/* ============================================================================
   Veloratech — style.css (v2, total redesign)
   Dark premium theme: deep navy-black, aurora gradients, glass surfaces.
   ========================================================================== */

:root {
  --bg: #05070f;
  --bg-2: #0a0f1e;
  --panel: rgba(255, 255, 255, 0.03);
  --panel-2: rgba(255, 255, 255, 0.055);
  --line: rgba(255, 255, 255, 0.08);
  --line-2: rgba(255, 255, 255, 0.16);
  --text: #edf1fa;
  --muted: #9aa7c2;
  --dim: #67748f;
  --acc: #6c9bff;
  --acc-2: #22d3ee;
  --acc-3: #8b5cf6;
  --grad: linear-gradient(135deg, #5b8cff 0%, #22d3ee 100%);
  --grad-soft: linear-gradient(135deg, rgba(91, 140, 255, 0.16), rgba(34, 211, 238, 0.1));
  --glow: 0 8px 40px rgba(91, 140, 255, 0.35);
  --r-lg: 22px;
  --r-md: 14px;
  --r-sm: 10px;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1.25rem;
  --sp-5: 2rem;
  --sp-6: 3rem;
  --sp-7: 4.5rem;
  --sp-8: 7rem;
  --header-h: 74px;
  --font: "Plus Jakarta Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 1rem;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: rgba(91, 140, 255, 0.4); color: #fff; }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #1c2740; border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: #2a3a5e; }

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; }

.container { width: min(1180px, 92%); margin-inline: auto; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--acc); color: #fff; padding: 0.6rem 1rem;
  border-radius: 0 0 var(--r-sm) 0; font-weight: 600;
}
.skip-link:focus { left: 0; }

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  display: flex; align-items: center;
  background: rgba(5, 7, 15, 0.55);
  -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px);
  border-bottom: 1px solid transparent;
  transition: background 0.3s ease, border-color 0.3s ease;
}
.site-header.is-scrolled {
  background: rgba(5, 7, 15, 0.82);
  border-bottom-color: var(--line);
}
.site-header > .container {
  display: flex; align-items: center; gap: var(--sp-5);
}

.brand { display: inline-flex; align-items: center; gap: 0.65rem; flex-shrink: 0; }
.brand-mark { width: 34px; height: 34px; border-radius: 9px; box-shadow: 0 4px 18px rgba(91, 140, 255, 0.45); }
.brand-name { font-size: 1.22rem; font-weight: 800; letter-spacing: -0.02em; }
.brand-name span {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

.main-nav { display: flex; align-items: center; gap: var(--sp-2); margin-left: auto; }
.nav-link {
  position: relative; padding: 0.5rem 0.9rem;
  font-size: 0.92rem; font-weight: 500; color: var(--muted);
  border-radius: var(--r-sm);
  transition: color 0.2s ease;
}
.nav-link::after {
  content: ""; position: absolute; left: 0.9rem; right: 0.9rem; bottom: 0.25rem;
  height: 2px; border-radius: 2px; background: var(--grad);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.25s ease;
}
.nav-link:hover, .nav-link[aria-current="page"] { color: var(--text); }
.nav-link:hover::after, .nav-link[aria-current="page"]::after { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: var(--sp-3); }

.lang-switch {
  display: inline-flex; padding: 3px; gap: 2px;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 999px;
}
.lang-switch a {
  padding: 0.28rem 0.7rem; font-size: 0.78rem; font-weight: 700;
  color: var(--dim); border-radius: 999px;
  transition: color 0.2s ease, background 0.2s ease;
}
.lang-switch a[aria-current="true"] {
  color: #fff; background: var(--panel-2);
  box-shadow: inset 0 0 0 1px var(--line-2);
}
.lang-switch a:hover { color: var(--text); }

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.72rem 1.4rem; border-radius: var(--r-sm);
  font-weight: 600; font-size: 0.94rem; line-height: 1.2;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; transition: transform 0.2s ease; }
.btn:hover svg { transform: translateX(3px); }

.btn-primary {
  background: var(--grad); color: #fff;
  box-shadow: 0 4px 24px rgba(91, 140, 255, 0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--glow); }

