/* =========================================================
   digitalsu.co — Design System
   Navy / Royal Blue / Lavender — high-contrast dark theme
   ========================================================= */

:root {
  --navy-950: #060650;
  --navy-900: #0A0B6E;
  --navy-800: #10126f;
  --navy-700: #171a80;
  --blue-500: #3E7BEA;
  --blue-600: #2368E2;
  --blue-glow: rgba(62, 123, 234, 0.35);
  --lavender-300: #CFB5E9;
  --lavender-200: #E4D9F5;
  --ink-100: #FFFFFF;
  --ink-300: #B9C2E0;
  --ink-500: #8992BC;
  --line: rgba(255, 255, 255, 0.10);
  --line-strong: rgba(255, 255, 255, 0.18);
  --surface: rgba(255, 255, 255, 0.04);
  --surface-hover: rgba(255, 255, 255, 0.07);
  --gradient-brand: linear-gradient(135deg, #3E7BEA 0%, #7C5CE0 55%, #CFB5E9 100%);
  --gradient-bg: radial-gradient(circle at 15% 0%, #12157e 0%, transparent 45%),
                 radial-gradient(circle at 85% 15%, #1a1a8f 0%, transparent 40%),
                 linear-gradient(180deg, #07084f 0%, #0A0B6E 40%, #08094a 100%);
  --shadow-lg: 0 24px 60px -20px rgba(6, 8, 60, 0.6);
  --shadow-glow: 0 0 0 1px rgba(255,255,255,0.06), 0 20px 45px -18px var(--blue-glow);
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-pill: 999px;
  --container: 1180px;
  --font-display: "Clash", "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--navy-900);
  background-image: var(--gradient-bg);
  background-attachment: fixed;
  color: var(--ink-300);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--ink-100);
  line-height: 1.15;
  margin: 0;
  letter-spacing: -0.01em;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lavender-300);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 20px;
  height: 1px;
  background: var(--lavender-300);
}

.section { padding: 120px 0; position: relative; }
.section-head { max-width: 640px; margin: 0 0 64px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 { font-size: clamp(28px, 4vw, 40px); margin-bottom: 16px; }
.section-head p { font-size: 17px; color: var(--ink-300); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 28px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background 0.35s var(--ease), border-color 0.35s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 14px 30px -10px var(--blue-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 18px 40px -8px var(--blue-glow); }
.btn-ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--ink-100);
}
.btn-ghost:hover { background: var(--surface-hover); border-color: rgba(255,255,255,0.3); }
.btn-sm { padding: 10px 18px; font-size: 13.5px; }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background 0.3s var(--ease), padding 0.3s var(--ease), border-color 0.3s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(7, 8, 65, 0.82);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); }
.brand-mark { height: 38px; width: auto; flex-shrink: 0; display: block; object-fit: contain; }
.brand-word { font-size: 19px; font-weight: 700; color: #fff; letter-spacing: -0.01em; }
.brand-word .dim { background: linear-gradient(135deg, var(--blue-500), var(--lavender-300)); -webkit-background-clip: text; background-clip: text; color: transparent; }

.nav-links { display: flex; align-items: center; gap: 34px; }
.nav-links a {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink-300);
  transition: color 0.25s;
  position: relative;
}
.nav-links a:hover { color: #fff; }

.header-actions { display: flex; align-items: center; gap: 14px; }

.lang-switch {
  display: flex;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  padding: 3px;
  gap: 2px;
}
.lang-switch a {
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--ink-500);
}
.lang-switch a.active { background: var(--gradient-brand); color: #fff; }

.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  border-radius: 10px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  align-items: center; justify-content: center;
}
.nav-toggle span, .nav-toggle::before, .nav-toggle::after { display:none; }
.nav-toggle svg { width: 20px; height: 20px; color: #fff; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 190px 0 130px;
  overflow: hidden;
}
.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.55;
  pointer-events: none;
  z-index: 0;
}
.hero-blob.b1 { width: 480px; height: 480px; background: var(--blue-600); top: -160px; right: -120px; }
.hero-blob.b2 { width: 360px; height: 360px; background: var(--lavender-300); opacity: 0.18; bottom: -140px; left: -100px; }

