/* ============================================================
   SDC Bilişim — Marine Technology Stylesheet
   Dark · Premium · Marine-Cyber theme
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  --c-bg:           #04111e;
  --c-bg-2:         #061a2c;
  --c-bg-3:         #0a2438;
  --c-surface:      #0e2a40;
  --c-surface-2:    #11334e;
  --c-border:       rgba(95, 178, 230, 0.12);
  --c-border-soft:  rgba(95, 178, 230, 0.06);
  --c-border-glow:  rgba(60, 207, 255, 0.35);

  --c-text:         #e9f3fb;
  --c-text-soft:    #b6c8d8;
  --c-text-muted:   #7a90a4;
  --c-text-dim:     #506578;

  --c-cyan:         #3ccfff;
  --c-cyan-soft:    #5fb2e6;
  --c-cyan-deep:    #1366a6;
  --c-teal:         #1fd8b8;
  --c-amber:        #ffb547;
  --c-danger:       #ff5b6e;

  --c-grad-cyan:    linear-gradient(135deg, #3ccfff 0%, #1fd8b8 100%);
  --c-grad-deep:    linear-gradient(135deg, #04111e 0%, #0a2438 60%, #0e2a40 100%);
  --c-grad-line:    linear-gradient(90deg, transparent, rgba(60,207,255,.6), transparent);

  --shadow-sm:      0 1px 2px rgba(0,0,0,.3);
  --shadow:         0 12px 32px rgba(0,0,0,.35);
  --shadow-lg:      0 30px 80px rgba(60, 207, 255, 0.18);
  --glow:           0 0 0 1px rgba(60,207,255,.45), 0 12px 36px rgba(60,207,255,.18);

  --radius-xs:      6px;
  --radius-sm:      10px;
  --radius:         14px;
  --radius-lg:      22px;
  --radius-xl:      32px;

  --container:      1240px;
  --header-h:       76px;
  --topbar-h:       38px;

  --t-fast:         .15s ease;
  --t:              .25s ease;
  --t-slow:         .45s cubic-bezier(.2,.8,.2,1);

  --font-sans:      'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-display:   'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-mono:      ui-monospace, 'SF Mono', Menlo, Consolas, 'Liberation Mono', monospace;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; color-scheme: dark; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--c-text);
  background: var(--c-bg);
  background-image:
    radial-gradient(ellipse 90% 60% at 50% -10%, rgba(60,207,255,.08), transparent 60%),
    radial-gradient(ellipse 60% 40% at 100% 30%, rgba(31,216,184,.05), transparent 60%),
    radial-gradient(ellipse 60% 40% at 0% 80%, rgba(19,102,166,.08), transparent 60%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--c-cyan); }
button { font-family: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
ul, ol { list-style: none; }
input, textarea, select { font: inherit; color: inherit; }
::selection { background: rgba(60,207,255,.35); color: #fff; }

h1, h2, h3, h4, h5, h6 {
  color: var(--c-text);
  font-family: var(--font-display);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -.02em;
}
h1 { font-size: clamp(2.25rem, 4vw + 1rem, 3.75rem); font-weight: 700; }
h2 { font-size: clamp(1.75rem, 2.4vw + .5rem, 2.6rem); }
h3 { font-size: clamp(1.2rem, 1.1vw + .8rem, 1.5rem); }
h4 { font-size: 1.1rem; }
p  { color: var(--c-text-soft); }
strong { color: var(--c-text); }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: clamp(64px, 9vw, 110px) 0; position: relative; }
.section--tight { padding: clamp(48px, 7vw, 80px) 0; }
.section--alt {
  background:
    linear-gradient(180deg, transparent 0%, rgba(14,42,64,.45) 50%, transparent 100%);
}
.section--mesh::before {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .35;
  background-image:
    linear-gradient(rgba(60,207,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(60,207,255,.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 50% at 50% 50%, #000 30%, transparent 70%);
}