.btn-ghost {
  background: var(--panel); color: var(--text);
  border-color: var(--line-2);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}
.btn-ghost:hover { background: var(--panel-2); border-color: rgba(255, 255, 255, 0.28); transform: translateY(-2px); }

.btn-lg { padding: 0.9rem 1.8rem; font-size: 1rem; border-radius: var(--r-md); }
.btn-block { width: 100%; }

.btn-group { display: flex; flex-wrap: wrap; gap: var(--sp-3); }

/* --------------------------------------------------------------------------
   Hero (home)
   -------------------------------------------------------------------------- */
.hero {
  position: relative; overflow: hidden;
  padding: calc(var(--header-h) + var(--sp-8)) 0 var(--sp-8);
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-bg::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 55% 45% at 18% 8%, rgba(91, 140, 255, 0.2), transparent 60%),
    radial-gradient(ellipse 45% 40% at 85% 20%, rgba(34, 211, 238, 0.12), transparent 60%),
    radial-gradient(ellipse 40% 45% at 60% 95%, rgba(139, 92, 246, 0.12), transparent 65%);
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 75% 65% at 50% 25%, #000 30%, transparent 75%);
  mask-image: radial-gradient(ellipse 75% 65% at 50% 25%, #000 30%, transparent 75%);
}

.hero-inner {
  position: relative;
  display: grid; grid-template-columns: 1.08fr 0.92fr;
  gap: var(--sp-7); align-items: center;
}

.eyebrow-chip {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.42rem 1rem; margin-bottom: var(--sp-4);
  background: var(--panel); border: 1px solid var(--line-2);
  border-radius: 999px;
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--muted);
}
.eyebrow-chip .dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--acc-2);
  box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.6);
  animation: pulse-dot 2.2s infinite;
}
@keyframes pulse-dot {
  0% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.55); }
  70% { box-shadow: 0 0 0 9px rgba(34, 211, 238, 0); }
  100% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0); }
}

h1.hero-title {
  font-size: clamp(2.5rem, 5.4vw, 4.1rem);
  font-weight: 800; line-height: 1.08; letter-spacing: -0.03em;
  margin-bottom: var(--sp-4);
  text-wrap: balance;
}
.grad-text {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.lead {
  font-size: 1.13rem; color: var(--muted);
  max-width: 34rem; margin-bottom: var(--sp-5);
}

.fact-strip {
  display: flex; gap: var(--sp-5); margin-top: var(--sp-6);
  padding-top: var(--sp-5); border-top: 1px solid var(--line);
}
.fact-num {
  font-size: 1.9rem; font-weight: 800; letter-spacing: -0.02em;
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.fact-label { font-size: 0.82rem; color: var(--dim); font-weight: 500; }

/* Hero visual — glass chat mock */
.hero-visual { position: relative; }
.chat-mock {
  position: relative;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--line-2); border-radius: var(--r-lg);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  overflow: hidden;
  animation: float-y 7s ease-in-out infinite;
}
@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
.chat-mock-bar {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.85rem 1.1rem; border-bottom: 1px solid var(--line);
}
.chat-mock-bar i { width: 10px; height: 10px; border-radius: 50%; background: #2a3a5e; }
.chat-mock-bar i:nth-child(1) { background: #ff5f57; }
.chat-mock-bar i:nth-child(2) { background: #febc2e; }
.chat-mock-bar i:nth-child(3) { background: #28c840; }
.chat-mock-title { margin-left: 0.5rem; font-size: 0.8rem; font-weight: 600; color: var(--muted); }
.chat-mock-title b { color: var(--text); }
.chat-mock-body { padding: 1.1rem; display: flex; flex-direction: column; gap: 0.7rem; min-height: 250px; }
.bubble {
  max-width: 82%; padding: 0.6rem 0.9rem;
  font-size: 0.86rem; line-height: 1.5; border-radius: 14px;
}
.bubble-in { align-self: flex-start; background: var(--panel-2); border: 1px solid var(--line); color: var(--muted); border-bottom-left-radius: 4px; }
.bubble-out { align-self: flex-end; background: var(--grad); color: #fff; border-bottom-right-radius: 4px; box-shadow: 0 4px 18px rgba(91, 140, 255, 0.3); }
.typing { align-self: flex-start; display: inline-flex; gap: 4px; padding: 0.7rem 0.9rem; background: var(--panel-2); border: 1px solid var(--line); border-radius: 14px; border-bottom-left-radius: 4px; }
.typing i { width: 6px; height: 6px; border-radius: 50%; background: var(--dim); animation: typing 1.2s infinite; }
.typing i:nth-child(2) { animation-delay: 0.15s; }
.typing i:nth-child(3) { animation-delay: 0.3s; }
@keyframes typing { 0%, 60%, 100% { transform: translateY(0); opacity: 0.4; } 30% { transform: translateY(-4px); opacity: 1; } }

