/* ============================================================
   MILMAN THIN FILM SYSTEMS — Modern Corporate Theme
   Palette: Deep space navy + electric cyan → violet gradients
   ============================================================ */

:root {
  --bg: #070b14;
  --bg-2: #0b1220;
  --bg-3: #101a2e;
  --card: rgba(255, 255, 255, 0.04);
  --card-border: rgba(255, 255, 255, 0.09);
  --text: #e8eef8;
  --muted: #94a3b8;
  --cyan: #22d3ee;
  --violet: #8b5cf6;
  --amber: #fbbf24;
  --grad: linear-gradient(120deg, #22d3ee, #8b5cf6);
  --grad-soft: linear-gradient(120deg, rgba(34,211,238,.15), rgba(139,92,246,.15));
  --radius: 18px;
  --shadow: 0 20px 50px rgba(0, 0, 0, .45);
  --font: 'Segoe UI', 'Inter', 'Helvetica Neue', Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 110px; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container { width: min(1200px, 92%); margin: 0 auto; }

/* ---------- Ambient background ---------- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(800px 500px at 85% -10%, rgba(139, 92, 246, .14), transparent 60%),
    radial-gradient(700px 500px at -10% 30%, rgba(34, 211, 238, .10), transparent 60%),
    radial-gradient(600px 600px at 50% 110%, rgba(34, 211, 238, .07), transparent 60%),
    var(--bg);
}

/* ============================================================
   TOPBAR
   ============================================================ */
.topbar {
  background: rgba(6, 10, 20, .9);
  border-bottom: 1px solid rgba(255, 255, 255, .06);
  font-size: .82rem;
  color: var(--muted);
}
.topbar-inner { display: flex; justify-content: space-between; align-items: center; padding: .45rem 0; gap: 1rem; }
.topbar-left { display: flex; gap: 1.4rem; flex-wrap: wrap; }
.topbar-right { display: flex; align-items: center; gap: 1.2rem; }
.topbar .ico { font-style: normal; color: var(--cyan); margin-right: .35rem; }
.topbar-cta {
  background: var(--grad);
  color: #061018 !important;
  padding: .2rem .9rem;
  border-radius: 999px;
  font-weight: 700;
  transition: transform .25s, box-shadow .25s;
}
.topbar-cta:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(34, 211, 238, .35); }

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 900;
  background: rgba(7, 11, 20, .78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, .07);
  transition: box-shadow .3s;
}
.navbar.scrolled { box-shadow: 0 10px 30px rgba(0, 0, 0, .5); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: .8rem 0; gap: 1rem; }

.brand { display: flex; align-items: center; gap: .7rem; }
.brand-mark svg { display: block; }
.brand-text { line-height: 1.15; display: flex; flex-direction: column; }
.brand-text strong {
  font-size: 1.35rem; letter-spacing: 2.5px;
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.brand-text small { font-size: .68rem; letter-spacing: 3.5px; text-transform: uppercase; color: var(--muted); }

.nav-menu > ul { display: flex; align-items: center; gap: .3rem; }
.nav-menu a {
  display: inline-flex; align-items: center; gap: .35rem;
  padding: .55rem .8rem; font-size: .92rem; font-weight: 600;
  color: var(--text); border-radius: 10px;
  transition: color .2s, background .2s;
}
.nav-menu a:hover { color: var(--cyan); }
.nav-menu a.active:not(.nav-cta) { color: var(--cyan); background: rgba(34, 211, 238, .1); }
.nav-menu a.nav-cta.active { box-shadow: 0 0 0 2px rgba(255, 255, 255, .35), 0 0 18px rgba(34, 211, 238, .5); }
.nav-cta {
  background: var(--grad); color: #061018 !important;
  padding: .5rem 1.2rem !important; border-radius: 999px !important;
}
.nav-cta:hover { filter: brightness(1.1); }

