/* ============================================================
   VELOX ENERGY — main.css
   Design system complet — from scratch
   ============================================================ */

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
ul, ol { list-style: none; }
img, svg { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
button { font: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font: inherit; }

/* ── Tokens ─────────────────────────────────────────────────── */
:root {
  --green:        #1f7a63;
  --green-dark:   #155a49;
  --green-light:  #6edbb8;
  --green-soft:   #eef7f3;
  --black:        #0d1410;
  --text:         #1c2b25;
  --muted:        #5a7068;
  --line:         #d8e6df;
  --white:        #ffffff;
  --bg:           #f7faf8;

  --container:    1240px;
  --radius-sm:    10px;
  --radius-md:    16px;
  --radius-lg:    24px;
  --radius-xl:    32px;

  --shadow-sm:    0 4px 16px rgba(13,20,16,.06);
  --shadow-md:    0 12px 36px rgba(13,20,16,.10);
  --shadow-lg:    0 24px 60px rgba(13,20,16,.14);

  --ease:         cubic-bezier(.22,.8,.22,1);
  --dur:          .28s;

  --header-h:     80px;
}

/* ── Base ───────────────────────────────────────────────────── */
html { scroll-behavior: smooth; font-size: 16px; background: #fff; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Inter, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: min(var(--container), calc(100% - 48px));
  margin: 0 auto;
}

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4 { line-height: 1.08; letter-spacing: -.035em; color: var(--black); }
h1 { font-size: clamp(40px, 6vw, 76px); font-weight: 900; }
h2 { font-size: clamp(30px, 4vw, 52px); font-weight: 800; }
h3 { font-size: clamp(20px, 2.5vw, 28px); font-weight: 700; }
p  { line-height: 1.8; }

.kicker {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 14px;
}

.section-head {
  max-width: 680px;
  margin: 0 auto 56px;
  text-align: center;
}
.section-head h2 { margin-bottom: 16px; }
.section-head p { color: var(--muted); font-size: 18px; }

/* ── Sections ───────────────────────────────────────────────── */
.section { padding: 96px 0; }
.section-alt { padding: 96px 0; background: var(--bg); }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 26px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .01em;
  transition: transform var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              background var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: linear-gradient(160deg, var(--green), var(--green-dark));
  color: #fff;
  box-shadow: 0 10px 28px rgba(31,122,99,.22);
}
.btn-primary:hover { box-shadow: 0 16px 36px rgba(31,122,99,.3); }

.btn-secondary {
  background: #fff;
  color: var(--green);
  border: 1.5px solid var(--line);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover { border-color: rgba(31,122,99,.4); }

.btn-ghost {
  background: rgba(255,255,255,.12);
  color: #fff;
  border: 1.5px solid rgba(255,255,255,.35);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover { background: rgba(255,255,255,.2); }

.btn-video {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,.4);
  gap: 10px;
}
.btn-video:hover { background: rgba(255,255,255,.1); }
.btn-video svg { flex-shrink: 0; }

.btn-lg { padding: 18px 32px; font-size: 16px; }
.btn-sm { padding: 10px 18px; font-size: 13px; }

/* ── Reveal animation ───────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   HEADER & NAV
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  height: var(--header-h);
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(216,230,223,.7);
  transition: box-shadow var(--dur) var(--ease);
}

.mobile-nav {
  z-index: 899;
}
.site-header.scrolled {
  box-shadow: 0 8px 28px rgba(13,20,16,.07);
}

.header-inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 32px;
}

/* Brand */
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.brand-logo {
  height: 52px;
  width: auto;
}
.brand-tagline {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.brand-tagline strong {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green);
}
.brand-tagline span {
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
}

/* Nav */
.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  transition: background var(--dur), color var(--dur);
}
.nav-link:hover, .nav-link.active {
  background: var(--green-soft);
  color: var(--green);
}

/* Dropdown */
.nav-dropdown .nav-link::after {
  content: '';
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4.5px solid currentColor;
  margin-left: 2px;
  opacity: .5;
}

.dropdown-panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 180px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity var(--dur) var(--ease),
              visibility var(--dur) var(--ease),
              transform var(--dur) var(--ease);
  z-index: 100;
}
.nav-dropdown:hover .dropdown-panel,
.nav-dropdown:focus-within .dropdown-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-panel a {
  display: block;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  transition: background var(--dur), color var(--dur);
}
.dropdown-panel a:hover {
  background: var(--green-soft);
  color: var(--green);
}