.float-chip {
  position: absolute; z-index: 2;
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.55rem 0.95rem;
  background: rgba(13, 20, 38, 0.85);
  border: 1px solid var(--line-2); border-radius: 999px;
  font-size: 0.8rem; font-weight: 600; color: var(--text);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.45);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
}
.float-chip svg { width: 15px; height: 15px; color: var(--acc-2); }
.chip-1 { top: -18px; right: 6%; animation: float-y 6s 0.6s ease-in-out infinite; }
.chip-2 { bottom: 10%; left: -26px; animation: float-y 8s 1.1s ease-in-out infinite; }

/* --------------------------------------------------------------------------
   Sections — shared
   -------------------------------------------------------------------------- */
section { position: relative; }
.section { padding: var(--sp-8) 0; }
.section-tight { padding: var(--sp-7) 0; }
.section-alt { background: var(--bg-2); border-block: 1px solid var(--line); }

.section-head { max-width: 40rem; margin-bottom: var(--sp-6); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .lead { margin-inline: auto; }

.eyebrow {
  display: inline-block; margin-bottom: var(--sp-3);
  font-size: 0.8rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  font-weight: 800; letter-spacing: -0.025em; line-height: 1.15;
  margin-bottom: var(--sp-3); text-wrap: balance;
}
.section-head .lead { margin-bottom: 0; }

/* --------------------------------------------------------------------------
   Product cards (feature)
   -------------------------------------------------------------------------- */
.grid { display: grid; gap: var(--sp-4); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.product-card {
  position: relative; display: flex; flex-direction: column;
  padding: var(--sp-5);
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--r-lg);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
}
.product-card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(91, 140, 255, 0.6), transparent);
  opacity: 0; transition: opacity 0.3s ease;
}
.product-card:hover { transform: translateY(-5px); border-color: rgba(91, 140, 255, 0.45); box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45); }
.product-card:hover::before { opacity: 1; }

.product-card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--sp-4); }
.product-card-logo {
  width: 52px; height: 52px; border-radius: 14px;
  display: grid; place-items: center;
  font-size: 1.35rem; font-weight: 800; color: #fff;
  background: var(--grad);
  box-shadow: 0 8px 26px rgba(91, 140, 255, 0.4);
}
.product-card-logo.alt {
  background: linear-gradient(135deg, #8b5cf6, #5b8cff);
  box-shadow: 0 8px 26px rgba(139, 92, 246, 0.35);
}
.tag {
  padding: 0.3rem 0.8rem; border-radius: 999px;
  font-size: 0.74rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase;
}
.tag-live { color: #6ee7b7; background: rgba(110, 231, 183, 0.1); border: 1px solid rgba(110, 231, 183, 0.3); }
.tag-live::before { content: "● "; }
.tag-soon { color: var(--muted); background: var(--panel-2); border: 1px solid var(--line-2); }

.product-card h3 { font-size: 1.45rem; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 0.2rem; }
.product-sub { font-size: 0.88rem; font-weight: 600; color: var(--acc); margin-bottom: 0.7rem; }
.product-card > p:not(.product-sub) { color: var(--muted); font-size: 0.97rem; }