.section__head { max-width: 760px; margin: 0 auto 56px; text-align: center; position: relative; z-index: 1; }
.section__head--left { text-align: left; margin-left: 0; }
.section__eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .72rem; font-weight: 700; letter-spacing: .22em; text-transform: uppercase;
  color: var(--c-cyan);
  background: rgba(60,207,255,.08);
  border: 1px solid rgba(60,207,255,.18);
  padding: 7px 14px; border-radius: 999px; margin-bottom: 18px;
}
.section__eyebrow::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--c-cyan);
  box-shadow: 0 0 12px var(--c-cyan);
}
.section__head h2 { margin-bottom: 14px; }
.section__head p { font-size: 1.05rem; color: var(--c-text-soft); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; font-size: .95rem; font-weight: 600;
  border-radius: 999px; transition: all var(--t); white-space: nowrap;
  border: 1px solid transparent; cursor: pointer; line-height: 1;
  font-family: inherit;
}
.btn--primary {
  background: var(--c-grad-cyan);
  color: #04111e;
  box-shadow: 0 8px 28px rgba(60,207,255,.3);
}
.btn--primary:hover {
  color: #04111e;
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(60,207,255,.5);
}
.btn--ghost {
  background: transparent; color: var(--c-text);
  border-color: rgba(255,255,255,.15);
  backdrop-filter: blur(12px);
}
.btn--ghost:hover {
  background: rgba(255,255,255,.06); color: var(--c-cyan);
  border-color: rgba(60,207,255,.5);
}
.btn--outline {
  background: transparent; color: var(--c-cyan);
  border-color: rgba(60,207,255,.4);
}
.btn--outline:hover { background: rgba(60,207,255,.1); border-color: var(--c-cyan); }
.btn--lg  { padding: 16px 32px; font-size: 1rem; }
.btn--sm  { padding: 9px 18px; font-size: .85rem; }
.btn--block { width: 100%; }

/* ---------- Topbar ---------- */
.topbar {
  background: rgba(0,0,0,.4);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border-soft);
  font-size: .8rem;
  position: relative; z-index: 100;
}
.topbar__inner {
  display: flex; justify-content: space-between; align-items: center;
  height: var(--topbar-h); gap: 16px;
}
.topbar__left { display: flex; align-items: center; gap: 22px; }
.topbar__badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .68rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase;
  color: var(--c-teal);
}
.topbar__pulse {
  width: 8px; height: 8px; border-radius: 50%; background: var(--c-teal);
  position: relative;
  animation: pulse 2s infinite;
}
.topbar__pulse::after {
  content: ''; position: absolute; inset: -4px; border-radius: 50%;
  background: var(--c-teal); opacity: .35;
  animation: pulseRing 2s infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .6; } }
@keyframes pulseRing { 0% { transform: scale(.8); opacity: .5; } 100% { transform: scale(2); opacity: 0; } }

.topbar__link {
  display: inline-flex; align-items: center; gap: 7px;
  color: var(--c-text-muted); transition: color var(--t-fast);
}
.topbar__link:hover { color: var(--c-cyan); }
.topbar__right { display: flex; align-items: center; gap: 12px; }
.topbar__social { color: var(--c-text-muted); transition: color var(--t-fast); display: inline-flex; }
.topbar__social:hover { color: var(--c-cyan); }

.lang-switch {
  display: inline-flex;
  border: 1px solid rgba(95, 178, 230, 0.18);
  border-radius: 999px;
  padding: 2px;
  margin-right: 4px;
  background: rgba(0,0,0,.25);
}
.lang-switch__btn {
  font-size: .7rem; font-weight: 700; letter-spacing: .14em;
  padding: 3px 10px; border-radius: 999px;
  color: var(--c-text-muted);
  transition: all var(--t-fast);
  font-family: var(--font-mono);
}
.lang-switch__btn:hover { color: var(--c-cyan); }
.lang-switch__btn.is-active {
  background: var(--c-grad-cyan);
  color: #04111e;
}

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 90;
  background: rgba(4, 17, 30, 0.78);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid var(--c-border-soft);
  transition: all var(--t);
}
.header.is-scrolled {
  background: rgba(4, 17, 30, 0.95);
  border-bottom-color: var(--c-border);
  box-shadow: 0 8px 32px rgba(0,0,0,.4);
}
.header__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; height: var(--header-h);
}
.header__logo { color: var(--c-text); display: flex; align-items: center; flex-shrink: 0; }
.header__logo img, .header__logo svg { height: 48px; width: auto; display: block; }
.brand-mark { color: inherit; }
.header__cta { flex-shrink: 0; }
.header__burger {
  display: none; width: 44px; height: 44px;
  flex-direction: column; gap: 5px;
  align-items: center; justify-content: center;
  border-radius: 10px;
}
.header__burger:hover { background: rgba(255,255,255,.05); }
.header__burger span {
  display: block; width: 24px; height: 2px;
  background: var(--c-text); border-radius: 3px; transition: all var(--t);
}
.header__burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); background: var(--c-cyan); }
.header__burger.is-open span:nth-child(2) { opacity: 0; }
.header__burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); background: var(--c-cyan); }