/* Header CTA */
.header-cta { margin-left: 12px; }

/* Lang switcher */
.lang-sw {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-left: 8px;
}
.lang-sw span { color: var(--muted); }
.lang-sw a { color: var(--text); transition: color var(--dur); }
.lang-sw a:hover { color: var(--green); }

.mobile-nav.open { display: block; }

/* Burger */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--line);
  background: #fff;
  margin-left: auto;
}
.burger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform .25s var(--ease), opacity .25s;
}
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  bottom: 0;
  background: #fff;
  overflow-y: auto;
  z-index: 800;
  padding: 24px 0 40px;
  border-top: 1px solid var(--line);
}

.mobile-nav .container {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-link {
  display: block;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  transition: background var(--dur);
}
.mobile-link:hover { background: var(--green-soft); color: var(--green); }

.mobile-sublink {
  display: block;
  padding: 10px 16px 10px 32px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--muted);
  transition: background var(--dur);
}
.mobile-sublink:hover { background: var(--green-soft); color: var(--green); }

.mobile-divider { height: 1px; background: var(--line); margin: 8px 0; }

.mobile-cta { margin-top: 16px; width: 100%; text-align: center; }

/* ============================================================
   HERO SLIDER
   ============================================================ */
.hero-slider {
  position: relative;
  height: calc(100vh - var(--header-h));
  min-height: 560px;
  max-height: 860px;
  overflow: hidden;
  background: #0d1a14;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s var(--ease);
  display: flex;
  align-items: flex-end;
  padding-bottom: 90px;
}

.slide::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: var(--bg-img);
  background-size: cover;
  background-position: center;
  transform: scale(1.06);
  transition: transform 9s var(--ease);
}

.slide.active { opacity: 1; }
.slide.active::before { transform: scale(1); }

.slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    125deg,
    rgba(0,0,0,.72) 0%,
    rgba(0,0,0,.42) 55%,
    rgba(0,0,0,.12) 100%
  );
}

.slide-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  color: #fff;
}

.slide-kicker {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  background: rgba(110,219,184,.18);
  border: 1px solid rgba(110,219,184,.4);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green-light);
  margin-bottom: 20px;
}

.slide-content h1 {
  font-size: clamp(36px, 5vw, 64px);
  color: #fff;
  margin-bottom: 20px;
  text-shadow: 0 4px 28px rgba(0,0,0,.25);
  letter-spacing: -.04em;
  line-height: 1.05;
}

.slide-content p {
  font-size: clamp(16px, 2vw, 20px);
  color: rgba(255,255,255,.8);
  max-width: 560px;
  margin-bottom: 32px;
  line-height: 1.75;
}

.slide-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* Slider controls */
.slider-controls {
  position: absolute;
  bottom: 32px;
  right: 40px;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 10;
}

.slider-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.3);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--dur);
}
.slider-btn:hover { background: rgba(255,255,255,.28); }

.slider-dots {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 0 4px;
}
.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255,255,255,.35);
  transition: background .3s, transform .3s;
  padding: 0;
}
.dot.active { background: #fff; transform: scale(1.35); }

/* Progress bar */
.slider-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: rgba(255,255,255,.12);
  z-index: 10;
}
.slider-progress-bar {
  height: 100%;
  background: var(--green-light);
  width: 0%;
}

/* ============================================================
   PROOF BAR
   ============================================================ */
.proof-bar {
  background: var(--black);
  padding: 32px 0;
}
.proof-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
}
.proof-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 40px;
  text-align: center;
}
.proof-item strong {
  font-size: 32px;
  font-weight: 900;
  color: #fff;
  letter-spacing: -.03em;
  line-height: 1;
  margin-bottom: 5px;
}
.proof-item span {
  font-size: 12px;
  color: rgba(255,255,255,.45);
  font-weight: 600;
  letter-spacing: .04em;
}
.proof-sep {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,.1);
  flex-shrink: 0;
}

/* ============================================================
   WHY SECTION
   ============================================================ */
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.why-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.why-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.why-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  font-size: 26px;
}
.why-icon-diesel { background: #fff3e6; }
.why-icon-esg    { background: var(--green-soft); }