.product-link {
  display: inline-flex; align-items: center; gap: 0.45rem;
  margin-top: var(--sp-4); padding-top: var(--sp-4);
  border-top: 1px solid var(--line);
  font-size: 0.92rem; font-weight: 700; color: var(--acc);
  transition: gap 0.2s ease;
}
.product-link svg { width: 16px; height: 16px; }
.product-link:hover { gap: 0.75rem; }
.product-link.is-disabled { color: var(--dim); cursor: default; }

/* --------------------------------------------------------------------------
   Bento — focus areas
   -------------------------------------------------------------------------- */
.bento { display: grid; gap: var(--sp-4); grid-template-columns: repeat(4, 1fr); }
.bento-item {
  position: relative; padding: var(--sp-5) var(--sp-4);
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--r-lg);
  transition: transform 0.3s ease, border-color 0.3s ease, background 0.3s ease;
  overflow: hidden;
}
.bento-item:hover { transform: translateY(-5px); border-color: rgba(91, 140, 255, 0.4); background: var(--panel-2); }
.bento-item::after {
  content: ""; position: absolute; width: 160px; height: 160px; border-radius: 50%;
  background: radial-gradient(circle, rgba(91, 140, 255, 0.18), transparent 70%);
  top: -60px; right: -60px; opacity: 0; transition: opacity 0.35s ease;
}
.bento-item:hover::after { opacity: 1; }

.icon-tile {
  width: 46px; height: 46px; border-radius: 13px;
  display: grid; place-items: center;
  background: var(--grad-soft); border: 1px solid rgba(91, 140, 255, 0.3);
  color: var(--acc); margin-bottom: var(--sp-4);
}
.icon-tile svg { width: 22px; height: 22px; }
.bento-item h3 { font-size: 1.06rem; font-weight: 700; margin-bottom: 0.45rem; }
.bento-item p { font-size: 0.9rem; color: var(--muted); }

/* --------------------------------------------------------------------------
   Split + value list (principles)
   -------------------------------------------------------------------------- */
.split { display: grid; grid-template-columns: 1fr 1.1fr; gap: var(--sp-7); align-items: center; }
.prose p { color: var(--muted); margin-bottom: var(--sp-3); }
.prose strong { color: var(--text); }

.value-list { display: flex; flex-direction: column; gap: var(--sp-3); }
.value-item {
  display: flex; gap: var(--sp-3); align-items: flex-start;
  padding: var(--sp-4);
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--r-md);
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.value-item:hover { border-color: rgba(34, 211, 238, 0.35); transform: translateX(4px); }
.value-item svg { width: 20px; height: 20px; color: var(--acc-2); flex-shrink: 0; margin-top: 0.2rem; }
.value-item h4 { font-size: 0.98rem; font-weight: 700; margin-bottom: 0.15rem; }
.value-item p { font-size: 0.88rem; color: var(--muted); }

/* --------------------------------------------------------------------------
   Steps
   -------------------------------------------------------------------------- */
.steps { counter-reset: step; }
.step-card {
  position: relative; padding: var(--sp-5);
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--r-lg);
  transition: transform 0.3s ease, border-color 0.3s ease;
  overflow: hidden;
}
.step-card:hover { transform: translateY(-5px); border-color: rgba(91, 140, 255, 0.4); }
.step-num {
  font-size: 3.2rem; font-weight: 800; letter-spacing: -0.04em; line-height: 1;
  background: linear-gradient(180deg, rgba(91, 140, 255, 0.55), rgba(91, 140, 255, 0.05));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  margin-bottom: var(--sp-3);
}
.step-card h3 { font-size: 1.12rem; font-weight: 700; margin-bottom: 0.5rem; }
.step-card p { font-size: 0.93rem; color: var(--muted); }

/* --------------------------------------------------------------------------
   Vision / mission cards
   -------------------------------------------------------------------------- */
.vm-card {
  position: relative; padding: var(--sp-6) var(--sp-5);
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--r-lg); overflow: hidden;
  transition: transform 0.3s ease, border-color 0.3s ease;
}
.vm-card:hover { transform: translateY(-5px); border-color: rgba(91, 140, 255, 0.4); }
.vm-card::after {
  content: ""; position: absolute; inset: auto -30% -55% auto;
  width: 260px; height: 260px; border-radius: 50%;
  background: radial-gradient(circle, rgba(91, 140, 255, 0.15), transparent 70%);
}
.vm-card h3 { font-size: 1.3rem; font-weight: 800; margin-bottom: 0.6rem; }
.vm-card p { color: var(--muted); position: relative; }

