/* ═══════════════════════════════════════════════════
   TIISA — Construcciones Metálicas
   styles.css
   ═══════════════════════════════════════════════════ */

/* ── 1. TOKENS ─────────────────────────────────── */
:root {
  --dark:    #0a0f18;
  --dark2:   #111824;
  --dark3:   #1a2535;
  --steel:   #2a3a52;
  --muted:   #7a91aa;
  --light:   #c8d8e8;
  --white:   #f0f6ff;
  --amber:   #f59e0b;
  --amber2:  #fbbf24;
  --rust:    #e05a20;
  --danger:  #dc2626;
  --radius:  16px;
  --radius-lg: 20px;
  --shadow:  0 8px 32px rgba(0,0,0,.45);
  --trans:   .2s ease;
}

/* ── 2. RESET ───────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Barlow', sans-serif;
  background: var(--dark);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
body.no-scroll { overflow: hidden !important; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }

/* ── 3. LAYOUT ──────────────────────────────────── */
.wrap {
  width: min(1200px, calc(100% - 40px));
  margin: 0 auto;
}

/* ── 4. UTILITY ─────────────────────────────────── */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--amber);
}
.eyebrow::before {
  content: '';
  display: inline-block;
  width: 28px;
  height: 2px;
  background: var(--amber);
  flex-shrink: 0;
}

.section-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 900;
  line-height: 1;
  color: var(--white);
  margin-top: 12px;
}
.section-title span { color: var(--amber); }

.section       { padding: 96px 0; }
.section-alt   { background: var(--dark2); }

.section-head  { margin-bottom: 52px; }
.section-head p {
  font-size: 16px;
  color: var(--muted);
  max-width: 600px;
  margin-top: 16px;
  line-height: 1.7;
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .65s ease, transform .65s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ── 5. BUTTONS ─────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--amber);
  color: #1a0e00;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 14px 28px;
  border-radius: 10px;
  border: none;
  transition: background var(--trans), transform var(--trans);
}
.btn-primary:hover {
  background: var(--amber2);
  transform: translateY(-2px);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 1px solid rgba(255,255,255,.25);
  color: var(--white);
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 14px 28px;
  border-radius: 10px;
  transition: border-color var(--trans), background var(--trans), color var(--trans), transform var(--trans);
}
.btn-outline:hover {
  border-color: var(--amber);
  color: var(--amber);
  background: rgba(245,158,11,.08);
  transform: translateY(-2px);
}

/* ── 6. NAVIGATION ──────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,15,24,.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.brand-logo {
  height: 46px;
  width: auto;
  object-fit: contain;
}
.brand-text {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: .04em;
  color: var(--white);
  line-height: 1;
}
.brand-text small {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: .08em;
}

.nav-links {
  display: flex;
  gap: 4px;
  align-items: center;
}
.nav-links a {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--light);
  padding: 8px 12px;
  border-radius: 8px;
  transition: color var(--trans), background var(--trans);
  white-space: nowrap;
}
.nav-links a:hover {
  color: var(--amber);
  background: rgba(245,158,11,.08);
}
.nav-links .nav-cta {
  background: var(--amber);
  color: #1a0e00;
  border-radius: 8px;
  padding: 9px 18px;
}
.nav-links .nav-cta:hover {
  background: var(--amber2);
  color: #1a0e00;
}

.menu-toggle {
  display: none;
  border: 1px solid rgba(255,255,255,.15);
  background: rgba(255,255,255,.06);
  color: var(--white);
  width: 42px;
  height: 42px;
  border-radius: 10px;
  font-size: 20px;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--trans);
}
.menu-toggle:hover { background: rgba(255,255,255,.12); }

/* Mobile nav open state */
.nav-links.open {
  display: flex !important;
  flex-direction: column;
  position: absolute;
  top: 72px;
  left: 0;
  right: 0;
  background: rgba(10,15,24,.98);
  border-bottom: 1px solid rgba(255,255,255,.08);
  padding: 12px 16px 20px;
  z-index: 99;
  gap: 2px;
}
.nav-links.open a {
  padding: 12px 16px;
  border-radius: 10px;
  width: 100%;
}

/* ── 7. HERO ────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 96vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(10,15,24,.97) 0%, rgba(10,15,24,.72) 60%, rgba(14,122,110,.12) 100%),
    url('../assets/hero-main.jpg') center / cover no-repeat;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(255,255,255,.012) 2px,
    rgba(255,255,255,.012) 4px
  );
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 48px;
  align-items: center;
  padding: 100px 0 80px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(245,158,11,.12);
  border: 1px solid rgba(245,158,11,.3);
  padding: 6px 14px;
  border-radius: 999px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--amber);
  text-transform: uppercase;
  margin-bottom: 24px;
}
.hero-tag::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--amber);
  border-radius: 50%;
  animation: pdot 2s infinite;
  flex-shrink: 0;
}
@keyframes pdot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .5; transform: scale(.7); }
}