.caret {
  width: 7px; height: 7px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px); display: inline-block;
}
.has-drop { position: relative; }
.dropdown {
  position: absolute; top: calc(100% + 8px); left: 0;
  min-width: 260px;
  background: var(--bg-3);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: .5rem;
  box-shadow: var(--shadow);
  opacity: 0; visibility: hidden;
  transform: translateY(10px);
  transition: opacity .25s, transform .25s, visibility .25s;
}
.has-drop:hover > .dropdown,
.has-drop:focus-within > .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a { display: block; width: 100%; padding: .55rem .8rem; font-size: .88rem; }
.dropdown a:hover { background: rgba(34, 211, 238, .1); color: var(--cyan); }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: .4rem; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--text); margin: 5px 0; transition: .3s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex; align-items: center;
  overflow: hidden;
}
.hero-canvas { position: absolute; inset: 0; z-index: -1; }
.hero-glow {
  position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5; z-index: -1;
  animation: float 9s ease-in-out infinite alternate;
}
.hero-glow.g1 { width: 420px; height: 420px; background: rgba(34, 211, 238, .22); top: -8%; right: 5%; }
.hero-glow.g2 { width: 380px; height: 380px; background: rgba(139, 92, 246, .22); bottom: -12%; left: -6%; animation-delay: -4s; }

@keyframes float { to { transform: translateY(40px) translateX(-25px); } }

.hero-inner { padding: 6rem 0 5rem; max-width: 780px; }
.hero-tag {
  display: inline-flex; align-items: center; gap: .5rem;
  border: 1px solid var(--card-border);
  background: var(--card);
  padding: .4rem 1rem; border-radius: 999px;
  font-size: .8rem; letter-spacing: 1px; text-transform: uppercase; color: var(--cyan);
  margin-bottom: 1.4rem;
}
.hero-tag::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); animation: pulse 1.8s infinite; }
@keyframes pulse { 50% { opacity: .35; } }

.hero h1 {
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  line-height: 1.1; font-weight: 800; letter-spacing: -1px;
  margin-bottom: 1.2rem;
}
.hero h1 .grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { font-size: 1.15rem; color: var(--muted); max-width: 620px; margin-bottom: 2rem; }
.hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .85rem 1.9rem; border-radius: 999px;
  font-weight: 700; font-size: .95rem; cursor: pointer; border: 0;
  transition: transform .25s, box-shadow .25s, filter .25s;
}
.btn-primary { background: var(--grad); color: #061018; }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(34, 211, 238, .35); }
.btn-outline { border: 1.5px solid var(--card-border); color: var(--text); background: var(--card); }
.btn-outline:hover { border-color: var(--cyan); color: var(--cyan); transform: translateY(-3px); }
.btn-light { background: #fff; color: #0b1220; }
.btn-light:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(0,0,0,.3); }

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  position: relative;
  padding: 5.5rem 0 4rem;
  text-align: center;
  overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(500px 300px at 50% 0%, rgba(34, 211, 238, .12), transparent 70%),
    radial-gradient(400px 300px at 80% 100%, rgba(139, 92, 246, .12), transparent 70%);
}
.page-hero h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); font-weight: 800; letter-spacing: -1px; }
.page-hero h1 .grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.page-hero p { color: var(--muted); max-width: 640px; margin: .8rem auto 0; }
.crumbs { font-size: .82rem; color: var(--muted); margin-bottom: 1rem; }
.crumbs a { color: var(--cyan); }
.crumbs span { margin: 0 .4rem; opacity: .5; }

/* ============================================================
   SECTIONS
   ============================================================ */
.section { padding: 5.5rem 0; }
.section.alt { background: linear-gradient(180deg, transparent, rgba(255,255,255,.02), transparent); }
.sec-head { text-align: center; max-width: 680px; margin: 0 auto 3.2rem; }
.sec-kicker {
  display: inline-block; font-size: .78rem; font-weight: 700;
  letter-spacing: 3px; text-transform: uppercase;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: .7rem;
}
.sec-head h2 { font-size: clamp(1.7rem, 3.6vw, 2.6rem); font-weight: 800; letter-spacing: -.5px; }
.sec-head p { color: var(--muted); margin-top: .8rem; }

/* ---------- Cards ---------- */
.grid { display: grid; gap: 1.6rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.9rem;
  position: relative;
  overflow: hidden;
  transition: transform .35s, border-color .35s, box-shadow .35s;
}
.card::before {
  content: ''; position: absolute; inset: 0 0 auto 0; height: 3px;
  background: var(--grad); transform: scaleX(0); transform-origin: left;
  transition: transform .4s;
}
.card:hover { transform: translateY(-8px); border-color: rgba(34, 211, 238, .4); box-shadow: var(--shadow); }
.card:hover::before { transform: scaleX(1); }
.card h3 { font-size: 1.15rem; margin-bottom: .6rem; }
.card p, .card li { color: var(--muted); font-size: .95rem; }
.card ul li { padding-left: 1.2rem; position: relative; margin-top: .35rem; }
.card ul li::before { content: '\25B8'; position: absolute; left: 0; color: var(--cyan); }