.why-card h3 { font-size: 24px; margin-bottom: 14px; }
.why-card > p { color: var(--muted); margin-bottom: 22px; font-size: 15px; }

.why-list { display: flex; flex-direction: column; gap: 9px; margin-bottom: 26px; }
.why-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
}
.why-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
}

.insight-link {
  font-size: 13px;
  font-weight: 700;
  color: var(--green);
  letter-spacing: .02em;
  transition: gap var(--dur);
}
.insight-link:hover { text-decoration: underline; }

/* ============================================================
   PRODUCTS
   ============================================================ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.product-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }

.product-img {
  height: 230px;
  overflow: hidden;
}
.product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .7s var(--ease);
}
.product-card:hover .product-img img { transform: scale(1.05); }

.product-body { padding: 26px; }
.product-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 10px;
}
.product-body h3 { font-size: 22px; margin-bottom: 10px; }
.product-body p { color: var(--muted); font-size: 14px; margin-bottom: 16px; }
.product-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}
.product-spec {
  padding: 4px 10px;
  background: var(--green-soft);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  color: var(--green);
}

/* ============================================================
   BEYOND ENERGY
   ============================================================ */
.beyond-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.beyond-copy h2 { margin-bottom: 18px; }
.beyond-copy > p { color: var(--muted); margin-bottom: 14px; font-size: 16px; }

.beyond-steps {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 28px 0 26px;
}
.beyond-step {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.step-num {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  font-size: 13px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.beyond-step strong { display: block; font-size: 15px; margin-bottom: 2px; }
.beyond-step span { font-size: 13px; color: var(--muted); }

.dashboard-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  margin-bottom: 16px;
}
.dashboard-wrap img { width: 100%; display: block; }

.live-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 6px 12px;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(8px);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
}
.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #4ade80;
  animation: blink 2s infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:.3} }

.ai-card {
  background: linear-gradient(135deg, #0d2d24, #1b4f3a);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.ai-card-text { flex: 1; min-width: 180px; }
.ai-card-text .kicker { color: var(--green-light); }
.ai-card-text strong { display: block; font-size: 16px; color: #fff; margin-bottom: 5px; }
.ai-card-text p { font-size: 13px; color: rgba(255,255,255,.55); margin: 0; }
.ai-card-btn { flex-shrink: 0; }

/* ============================================================
   INDUSTRIES
   ============================================================ */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.industry-card {
  display: block;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
  color: inherit;
}
.industry-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }

.industry-img {
  height: 190px;
  background-size: cover;
  background-position: center;
  transition: transform .7s var(--ease);
}
.industry-card:hover .industry-img { transform: scale(1.04); }

.industry-body {
  padding: 22px;
  background: #fff;
}
.industry-tag {
  display: block;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 6px;
}
.industry-body h3 { font-size: 18px; margin-bottom: 8px; }
.industry-body p { font-size: 13px; color: var(--muted); margin-bottom: 14px; line-height: 1.6; }
.industry-body .more {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--green);
}

/* ============================================================
   DEPLOYMENTS
   ============================================================ */
.deployments-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.deployment {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-sm);
}
.deployment img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: transform .7s var(--ease);
}
.deployment:hover img { transform: scale(1.05); }

.deployment-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 14px 16px;
  background: linear-gradient(0deg, rgba(0,0,0,.75) 0%, transparent 100%);
  color: #fff;
}
.deployment-info strong { display: block; font-size: 14px; font-weight: 700; margin-bottom: 2px; }
.deployment-info span { font-size: 11px; color: rgba(255,255,255,.65); }

/* ============================================================
   INSIGHTS
   ============================================================ */
.insights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

.insight-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.insight-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.insight-card h3 { font-size: 18px; margin-bottom: 10px; }
.insight-card p { font-size: 14px; color: var(--muted); margin-bottom: 18px; line-height: 1.7; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: start;
}

.contact-copy h2 { margin-bottom: 16px; }
.contact-copy > p { color: var(--muted); margin-bottom: 28px; font-size: 16px; }

.contact-promises {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.promise {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
}
.promise-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--green-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.promise-icon svg { color: var(--green); }

.contact-form-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-md);
}

.form-row {
  display: grid;
  gap: 14px;
  margin-bottom: 14px;
}
.form-row-2 { grid-template-columns: 1fr 1fr; }
.form-row-3 { grid-template-columns: 1fr 1fr 1fr; }