/* ---------- Nav ---------- */
.nav { flex: 1; display: flex; justify-content: center; }
.nav__list { display: flex; gap: 4px; }
.nav__item { position: relative; }
.nav__link {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 14px; font-weight: 500; font-size: .94rem;
  color: var(--c-text-soft); border-radius: 10px; transition: all var(--t-fast);
}
.nav__link:hover { color: var(--c-cyan); background: rgba(60,207,255,.06); }
.nav__item.is-active > .nav__link { color: var(--c-cyan); }
.nav__item.is-active > .nav__link::after {
  content: ''; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 2px;
  background: var(--c-grad-cyan); border-radius: 2px;
}
.nav__caret { transition: transform var(--t-fast); opacity: .6; }
.nav__item.has-submenu:hover .nav__caret { transform: rotate(180deg); }

.submenu {
  position: absolute; top: calc(100% + 8px); left: 0;
  min-width: 320px;
  background: rgba(10, 36, 56, 0.96);
  backdrop-filter: blur(20px) saturate(140%);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: all var(--t);
}
.nav__item.has-submenu:hover .submenu,
.nav__item.has-submenu:focus-within .submenu {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.submenu li a {
  display: flex; flex-direction: column; gap: 2px;
  padding: 10px 14px; border-radius: 10px;
  color: var(--c-text-soft); transition: all var(--t-fast);
}
.submenu li a:hover { background: rgba(60,207,255,.08); color: var(--c-cyan); }
.submenu__title { font-weight: 600; font-size: .92rem; color: var(--c-text); }
.submenu__desc { font-size: .78rem; color: var(--c-text-muted); }
.submenu li a:hover .submenu__title { color: var(--c-cyan); }

/* ---------- Mobile Nav ---------- */
.mobile-nav {
  display: none;
  position: fixed;
  top: calc(var(--topbar-h) + var(--header-h));
  left: 0; right: 0; bottom: 0;
  background: var(--c-bg);
  background-image:
    radial-gradient(ellipse 60% 40% at 50% 0%, rgba(60,207,255,.08), transparent 60%);
  overflow-y: auto;
  z-index: 80;
  transform: translateX(100%); transition: transform var(--t-slow);
  padding: 24px;
}
@media (max-width: 880px) {
  .mobile-nav { display: block; }
}
.mobile-nav.is-open { transform: translateX(0); }
.mobile-nav__list { display: flex; flex-direction: column; gap: 4px; }
.mobile-nav__list > li { border-bottom: 1px solid var(--c-border-soft); }
.mobile-nav__list a, .mobile-nav__toggle {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; padding: 16px 8px; font-weight: 600; font-size: 1.05rem;
  color: var(--c-text); text-align: left;
}
.mobile-nav__sub { display: none; padding-bottom: 8px; }
.mobile-nav__sub a { padding: 10px 16px; font-weight: 500; font-size: .95rem; color: var(--c-text-soft); }
.mobile-nav__list > li.is-open .mobile-nav__sub { display: block; }
.mobile-nav__list > li.is-open .mobile-nav__toggle svg { transform: rotate(180deg); color: var(--c-cyan); }
.mobile-nav__cta { border-bottom: 0 !important; padding-top: 24px; }
.mobile-nav__cta a { padding: 14px; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: clamp(60px, 8vw, 110px) 0 clamp(80px, 9vw, 140px);
}
.hero__bg {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(ellipse 70% 50% at 80% 20%, rgba(60,207,255,.13), transparent 60%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(31,216,184,.08), transparent 60%);
}
.hero__grid {
  position: absolute; inset: 0; pointer-events: none; opacity: .25;
  background-image:
    linear-gradient(rgba(60,207,255,.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(60,207,255,.07) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 80%);
}
.hero__waves {
  position: absolute; left: 0; right: 0; bottom: -10px; height: 160px;
  pointer-events: none; opacity: .55;
}
.hero__waves svg { width: 100%; height: 100%; }
.hero__inner {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.15fr 1fr; gap: 64px; align-items: center;
}
.hero__copy { max-width: 640px; }
.hero__eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: .76rem; font-weight: 700; letter-spacing: .22em; text-transform: uppercase;
  color: var(--c-cyan);
  background: rgba(60,207,255,.08);
  border: 1px solid rgba(60,207,255,.22);
  padding: 8px 16px; border-radius: 999px;
  backdrop-filter: blur(8px);
}
.hero__eyebrow svg { color: var(--c-cyan); }
.hero h1 {
  margin: 22px 0 22px;
  background: linear-gradient(180deg, #ffffff 0%, #b6c8d8 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero h1 .accent {
  background: var(--c-grad-cyan);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero__lead {
  font-size: 1.12rem; color: var(--c-text-soft); margin-bottom: 32px;
  max-width: 560px; line-height: 1.75;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 40px; }

