment-feature { padding: 1.5rem; }
  .drone-svg { max-width: 220px; margin: 0 auto; }
  .equipment-specs li { text-align: left; }

  /* Contact */
  .contact-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .contact-form { padding: 1.5rem; }
}

@media (max-width: 480px) {
  #navbar { padding: 0.9rem 1rem; }
  .nav-logo { font-size: 1.1rem; }

  /* Hero */
  .hero-headline { font-size: clamp(2rem, 11vw, 3rem); }
  .hero-ctas { flex-direction: column; align-items: center; gap: 0.75rem; }
  .btn { padding: 0.8rem 1.5rem; font-size: 0.8rem; }

  /* Stats */
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-num { font-size: 2.4rem; }

  /* About image — pokaži celo telo */
  .about-image-placeholder {
    aspect-ratio: 2/3 !important;
    max-height: 380px;
  }

  /* Services */
  .service-card { padding: 1.25rem; }
  .service-icon { width: 38px; height: 38px; }
  .service-card h3 { font-size: 1.2rem; }

  /* Portfolio */
  .category-cover { height: 180px; }
  .category-info h3 { font-size: 1.3rem; }

  /* Equipment */
  .equipment-info h3 { font-size: 2rem; }

  /* Footer */
  #footer { padding: 2rem 1rem 1.5rem; }
  .back-to-top { bottom: 1rem; right: 1rem; }

  .hud-tl, .hud-tr { top: 4rem; }
  .hud-corner { display: none; }
}

/* ── Parallax (hero content moves on scroll) ─────────────────── */
#heroContent { will-change: transform; }

/* ── Reduced motion ──────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .drone-svg { animation: none; }
}

/* ── AI Response Box ─────────────────────────────────────────── */
.ai-response-box {
  background: rgba(0,200,255,0.05);
  border: 1px solid rgba(0,200,255,0.2);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  animation: fadeInUp 0.5s ease;
}
@keyframes fadeInUp {
  from { opacity:0; transform:translateY(10px); }
  to   { opacity:1; transform:translateY(0); }
}
.ai-header {
  display: flex; align-items: center; gap: 0.6rem;
  margin-bottom: 0.75rem;
}
.ai-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 1.5s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { opacity:1; transform:scale(1); }
  50%      { opacity:0.5; transform:scale(0.8); }
}
.ai-label {
  font-size: 0.72rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--accent);
  font-weight: 600;
}
#submitBtn:disabled {
  opacity: 0.6; cursor: not-allowed;
}

/* ── Instagram Section ───────────────────────────────────────── */
#instagram { background: var(--bg2); }

.instagram-cta {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.5rem 2rem; margin-bottom: 2rem;
  flex-wrap: wrap; gap: 1rem;
}

.ig-left { display: flex; align-items: center; gap: 1rem; }

.ig-avatar {
  width: 52px; height: 52px; border-radius: 50%;
  background: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045);
  display: flex; align-items: center; justify-content: center;
  color: #fff; flex-shrink: 0;
}

.ig-info { display: flex; flex-direction: column; gap: 0.2rem; }
.ig-handle { font-weight: 700; font-size: 1rem; color: var(--text); }
.ig-desc { font-size: 0.8rem; color: var(--text-muted); }

.ig-btn { white-space: nowrap; }

/* Instagram grid */
.ig-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.ig-item {
  position: relative; overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 1/1;
  display: block;
}

.ig-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.ig-item:hover img { transform: scale(1.08); }

.ig-overlay {
  position: absolute; inset: 0;
  background: rgba(6,10,16,0.7);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.3s ease;
}
.ig-item:hover .ig-overlay { opacity: 1; }
.ig-overlay span {
  font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.08em; color: #fff;
}

/* ── Booking Section ─────────────────────────────────────────── */
#booking { background: var(--bg); }

.booking-wrap {
  max-width: 760px; margin: 0 auto;
  padding: 2.5rem;
}

.booking-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

/* Date input styling */
input[type="date"] {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.75rem 1rem;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: border-color 0.25s, box-shadow 0.25s;
  outline: none;
  appearance: none;
  color-scheme: dark;
}
input[type="date"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,200,255,0.1);
}

/* Mobile responsive */
@media (max-width: 600px) {
  .instagram-cta { flex-direction: column; align-items: flex-start; }
  .ig-grid { grid-template-columns: repeat(2, 1fr); }
  .booking-grid { grid-template-columns: 1fr; }
  .booking-wrap { padding: 1.5rem; }
}

