/* ============================================================
   ALPHA TECHNICAL CENTRE — DESIGN SYSTEM
   Brand: Alpha Energy Latin America v1.0
   Fonts: Playfair Display (display) · Barlow (body) · Barlow Condensed (labels)
   ============================================================ */

/* ---------- GOOGLE FONTS ---------- */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400;1,600&family=Barlow:wght@300;400;500;600&family=Barlow+Condensed:wght@300;400;500;600;700&display=swap');

/* ---------- CSS CUSTOM PROPERTIES ---------- */
:root {
  /* Primary palette */
  --navy:        #0B1F3A;
  --navy-mid:    #132845;
  --gold:        #C9A84C;
  --gold-light:  #E8C96A;
  --cream:       #F8F5EE;
  --white:       #FFFFFF;

  /* Secondary */
  --steel:       #6B7A8D;
  --rule:        #D8DCE2;
  --summa-red:   #C0392B;

  /* Consortium gradient (Gold → Red → Navy) */
  --grad: linear-gradient(90deg, #C9A84C 0%, #C0392B 50%, #0B1F3A 100%);

  /* Typography */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Barlow', system-ui, sans-serif;
  --font-label:   'Barlow Condensed', system-ui, sans-serif;

  /* Spacing */
  --maxw: 1160px;
  --nav-h: 72px;

  /* Radius */
  --r: 6px;
  --r-lg: 12px;

  /* Transitions */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- RESET ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--navy);
  background: var(--cream);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---------- LAYOUT ---------- */
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 40px;
}
@media (max-width: 768px) { .wrap { padding: 0 20px; } }

/* ---------- TYPOGRAPHY ---------- */
.label {
  font-family: var(--font-label);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
}
h1, h2, h3 { font-family: var(--font-display); line-height: 1.2; }
h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 600; }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); font-weight: 600; }
p  { font-size: 1rem; color: var(--navy-mid); max-width: 65ch; }

/* ---------- GRADIENT RULE (Consortium Signature) ---------- */
.grad-rule {
  height: 3px;
  background: var(--grad);
  border: none;
  width: 100%;
}
.grad-rule--short {
  width: 60px;
  height: 3px;
  background: var(--grad);
  display: inline-block;
}

/* ---------- NAVIGATION ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: rgba(11, 31, 58, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 100;
  border-bottom: 1px solid rgba(201,168,76,0.15);
  transition: background 0.3s var(--ease);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-mark {
  width: 40px;
  height: 40px;
  border: 1.5px solid var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.nav-mark svg { width: 20px; height: 20px; }
.nav-wordmark {
  font-family: var(--font-label);
  line-height: 1.2;
}
.nav-wordmark-main {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--white);
  text-transform: uppercase;
}
.nav-wordmark-sub {
  font-size: 9px;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: var(--gold);
  text-transform: uppercase;
}
.nav-wordmark-parent {
  font-size: 8px;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.45);
  text-transform: uppercase;
  margin-top: 1px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
}
.nav-links a, .nav-dropdown > button {
  font-family: var(--font-label);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  padding: 8px 14px;
  border-radius: var(--r);
  border: none;
  background: none;
  cursor: pointer;
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
}
.nav-links a:hover, .nav-dropdown > button:hover,
.nav-links a.active { color: var(--gold); background: rgba(201,168,76,0.08); }

/* Dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--navy);
  border: 1px solid rgba(201,168,76,0.2);
  border-radius: var(--r-lg);
  padding: 8px;
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.2s var(--ease);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4);
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav-dropdown-menu a {
  display: block;
  padding: 10px 14px;
  border-radius: var(--r);
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  transition: color 0.15s, background 0.15s;
}
.nav-dropdown-menu a:hover { color: var(--gold); background: rgba(201,168,76,0.1); }

/* Lang toggle */
.nav-lang {
  display: flex;
  gap: 4px;
  margin-left: 12px;
  padding-left: 12px;
  border-left: 1px solid rgba(255,255,255,0.15);
}
.nav-lang button {
  font-family: var(--font-label);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.45);
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 6px;
  border-radius: 3px;
  transition: color 0.2s;
}
.nav-lang button.active, .nav-lang button:hover { color: var(--gold); }