.hero__metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 540px; }
.hero__metric { padding-left: 18px; border-left: 2px solid rgba(60,207,255,.4); }
.hero__metric strong {
  display: block; font-family: var(--font-display);
  font-size: 1.85rem; font-weight: 700; color: var(--c-cyan); line-height: 1.1;
}
.hero__metric span { color: var(--c-text-muted); font-size: .85rem; line-height: 1.4; }

/* Hero visual card */
.hero__visual { position: relative; }
.hero__card {
  position: relative;
  background: linear-gradient(180deg, rgba(14,42,64,.85), rgba(10,36,56,.65));
  backdrop-filter: blur(20px);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-lg);
}
.hero__card::before {
  content: ''; position: absolute; inset: -1px; border-radius: inherit; pointer-events: none;
  background: linear-gradient(135deg, rgba(60,207,255,.5), transparent 40%);
  -webkit-mask: linear-gradient(#000,#000) content-box, linear-gradient(#000,#000);
          mask: linear-gradient(#000,#000) content-box, linear-gradient(#000,#000);
  -webkit-mask-composite: xor; mask-composite: exclude;
  padding: 1px;
}
.hero__card-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 22px; padding-bottom: 18px; border-bottom: 1px solid var(--c-border-soft);
}
.hero__card-title { font-family: var(--font-mono); font-size: .8rem; color: var(--c-text-muted); letter-spacing: .15em; text-transform: uppercase; }
.hero__card-status {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--font-mono); font-size: .72rem; color: var(--c-teal);
}
.hero__card-status::before {
  content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--c-teal);
  box-shadow: 0 0 10px var(--c-teal);
  animation: pulse 1.6s infinite;
}
.hero__card-row {
  display: flex; align-items: center; gap: 14px; padding: 12px 0;
  border-bottom: 1px dashed rgba(95, 178, 230, 0.08);
}
.hero__card-row:last-child { border-bottom: 0; }
.hero__card-icon {
  width: 38px; height: 38px; flex-shrink: 0;
  display: grid; place-items: center;
  border-radius: 10px;
  background: rgba(60,207,255,.08);
  color: var(--c-cyan);
  border: 1px solid rgba(60,207,255,.18);
}
.hero__card-text strong { display: block; font-size: .96rem; color: var(--c-text); }
.hero__card-text span { color: var(--c-text-muted); font-size: .82rem; }
.hero__card-meta {
  margin-left: auto; font-family: var(--font-mono); font-size: .75rem;
  color: var(--c-teal);
}

/* ---------- Glass card / generic ---------- */
.gcard {
  background: linear-gradient(180deg, rgba(14,42,64,.55), rgba(6,26,44,.55));
  backdrop-filter: blur(14px);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--t-slow);
  position: relative;
  overflow: hidden;
}
.gcard:hover {
  transform: translateY(-4px);
  border-color: var(--c-border-glow);
  box-shadow: var(--shadow-lg);
}
.gcard::before {
  content: ''; position: absolute; left: 0; right: 0; top: 0; height: 1px;
  background: var(--c-grad-line); opacity: 0; transition: opacity var(--t);
}
.gcard:hover::before { opacity: 1; }

/* ---------- Section: Specialty ---------- */
.specialty { position: relative; }
.specialty__grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px;
}
.specialty__card { padding: 36px; }
.specialty__card .card__icon {
  width: 54px; height: 54px;
  display: grid; place-items: center;
  border-radius: 14px;
  background: var(--c-grad-cyan);
  color: #04111e;
  margin-bottom: 22px;
  box-shadow: 0 12px 32px rgba(60,207,255,.25);
}
.specialty__card h3 { margin-bottom: 12px; }
.specialty__card p { color: var(--c-text-soft); }
.specialty__tags {
  display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px;
}
.specialty__tag {
  font-size: .78rem; font-weight: 600;
  padding: 6px 12px; border-radius: 999px;
  background: rgba(60,207,255,.08); color: var(--c-cyan);
  border: 1px solid rgba(60,207,255,.15);
}