/* ── Custom Cursor ───────────────────────────────────────────── */
* { cursor: none !important; }
input, textarea, select, button, a, label { cursor: auto !important; }
button, [type="submit"] { cursor: pointer !important; }

.cursor-dot {
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  position: fixed; pointer-events: none; z-index: 99999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s ease, background 0.2s;
  box-shadow: 0 0 10px var(--accent), 0 0 20px var(--accent);
}
.cursor-ring {
  width: 36px; height: 36px;
  border: 1.5px solid rgba(0,200,255,0.5);
  border-radius: 50%;
  position: fixed; pointer-events: none; z-index: 99998;
  transform: translate(-50%, -50%);
  transition: all 0.12s ease;
}
.cursor-dot.clicked { transform: translate(-50%,-50%) scale(2); }
.cursor-ring.clicked { transform: translate(-50%,-50%) scale(0.6); border-color: var(--accent); }
.cursor-ring.hovering { transform: translate(-50%,-50%) scale(1.6); border-color: var(--accent); background: rgba(0,200,255,0.05); }

/* Cursor trail */
.cursor-trail {
  position: fixed; pointer-events: none; z-index: 99997;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  transform: translate(-50%,-50%);
  transition: opacity 0.3s ease;
}

/* ── Hero Canvas Particles ───────────────────────────────────── */
#particleCanvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  z-index: 1; pointer-events: none;
}

/* ── Typing cursor ───────────────────────────────────────────── */
.typing-cursor {
  display: inline-block;
  width: 3px; height: 0.85em;
  background: var(--accent);
  margin-left: 4px;
  vertical-align: middle;
  animation: blink 0.8s step-end infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

/* ── Enhanced hover on all cards ────────────────────────────── */
.service-card, .category-card, .contact-card, .stat-item {
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease !important;
}

/* ── Floating animation on equipment image ───────────────────── */
.drone-photo-float {
  animation: floatPhoto 5s ease-in-out infinite;
}
@keyframes floatPhoto {
  0%,100% { transform: translateY(0) rotate(-1deg); }
  50%      { transform: translateY(-14px) rotate(1deg); }
}

/* ── Scroll progress bar ─────────────────────────────────────── */
#scrollProgress {
  position: fixed; top: 0; left: 0; z-index: 9998;
  height: 2px; width: 0%;
  background: linear-gradient(90deg, var(--accent2), var(--accent));
  box-shadow: 0 0 8px var(--accent);
  transition: width 0.1s linear;
}

/* ── Section entrance animations ────────────────────────────── */
.reveal {
  opacity: 0; transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.22,1,0.36,1),
              transform 0.8s cubic-bezier(0.22,1,0.36,1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal.from-left  { transform: translateX(-40px); }
.reveal.from-right { transform: translateX(40px); }
.reveal.from-left.visible,
.reveal.from-right.visible { transform: translateX(0); }

/* ── Glow pulse on accent buttons ───────────────────────────── */
.btn-primary {
  animation: btnPulse 3s ease-in-out infinite;
}
@keyframes btnPulse {
  0%,100% { box-shadow: 0 0 20px var(--glow); }
  50%      { box-shadow: 0 0 35px rgba(0,200,255,0.5), 0 0 60px rgba(0,200,255,0.2); }
}
.btn-primary:hover { animation: none; }

@media (max-width: 768px) {
  * { cursor: auto !important; }
  .cursor-dot, .cursor-ring, .cursor-trail { display: none; }
}

/* ══════════════════════════════════════════════════════════════
   FUTURISTIC 2D UPGRADE
   ══════════════════════════════════════════════════════════════ */

/* ── Animated gradient background ───────────────────────────── */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: -2;
  background: 
    radial-gradient(ellipse 80% 50% at 20% 30%, rgba(0,80,180,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 70%, rgba(0,200,255,0.06) 0%, transparent 60%),
    radial-gradient(ellipse 40% 60% at 50% 50%, rgba(0,40,120,0.05) 0%, transparent 70%);
  animation: bgShift 12s ease-in-out infinite alternate;
}
@keyframes bgShift {
  0%   { transform: scale(1) translate(0, 0); }
  33%  { transform: scale(1.05) translate(-1%, 1%); }
  66%  { transform: scale(0.98) translate(1%, -1%); }
  100% { transform: scale(1.02) translate(-0.5%, 0.5%); }
}