/* --------------------------------------------------------------------------
   Page hero (subpages)
   -------------------------------------------------------------------------- */
.page-hero {
  position: relative; overflow: hidden;
  padding: calc(var(--header-h) + var(--sp-7)) 0 var(--sp-6);
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 50% 60% at 20% 0%, rgba(91, 140, 255, 0.16), transparent 60%),
    radial-gradient(ellipse 40% 50% at 85% 10%, rgba(139, 92, 246, 0.1), transparent 60%);
}
.page-hero::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 50% 0%, #000 20%, transparent 70%);
  mask-image: radial-gradient(ellipse 70% 80% at 50% 0%, #000 20%, transparent 70%);
}
.page-hero .container { position: relative; }
.breadcrumb { display: flex; align-items: center; gap: 0.5rem; margin-bottom: var(--sp-4); font-size: 0.86rem; color: var(--dim); }
.breadcrumb a { color: var(--dim); transition: color 0.2s ease; }
.breadcrumb a:hover { color: var(--text); }
.breadcrumb .sep { opacity: 0.5; }
.breadcrumb .current { color: var(--muted); font-weight: 600; }
.page-hero h1 {
  font-size: clamp(2.2rem, 4.6vw, 3.4rem);
  font-weight: 800; letter-spacing: -0.03em; line-height: 1.1;
  margin-bottom: var(--sp-3);
}

/* --------------------------------------------------------------------------
   Info panel / notices
   -------------------------------------------------------------------------- */
.info-panel {
  padding: var(--sp-5);
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--r-lg);
}
.info-panel h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: var(--sp-4); }

.notice {
  padding: var(--sp-4);
  background: rgba(34, 211, 238, 0.06);
  border: 1px solid rgba(34, 211, 238, 0.25);
  border-radius: var(--r-md);
  font-size: 0.92rem; color: var(--muted);
}
.notice strong { color: var(--acc-2); }

/* --------------------------------------------------------------------------
   Contact
   -------------------------------------------------------------------------- */
.contact-layout { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: var(--sp-5); align-items: start; }

.form-field { margin-bottom: var(--sp-4); }
.form-field label {
  display: block; margin-bottom: 0.45rem;
  font-size: 0.88rem; font-weight: 600; color: var(--text);
}
.req { color: var(--acc); }
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%; padding: 0.8rem 1rem;
  background: var(--panel); color: var(--text);
  border: 1px solid var(--line-2); border-radius: var(--r-sm);
  font: inherit; font-size: 0.95rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--dim); }
.form-field input:hover, .form-field select:hover, .form-field textarea:hover { background: var(--panel-2); }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--acc);
  box-shadow: 0 0 0 3px rgba(91, 140, 255, 0.18);
}
.form-field textarea { min-height: 140px; resize: vertical; }
.form-field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%239aa7c2' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 1rem center;
  padding-right: 2.6rem;
}
.form-field select option { background: var(--bg-2); color: var(--text); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4); }

.form-error { display: block; min-height: 1.1rem; margin-top: 0.3rem; font-size: 0.8rem; color: #fb7185; font-weight: 600; }
.form-field.has-error input, .form-field.has-error select, .form-field.has-error textarea { border-color: #fb7185; }

.form-status { display: none; margin-bottom: var(--sp-4); padding: var(--sp-4); border-radius: var(--r-md); font-size: 0.93rem; font-weight: 600; }
.form-status.is-visible { display: block; }
.form-status.is-success { background: rgba(110, 231, 183, 0.1); border: 1px solid rgba(110, 231, 183, 0.35); color: #6ee7b7; }
.form-status.is-error { background: rgba(251, 113, 133, 0.1); border: 1px solid rgba(251, 113, 133, 0.35); color: #fb7185; }