/* ---------- Services grid ---------- */
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px;
}
.service-card {
  padding: 30px; cursor: pointer;
  display: flex; flex-direction: column; gap: 14px;
  text-decoration: none; color: inherit;
}
.service-card .card__icon {
  width: 48px; height: 48px;
  display: grid; place-items: center;
  border-radius: 12px;
  background: rgba(60,207,255,.08);
  color: var(--c-cyan);
  border: 1px solid rgba(60,207,255,.18);
  transition: all var(--t);
}
.service-card:hover .card__icon {
  background: var(--c-grad-cyan);
  color: #04111e;
  border-color: transparent;
  box-shadow: 0 8px 24px rgba(60,207,255,.35);
}
.service-card h3 { font-size: 1.18rem; }
.service-card p { color: var(--c-text-soft); font-size: .95rem; flex: 1; }
.service-card__more {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .85rem; font-weight: 600; color: var(--c-cyan);
  margin-top: 6px;
}
.service-card:hover .service-card__more svg { transform: translateX(4px); }
.service-card__more svg { transition: transform var(--t); }

/* ---------- Stack / tech logos ---------- */
.stack {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px;
}
.stack__item {
  background: rgba(14,42,64,.4); border: 1px solid var(--c-border-soft);
  border-radius: 14px; padding: 22px 14px;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  transition: all var(--t);
  text-align: center;
}
.stack__item:hover {
  background: rgba(14,42,64,.7); border-color: var(--c-border-glow);
  transform: translateY(-2px);
}
.stack__item svg, .stack__item img { height: 32px; width: auto; }
.stack__item span { font-size: .82rem; color: var(--c-text-soft); font-weight: 500; }

/* ---------- Stats banner ---------- */
.stats-banner {
  background:
    linear-gradient(135deg, rgba(60,207,255,.08), rgba(31,216,184,.04));
  border: 1px solid var(--c-border);
  border-radius: var(--radius-xl);
  padding: 48px;
  position: relative; overflow: hidden;
}
.stats-banner::before {
  content: ''; position: absolute; inset: -1px; border-radius: inherit; pointer-events: none;
  background: linear-gradient(135deg, rgba(60,207,255,.4), transparent 50%, rgba(31,216,184,.2));
  -webkit-mask: linear-gradient(#000,#000) content-box, linear-gradient(#000,#000);
          mask: linear-gradient(#000,#000) content-box, linear-gradient(#000,#000);
  -webkit-mask-composite: xor; mask-composite: exclude;
  padding: 1px;
}
.stats-banner__inner {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
  position: relative; z-index: 1;
}
.stat__num {
  font-family: var(--font-display); font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 700; line-height: 1;
  background: var(--c-grad-cyan);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat__label {
  margin-top: 10px; color: var(--c-text-soft); font-size: .92rem;
}

/* ---------- Wave divider ---------- */
.wave-divider {
  position: relative; height: 80px; pointer-events: none;
  margin-top: -40px; margin-bottom: -40px;
  overflow: hidden;
}
.wave-divider svg { width: 100%; height: 100%; display: block; }

/* ---------- Process / How we work ---------- */
.process__timeline {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px;
  position: relative;
}
.process__timeline::before {
  content: ''; position: absolute; top: 38px; left: 4%; right: 4%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(60,207,255,.4), rgba(31,216,184,.4), transparent);
}
.process__step { padding: 28px; position: relative; padding-top: 60px; }
.process__step-num {
  position: absolute; top: 22px; left: 28px;
  width: 38px; height: 38px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--c-bg);
  border: 2px solid var(--c-cyan);
  color: var(--c-cyan);
  font-family: var(--font-display); font-weight: 700; font-size: .82rem;
  letter-spacing: .05em;
  box-shadow: 0 0 0 4px rgba(60,207,255,.08);
}
.process__step-tag {
  display: inline-block; font-family: var(--font-mono); font-size: .68rem;
  font-weight: 700; letter-spacing: .25em; text-transform: uppercase;
  color: var(--c-teal);
  background: rgba(31,216,184,.06);
  border: 1px solid rgba(31,216,184,.18);
  padding: 4px 10px; border-radius: 6px;
  margin-bottom: 12px;
}
.process__step h3 { font-size: 1.1rem; margin-bottom: 8px; }
.process__step p { color: var(--c-text-soft); font-size: .92rem; }

/* ---------- Partners ---------- */
.partners {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px;
}
.partner-card {
  padding: 28px;
  display: flex; flex-direction: column; gap: 12px;
}
.partner-card__head {
  display: flex; align-items: center; gap: 14px; margin-bottom: 6px;
}
.partner-card__logo {
  width: 50px; height: 50px; flex-shrink: 0;
  display: grid; place-items: center;
  border-radius: 12px;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--c-border);
  font-family: var(--font-display);
  font-weight: 700; color: var(--c-cyan);
  font-size: 1.2rem;
}
.partner-card__name { font-size: 1.05rem; font-weight: 700; color: var(--c-text); }
.partner-card__type { font-size: .78rem; color: var(--c-text-muted); text-transform: uppercase; letter-spacing: .12em; }
.partner-card p { font-size: .92rem; }