.card-icon {
  width: 54px; height: 54px; border-radius: 14px;
  background: var(--grad-soft);
  border: 1px solid rgba(34, 211, 238, .3);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 1.1rem;
}

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; }
.stat {
  text-align: center; padding: 2.2rem 1rem;
  background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius);
}
.stat b {
  display: block; font-size: 2.6rem; font-weight: 800; line-height: 1;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat span { color: var(--muted); font-size: .9rem; }

/* ---------- Split section ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: center; }
.split h2 { font-size: clamp(1.6rem, 3.2vw, 2.3rem); font-weight: 800; margin-bottom: 1rem; letter-spacing: -.5px; }
.split p { color: var(--muted); margin-bottom: 1rem; }
.checklist li { display: flex; gap: .7rem; margin-bottom: .7rem; color: var(--text); }
.checklist li::before {
  content: '\2713'; flex-shrink: 0;
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--grad-soft); border: 1px solid rgba(34,211,238,.4);
  color: var(--cyan); font-size: .8rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

/* ---------- Visual blocks (image placeholders) ---------- */
.visual {
  position: relative; border-radius: var(--radius); overflow: hidden;
  min-height: 340px;
  background:
    radial-gradient(300px 200px at 30% 30%, rgba(34,211,238,.25), transparent 60%),
    radial-gradient(300px 250px at 75% 70%, rgba(139,92,246,.25), transparent 60%),
    linear-gradient(160deg, var(--bg-3), var(--bg-2));
  border: 1px solid var(--card-border);
  display: flex; align-items: center; justify-content: center;
}
.visual svg { width: 62%; max-width: 320px; opacity: .9; }
.visual .v-label {
  position: absolute; bottom: 14px; left: 14px;
  background: rgba(6,10,20,.7); backdrop-filter: blur(8px);
  border: 1px solid var(--card-border);
  padding: .4rem .9rem; border-radius: 999px; font-size: .78rem; color: var(--cyan);
}

/* ---------- Timeline ---------- */
.timeline { position: relative; max-width: 720px; margin: 0 auto; padding-left: 2.2rem; }
.timeline::before {
  content: ''; position: absolute; left: 8px; top: 6px; bottom: 6px; width: 2px;
  background: linear-gradient(180deg, var(--cyan), var(--violet));
}
.tl-item { position: relative; padding-bottom: 2.2rem; }
.tl-item::before {
  content: ''; position: absolute; left: -2.2rem; top: 6px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--bg); border: 3px solid var(--cyan);
  box-shadow: 0 0 12px rgba(34,211,238,.6);
}
.tl-item h3 { font-size: 1.1rem; }
.tl-item .tl-year { color: var(--cyan); font-size: .8rem; font-weight: 700; letter-spacing: 1px; }
.tl-item p { color: var(--muted); font-size: .95rem; }

/* ---------- News ticker ---------- */
.news-strip {
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
  background: rgba(255,255,255,.02);
  overflow: hidden; padding: .9rem 0;
}
.news-track { display: flex; gap: 3rem; white-space: nowrap; animation: ticker 32s linear infinite; }
.news-track span { color: var(--muted); font-size: .9rem; }
.news-track b { color: var(--cyan); margin-right: .6rem; }
@keyframes ticker { to { transform: translateX(-50%); } }

/* ---------- Table ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--card-border); }
table { width: 100%; border-collapse: collapse; min-width: 620px; }
th, td { padding: .9rem 1.1rem; text-align: left; font-size: .92rem; }
th {
  background: var(--grad-soft); color: var(--cyan);
  text-transform: uppercase; font-size: .78rem; letter-spacing: 1.5px;
}
td { border-top: 1px solid rgba(255,255,255,.06); color: var(--muted); }
tr:hover td { background: rgba(255,255,255,.03); color: var(--text); }