.hero .container { position: relative; z-index: 1; display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 60px; align-items: center; }

.hero h1 {
  font-size: clamp(38px, 5.4vw, 66px);
  margin-bottom: 24px;
}
.hero h1 .accent {
  background: var(--gradient-brand);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead { font-size: 18px; max-width: 520px; margin-bottom: 36px; color: var(--ink-300); }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }

.trust-badges { display: flex; gap: 12px; flex-wrap: wrap; }
.trust-badges span {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 600; color: var(--ink-100);
  background: var(--surface); border: 1px solid var(--line);
  padding: 9px 16px; border-radius: var(--radius-pill);
}
.trust-badges span::before { content:""; width: 7px; height: 7px; border-radius: 50%; background: var(--blue-500); box-shadow: 0 0 12px var(--blue-500); }

.hero-panel {
  position: relative;
  background: linear-gradient(160deg, rgba(255,255,255,0.07), rgba(255,255,255,0.02));
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-lg);
}
.hero-panel .metric-row { display: flex; justify-content: space-between; padding: 18px 0; border-bottom: 1px solid var(--line); }
.hero-panel .metric-row:last-child { border-bottom: none; }
.hero-panel .metric-row strong { display:block; font-size: 26px; color: #fff; font-family: var(--font-display); }
.hero-panel .metric-row span { font-size: 13px; color: var(--ink-500); }
.hero-panel .metric-row svg { width: 26px; height: 26px; color: var(--lavender-300); }
.hero-panel-head { display:flex; align-items:center; justify-content:space-between; margin-bottom: 8px; }
.hero-panel-head span { font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-500); font-weight: 700; }
.pulse-dot { width: 9px; height: 9px; border-radius: 50%; background: #4ADE80; box-shadow: 0 0 10px #4ADE80; animation: pulse 1.8s infinite; }
@keyframes pulse { 0%,100%{opacity:1;} 50%{opacity:0.35;} }

/* ---------- Hero signature (particle logo) ---------- */
.hero-signature { display: flex; flex-direction: column; min-height: 460px; }
.hero-canvas-wrap {
  position: relative;
  flex: 1;
  border-radius: 16px;
  overflow: hidden;
  background: radial-gradient(circle at 50% 50%, rgba(124,92,224,0.10), transparent 70%);
}
#logo-particles { width: 100%; height: 100%; display: block; }
.signature-caption {
  font-size: 12.5px;
  color: var(--ink-500);
  text-align: center;
  margin: 16px 0 0;
}
@media (max-width: 760px) {
  .hero-signature { min-height: 300px; }
}

/* ---------- Logo Strip ---------- */
.logo-strip { padding: 40px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.logo-strip .container { display:flex; align-items:center; gap: 40px; flex-wrap: wrap; justify-content: space-between; }
.logo-strip p { font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.14em; color: var(--ink-500); font-weight: 600; margin:0; }
.logo-strip .chips { display:flex; gap: 10px; flex-wrap: wrap; }
.logo-strip .chips span { font-size: 13px; color: var(--ink-300); padding: 8px 16px; border: 1px solid var(--line); border-radius: var(--radius-pill); }

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 22px;
}
.service-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), background 0.4s var(--ease);
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(126, 158, 234, 0.45);
  background: var(--surface-hover);
}
.service-card .badge-pop {
  position: absolute; top: 20px; right: 20px;
  font-size: 10.5px; font-weight: 700; letter-spacing: 0.06em;
  background: var(--gradient-brand); color: #fff;
  padding: 5px 11px; border-radius: var(--radius-pill);
  text-transform: uppercase;
}
.service-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(62,123,234,0.25), rgba(207,181,233,0.15));
  border: 1px solid var(--line-strong);
  margin-bottom: 22px;
}
.service-icon svg { width: 26px; height: 26px; color: var(--lavender-200); }
.service-card h3 { font-size: 19px; margin-bottom: 10px; }
.service-card > p { font-size: 14.5px; margin-bottom: 20px; color: var(--ink-300); }
.service-card ul { display: flex; flex-direction: column; gap: 9px; margin-bottom: 24px; }
.service-card li { font-size: 13.5px; color: var(--ink-300); display: flex; gap: 9px; align-items: flex-start; }
.service-card li svg { width: 15px; height: 15px; margin-top: 2px; color: var(--blue-500); flex-shrink: 0; }
.service-card .card-link { font-size: 13.5px; font-weight: 700; color: #fff; display: inline-flex; align-items: center; gap: 6px; }
.service-card .card-link svg { width: 15px; height: 15px; transition: transform 0.3s var(--ease); }
.service-card .card-link:hover svg { transform: translateX(3px); }

