/* =====================================================================
   ZUNO TECHNOLOGIES — Design System
   Black surfaces · deep-purple & neon-violet accents · electric-blue hints
   Mobile-first, lightweight, print-friendly.
   ===================================================================== */

:root {
  --black: #050509;
  --bg: #08080F;
  --surface: #0E0E18;
  --surface-2: #14121F;
  --surface-3: #1B1830;
  --border: rgba(139, 92, 246, 0.16);
  --border-strong: rgba(139, 92, 246, 0.34);

  --violet: #8B5CF6;
  --violet-2: #A855F7;
  --violet-soft: #C4B5FD;
  --cyan: #22D3EE;
  --cyan-soft: #67E8F9;

  --text: #EDEBFF;
  --muted: #A5A0C4;
  --muted-2: #7C7799;

  --grad: linear-gradient(135deg, #8B5CF6 0%, #A855F7 45%, #22D3EE 100%);
  --grad-soft: linear-gradient(135deg, rgba(139,92,246,.16), rgba(34,211,238,.10));

  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --shadow: 0 18px 50px -22px rgba(139, 92, 246, 0.55);
  --shadow-sm: 0 8px 24px -14px rgba(0,0,0,.8);
  --maxw: 1180px;
  --font: "Inter", "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--violet-soft); text-decoration: none; }
a:hover { color: var(--cyan-soft); }
h1, h2, h3, h4 { line-height: 1.15; margin: 0 0 .5em; font-weight: 800; letter-spacing: -0.01em; }
p { margin: 0 0 1rem; color: var(--muted); }
ul { margin: 0; padding: 0; list-style: none; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.section { padding: 64px 0; position: relative; }
.section--tight { padding: 44px 0; }
.eyebrow {
  display: inline-block; font-size: .74rem; letter-spacing: .22em; text-transform: uppercase;
  color: var(--cyan-soft); font-weight: 700; margin-bottom: 14px;
}
.section-title { font-size: clamp(1.6rem, 5vw, 2.5rem); }
.section-sub { max-width: 720px; }
.gradient-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.center { text-align: center; }
.center .section-sub { margin-left: auto; margin-right: auto; }

/* subtle ambient glow */
.glow-bg::before {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(600px 400px at 80% -5%, rgba(139,92,246,.18), transparent 60%),
    radial-gradient(500px 380px at 5% 20%, rgba(34,211,238,.10), transparent 60%),
    radial-gradient(700px 500px at 50% 120%, rgba(168,85,247,.10), transparent 60%);
}

/* ----------------------------- Buttons ----------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  padding: 13px 24px; border-radius: 999px; font-weight: 700; font-size: .95rem;
  border: 1px solid transparent; cursor: pointer; transition: transform .18s ease, box-shadow .25s ease, background .25s ease, border-color .25s;
  text-align: center; line-height: 1.1; white-space: nowrap;
}
.btn:active { transform: translateY(1px) scale(.99); }
.btn-primary { background: var(--grad); color: #0a0a12; box-shadow: var(--shadow); }
.btn-primary:hover { color: #0a0a12; box-shadow: 0 22px 60px -20px rgba(139,92,246,.8); transform: translateY(-2px); }
.btn-ghost { background: rgba(139,92,246,.08); color: var(--text); border-color: var(--border-strong); }
.btn-ghost:hover { background: rgba(139,92,246,.16); color: #fff; transform: translateY(-2px); }
.btn-outline { background: transparent; color: var(--violet-soft); border-color: var(--border-strong); }
.btn-outline:hover { border-color: var(--cyan); color: var(--cyan-soft); }
.btn-block { width: 100%; }
.btn-sm { padding: 9px 16px; font-size: .85rem; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

/* ----------------------------- Header ------------------------------ */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(8,8,15,.82); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { height: 34px; width: auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-text b { font-size: 1.05rem; letter-spacing: .04em; }
.brand-text span { font-size: .6rem; letter-spacing: .28em; color: var(--violet-soft); text-transform: uppercase; }
.nav-links { display: none; align-items: center; gap: 4px; }
.nav-links a { padding: 9px 12px; border-radius: 10px; color: var(--muted); font-weight: 600; font-size: .9rem; }
.nav-links a:hover, .nav-links a.active { color: #fff; background: rgba(139,92,246,.12); }
.nav-cta { display: none; }
.nav-toggle {
  display: inline-flex; flex-direction: column; gap: 5px; background: transparent; border: 0; cursor: pointer; padding: 10px;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--violet-soft); border-radius: 2px; transition: .25s; }
.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); }
.mobile-menu {
  display: none; flex-direction: column; gap: 4px; padding: 10px 20px 20px;
  border-bottom: 1px solid var(--border); background: rgba(8,8,15,.98);
}
.mobile-menu.open { display: flex; }
.mobile-menu a { padding: 12px 14px; border-radius: 12px; color: var(--text); font-weight: 600; }
.mobile-menu a:hover { background: rgba(139,92,246,.14); }