/* CTA button in nav */
.btn-nav {
  font-family: var(--font-label);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--gold);
  padding: 9px 18px;
  border-radius: var(--r);
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  margin-left: 8px;
  white-space: nowrap;
}
.btn-nav:hover { background: var(--gold-light); transform: translateY(-1px); }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.3s;
}
@media (max-width: 900px) {
  .nav-links, .nav-lang, .btn-nav { display: none; }
  .nav-toggle { display: flex; }
  .nav-mobile-open .nav-links {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--navy);
    padding: 24px 20px;
    gap: 4px;
    border-top: 1px solid rgba(201,168,76,0.2);
  }
  .nav-mobile-open .nav-lang,
  .nav-mobile-open .btn-nav { display: flex; }
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-label);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: var(--r);
  padding: 12px 24px;
  cursor: pointer;
  transition: all 0.2s var(--ease);
  border: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--gold);
  color: var(--navy);
}
.btn-primary:hover { background: var(--gold-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201,168,76,0.3); }
.btn-outline {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--navy);
}
.btn-outline:hover { background: var(--navy); color: var(--white); }
.btn-ghost-light {
  background: rgba(255,255,255,0.1);
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.2);
}
.btn-ghost-light:hover { background: rgba(255,255,255,0.18); border-color: var(--gold); color: var(--gold); }

/* ---------- SECTION SPACING ---------- */
section { padding: 96px 0; }
.section-head { margin-bottom: 56px; }
.section-head .label { margin-bottom: 12px; display: block; }
.section-head h2 { margin-bottom: 16px; }
.section-head p { font-size: 1.05rem; color: var(--steel); }

/* ---------- CARDS ---------- */
.card {
  background: var(--white);
  border-radius: var(--r-lg);
  border: 1px solid var(--rule);
  padding: 32px;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(11,31,58,0.1);
}
.card-icon {
  width: 48px;
  height: 48px;
  background: rgba(201,168,76,0.1);
  border-radius: var(--r);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.card-icon svg { width: 22px; height: 22px; stroke: var(--gold); fill: none; stroke-width: 1.5; }

/* ---------- STATS BAR ---------- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0;
  background: var(--navy);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.stat {
  padding: 28px 24px;
  border-right: 1px solid rgba(255,255,255,0.08);
  text-align: center;
}
.stat:last-child { border-right: none; }
.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}
.stat-label {
  font-family: var(--font-label);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-top: 6px;
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--navy);
  color: var(--white);
  padding: 64px 0 32px;
}
.footer-grad { height: 3px; background: var(--grad); margin-bottom: 64px; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}
@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}
.footer-brand .nav-wordmark-main { font-size: 16px; }
.footer-brand .nav-wordmark-sub { font-size: 10px; }
.footer-tagline {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.45);
  margin-top: 16px;
  max-width: 260px;
  line-height: 1.6;
}
.footer-col h4 {
  font-family: var(--font-label);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  transition: color 0.2s;
}
.footer-col ul li a:hover { color: var(--gold); }
.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.35);
  max-width: none;
}
.footer-conf {
  font-family: var(--font-label);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(201,168,76,0.5);
}

/* ---------- REVEAL ANIMATIONS ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ---------- CHIP / BADGE ---------- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-label);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 100px;
  background: rgba(201,168,76,0.12);
  color: var(--gold);
  border: 1px solid rgba(201,168,76,0.25);
}
.chip--coming {
  background: rgba(192,57,43,0.1);
  color: var(--summa-red);
  border-color: rgba(192,57,43,0.25);
}

/* ---------- TOOL CARD ---------- */
.tool-card {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.tool-card:hover { transform: translateY(-4px); box-shadow: 0 20px 56px rgba(11,31,58,0.1); }
.tool-card-header {
  background: var(--navy);
  padding: 28px 32px 24px;
  position: relative;
  overflow: hidden;
}
.tool-card-header::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad);
}
.tool-card-body { padding: 28px 32px 32px; }
.tool-card-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--white);
  margin-top: 12px;
}
.tool-card-desc {
  font-size: 0.95rem;
  color: var(--steel);
  margin: 12px 0 24px;
  line-height: 1.6;
}

/* ---------- TEAM CARD ---------- */
.team-card {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.team-card:hover { transform: translateY(-4px); box-shadow: 0 16px 48px rgba(11,31,58,0.1); }
.team-photo {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  object-position: top center;
}
.team-photo-placeholder {
  width: 100%;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--navy-mid), var(--navy));
  display: flex;
  align-items: center;
  justify-content: center;
}
.team-photo-placeholder svg { width: 48px; height: 48px; stroke: rgba(255,255,255,0.2); }
.team-info { padding: 24px 24px 28px; }
.team-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--navy);
}
.team-role {
  font-family: var(--font-label);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 6px 0 10px;
}
.team-exp {
  font-size: 0.83rem;
  color: var(--steel);
  line-height: 1.55;
}