/* ---------- Product tabs ---------- */
.tabs { display: flex; gap: .6rem; flex-wrap: wrap; justify-content: center; margin-bottom: 2.4rem; }
.tab-btn {
  padding: .55rem 1.3rem; border-radius: 999px;
  background: var(--card); border: 1px solid var(--card-border);
  color: var(--muted); font-weight: 600; font-size: .88rem; cursor: pointer;
  transition: .25s;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { background: var(--grad); color: #061018; border-color: transparent; }
.tab-panel { display: none; }
.tab-panel.active { display: block; animation: fadeUp .5s ease; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

/* ---------- Downloads ---------- */
.dl-item {
  display: flex; align-items: center; gap: 1.1rem;
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: 14px; padding: 1.1rem 1.4rem;
  transition: transform .25s, border-color .25s;
}
.dl-item:hover { transform: translateX(8px); border-color: rgba(34,211,238,.4); }
.dl-ico {
  flex-shrink: 0; width: 44px; height: 44px; border-radius: 12px;
  background: var(--grad-soft); display: flex; align-items: center; justify-content: center;
  color: var(--cyan); font-size: 1.2rem;
}
.dl-item b { display: block; font-size: .98rem; }
.dl-item small { color: var(--muted); }
.dl-item .dl-arrow { margin-left: auto; color: var(--cyan); font-size: 1.2rem; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 2.4rem; align-items: start; }
.info-item { display: flex; gap: 1rem; margin-bottom: 1.4rem; }
.info-item .ico-box {
  flex-shrink: 0; width: 46px; height: 46px; border-radius: 12px;
  background: var(--grad-soft); border: 1px solid rgba(34,211,238,.3);
  display: flex; align-items: center; justify-content: center; color: var(--cyan); font-size: 1.15rem;
}
.info-item b { display: block; margin-bottom: .15rem; }
.info-item p { color: var(--muted); font-size: .92rem; }

.form-card { background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 2.2rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { margin-bottom: 1rem; }
.field label { display: block; font-size: .82rem; color: var(--muted); margin-bottom: .35rem; font-weight: 600; }
.field input, .field select, .field textarea {
  width: 100%; padding: .75rem 1rem;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--card-border);
  border-radius: 10px; color: var(--text);
  font-family: inherit; font-size: .92rem;
  transition: border-color .25s, box-shadow .25s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(34,211,238,.15);
}
.field textarea { resize: vertical; min-height: 120px; }
.map-frame {
  margin-top: 3rem; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--card-border); height: 320px;
  background:
    radial-gradient(200px 150px at 50% 45%, rgba(34,211,238,.18), transparent 65%),
    repeating-linear-gradient(0deg, transparent 0 39px, rgba(255,255,255,.045) 39px 40px),
    repeating-linear-gradient(90deg, transparent 0 39px, rgba(255,255,255,.045) 39px 40px),
    var(--bg-2);
  display: flex; align-items: center; justify-content: center; flex-direction: column; gap: .5rem;
}
.map-pin { font-size: 2.4rem; animation: bob 2s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(-10px); } }

/* ---------- CTA strip / footer ---------- */
.cta-strip {
  background: var(--grad);
  padding: 3rem 0;
}
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.cta-inner h2 { color: #061018; font-size: 1.8rem; font-weight: 800; }
.cta-inner p { color: rgba(6,16,24,.75); }

.footer { background: #05080f; border-top: 1px solid rgba(255,255,255,.06); padding-top: 4rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr 1.4fr; gap: 2.2rem; padding-bottom: 3rem; }
.f-brand { margin-bottom: 1rem; }
.f-about p, .f-contact p { color: var(--muted); font-size: .9rem; margin-bottom: .8rem; }
.f-col h4 { font-size: .95rem; margin-bottom: 1rem; letter-spacing: 1px; text-transform: uppercase; color: var(--cyan); }
.f-col ul li { margin-bottom: .55rem; }
.f-col ul a { color: var(--muted); font-size: .92rem; transition: color .2s, padding-left .2s; }
.f-col ul a:hover { color: var(--cyan); padding-left: 5px; }
.socials { display: flex; gap: .6rem; margin-top: 1rem; }
.socials a {
  width: 38px; height: 38px; border-radius: 10px;
  border: 1px solid var(--card-border); background: var(--card);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .85rem; color: var(--muted);
  transition: .25s;
}
.socials a:hover { background: var(--grad); color: #061018; border-color: transparent; transform: translateY(-3px); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.06); padding: 1.2rem 0; }
.fb-inner { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; color: var(--muted); font-size: .82rem; }