/* ------------------------------ Hero ------------------------------- */
.hero { position: relative; padding: 56px 0 44px; overflow: hidden; }
.hero-grid { display: grid; gap: 36px; }
.hero h1 { font-size: clamp(2.1rem, 8.5vw, 4.2rem); letter-spacing: -0.02em; }
.hero .lead { font-size: clamp(1rem, 3.4vw, 1.18rem); color: var(--muted); max-width: 640px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.badge {
  display: inline-flex; align-items: center; gap: 7px; font-size: .78rem; font-weight: 600;
  padding: 7px 13px; border-radius: 999px; border: 1px solid var(--border); color: var(--muted); background: rgba(139,92,246,.06);
}
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
.hero-visual {
  position: relative; border-radius: var(--radius-lg); border: 1px solid var(--border);
  background: var(--grad-soft); padding: 22px; min-height: 240px; overflow: hidden;
}
.hero-visual .orb { position: absolute; border-radius: 50%; filter: blur(2px); }
.hero-visual .orb.a { width: 150px; height: 150px; right: -30px; top: -30px; background: radial-gradient(circle at 30% 30%, rgba(139,92,246,.8), transparent 70%); }
.hero-visual .orb.b { width: 120px; height: 120px; left: -20px; bottom: -20px; background: radial-gradient(circle at 30% 30%, rgba(34,211,238,.6), transparent 70%); }
.hero-visual .grid-lines {
  position: absolute; inset: 0; opacity: .35;
  background-image: linear-gradient(rgba(139,92,246,.18) 1px, transparent 1px), linear-gradient(90deg, rgba(139,92,246,.18) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(circle at 50% 40%, #000 40%, transparent 80%);
  -webkit-mask-image: radial-gradient(circle at 50% 40%, #000 40%, transparent 80%);
}
.hero-visual .code-card {
  position: relative; z-index: 2; background: rgba(5,5,12,.72); border: 1px solid var(--border-strong);
  border-radius: var(--radius); padding: 16px 18px; font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: .82rem; color: var(--violet-soft); box-shadow: var(--shadow-sm);
}
.hero-visual .code-card .k { color: var(--cyan-soft); }
.hero-visual .code-card .s { color: #f0abfc; }
.hero-visual .code-card .c { color: var(--muted-2); }
.hero-visual .stat-row { position: relative; z-index: 2; display: flex; gap: 12px; margin-top: 16px; flex-wrap: wrap; }
.hero-visual .stat { flex: 1 1 120px; background: rgba(5,5,12,.6); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px 14px; }
.hero-visual .stat b { display: block; font-size: 1.15rem; color: #fff; }
.hero-visual .stat span { font-size: .72rem; color: var(--muted); }

/* ------------------------- Customer care strip --------------------- */
.care-strip {
  margin-top: 26px; border: 1px solid var(--border-strong); border-radius: var(--radius-lg);
  background: linear-gradient(120deg, rgba(139,92,246,.14), rgba(34,211,238,.07));
  padding: 20px; display: grid; gap: 16px; box-shadow: var(--shadow);
}
.care-strip .care-label { font-size: .72rem; letter-spacing: .24em; text-transform: uppercase; color: var(--cyan-soft); font-weight: 800; }
.care-strip .care-title { font-size: 1.2rem; font-weight: 800; color: #fff; margin: 4px 0 6px; }
.care-items { display: flex; flex-wrap: wrap; gap: 10px; }
.care-item {
  display: inline-flex; align-items: center; gap: 9px; padding: 10px 15px; border-radius: 999px;
  background: rgba(5,5,12,.55); border: 1px solid var(--border); font-weight: 600; font-size: .9rem; color: var(--text);
}
.care-item svg { width: 16px; height: 16px; flex: none; }
.care-item:hover { border-color: var(--cyan); color: #fff; }
.care-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* ------------------------------ Cards ------------------------------ */
.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.card {
  background: linear-gradient(180deg, var(--surface), var(--surface-2));
  border: 1px solid var(--border); border-radius: var(--radius); padding: 22px;
  transition: transform .2s ease, border-color .25s, box-shadow .3s;
}
.card:hover { transform: translateY(-4px); border-color: var(--border-strong); box-shadow: var(--shadow); }
.card h3 { font-size: 1.12rem; }
.card p { margin-bottom: 0; font-size: .94rem; }
.icon-badge {
  width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center;
  background: var(--grad-soft); border: 1px solid var(--border-strong); margin-bottom: 14px; color: var(--violet-soft);
}
.icon-badge svg { width: 22px; height: 22px; }