.hero h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(52px, 7vw, 90px);
  font-weight: 900;
  line-height: .95;
  color: var(--white);
  margin-bottom: 24px;
}
.hero h1 em {
  font-style: normal;
  color: var(--amber);
  display: block;
}

.hero-desc {
  font-size: 17px;
  color: var(--light);
  max-width: 540px;
  margin-bottom: 36px;
  opacity: .85;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Hero side panel */
.hero-panel {
  background: rgba(26,37,53,.75);
  border: 1px solid rgba(255,255,255,.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 32px;
}
.hero-panel-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 20px;
  font-weight: 800;
  color: var(--white);
  margin: 12px 0 20px;
  line-height: 1.2;
}
.service-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.service-pill {
  background: rgba(245,158,11,.1);
  border: 1px solid rgba(245,158,11,.2);
  color: var(--amber2);
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 8px;
}
.hero-divider {
  height: 1px;
  background: rgba(255,255,255,.08);
  margin: 20px 0;
}
.hero-stat {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 12px;
}
.hero-stat:last-child { margin-bottom: 0; }
.hero-stat strong {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 32px;
  font-weight: 900;
  color: var(--amber);
}
.hero-stat span {
  font-size: 14px;
  color: var(--light);
  opacity: .75;
}

/* ── 8. STATS BAR ───────────────────────────────── */
.stats-bar {
  background: var(--dark2);
  border-top: 1px solid rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat-item {
  padding: 28px 24px;
  border-right: 1px solid rgba(255,255,255,.06);
  display: flex;
  flex-direction: column;
}
.stat-item:last-child { border-right: none; }
.stat-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 44px;
  font-weight: 900;
  color: var(--amber);
  line-height: 1;
}
.stat-label {
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
  margin-top: 4px;
}

/* ── 9. ABOUT ───────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 32px;
  align-items: start;
}
.about-text p {
  font-size: 16px;
  color: var(--light);
  opacity: .82;
  margin-bottom: 18px;
  line-height: 1.8;
}
.about-text p:last-child { margin-bottom: 0; }

.mvv-stack { display: flex; flex-direction: column; gap: 16px; }
.mvv-card {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,.08);
  border-left: 3px solid var(--amber);
  border-radius: var(--radius);
  padding: 22px 24px;
}
.mvv-card strong {
  display: block;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 8px;
}
.mvv-card p {
  font-size: 14px;
  color: var(--light);
  opacity: .72;
  line-height: 1.65;
}

/* ── 10. SERVICES ───────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.services-intro {
  grid-column: 1 / -1;
  border: 1px solid rgba(255,255,255,.08);
  background: rgba(17,24,36,.55);
  border-radius: var(--radius-lg);
  padding: 22px 22px 10px;
}
.services-intro p {
  color: var(--light);
  opacity: .78;
  font-size: 15px;
  line-height: 1.75;
  margin-bottom: 12px;
}
.services-intro p:last-child { margin-bottom: 0; }

.service-card {
  background: var(--dark3);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--radius);
  padding: 28px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: border-color .3s, transform .25s, box-shadow .3s;
  outline: none;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--amber), var(--rust));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s;
}
.service-card:hover::before,
.service-card:focus-visible::before {
  transform: scaleX(1);
}
.service-card:hover,
.service-card:focus-visible {
  border-color: rgba(245,158,11,.3);
  transform: translateY(-5px);
  box-shadow: 0 20px 48px rgba(0,0,0,.4);
}

.service-icon {
  width: 52px;
  height: 52px;
  background: rgba(245,158,11,.1);
  border: 1px solid rgba(245,158,11,.2);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 18px;
}

.service-card h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 22px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 10px;
  line-height: 1.1;
}
.service-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
}

.service-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,.06);
}
.service-tag {
  background: rgba(245,158,11,.1);
  color: var(--amber);
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 6px;
}
.service-cta {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: .06em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 4px;
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity .25s, transform .25s;
  white-space: nowrap;
}
.service-card:hover .service-cta,
.service-card:focus-visible .service-cta {
  opacity: 1;
  transform: none;
}

/* ── 11. LIGHTBOX ───────────────────────────────── */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.lightbox.open { display: flex; }

.lb-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5,10,18,.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.lb-panel {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 1040px;
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 24px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 90vh;
  animation: lbin .28s ease;
}
@keyframes lbin {
  from { opacity: 0; transform: scale(.96) translateY(14px); }
  to   { opacity: 1; transform: none; }
}