.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 12px; font-weight: 700; color: var(--text); letter-spacing: .04em; }

.input, .textarea, .select {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  transition: border-color var(--dur), box-shadow var(--dur);
  outline: none;
}
.input:focus, .textarea:focus, .select:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(31,122,99,.1);
  background: #fff;
}
.textarea { resize: vertical; min-height: 130px; }

.form-submit {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.form-note { font-size: 12px; color: var(--muted); }
.form-note a { color: var(--green); }

.form-success {
  background: var(--green-soft);
  border: 1px solid rgba(31,122,99,.25);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 20px;
}
.form-success strong { display: block; color: var(--green); font-size: 15px; margin-bottom: 4px; }
.form-success p { font-size: 13px; color: var(--muted); margin: 0; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--black);
  color: rgba(255,255,255,.6);
  padding: 64px 0 32px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  margin-bottom: 32px;
}
.footer-logo {
  height: 44px;
  width: auto;
  margin-bottom: 14px;
}

.footer-brand { }
.footer-logo {
  height: 48px;
  width: auto;
  filter: brightness(0) invert(1);
  margin-bottom: 14px;
}
.footer-brand p {
  font-size: 13px;
  line-height: 1.75;
  max-width: 280px;
  margin-bottom: 20px;
}

.footer-col h4 {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  font-size: 14px;
  color: rgba(255,255,255,.5);
  margin-bottom: 10px;
  transition: color var(--dur);
}
.footer-col a:hover { color: #fff; }

.footer-ai-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: rgba(110,219,184,.1);
  border: 1px solid rgba(110,219,184,.2);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--green-light) !important;
  font-weight: 600;
  margin-top: 4px;
}
.footer-ai-link:hover { background: rgba(110,219,184,.18) !important; }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-copy { font-size: 12px; }
.footer-links {
  display: flex;
  gap: 20px;
}
.footer-links a {
  font-size: 12px;
  color: rgba(255,255,255,.4);
  transition: color var(--dur);
}
.footer-links a:hover { color: #fff; }

/* ============================================================
   VIDEO LIGHTBOX
   ============================================================ */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.88);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s var(--ease);
  backdrop-filter: blur(8px);
}
.lightbox.open { opacity: 1; pointer-events: all; }

.lightbox-inner {
  position: relative;
  width: min(880px, 90vw);
  aspect-ratio: 16/9;
}
.lightbox-inner iframe {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-md);
}
.lightbox-close {
  position: absolute;
  top: -48px;
  right: 0;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.3);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--dur);
}
.lightbox-close:hover { background: rgba(255,255,255,.3); }

/* ============================================================
   CENTER HELPERS
   ============================================================ */
.text-center { text-align: center; }
.mt-sm { margin-top: 20px; }
.mt-md { margin-top: 36px; }
.mt-lg { margin-top: 56px; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .footer-top { grid-template-columns: 1fr 1fr; gap: 36px; }
  .why-grid,
  .beyond-grid,
  .products-grid,
  .industries-grid,
  .contact-grid { grid-template-columns: 1fr; }
  .deployments-grid { grid-template-columns: repeat(2, 1fr); }
  .insights-grid { grid-template-columns: 1fr 1fr; }
  .brand-tagline { display: none; }
}

@media (max-width: 900px) {
  .main-nav, .header-cta, .lang-sw { display: none; }
  .burger { display: flex; }
  .proof-inner { gap: 16px 0; }
  .proof-sep { display: none; }
  .form-row-2, .form-row-3 { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .hero-slider { max-height: 100svh; }
  .slide { padding-bottom: 100px; align-items: flex-end; }
  .slide-content h1 { font-size: 38px; }
  .deployments-grid { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: 1fr; }
  .insights-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .proof-item { padding: 12px 24px; }
  .slider-controls { right: 16px; bottom: 100px; }
  .ai-card { flex-direction: column; }
}

/* ═══════════════════════════════════════════════════════════════════════════
   UTILITY GRID SYSTEM — industry & insight pages
   Replaces all inline grid styles for maintainability and responsive control
   ═══════════════════════════════════════════════════════════════════════════ */

/* Base grids */
.grid-2   { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3   { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4   { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.grid-2-tight { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* Content + sidebar (e.g. text + image) */
.grid-text-media  { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.grid-text-media-wide { display: grid; grid-template-columns: 3fr 2fr; gap: 48px; align-items: center; }