/* ---------- CTA banner ---------- */
.cta-banner {
  position: relative; overflow: hidden;
  background:
    radial-gradient(ellipse 60% 80% at 80% 50%, rgba(60,207,255,.18), transparent 60%),
    linear-gradient(135deg, #0e2a40 0%, #061a2c 100%);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-xl);
  padding: 56px 48px;
}
.cta-banner__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 32px; flex-wrap: wrap;
}
.cta-banner__text { max-width: 640px; }
.cta-banner__text h2 { margin-bottom: 10px; }
.cta-banner__text p { color: var(--c-text-soft); }
.cta-banner__actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Page hero (sub-pages) ---------- */
.page-hero {
  position: relative;
  padding: clamp(60px, 8vw, 100px) 0 clamp(48px, 6vw, 80px);
  overflow: hidden;
  border-bottom: 1px solid var(--c-border-soft);
}
.page-hero__bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 60% 50% at 70% 30%, rgba(60,207,255,.1), transparent 60%);
}
.page-hero__inner { position: relative; z-index: 1; max-width: 820px; }
.page-hero h1 {
  margin: 18px 0 18px;
  background: linear-gradient(180deg, #ffffff 0%, #b6c8d8 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.page-hero p { font-size: 1.1rem; color: var(--c-text-soft); max-width: 680px; }
.breadcrumbs { font-size: .85rem; color: var(--c-text-muted); display: flex; gap: 8px; align-items: center; }
.breadcrumbs a { color: var(--c-text-muted); }
.breadcrumbs a:hover { color: var(--c-cyan); }
.breadcrumbs__sep { opacity: .4; }

/* ---------- Service detail layout ---------- */
.service-detail {
  display: grid; grid-template-columns: 1fr 320px; gap: 56px;
  align-items: start;
}
.service-content h2 { margin: 36px 0 14px; }
.service-content h3 { margin: 28px 0 10px; color: var(--c-cyan); font-size: 1.2rem; }
.service-content p { margin-bottom: 14px; }
.service-content ul { margin: 14px 0 24px; padding-left: 0; }
.service-content ul li {
  position: relative; padding: 6px 0 6px 28px;
  color: var(--c-text-soft);
}
.service-content ul li::before {
  content: ''; position: absolute; left: 0; top: 14px;
  width: 16px; height: 2px; background: var(--c-cyan);
}
.service-aside {
  position: sticky; top: calc(var(--header-h) + 24px);
  display: flex; flex-direction: column; gap: 18px;
}
.service-aside__card { padding: 24px; }
.service-aside__card h4 { color: var(--c-cyan); margin-bottom: 12px; font-size: .9rem; letter-spacing: .1em; text-transform: uppercase; }
.service-aside__card p { font-size: .92rem; }

.feature-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin: 24px 0 16px;
}
.feature-item {
  padding: 22px;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: rgba(14,42,64,.4);
}
.feature-item__icon {
  width: 38px; height: 38px; border-radius: 10px;
  display: grid; place-items: center; margin-bottom: 12px;
  background: rgba(60,207,255,.1); color: var(--c-cyan);
  border: 1px solid rgba(60,207,255,.2);
}
.feature-item h4 { font-size: 1rem; margin-bottom: 6px; }
.feature-item p { font-size: .9rem; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 48px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 18px; }
.contact-info__item {
  padding: 22px;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: rgba(14,42,64,.4);
  display: flex; gap: 16px; align-items: start;
}
.contact-info__icon {
  width: 44px; height: 44px; flex-shrink: 0; border-radius: 12px;
  display: grid; place-items: center;
  background: rgba(60,207,255,.1); color: var(--c-cyan);
  border: 1px solid rgba(60,207,255,.18);
}
.contact-info__item strong { display: block; color: var(--c-text); margin-bottom: 4px; }
.contact-info__item a, .contact-info__item span { color: var(--c-text-soft); }
.contact-info__item a:hover { color: var(--c-cyan); }

.contact-form {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, rgba(14,42,64,.55), rgba(6,26,44,.55));
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow);
}
.contact-form::before {
  content: ''; position: absolute; left: 0; right: 0; top: 0; height: 1px;
  background: var(--c-grad-line);
  pointer-events: none;
}

.form-row { display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
.form-row--2 {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
  margin-bottom: 18px;
}
.form-row--2 > div { display: flex; flex-direction: column; gap: 8px; }