.to-top {
  position: fixed; bottom: 26px; right: 26px; z-index: 800;
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--grad); color: #061018;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; font-weight: 800;
  opacity: 0; visibility: hidden; transform: translateY(14px);
  transition: .3s;
}
.to-top.show { opacity: 1; visibility: visible; transform: none; }

/* ---------- Reveal animations ---------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .1s; } .reveal.d2 { transition-delay: .2s; }
.reveal.d3 { transition-delay: .3s; } .reveal.d4 { transition-delay: .4s; }

/* ---------- Marquee logos ---------- */
.logo-marquee { overflow: hidden; padding: 1.5rem 0; }
.logo-track { display: flex; gap: 1rem; animation: ticker 26s linear infinite; width: max-content; }
.logo-chip {
  padding: .7rem 1.6rem; border-radius: 999px;
  border: 1px solid var(--card-border); background: var(--card);
  color: var(--muted); font-weight: 600; font-size: .9rem; white-space: nowrap;
}

/* ---------- Misc ---------- */
.text-grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.mt-2 { margin-top: 2rem; }
.hide-sm { }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .nav-menu {
    position: absolute; top: 100%; left: 0; right: 0;
    max-height: calc(100vh - 90px);
    background: var(--bg-2);
    border-bottom: 1px solid var(--card-border);
    box-shadow: var(--shadow);
    padding: 1rem 5% 1.6rem;
    opacity: 0; visibility: hidden; transform: translateY(-10px);
    transition: opacity .3s, transform .3s, visibility .3s;
    overflow-y: auto;
  }
  .nav-menu.open { opacity: 1; visibility: visible; transform: none; }
  .nav-menu > ul { flex-direction: column; align-items: stretch; }
  .nav-menu a { width: 100%; }
  .dropdown {
    position: static; opacity: 1; visibility: visible; transform: none;
    box-shadow: none; border: 0; padding-left: 1rem; display: none; min-width: 0;
  }
  .has-drop.open > .dropdown { display: block; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .split, .contact-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .hide-sm { display: none; }
  .section { padding: 4rem 0; }
}

/* ============================================================
   MEGA MENU
   ============================================================ */
.has-mega { position: static; }
.mega {
  position: absolute; left: 0; right: 0; top: 100%;
  background: var(--bg-3);
  border-bottom: 1px solid var(--card-border);
  box-shadow: var(--shadow);
  padding: 1.9rem 0;
  opacity: 0; visibility: hidden;
  transform: translateY(12px);
  transition: opacity .25s, transform .25s, visibility .25s;
}
.has-mega:hover > .mega,
.has-mega:focus-within > .mega { opacity: 1; visibility: visible; transform: none; }
.mega-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }
.mega-narrow .mega-grid { grid-template-columns: repeat(3, 1fr); }
.mega-col h5 {
  font-size: .76rem; letter-spacing: 2px; text-transform: uppercase;
  color: var(--cyan); margin-bottom: .8rem;
  padding-bottom: .5rem; border-bottom: 1px solid var(--card-border);
}
.mega-col a {
  display: block; padding: .32rem 0;
  color: var(--muted); font-size: .9rem;
  transition: color .2s, padding-left .2s;
}
.mega-col a:hover { color: var(--cyan); padding-left: 6px; }
.mega-col .mega-more { color: var(--violet); font-weight: 700; margin-top: .3rem; }
.mega-feature a b { color: var(--text); }

/* ============================================================
   THEME TOGGLE BUTTON
   ============================================================ */
.nav-actions { display: flex; align-items: center; gap: .6rem; }
.theme-toggle {
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--card-border); background: var(--card);
  color: var(--cyan); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: .25s;
}
.theme-toggle:hover { border-color: var(--cyan); transform: rotate(20deg); }
.theme-toggle .ico-sun { display: none; }
html[data-theme="light"] .theme-toggle .ico-sun { display: block; }
html[data-theme="light"] .theme-toggle .ico-moon { display: none; }