/* ---------- Case Studies ---------- */
.case-list {
  display: flex;
  flex-direction: column;
  gap: 30px;
}
.case-item {
  position: relative;
}
.case-glow {
  position: absolute;
  inset: -60px;
  z-index: 0;
  opacity: 0.45;
  filter: blur(40px);
  background:
    radial-gradient(circle at 82% 8%, rgba(124,92,224,0.55), transparent 55%),
    radial-gradient(circle at 4% 92%, rgba(62,123,234,0.4), transparent 50%);
  transition: opacity 0.5s var(--ease);
  pointer-events: none;
}
.case-item:hover .case-glow { opacity: 0.9; }

.case-card {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 300px;
  border-radius: 32px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  box-shadow: var(--shadow-lg);
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease), border-color 0.5s var(--ease);
}
.case-item:hover .case-card {
  transform: translateY(-8px);
  border-color: rgba(207,181,233,0.4);
}

.case-media {
  position: relative;
  min-height: 480px;
  overflow: hidden;
  background: var(--navy-800);
}
.case-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.0);
  transition: transform 0.7s var(--ease);
}
.case-item:hover .case-media img { transform: scale(1.07); }
.case-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(4,4,36,0.94) 0%, rgba(4,4,36,0.62) 32%, rgba(4,4,36,0.05) 62%, transparent 80%);
}

.case-overlay {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 2;
  padding: 40px 44px;
}
.case-overlay .eyebrow { margin-bottom: 14px; }
.case-overlay h3 { font-size: clamp(22px, 2.6vw, 30px); margin-bottom: 4px; }
.case-sub {
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--ink-500);
  font-weight: 600;
  margin: 0 0 18px;
}
.case-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.case-tags span {
  font-size: 12px;
  font-weight: 600;
  padding: 6px 13px;
  border-radius: var(--radius-pill);
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.16);
  backdrop-filter: blur(6px);
  color: #fff;
}
.case-desc { font-size: 14.5px; color: var(--ink-300); max-width: 460px; margin: 0 0 24px; }
.case-cta {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 700; color: #fff;
}
.case-cta svg { width: 16px; height: 16px; transition: transform 0.3s var(--ease); }
.case-item:hover .case-cta svg { transform: translateX(5px); }

.case-metrics {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 40px 30px;
  background: rgba(255,255,255,0.035);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.case-metric { padding: 18px 0; border-bottom: 1px solid var(--line); }
.case-metric:last-of-type { border-bottom: none; padding-bottom: 56px; }
.case-metric strong {
  display: block;
  font-family: var(--font-display);
  font-size: 27px;
  color: #fff;
  margin-bottom: 4px;
}
.case-metric span {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-500);
  font-weight: 600;
}
.case-arrow-btn {
  position: absolute;
  right: 26px;
  bottom: 26px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.35s var(--ease), transform 0.35s var(--ease), border-color 0.35s var(--ease);
}
.case-arrow-btn svg { width: 17px; height: 17px; color: #fff; transition: transform 0.3s var(--ease); }
.case-item:hover .case-arrow-btn { background: var(--gradient-brand); border-color: transparent; transform: scale(1.08); }
.case-item:hover .case-arrow-btn svg { transform: translate(2px,-2px); }