.lb-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid rgba(255,255,255,.07);
  flex-shrink: 0;
  gap: 16px;
}
.lb-title-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}
.lb-icon {
  width: 44px;
  height: 44px;
  background: rgba(245,158,11,.12);
  border: 1px solid rgba(245,158,11,.25);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.lb-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 26px;
  font-weight: 900;
  color: var(--white);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.lb-subtitle {
  font-size: 13px;
  color: var(--muted);
  margin-top: 2px;
}
.lb-close {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.15);
  background: rgba(255,255,255,.06);
  color: var(--white);
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--trans), border-color var(--trans);
}
.lb-close:hover { background: var(--danger); border-color: var(--danger); }

.lb-body {
  display: grid;
  grid-template-columns: 1fr 200px;
  overflow: hidden;
  flex: 1;
  min-height: 0;
}

/* Main image pane */
.lb-main {
  position: relative;
  background: #050a12;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  min-height: 320px;
}
.lb-main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  max-height: 65vh;
  display: block;
}

/* Nav arrows */
.lb-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(0,0,0,.65);
  border: 1px solid rgba(255,255,255,.2);
  color: var(--white);
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  transition: background var(--trans), border-color var(--trans), color var(--trans);
}
.lb-nav:hover {
  background: var(--amber);
  border-color: var(--amber);
  color: #1a0e00;
}
.lb-prev { left: 12px; }
.lb-next { right: 12px; }

.lb-counter {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,.65);
  padding: 4px 14px;
  border-radius: 999px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--light);
  white-space: nowrap;
  pointer-events: none;
}
.lb-caption-bar {
  position: absolute;
  bottom: 36px;
  left: 60px;
  right: 60px;
  text-align: center;
  font-size: 13px;
  color: rgba(200,216,232,.7);
  pointer-events: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Thumbnails pane */
.lb-thumbs {
  border-left: 1px solid rgba(255,255,255,.06);
  overflow-y: auto;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.lb-thumbs::-webkit-scrollbar { width: 3px; }
.lb-thumbs::-webkit-scrollbar-thumb { background: var(--steel); border-radius: 2px; }

.lb-thumb {
  border-radius: 10px;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color var(--trans);
  flex-shrink: 0;
  aspect-ratio: 4/3;
}
.lb-thumb img { width: 100%; height: 100%; object-fit: cover; }
.lb-thumb.active { border-color: var(--amber); }
.lb-thumb:hover:not(.active) { border-color: rgba(245,158,11,.4); }

/* Empty state */
.lb-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 32px;
  gap: 14px;
  text-align: center;
  grid-column: 1 / -1;
}
.lb-empty-icon { font-size: 56px; opacity: .25; }
.lb-empty h4 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 22px;
  font-weight: 800;
  color: var(--white);
}
.lb-empty p { color: var(--muted); font-size: 15px; max-width: 360px; }
.lb-empty code {
  font-size: 12px;
  color: var(--muted);
  background: var(--dark3);
  padding: 6px 12px;
  border-radius: 6px;
  display: inline-block;
  margin-top: 4px;
  font-family: 'Courier New', monospace;
}

/* ── 12. GALLERY ────────────────────────────────── */
.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.filter-btn {
  border: 1px solid rgba(255,255,255,.12);
  background: transparent;
  color: var(--light);
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  padding: 9px 18px;
  border-radius: 8px;
  transition: background var(--trans), border-color var(--trans), color var(--trans);
}
.filter-btn:hover {
  border-color: rgba(245,158,11,.4);
  color: var(--amber);
}
.filter-btn.active {
  background: var(--amber);
  border-color: var(--amber);
  color: #1a0e00;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.gallery-card {
  background: var(--dark3);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .25s, border-color .25s;
}
.gallery-card:hover {
  transform: translateY(-4px);
  border-color: rgba(245,158,11,.25);
}
.gallery-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform .4s;
}
.gallery-card:hover img { transform: scale(1.04); }
.gallery-caption { padding: 14px 16px 16px; }
.gallery-caption strong {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 4px;
}
.gallery-caption span { font-size: 12px; color: var(--muted); }

/* ── 13. CLIENTS ────────────────────────────────── */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
}
.logo-card {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--radius);
  padding: clamp(14px, 2.2vw, 20px) clamp(12px, 2vw, 16px);
  min-height: clamp(88px, 18vw, 120px);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--trans), transform var(--trans);
}
.logo-card:hover {
  border-color: rgba(245,158,11,.3);
  transform: translateY(-3px);
}
.logo-card img {
  width: min(220px, 100%);
  max-width: 100%;
  height: auto;
  max-height: clamp(36px, 7vw, 56px);
  object-fit: contain;
  filter: brightness(0) invert(.75);
  transition: filter var(--trans);
}
.logo-card:hover img { filter: brightness(0) invert(1); }