/* ── Neon grid background ────────────────────────────────────── */
body::after {
  content: '';
  position: fixed; inset: 0; z-index: -1;
  background-image:
    linear-gradient(rgba(0,200,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,200,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridMove 20s linear infinite;
  pointer-events: none;
}
@keyframes gridMove {
  0%   { transform: perspective(500px) rotateX(0deg) translateY(0); }
  100% { transform: perspective(500px) rotateX(0deg) translateY(60px); }
}

/* ── Animated borders on cards ───────────────────────────────── */
.service-card, .category-card, .contact-card, .equipment-feature, .booking-wrap, .instagram-cta {
  position: relative;
  overflow: hidden;
}
.service-card::before, .category-card::before, 
.contact-card::before, .equipment-feature::before,
.booking-wrap::before, .instagram-cta::before {
  pointer-events: none;
  content: '';
  position: absolute; inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(
    135deg,
    rgba(0,200,255,0) 0%,
    rgba(0,200,255,0.4) 25%,
    rgba(0,200,255,0) 50%,
    rgba(0,200,255,0.4) 75%,
    rgba(0,200,255,0) 100%
  );
  background-size: 300% 300%;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out;
  mask-composite: exclude;
  animation: borderSpin 4s linear infinite;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.service-card:hover::before, .category-card:hover::before,
.contact-card:hover::before, .equipment-feature:hover::before,
.booking-wrap:hover::before, .instagram-cta:hover::before {
  opacity: 1;
}
@keyframes borderSpin {
  0%   { background-position: 0% 0%; }
  100% { background-position: 300% 300%; }
}

/* ── Glassmorphism 2.0 ───────────────────────────────────────── */
.glass {
  background: rgba(6, 15, 35, 0.55) !important;
  backdrop-filter: blur(24px) saturate(180%) !important;
  -webkit-backdrop-filter: blur(24px) saturate(180%) !important;
  border: 1px solid rgba(0,200,255,0.15) !important;
  box-shadow: 
    0 8px 32px rgba(0,0,0,0.4),
    inset 0 1px 0 rgba(0,200,255,0.1),
    inset 0 -1px 0 rgba(0,0,0,0.2) !important;
}

/* ── HUD cockpit elements ────────────────────────────────────── */
.hud-corner {
  width: 28px !important; height: 28px !important;
  animation: hudPulse 3s ease-in-out infinite;
}
.hud-tl { animation-delay: 0s; }
.hud-tr { animation-delay: 0.75s; }
.hud-bl { animation-delay: 1.5s; }
.hud-br { animation-delay: 2.25s; }
@keyframes hudPulse {
  0%,100% { border-color: rgba(0,200,255,0.35); filter: drop-shadow(0 0 2px rgba(0,200,255,0.3)); }
  50%      { border-color: rgba(0,200,255,0.8);  filter: drop-shadow(0 0 8px rgba(0,200,255,0.6)); }
}

/* HUD data readouts */
.hud-data {
  position: absolute; z-index: 3;
  font-size: 0.6rem; letter-spacing: 0.15em;
  color: rgba(0,200,255,0.5); font-family: monospace;
  animation: hudDataFlicker 5s ease-in-out infinite;
}
.hud-data-tl { top: 5.5rem; left: 2.5rem; }
.hud-data-tr { top: 5.5rem; right: 2.5rem; text-align: right; }
.hud-data-bl { bottom: 4.5rem; left: 2.5rem; }
.hud-data-br { bottom: 4.5rem; right: 2.5rem; text-align: right; }
@keyframes hudDataFlicker {
  0%,95%,100% { opacity: 1; }
  96%,99%     { opacity: 0.3; }
}

/* ── Section titles — neon glow ──────────────────────────────── */
.section-title {
  text-shadow: 0 0 30px rgba(0,200,255,0.15);
  transition: text-shadow 0.3s ease;
}
.section-title:hover {
  text-shadow: 0 0 40px rgba(0,200,255,0.35), 0 0 80px rgba(0,200,255,0.1);
}