/* ============================================================
   LIGHT MODE
   ============================================================ */
html[data-theme="light"] {
  --bg: #f3f6fb;
  --bg-2: #ffffff;
  --bg-3: #ffffff;
  --card: rgba(255, 255, 255, .8);
  --card-border: rgba(15, 23, 42, .1);
  --text: #101a2c;
  --muted: #5b6b80;
  --cyan: #0284c7;
  --violet: #7c3aed;
  --shadow: 0 18px 45px rgba(15, 23, 42, .12);
}
html[data-theme="light"] body::before {
  background:
    radial-gradient(800px 500px at 85% -10%, rgba(139, 92, 246, .10), transparent 60%),
    radial-gradient(700px 500px at -10% 30%, rgba(34, 211, 238, .12), transparent 60%),
    radial-gradient(600px 600px at 50% 110%, rgba(34, 211, 238, .08), transparent 60%),
    var(--bg);
}
html[data-theme="light"] .topbar {
  background: #e6edf6;
  border-bottom-color: rgba(15, 23, 42, .08);
}
html[data-theme="light"] .navbar {
  background: rgba(255, 255, 255, .82);
  border-bottom-color: rgba(15, 23, 42, .08);
}
html[data-theme="light"] .navbar.scrolled { box-shadow: 0 10px 30px rgba(15, 23, 42, .1); }
html[data-theme="light"] .dropdown,
html[data-theme="light"] .mega { background: #fff; }
html[data-theme="light"] .nav-menu a.active:not(.nav-cta) { background: rgba(2, 132, 199, .1); }
html[data-theme="light"] .nav-menu a.nav-cta.active { box-shadow: 0 0 0 2px rgba(2, 132, 199, .45); }
html[data-theme="light"] .dropdown a:hover,
html[data-theme="light"] .nav-menu a:hover { color: var(--cyan); }
html[data-theme="light"] .field input,
html[data-theme="light"] .field select,
html[data-theme="light"] .field textarea { background: #fff; }
html[data-theme="light"] .section.alt {
  background: linear-gradient(180deg, transparent, rgba(15,23,42,.03), transparent);
}
html[data-theme="light"] .visual {
  background:
    radial-gradient(300px 200px at 30% 30%, rgba(34,211,238,.2), transparent 60%),
    radial-gradient(300px 250px at 75% 70%, rgba(139,92,246,.18), transparent 60%),
    linear-gradient(160deg, #ffffff, #eef3fa);
}
html[data-theme="light"] .visual .v-label { background: rgba(255,255,255,.85); }
html[data-theme="light"] .news-strip { background: rgba(15,23,42,.03); }
html[data-theme="light"] .map-frame {
  background:
    radial-gradient(200px 150px at 50% 45%, rgba(34,211,238,.15), transparent 65%),
    repeating-linear-gradient(0deg, transparent 0 39px, rgba(15,23,42,.06) 39px 40px),
    repeating-linear-gradient(90deg, transparent 0 39px, rgba(15,23,42,.06) 39px 40px),
    #ffffff;
}
html[data-theme="light"] .tl-item::before { background: var(--bg); }
html[data-theme="light"] .card:hover { box-shadow: var(--shadow); }
html[data-theme="light"] .dl-item:hover { border-color: rgba(2,132,199,.4); }
html[data-theme="light"] .card:hover { border-color: rgba(2,132,199,.45); }
html[data-theme="light"] .tab-btn.active { color: #fff; }
html[data-theme="light"] .topbar-cta,
html[data-theme="light"] .nav-cta { color: #fff !important; }
html[data-theme="light"] .btn-primary { color: #fff; }
html[data-theme="light"] .to-top { color: #fff; }
html[data-theme="light"] .hero-tag { color: var(--cyan); }

/* ============ MEGA MENU — mobile ============ */
@media (max-width: 860px) {
  .mega {
    position: static; opacity: 1; visibility: visible; transform: none;
    box-shadow: none; border: 0; padding: 0 .4rem; display: none;
    background: transparent;
  }
  .has-mega.open > .mega { display: block; }
  .mega-grid, .mega-narrow .mega-grid { grid-template-columns: 1fr; gap: .8rem; width: 100%; }
  .mega-col h5 { margin-top: .5rem; }
  .nav-actions { margin-left: auto; }
}