/* staggered scale-reveal (used by case cards) */
.reveal-scale { opacity: 0; transform: translateY(46px) scale(0.965); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal-scale.in { opacity: 1; transform: translateY(0) scale(1); }
.case-list .case-item:nth-child(1) .reveal-scale,
.case-list .case-item:nth-child(1).reveal-scale { transition-delay: 0s; }
.case-list .case-item:nth-child(2) .reveal-scale,
.case-list .case-item:nth-child(2).reveal-scale { transition-delay: 0.08s; }
.case-list .case-item:nth-child(3) .reveal-scale,
.case-list .case-item:nth-child(3).reveal-scale { transition-delay: 0.16s; }
.case-list .case-item:nth-child(4) .reveal-scale,
.case-list .case-item:nth-child(4).reveal-scale { transition-delay: 0.24s; }
.case-list .case-item:nth-child(5) .reveal-scale,
.case-list .case-item:nth-child(5).reveal-scale { transition-delay: 0.32s; }

/* checklist variant for case-metric rows (capabilities instead of stats) */
.case-metric.check-row { display: flex; align-items: center; gap: 12px; }
.case-metric.check-row .check-ico {
  width: 20px; height: 20px; flex-shrink: 0;
  color: var(--blue-500);
}
.case-metric.check-row span {
  font-size: 14.5px;
  font-weight: 600;
  color: #fff;
  text-transform: none;
  letter-spacing: normal;
}

@media (max-width: 980px) {
  .case-card { grid-template-columns: 1fr; }
  .case-media { min-height: 380px; }
  .case-metrics { padding: 28px 30px 68px; }
}

@media (max-width: 760px) {
  .case-list {
    display: flex;
    flex-direction: row;
    gap: 18px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 8px;
    margin: 0 -24px;
    padding-left: 24px;
    padding-right: 24px;
  }
  .case-item {
    flex: 0 0 88vw;
    scroll-snap-align: start;
  }
  .case-overlay { padding: 28px 26px; }
  .case-metrics { padding: 24px 26px 64px; }
}

/* ---------- Why Us ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.why-card {
  padding: 28px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, rgba(255,255,255,0.05), transparent);
}
.why-card .why-number {
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--lavender-300);
  font-weight: 700;
  margin-bottom: 14px;
}
.why-card h3 { font-size: 17px; margin-bottom: 10px; }
.why-card p { font-size: 13.8px; color: var(--ink-300); margin: 0; }

/* ---------- Process ---------- */
.process-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: step; }
.process-step { position: relative; padding: 30px 24px 24px; border-radius: var(--radius-md); border: 1px solid var(--line); background: var(--surface); }
.process-step .step-index {
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(207,181,233,0.5);
  margin-bottom: 18px;
  display: block;
}
.process-step h3 { font-size: 16.5px; margin-bottom: 10px; }
.process-step p { font-size: 13.5px; color: var(--ink-300); margin: 0; }
.process-connector { display:none; }

/* ---------- Testimonial / Statement ---------- */
.statement {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-strong);
  padding: 64px;
  background: linear-gradient(135deg, rgba(62,123,234,0.14), rgba(207,181,233,0.08));
  text-align: center;
}
.statement p { font-family: var(--font-display); font-size: clamp(22px, 3vw, 32px); color: #fff; max-width: 780px; margin: 0 auto 26px; line-height: 1.4; }
.statement span { font-size: 14px; color: var(--ink-300); font-weight: 600; }

/* ---------- FAQ ---------- */
.faq-list { display: flex; flex-direction: column; gap: 14px; max-width: 820px; margin: 0 auto; }
.faq-item { border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface); overflow: hidden; }
.faq-question {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 22px 26px;
  background: transparent; border: none; text-align: left;
  font-size: 16px; font-weight: 600; color: #fff;
}
.faq-question svg { width: 20px; height: 20px; color: var(--lavender-300); transition: transform 0.35s var(--ease); flex-shrink: 0; }
.faq-item.open .faq-question svg { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s var(--ease); }
.faq-answer-inner { padding: 0 26px 24px; font-size: 14.5px; color: var(--ink-300); }
.faq-item.open .faq-answer { max-height: 320px; }