/* ---------- CASE STUDY CARD ---------- */
.case-card {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.case-card:hover { transform: translateY(-4px); box-shadow: 0 16px 48px rgba(11,31,58,0.1); }
.case-card-header {
  height: 160px;
  background: linear-gradient(135deg, var(--navy-mid), var(--navy));
  display: flex;
  align-items: flex-end;
  padding: 24px;
  position: relative;
}
.case-card-region {
  font-family: var(--font-label);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(201,168,76,0.15);
  padding: 4px 10px;
  border-radius: 3px;
}
.case-card-body { padding: 24px; }
.case-card-body h3 { font-size: 1.05rem; margin-bottom: 10px; }
.case-card-body p { font-size: 0.88rem; color: var(--steel); max-width: none; }

/* ---------- NEWS CARD ---------- */
.news-card {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.news-card:hover { transform: translateY(-4px); box-shadow: 0 16px 48px rgba(11,31,58,0.1); }
.news-card-tag {
  font-family: var(--font-label);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 10px;
  display: block;
}
.news-card-body { padding: 28px; }
.news-card-body h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 10px;
  line-height: 1.35;
}
.news-card-body p { font-size: 0.88rem; color: var(--steel); max-width: none; margin-bottom: 20px; }
.news-card-date { font-size: 0.78rem; color: var(--rule); font-family: var(--font-label); letter-spacing: 0.08em; }

/* ---------- CONTACT FORM ---------- */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-family: var(--font-label);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 8px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--rule);
  border-radius: var(--r);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--navy);
  background: var(--white);
  transition: border-color 0.2s;
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--gold); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

/* ---------- HERO SHARED ---------- */
.hero {
  padding-top: var(--nav-h);
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--navy);
  position: relative;
  overflow: hidden;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(201,168,76,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,168,76,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero-bg-glow {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse, rgba(201,168,76,0.06) 0%, transparent 65%);
  pointer-events: none;
}

/* ---------- PAGE HERO (subpages) ---------- */
.page-hero {
  padding: calc(var(--nav-h) + 64px) 0 64px;
  background: var(--navy);
  position: relative;
  overflow: hidden;
}
.page-hero-bg { position: absolute; inset: 0; }
.page-hero-content { position: relative; z-index: 1; }
.page-hero h1 { color: var(--white); }
.page-hero .label { color: var(--gold); margin-bottom: 16px; display: block; }
.page-hero p { color: rgba(255,255,255,0.65); font-size: 1.1rem; max-width: 55ch; margin-top: 16px; }

/* ---------- SCROLL INDICATOR ---------- */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.35);
  font-family: var(--font-label);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  animation: bounce 2s infinite;
}
.scroll-indicator::after {
  content: '';
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(201,168,76,0.5), transparent);
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ---------- GRID UTILITIES ---------- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ---------- DARK SECTION ---------- */
.section-dark {
  background: var(--navy);
  color: var(--white);
}
.section-dark h2 { color: var(--white); }
.section-dark p { color: rgba(255,255,255,0.65); }
.section-dark .label { color: var(--gold); }

/* ---------- ACCENT SECTION ---------- */
.section-cream { background: var(--cream); }
.section-white { background: var(--white); }


/* ============ 3D WEBGL HERO ============ */
.hero-3d{position:relative;width:100%;}
.hero-3d .canvas-wrap{position:relative;width:100%;height:480px;border-radius:12px;overflow:hidden;border:1px solid rgba(201,168,76,.18);background:radial-gradient(ellipse at 50% 30%,#16314d,#0a1726 70%);cursor:grab;}
.hero-3d .canvas-wrap:active{cursor:grabbing;}
.hero-3d #rcanvas{display:block;width:100%;height:100%;}
.hero-3d .loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:rgba(201,168,76,.7);font-size:12px;letter-spacing:.15em;text-align:center;padding:20px;}
.hero-3d .loading.hidden{display:none;}
.loop-hud{position:absolute;top:16px;right:16px;width:230px;background:rgba(11,31,58,.8);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(201,168,76,.25);border-radius:12px;padding:18px;pointer-events:none;z-index:10;}
.loop-title{font-size:10px;letter-spacing:1.4px;color:var(--gold);font-weight:600;margin-bottom:4px;font-family:var(--font-label);}
.loop-sub{font-size:9px;letter-spacing:.6px;color:rgba(255,255,255,.4);margin-bottom:12px;font-family:var(--font-label);}
.loop-svg{width:100%;height:auto;display:block;}
.loop-foot{margin-top:10px;text-align:center;}
.loop-figure{font-family:var(--font-display);font-size:24px;font-weight:700;color:var(--gold);line-height:1;}
.loop-figure small{font-size:13px;}
.loop-cap{font-size:8.5px;letter-spacing:1px;color:rgba(255,255,255,.5);margin-top:3px;font-family:var(--font-label);}
.sat-scale{position:absolute;bottom:14px;left:16px;font-size:9px;color:rgba(255,255,255,.5);z-index:10;font-family:var(--font-label);letter-spacing:.1em;}
.sat-bar{width:120px;height:8px;border-radius:4px;background:linear-gradient(90deg,#0B1F3A,#C0392B,#C9A84C);margin-top:4px;}
.sat-ends{display:flex;justify-content:space-between;width:120px;margin-top:2px;font-size:8px;letter-spacing:.5px;}
@media(max-width:900px){
  .hero-3d .canvas-wrap{height:380px;}
  .loop-hud{width:190px;padding:14px;}
}
@media(max-width:600px){
  .loop-hud{position:relative;width:100%;top:0;right:0;margin-top:14px;}
  .hero-3d .canvas-wrap{height:320px;}
}