/* Section head */
.section-head { max-width: 720px; margin-bottom: 2rem; }
.section-head.centered { margin-left: auto; margin-right: auto; text-align: center; }

/* Cartouche — compact info block */
.cartouche {
  padding: 16px 20px;
  border-radius: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
}
.cartouche-white {
  padding: 16px 20px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--line);
}
.cartouche h3, .cartouche-white h3 {
  font-size: 13px;
  font-weight: 800;
  color: var(--black);
  margin: 0 0 5px;
}
.cartouche p, .cartouche-white p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}

/* Highlight line */
.highlight-line {
  margin-top: .5rem;
  padding: 16px 20px;
  border-left: 3px solid var(--green);
  background: #eef7f3;
  border-radius: 0 12px 12px 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--black);
  line-height: 1.6;
}

/* Industry hero — shared across all industry pages */
.ind-hero {
  position: relative;
  background-size: cover;
  background-position: center;
  min-height: 560px;
  display: flex;
  align-items: center;
  padding: 80px 0;
}
.ind-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(8,18,12,.85) 0%, rgba(8,18,12,.5) 100%);
}
.ind-hero-inner { position: relative; z-index: 1; max-width: 760px; }
.ind-hero-title {
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 900;
  letter-spacing: -.03em;
  color: #fff;
  line-height: 1.1;
  margin: .5rem 0 1rem;
}
.ind-hero-lead {
  font-size: 18px;
  color: rgba(255,255,255,.85);
  line-height: 1.7;
  margin-bottom: 1.75rem;
  max-width: 640px;
}
.ind-hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* Pill variants */
.pill-light {
  background: rgba(255,255,255,.15);
  color: #fff;
  border-color: rgba(255,255,255,.25);
}

/* Button variant */
.btn-outline-white {
  border: 2px solid rgba(255,255,255,.5);
  color: #fff;
  background: transparent;
}
.btn-outline-white:hover { background: rgba(255,255,255,.1); border-color: #fff; }

/* CTA dark band */
.ind-cta-dark {
  background: var(--black);
  padding: 56px 0;
}
.ind-cta-dark h2 { color: #fff; font-size: clamp(22px, 3vw, 34px); margin-bottom: 10px; }
.ind-cta-dark p  { color: rgba(255,255,255,.7); font-size: 15px; margin: 0; }
.ind-cta-inner   { display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.ind-cta-actions { display: flex; gap: 12px; flex-shrink: 0; flex-wrap: wrap; }

/* Value card */
.value-card { padding: 24px; }
.value-card h3 { font-size: 16px; font-weight: 800; color: var(--black); margin: 0 0 8px; }
.value-card p  { font-size: 14px; color: var(--muted); line-height: 1.7; margin: 0; }

/* Step number badge */
.step-number {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* Filter buttons (insights page) */
.filter-btn {
  padding: 7px 16px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: #fff;
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
  cursor: pointer;
  transition: all .2s;
  font-family: inherit;
}
.filter-btn:hover { border-color: var(--green); color: var(--green); }
.filter-btn.active { background: var(--green); color: #fff; border-color: var(--green); }

/* ═══════════════════════════════════════════════════════════════════════════
   RESPONSIVE — Tablet (≤ 1024px)
   ═══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .grid-text-media-wide { grid-template-columns: 1fr 1fr; gap: 32px; }
}

/* ═══════════════════════════════════════════════════════════════════════════
   RESPONSIVE — Mobile (≤ 768px)
   ═══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  .grid-2,
  .grid-3,
  .grid-4,
  .grid-2-tight,
  .grid-text-media,
  .grid-text-media-wide { grid-template-columns: 1fr; }

  .ind-hero { min-height: auto; padding: 60px 0; }
  .ind-hero-actions { flex-direction: column; }
  .ind-hero-title { font-size: 32px; }

  .ind-cta-inner { flex-direction: column; align-items: flex-start; }
  .ind-cta-actions { flex-direction: column; width: 100%; }
  .ind-cta-actions .btn { width: 100%; justify-content: center; }

  .section-head.centered { text-align: left; }
}

/* ═══════════════════════════════════════════════════════════════════════════
   RESPONSIVE — Small mobile (≤ 480px)
   ═══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr; }
  .highlight-line { font-size: 13px; }
  .value-card { padding: 16px; }
}