/* ---------- Contact / CTA ---------- */
.contact-wrap {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 50px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  padding: 56px;
  background: linear-gradient(160deg, rgba(255,255,255,0.05), rgba(255,255,255,0.01));
}
.contact-info h2 { font-size: clamp(26px, 3.4vw, 34px); margin-bottom: 18px; }
.contact-info p { font-size: 15px; margin-bottom: 32px; }
.contact-detail { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.contact-detail .icon-dot {
  width: 42px; height: 42px; border-radius: 12px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--surface); border: 1px solid var(--line-strong);
}
.contact-detail .icon-dot svg { width: 19px; height: 19px; color: var(--lavender-300); }
.contact-detail strong { display: block; font-size: 14px; color: #fff; }
.contact-detail span { font-size: 13.5px; color: var(--ink-500); }
.social-row { display: flex; gap: 10px; margin-top: 30px; }
.social-row a {
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--line-strong);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.3s, border-color 0.3s;
}
.social-row a:hover { background: var(--surface-hover); border-color: rgba(255,255,255,0.35); }
.social-row svg { width: 17px; height: 17px; color: #fff; }

.contact-form { display: grid; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field label { display: block; font-size: 13px; font-weight: 600; color: var(--ink-100); margin-bottom: 8px; }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 13px 16px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  background: rgba(255,255,255,0.04);
  color: #fff;
  font-family: inherit;
  font-size: 14.5px;
  transition: border-color 0.25s, background 0.25s;
}
.field input::placeholder, .field textarea::placeholder { color: var(--ink-500); }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--blue-500);
  background: rgba(255,255,255,0.06);
}
.field textarea { resize: vertical; min-height: 110px; }
.field select option { background: var(--navy-900); }
.form-note { font-size: 12.5px; color: var(--ink-500); margin-top: 4px; }

/* ---------- Footer ---------- */
.site-footer { padding: 80px 0 32px; border-top: 1px solid var(--line); }
.footer-top { display: grid; grid-template-columns: 1.3fr 0.8fr 0.8fr 1fr; gap: 40px; margin-bottom: 60px; }
.footer-brand p { font-size: 14px; max-width: 300px; margin: 18px 0 22px; }
.footer-col h4 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.09em; color: var(--ink-100); margin-bottom: 20px; }
.footer-col ul { display: flex; flex-direction: column; gap: 13px; }
.footer-col a { font-size: 14px; color: var(--ink-300); transition: color 0.25s; }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  padding-top: 28px; border-top: 1px solid var(--line);
  font-size: 13px; color: var(--ink-500);
}
.footer-bottom .legal-links { display: flex; gap: 20px; }

/* ---------- Utility / animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: translateY(0); }

.skip-link {
  position: absolute; left: -9999px; top: 0; background: #fff; color:#000; padding: 12px 20px; z-index: 999; border-radius: 8px;
}
.skip-link:focus { left: 16px; top: 16px; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero .container { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .process-list { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .contact-wrap { grid-template-columns: 1fr; padding: 40px; }
}
@media (max-width: 760px) {
  .nav-links, .header-actions .lang-switch { display: none; }
  .nav-toggle { display: flex; }
  .section { padding: 80px 0; }
  .hero { padding: 150px 0 80px; }
  .why-grid, .process-list { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
  .statement { padding: 40px 26px; }
  .contact-wrap { padding: 28px; border-radius: var(--radius-md); }
}

/* Mobile nav drawer */
.mobile-drawer {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(6,6,60,0.98);
  backdrop-filter: blur(10px);
  display: flex; flex-direction: column;
  padding: 100px 32px 40px;
  transform: translateX(100%);
  transition: transform 0.4s var(--ease);
}
.mobile-drawer.open { transform: translateX(0); }
.mobile-drawer a { font-size: 22px; font-weight: 600; color: #fff; padding: 16px 0; border-bottom: 1px solid var(--line); }
.mobile-drawer .lang-switch { margin-top: 30px; align-self: flex-start; }
.mobile-close {
  position: absolute; top: 24px; right: 24px;
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--line-strong); background: transparent;
  display: flex; align-items: center; justify-content: center;
}
.mobile-close svg { width: 20px; height: 20px; color: #fff; }