/* ============================================================
   MOBILE RESPONSIVE — additive only, desktop unaffected
   ============================================================ */

/* ---------- NAV: dropdown tap support on mobile ---------- */
@media (max-width: 900px) {
  /* Show btn-nav and lang inside open mobile menu */
  .nav-mobile-open .btn-nav {
    display: inline-flex;
    margin: 8px 0 4px;
    width: 100%;
    justify-content: center;
  }
  /* Capabilities dropdown: tap to open on mobile */
  .nav-mobile-open .nav-dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    background: rgba(255,255,255,0.05);
    border: none;
    border-left: 2px solid rgba(201,168,76,0.3);
    border-radius: 0;
    padding: 4px 0 4px 12px;
    margin: 4px 0;
    display: none;
  }
  .nav-mobile-open .nav-dropdown.open .nav-dropdown-menu {
    display: block;
  }
  .nav-mobile-open .nav-dropdown > button::after {
    content: ' ▾';
  }
  .nav-mobile-open .nav-dropdown.open > button::after {
    content: ' ▴';
  }
  /* Lang buttons in mobile menu */
  .nav-mobile-open .nav-lang {
    border-left: none;
    margin-left: 0;
    padding-left: 0;
    justify-content: center;
    margin-top: 8px;
    padding-top: 12px;
    border-top: 1px solid rgba(255,255,255,0.1);
  }
}

/* ---------- SECTION SPACING ---------- */
@media (max-width: 768px) {
  section { padding: 64px 0; }
  .section-head { margin-bottom: 36px; }
}
@media (max-width: 480px) {
  section { padding: 48px 0; }
  .section-head { margin-bottom: 28px; }
}

/* ---------- PAGE HERO (subpages) ---------- */
@media (max-width: 768px) {
  .page-hero { padding: calc(var(--nav-h) + 40px) 0 44px; }
  .page-hero p { font-size: 1rem; }
}
@media (max-width: 480px) {
  .page-hero { padding: calc(var(--nav-h) + 28px) 0 36px; }
}

/* ---------- CARDS ---------- */
@media (max-width: 480px) {
  .card { padding: 24px 20px; }
  .tool-card-body { padding: 20px; }
  .tool-card-header { padding: 20px 20px 18px; }
  .news-card-body { padding: 20px; }
  .case-card-body { padding: 18px; }
  .team-info { padding: 18px 18px 22px; }
}

/* ---------- STATS BAR ---------- */
@media (max-width: 600px) {
  .stats-bar { grid-template-columns: 1fr 1fr; }
  .stat { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .stat:nth-child(odd) { border-right: 1px solid rgba(255,255,255,0.08); }
  .stat:last-child { border-bottom: none; }
}

/* ---------- CTA BAND ---------- */
@media (max-width: 768px) {
  .cta-band-section .wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }
  .cta-band-section h2 { font-size: clamp(1.4rem, 4vw, 2rem); }
}

/* ---------- TYPOGRAPHY SCALING ---------- */
@media (max-width: 480px) {
  h1 { font-size: clamp(1.9rem, 8vw, 2.8rem); }
  h2 { font-size: clamp(1.5rem, 6vw, 2rem); }
  h3 { font-size: clamp(1.1rem, 4vw, 1.35rem); }
  p  { font-size: 0.95rem; }
}

/* ---------- FOOTER ---------- */
@media (max-width: 480px) {
  .footer { padding: 48px 0 24px; }
  .footer-grad { margin-bottom: 40px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
}

/* ---------- BUTTONS ---------- */
@media (max-width: 480px) {
  .btn { padding: 11px 20px; font-size: 10.5px; }
}

/* ---------- REVEAL: reduce motion on mobile ---------- */
@media (max-width: 600px) {
  .reveal { transform: translateY(14px); }
}