.form-hint { font-size: 0.84rem; color: var(--dim); }

/* --------------------------------------------------------------------------
   CTA band
   -------------------------------------------------------------------------- */
.cta-band {
  position: relative; overflow: hidden;
  padding: var(--sp-7) var(--sp-6); text-align: center;
  background:
    radial-gradient(ellipse 60% 90% at 50% -20%, rgba(91, 140, 255, 0.22), transparent 60%),
    var(--panel);
  border: 1px solid var(--line-2); border-radius: calc(var(--r-lg) + 6px);
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 42px 42px;
  -webkit-mask-image: radial-gradient(ellipse 70% 90% at 50% 0%, #000, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 90% at 50% 0%, #000, transparent 75%);
}
.cta-band > * { position: relative; }
.cta-band h2 { max-width: 30rem; margin-inline: auto; }
.cta-band p { color: var(--muted); max-width: 32rem; margin: 0 auto var(--sp-5); }
.cta-band .btn-group { justify-content: center; }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--bg-2);
  padding: var(--sp-7) 0 var(--sp-5);
}
.footer-grid {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: var(--sp-6); margin-bottom: var(--sp-6);
}
.footer-about { margin-top: var(--sp-4); font-size: 0.92rem; color: var(--muted); max-width: 20rem; }
.footer-col h4 {
  font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--dim); margin-bottom: var(--sp-3);
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.55rem; }
.footer-col a { font-size: 0.93rem; color: var(--muted); transition: color 0.2s ease; }
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  display: flex; flex-wrap: wrap; gap: var(--sp-3); justify-content: space-between;
  padding-top: var(--sp-5); border-top: 1px solid var(--line);
  font-size: 0.85rem; color: var(--dim);
}
.footer-legal { display: flex; gap: var(--sp-4); }
.footer-legal a { color: var(--dim); transition: color 0.2s ease; }
.footer-legal a:hover { color: var(--text); }

/* --------------------------------------------------------------------------
   Scroll reveal
   -------------------------------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: 0.08s; }
.reveal-d2 { transition-delay: 0.16s; }
.reveal-d3 { transition-delay: 0.24s; }

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
.nav-toggle { display: none; }

@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; gap: var(--sp-6); }
  .hero-visual { max-width: 520px; }
  .split { grid-template-columns: 1fr; gap: var(--sp-5); }
  .grid-4, .bento { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .contact-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .header-actions { margin-left: auto; }
  .nav-toggle {
    display: grid; place-items: center;
    width: 42px; height: 42px;
    background: var(--panel); border: 1px solid var(--line-2);
    border-radius: var(--r-sm);
  }
  .nav-toggle-bars { position: relative; width: 18px; height: 2px; background: var(--text); border-radius: 2px; transition: background 0.2s ease; }
  .nav-toggle-bars::before, .nav-toggle-bars::after {
    content: ""; position: absolute; left: 0; width: 18px; height: 2px;
    background: var(--text); border-radius: 2px; transition: transform 0.25s ease, top 0.25s ease;
  }
  .nav-toggle-bars::before { top: -6px; }
  .nav-toggle-bars::after { top: 6px; }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bars { background: transparent; }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { top: 0; transform: rotate(45deg); }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bars::after { top: 0; transform: rotate(-45deg); }

  .main-nav {
    position: fixed; top: var(--header-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0; margin: 0;
    padding: var(--sp-3) 4% var(--sp-4);
    background: rgba(5, 7, 15, 0.96);
    -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--line);
    display: none;
  }
  .main-nav.is-open { display: flex; }
  .nav-link { padding: 0.85rem 0.5rem; font-size: 1rem; border-radius: 0; border-bottom: 1px solid var(--line); }
  .nav-link::after { display: none; }
  .btn-hide-mobile { display: none; }
}

@media (max-width: 640px) {
  :root { --sp-8: 4.5rem; --sp-7: 3.5rem; }
  .grid-2, .grid-3, .grid-4, .bento, .field-row { grid-template-columns: 1fr; }
  .fact-strip { flex-wrap: wrap; gap: var(--sp-4); }
  .cta-band { padding: var(--sp-6) var(--sp-4); }
  .chip-1 { right: 0; }
  .chip-2 { left: 0; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--sp-5); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}