/* product card */
.product-card { display: flex; flex-direction: column; overflow: hidden; padding: 0; }
.product-media { height: 150px; background: var(--grad-soft); display: grid; place-items: center; border-bottom: 1px solid var(--border); position: relative; overflow: hidden; }
.product-media img { width: 100%; height: 100%; object-fit: cover; }
.product-media .ph { font-size: 2.4rem; font-weight: 800; letter-spacing: .1em; color: rgba(255,255,255,.9); }
.product-body { padding: 20px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.product-body .cat { font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--cyan-soft); font-weight: 700; }
.product-body h3 { margin: 0; }
.product-foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 10px; padding-top: 6px; }
.pill { font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; padding: 6px 12px; border-radius: 999px; }
.pill-soon { background: rgba(139,92,246,.16); color: var(--violet-soft); border: 1px solid var(--border-strong); }
.pill-avail { background: rgba(34,211,238,.14); color: var(--cyan-soft); border: 1px solid rgba(34,211,238,.4); }

/* mission / vision feature blocks */
.feature-block { border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; background: var(--grad-soft); }
.feature-block .quote { font-size: clamp(1.05rem, 3.4vw, 1.35rem); color: var(--text); line-height: 1.6; font-weight: 500; }
.feature-block .mark { font-size: 3rem; line-height: 1; color: var(--violet); font-weight: 800; }

/* ------------------------------ FAQ -------------------------------- */
.faq-item { border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 12px; overflow: hidden; background: var(--surface); }
.faq-q { width: 100%; text-align: left; background: transparent; border: 0; color: var(--text); font-weight: 700; font-size: 1rem; padding: 18px 20px; cursor: pointer; display: flex; justify-content: space-between; gap: 14px; align-items: center; }
.faq-q .plus { color: var(--violet-soft); font-size: 1.4rem; transition: transform .25s; flex: none; }
.faq-item.open .faq-q .plus { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a .inner { padding: 0 20px 18px; color: var(--muted); }
.faq-item.open .faq-a { max-height: 600px; }

/* ------------------------------ Forms ------------------------------ */
.form { display: grid; gap: 14px; }
.field { display: grid; gap: 6px; }
.field label { font-size: .82rem; font-weight: 700; color: var(--violet-soft); letter-spacing: .02em; }
.input, .textarea, .select {
  width: 100%; padding: 13px 15px; border-radius: var(--radius-sm); background: rgba(5,5,12,.6);
  border: 1px solid var(--border); color: var(--text); font-family: inherit; font-size: .95rem; transition: border-color .2s, box-shadow .2s;
}
.input:focus, .textarea:focus, .select:focus { outline: none; border-color: var(--violet); box-shadow: 0 0 0 3px rgba(139,92,246,.18); }
.textarea { min-height: 130px; resize: vertical; }
.input::placeholder, .textarea::placeholder { color: var(--muted-2); }
.form-row { display: grid; gap: 14px; }
.hint { font-size: .78rem; color: var(--muted-2); }
.alert { padding: 13px 16px; border-radius: var(--radius-sm); font-size: .9rem; font-weight: 600; display: none; }
.alert.show { display: block; }
.alert-success { background: rgba(34,211,238,.12); border: 1px solid rgba(34,211,238,.4); color: var(--cyan-soft); }
.alert-error { background: rgba(244,63,94,.12); border: 1px solid rgba(244,63,94,.4); color: #fda4af; }
.alert-info { background: rgba(139,92,246,.12); border: 1px solid var(--border-strong); color: var(--violet-soft); }

/* ------------------------------ Footer ----------------------------- */
.site-footer { border-top: 1px solid var(--border); margin-top: 40px; padding: 40px 0 26px; background: rgba(5,5,12,.6); }
.footer-grid { display: grid; gap: 26px; }
.footer-grid h4 { font-size: .95rem; color: #fff; }
.footer-grid a { color: var(--muted); font-size: .9rem; display: block; padding: 4px 0; }
.footer-grid a:hover { color: var(--cyan-soft); }
.footer-bottom { border-top: 1px solid var(--border); margin-top: 26px; padding-top: 18px; display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between; color: var(--muted-2); font-size: .82rem; }

/* --------------------------- Utilities ----------------------------- */
.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mt-4{margin-top:32px}
.mb-0{margin-bottom:0}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}
.flex{display:flex}.between{justify-content:space-between}.items-center{align-items:center}.gap{gap:12px}.wrapf{flex-wrap:wrap}
.hidden{display:none!important}
.spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){ .reveal{opacity:1;transform:none;transition:none} html{scroll-behavior:auto} }

/* --------------------------- Responsive ---------------------------- */
@media (min-width: 720px) {
  .section { padding: 84px 0; }
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .hero-grid { grid-template-columns: 1.05fr .95fr; align-items: center; }
  .care-strip { grid-template-columns: 1.4fr 1fr; align-items: center; padding: 26px 30px; }
  .form-row { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1.6fr 1fr 1fr; }
}
@media (min-width: 1000px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .nav-links { display: flex; }
  .nav-cta { display: inline-flex; }
  .nav-toggle { display: none; }
  .mobile-menu { display: none !important; }
}

/* --------------------------- Print -------------------------------- */
@media print {
  .site-header, .site-footer, .nav-toggle, .btn { display: none !important; }
  body { background: #fff; color: #000; }
  .card, .feature-block { border: 1px solid #ccc; box-shadow: none; }
}