.form-row label,
.form-row--2 > div > label {
  font-weight: 600; font-size: .82rem;
  color: var(--c-text-soft);
  letter-spacing: .04em;
  display: flex; align-items: center; gap: 6px;
}
.form-row label::after,
.form-row--2 > div > label::after { content: ''; }

.form-row input[type="text"], .form-row input[type="email"], .form-row input[type="tel"], .form-row input[type="url"],
.form-row textarea, .form-row select,
.form-row--2 input[type="text"], .form-row--2 input[type="email"], .form-row--2 input[type="tel"], .form-row--2 input[type="url"],
.form-row--2 textarea, .form-row--2 select {
  width: 100%;
  padding: 13px 16px;
  border-radius: 12px;
  background: rgba(4, 17, 30, 0.55);
  border: 1px solid var(--c-border);
  color: var(--c-text);
  font: inherit;
  font-size: .95rem;
  line-height: 1.5;
  transition: border-color var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
  -webkit-appearance: none;
  appearance: none;
}
.form-row input::placeholder, .form-row textarea::placeholder,
.form-row--2 input::placeholder, .form-row--2 textarea::placeholder {
  color: var(--c-text-dim);
  opacity: 1;
}
.form-row input:hover, .form-row textarea:hover, .form-row select:hover,
.form-row--2 input:hover, .form-row--2 textarea:hover, .form-row--2 select:hover {
  border-color: rgba(95, 178, 230, 0.25);
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus,
.form-row--2 input:focus, .form-row--2 textarea:focus, .form-row--2 select:focus {
  outline: none;
  border-color: var(--c-cyan);
  background: rgba(4, 17, 30, 0.7);
  box-shadow: 0 0 0 3px rgba(60, 207, 255, 0.15);
}
.form-row textarea, .form-row--2 textarea {
  resize: vertical;
  min-height: 120px;
  font-family: inherit;
}

/* Custom select arrow */
.form-row select, .form-row--2 select {
  padding-right: 44px;
  cursor: pointer;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'><path d='M1 1.5L6 6.5L11 1.5' stroke='%235fb2e6' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat: no-repeat;
  background-position: right 16px center;
}
.form-row select option, .form-row--2 select option {
  background: var(--c-bg-2);
  color: var(--c-text);
}

/* Defeat browser autofill colour bleed (Chrome/Edge) */
.form-row input:-webkit-autofill,
.form-row--2 input:-webkit-autofill,
.form-row textarea:-webkit-autofill,
.form-row--2 textarea:-webkit-autofill {
  -webkit-text-fill-color: var(--c-text);
  -webkit-box-shadow: 0 0 0 1000px rgba(4, 17, 30, 0.55) inset !important;
  caret-color: var(--c-text);
  border-color: var(--c-border);
  transition: background-color 9999s ease-out, color 9999s ease-out;
}
.form-row input:-webkit-autofill:focus,
.form-row--2 input:-webkit-autofill:focus,
.form-row textarea:-webkit-autofill:focus {
  -webkit-box-shadow: 0 0 0 1000px rgba(4, 17, 30, 0.7) inset !important;
  border-color: var(--c-cyan);
}

/* Checkbox row */
.form-row--check {
  display: flex; flex-direction: row; align-items: flex-start; gap: 12px;
  padding: 14px 16px;
  background: rgba(4, 17, 30, 0.35);
  border: 1px solid var(--c-border-soft);
  border-radius: 12px;
  margin-bottom: 18px;
}
.form-row--check input[type="checkbox"] {
  width: 18px; height: 18px; margin-top: 2px; flex-shrink: 0;
  accent-color: var(--c-cyan);
  cursor: pointer;
}
.form-row--check label {
  font-size: .85rem; color: var(--c-text-soft);
  font-weight: 400; line-height: 1.55;
  cursor: pointer;
  display: inline; letter-spacing: 0;
}
.form-row--check label a { color: var(--c-cyan); }
.form-row--check label a:hover { text-decoration: underline; }

/* Required asterisk styling */
.form-required { color: var(--c-cyan); margin-left: 2px; }

.form-alert {
  padding: 14px 18px; border-radius: 12px;
  border: 1px solid var(--c-border); background: rgba(14,42,64,.4);
  margin-bottom: 18px; font-size: .9rem;
  display: flex; align-items: center; gap: 12px;
}
.form-alert--ok    { border-color: rgba(31,216,184,.4); color: var(--c-teal); background: rgba(31,216,184,.06); }
.form-alert--err   { border-color: rgba(255,91,110,.4); color: var(--c-danger); background: rgba(255,91,110,.06); }
.form-alert--info  { border-color: rgba(255,181,71,.4); color: var(--c-amber); background: rgba(255,181,71,.06); }

.honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }

/* ---------- Footer ---------- */
.footer {
  background: rgba(0,0,0,.4);
  border-top: 1px solid var(--c-border);
  padding: 64px 0 0;
  position: relative;
}
.footer::before {
  content: ''; position: absolute; left: 0; right: 0; top: 0; height: 1px;
  background: var(--c-grad-line);
}
.footer__top {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--c-border-soft);
}
.footer__brand { display: flex; flex-direction: column; gap: 16px; max-width: 360px; }
.footer__logo { color: var(--c-text); }
.footer__about { color: var(--c-text-soft); font-size: .92rem; line-height: 1.7; }
.footer__contact { display: flex; flex-direction: column; gap: 6px; margin-top: 8px; font-size: .9rem; }
.footer__contact a, .footer__contact span { color: var(--c-text-soft); }
.footer__contact a:hover { color: var(--c-cyan); }

.footer__heading {
  font-size: .82rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase;
  color: var(--c-text); margin-bottom: 16px;
}
.footer__heading--mt { margin-top: 24px; }
.footer__links { display: flex; flex-direction: column; gap: 10px; }
.footer__links a { color: var(--c-text-soft); font-size: .92rem; }
.footer__links a:hover { color: var(--c-cyan); }
.footer__cta { margin-top: 24px; padding-top: 18px; border-top: 1px dashed var(--c-border-soft); }
.footer__cta p { font-size: .88rem; color: var(--c-text-muted); margin-bottom: 10px; }

.footer__bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding: 22px 0; gap: 16px; flex-wrap: wrap;
}
.footer__bottom p, .footer__bottom-meta { color: var(--c-text-muted); font-size: .85rem; }

/* ---------- Float buttons ---------- */
.float-wa, .float-up {
  position: fixed; right: 24px;
  width: 52px; height: 52px;
  display: grid; place-items: center;
  border-radius: 50%; z-index: 60;
  transition: all var(--t);
}
.float-wa {
  bottom: 24px;
  background: #25D366; color: #fff;
  box-shadow: 0 12px 32px rgba(37,211,102,.4);
}
.float-wa:hover { transform: scale(1.08); color: #fff; }
.float-up {
  bottom: 88px;
  background: rgba(14,42,64,.95); color: var(--c-cyan);
  border: 1px solid var(--c-border-glow);
  backdrop-filter: blur(12px);
  opacity: 0; pointer-events: none;
}
.float-up.is-visible { opacity: 1; pointer-events: auto; }
.float-up:hover { transform: translateY(-2px); }

/* ---------- Reveal animation ---------- */
[data-reveal] {
  opacity: 0; transform: translateY(24px);
  transition: opacity .7s ease, transform .7s cubic-bezier(.2,.8,.2,1);
}
[data-reveal].is-revealed { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .hero__inner { grid-template-columns: 1fr; gap: 48px; }
  .hero__visual { max-width: 480px; }
  .stack { grid-template-columns: repeat(4, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .partners { grid-template-columns: repeat(2, 1fr); }
  .process__timeline { grid-template-columns: repeat(2, 1fr); }
  .process__timeline::before { display: none; }
  .footer__top { grid-template-columns: 1.5fr 1fr 1fr; }
  .footer__top > .footer__col:last-child { grid-column: span 3; }
  .service-detail { grid-template-columns: 1fr; }
  .service-aside { position: static; flex-direction: row; flex-wrap: wrap; }
  .service-aside__card { flex: 1 1 240px; }
}

@media (max-width: 880px) {
  .nav, .header__cta { display: none; }
  .header__burger { display: flex; }
  .specialty__grid { grid-template-columns: 1fr; }
  .stats-banner__inner { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .stats-banner { padding: 32px 24px; }
  .stack { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__top > .footer__col:last-child { grid-column: span 2; }
  .form-row--2 { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  body { font-size: 15px; }
  .topbar__left .topbar__link { display: none; }
  .topbar__inner { gap: 8px; }
  .services-grid { grid-template-columns: 1fr; }
  .partners { grid-template-columns: 1fr; }
  .process__timeline { grid-template-columns: 1fr; }
  .stack { grid-template-columns: repeat(2, 1fr); }
  .stats-banner__inner { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; }
  .footer__top > .footer__col:last-child { grid-column: span 1; }
  .footer__bottom { justify-content: center; text-align: center; }
  .cta-banner { padding: 36px 24px; }
  .contact-form { padding: 24px; }
  .hero__metrics { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .hero__metrics .hero__metric:nth-child(3) { grid-column: span 2; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
}