/* ── Stat items — futuristic ─────────────────────────────────── */
.stat-item {
  position: relative;
  background: rgba(0,200,255,0.02);
  transition: background 0.3s ease;
}
.stat-item:hover {
  background: rgba(0,200,255,0.05);
}
.stat-item::after {
  content: '';
  position: absolute; bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 0; height: 1px;
  background: var(--accent);
  transition: width 0.4s ease;
  box-shadow: 0 0 8px var(--accent);
}
.stat-item:hover::after { width: 60%; }

/* ── Nav — futuristic ────────────────────────────────────────── */
#navbar.scrolled {
  background: rgba(4, 8, 18, 0.92) !important;
  box-shadow: 0 1px 0 rgba(0,200,255,0.1), 0 4px 20px rgba(0,0,0,0.4) !important;
}

/* ── Scroll progress — neon ──────────────────────────────────── */
#scrollProgress {
  background: linear-gradient(90deg, #0044cc, #00c8ff, #00ffcc) !important;
  box-shadow: 0 0 12px rgba(0,200,255,0.8), 0 0 24px rgba(0,200,255,0.3) !important;
  height: 2px !important;
}

/* ── Service cards — futuristic hover ────────────────────────── */
.service-card:hover {
  background: rgba(0,200,255,0.06) !important;
  box-shadow: 
    0 20px 40px rgba(0,0,0,0.4),
    0 0 0 1px rgba(0,200,255,0.2),
    inset 0 1px 0 rgba(0,200,255,0.1) !important;
}

/* ── About section — futuristic image frame ──────────────────── */
.about-image-placeholder {
  box-shadow: 
    0 0 0 1px rgba(0,200,255,0.2),
    0 0 40px rgba(0,200,255,0.08),
    0 20px 60px rgba(0,0,0,0.4) !important;
}

/* ── Footer — neon line ──────────────────────────────────────── */
#footer {
  border-top: 1px solid rgba(0,200,255,0.15) !important;
  box-shadow: 0 -1px 0 rgba(0,200,255,0.05), inset 0 1px 0 rgba(0,200,255,0.05);
}

/* ── Futuristic section labels ───────────────────────────────── */
.section-label {
  position: relative;
  padding-left: 1rem;
}
.section-label::before {
  content: '';
  position: absolute; left: 0; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 4px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent);
  animation: dotPulse 2s ease-in-out infinite;
}
@keyframes dotPulse {
  0%,100% { transform: translateY(-50%) scale(1); opacity: 1; }
  50%      { transform: translateY(-50%) scale(1.8); opacity: 0.6; }
}

/* ── Input fields — futuristic ───────────────────────────────── */
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus,
input[type=date]:focus {
  box-shadow: 
    0 0 0 2px rgba(0,200,255,0.15),
    0 0 20px rgba(0,200,255,0.1) !important;
}

/* ── Category cards cover overlay ───────────────────────────── */
.category-cover::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(
    135deg,
    rgba(0,200,255,0.05) 0%,
    transparent 50%,
    rgba(0,100,255,0.05) 100%
  );
  pointer-events: none;
}

/* ── WhatsApp floating button ────────────────────────────────── */
.whatsapp-btn {
  position: fixed;
  bottom: 2rem; right: 2rem;
  z-index: 999;
  display: flex; align-items: center; gap: 0.6rem;
  background: #25D366;
  color: #fff;
  padding: 0.75rem 1.25rem 0.75rem 0.9rem;
  border-radius: 999px;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4), 0 2px 8px rgba(0,0,0,0.3);
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  text-decoration: none;
  animation: waPulse 2.5s ease-in-out infinite;
}
.whatsapp-btn:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 30px rgba(37,211,102,0.5), 0 4px 12px rgba(0,0,0,0.3);
  animation: none;
}
.whatsapp-btn svg {
  width: 26px; height: 26px; flex-shrink: 0;
}
.whatsapp-label {
  font-size: 0.85rem; font-weight: 700;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
@keyframes waPulse {
  0%,100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4), 0 2px 8px rgba(0,0,0,0.3); }
  50%      { box-shadow: 0 4px 30px rgba(37,211,102,0.7), 0 2px 8px rgba(0,0,0,0.3); }
}

/* Mobile — samo ikona brez teksta */
@media (max-width: 480px) {
  .whatsapp-btn {
    bottom: 1.5rem; right: 1.5rem;
    padding: 0.85rem;
    border-radius: 50%;
  }
  .whatsapp-label { display: none; }
  .whatsapp-btn svg { width: 28px; height: 28px; }
}