.logo-card--text { padding: 18px 14px; }
.logo-fallback {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(13px, 2.4vw, 16px);
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
  text-align: center;
  line-height: 1.15;
  color: var(--muted);
}

/* ── 14. CONTACT ────────────────────────────────── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 28px;
}
.contact-main {
  background: var(--dark3);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.contact-main h2 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 38px;
  font-weight: 900;
  color: var(--white);
  margin: 12px 0 28px;
}
.contact-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.contact-card {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 14px;
  padding: 18px 20px;
}
.contact-card strong {
  display: block;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 16px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 2px;
}
.contact-card small {
  display: block;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 6px;
}
.contact-card span {
  font-size: 15px;
  color: var(--amber2);
  font-weight: 500;
}

.contact-side {
  background: var(--dark3);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
}
.contact-side h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 24px;
  font-weight: 800;
  color: var(--white);
  margin: 10px 0 20px;
}

.channel-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
  font-size: 14px;
  color: var(--light);
}
.channel-item:last-child { border-bottom: none; }
.channel-icon {
  width: 36px;
  height: 36px;
  background: rgba(245,158,11,.1);
  border: 1px solid rgba(245,158,11,.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}
.channel-link {
  color: var(--amber2);
  font-weight: 500;
  word-break: break-all;
  transition: color var(--trans);
}
.channel-link:hover { color: var(--white); }

/* ── 15. FOOTER ─────────────────────────────────── */
.footer {
  background: #060b12;
  border-top: 1px solid rgba(255,255,255,.06);
  padding: 32px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-brand {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 20px;
  font-weight: 900;
  color: var(--white);
}
.footer-brand small {
  display: block;
  font-size: 12px;
  color: var(--muted);
  font-weight: 400;
  font-family: 'Barlow', sans-serif;
  margin-top: 2px;
}
.footer-copy { font-size: 13px; color: var(--muted); }

/* ── 16. WELCOME VIDEO MODAL ────────────────────── */
.welcome-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
}
.welcome-modal.show { display: flex !important; }

.welcome-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.welcome-dialog {
  position: relative;
  z-index: 10;
  width: min(92vw, 820px);
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 32px 96px rgba(0,0,0,.7);
}
.welcome-video { width: 100%; height: auto; display: block; }
.welcome-close {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 20;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 50%;
  background: rgba(0,0,0,.5);
  color: #fff;
  font-size: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--trans), border-color var(--trans);
}
.welcome-close:hover { background: var(--danger); border-color: var(--danger); }

/* ══════════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════════ */

/* Tablet landscape — 1024px */
@media (max-width: 1024px) {
  .services-grid       { grid-template-columns: repeat(2, 1fr); }
  .lb-body             { grid-template-columns: 1fr 170px; }
}

/* Tablet portrait / large mobile — 860px */
@media (max-width: 860px) {
  .hero-inner          { grid-template-columns: 1fr; padding: 64px 0 56px; }
  .hero-panel          { display: none; }
  .stats-grid          { grid-template-columns: repeat(2, 1fr); }
  .about-grid          { grid-template-columns: 1fr; }
  .gallery-grid        { grid-template-columns: repeat(2, 1fr); }
  .contact-layout      { grid-template-columns: 1fr; }
  .nav-links           { display: none; }
  .menu-toggle         { display: flex; }

  /* Lightbox: thumbs move to bottom strip */
  .lb-body             { grid-template-columns: 1fr; }
  .lb-thumbs           {
    flex-direction: row;
    overflow-x: auto;
    overflow-y: hidden;
    border-left: none;
    border-top: 1px solid rgba(255,255,255,.06);
    max-height: 90px;
    padding: 8px 10px;
  }
  .lb-thumb            { width: 110px; flex-shrink: 0; }
  .lb-main img         { max-height: 45vh; }
}

/* Mobile — 600px */
@media (max-width: 600px) {
  .services-grid       { grid-template-columns: 1fr; }
  .gallery-grid        { grid-template-columns: 1fr; }
  .contact-cards       { grid-template-columns: 1fr; }
  .section             { padding: 64px 0; }
  .section-title       { font-size: clamp(30px, 8vw, 48px); }
  .stats-grid          { grid-template-columns: repeat(2, 1fr); }
  .stat-item           { padding: 20px 16px; }
  .stat-num            { font-size: 36px; }
  .hero-desc           { font-size: 15px; }
  .hero h1             { line-height: 1; }
  .lb-title            { font-size: 20px; }
  .filters             { gap: 6px; }
  .filter-btn          { font-size: 12px; padding: 7px 12px; }
}

/* Very small — 380px */
@media (max-width: 380px) {
  .wrap                { width: calc(100% - 24px); }
  .hero-actions        { flex-direction: column; }
  .btn-primary,
  .btn-outline         { width: 100%; justify-content: center; }
}