/* Fuertiq www — technical dark field with blue accent */

:root {
  /* Neutral gray scale */
  --gray-50: #fafafa;
  --gray-100: #f5f5f5;
  --gray-200: #e5e5e5;
  --gray-300: #d4d4d4;
  --gray-400: #a3a3a3;
  --gray-500: #737373;
  --gray-600: #525252;
  --gray-700: #404040;
  --gray-800: #262626;
  --gray-900: #171717;

  /* Draft-3 brand accents */
  --accent: #18d7ff;
  --accent-hover: #2d7cff;
  --accent-soft: rgba(24, 215, 255, 0.13);
  --accent-ring: rgba(24, 215, 255, 0.34);
  --accent-deep: #7657ff;

  /* Semantic tokens */
  --bg: #081a4a;
  --surface: rgba(9, 18, 32, 0.82);
  --surface-strong: rgba(13, 25, 43, 0.94);
  --text: #f8fafc;
  --text-muted: #94a3b8;
  --text-soft: #cbd5e1;
  --border: rgba(148, 163, 184, 0.2);
  --border-strong: rgba(56, 189, 248, 0.42);
  --focus: var(--accent);

  --banner-bg: linear-gradient(135deg, rgba(15, 23, 42, 0.94) 0%, rgba(30, 41, 59, 0.86) 100%);
  --banner-border: rgba(56, 189, 248, 0.28);

  --radius: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.28);
  --shadow-md: 0 16px 38px rgba(0, 0, 0, 0.28);
  --shadow-lg: 0 22px 56px rgba(0, 0, 0, 0.36);

  --max-prose: 42rem;
  --max-wide: 72rem;
  --space: 8px;
  --font: "DM Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* UI gradients: dark industrial base + electric blue signal */
  --gradient-brand: linear-gradient(90deg, #64748b 0%, var(--accent) 45%, var(--accent-deep) 100%);
  --gradient-headline: linear-gradient(120deg, #e2e8f0 0%, var(--accent) 58%, #818cf8 100%);
  --gradient-accent: linear-gradient(120deg, var(--accent) 0%, var(--accent-deep) 100%);
  --gradient-gray-bar: linear-gradient(90deg, #334155 0%, #94a3b8 100%);
  --gradient-gray-deep: linear-gradient(90deg, #0f172a 0%, #334155 100%);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  position: relative;
  isolation: isolate;
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--text);
  background-color: var(--bg);
  background-image:
    radial-gradient(circle at 70% 52%, rgba(118, 87, 255, 0.2) 0%, transparent 23%),
    radial-gradient(circle at 15% 8%, rgba(56, 189, 248, 0.28) 0%, transparent 34%),
    radial-gradient(circle at 82% 12%, rgba(37, 99, 235, 0.25) 0%, transparent 30%),
    radial-gradient(circle at 40% 78%, rgba(24, 215, 255, 0.12) 0%, transparent 26%),
    radial-gradient(circle at 12% 88%, rgba(14, 165, 233, 0.16) 0%, transparent 30%),
    linear-gradient(135deg, #050816 0%, #081524 48%, #101827 100%);
  background-attachment: fixed;
}

body::before,
body::after {
  content: "";
  position: fixed;
  pointer-events: none;
  z-index: -1;
}

body::before {
  inset: 0;
  opacity: 0.56;
  background-image:
    linear-gradient(rgba(56, 189, 248, 0.13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 189, 248, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, transparent 0 72px, rgba(56, 189, 248, 0.22) 72px 74px, transparent 74px 160px),
    linear-gradient(transparent 0 58px, rgba(148, 163, 184, 0.16) 58px 60px, transparent 60px 150px),
    repeating-linear-gradient(28deg, transparent 0 92px, rgba(56, 189, 248, 0.08) 92px 94px, transparent 94px 180px),
    repeating-linear-gradient(-24deg, transparent 0 124px, rgba(148, 163, 184, 0.07) 124px 126px, transparent 126px 220px);
  background-position: center, center, center, center, 18% 22%, 84% 76%;
  background-size: 42px 42px, 42px 42px, 160px 150px, 160px 150px, 360px 360px, 460px 460px;
  mask-image: radial-gradient(circle at center, black 0%, transparent 78%);
}

.bg-figures {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  pointer-events: none;
  user-select: none;
  opacity: 0.78;
  object-fit: cover;
  object-position: center;
  mask-image: radial-gradient(ellipse 90% 70% at center, rgba(0, 0, 0, 0.55) 0%, rgba(0, 0, 0, 0.95) 60%, rgba(0, 0, 0, 1) 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at center, rgba(0, 0, 0, 0.55) 0%, rgba(0, 0, 0, 0.95) 60%, rgba(0, 0, 0, 1) 100%);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--accent-hover);
}

a:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  z-index: 100;
  padding: var(--space) calc(var(--space) * 2);
  background: var(--surface-strong);
  color: var(--text);
  font-weight: 600;
}

.skip-link:focus {
  left: var(--space);
  top: var(--space);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(5, 12, 24, 0.82);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
}

.site-header::after {
  content: "";
  display: block;
  height: 2px;
  background: var(--gradient-brand);
  opacity: 0.85;
}

.site-header__inner {
  max-width: var(--max-wide);
  margin: 0 auto;
  /* Tighter vertical padding offsets a taller logo so the bar height stays stable */
  padding: calc(var(--space) * 0.75) calc(var(--space) * 3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: calc(var(--space) * 2);
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: calc(var(--space) * 1.5);
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.site-logo:hover {
  color: var(--text);
}

.site-logo:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 4px;
}

.site-logo__mark {
  height: 88px;
  width: auto;
  max-width: 352px;
  object-fit: contain;
}

.site-logo__text {
  line-height: 1;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-strong);
  cursor: pointer;
  color: var(--text);
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.nav-toggle__bar {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  box-shadow: 0 -6px 0 currentColor, 0 6px 0 currentColor;
}

.site-nav > ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--space) * 0.5) calc(var(--space) * 1);
  align-items: center;
}

.site-nav a {
  display: inline-block;
  padding: calc(var(--space) * 0.5) calc(var(--space) * 1);
  color: var(--text-soft);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9375rem;
  border-radius: 999px;
  transition: background 0.15s ease, color 0.15s ease;
}

.site-nav a:hover {
  color: var(--text);
  background: rgba(37, 99, 235, 0.09);
}

.site-nav a.is-active {
  color: var(--text);
  background: var(--accent-soft);
  box-shadow: inset 0 0 0 1px var(--accent-ring);
}

.site-nav__item--dropdown {
  position: relative;
}

.site-nav__dropdown-head {
  display: inline-flex;
  align-items: center;
  gap: 2px;
}

.site-nav__dropdown-head > a {
  flex: 1;
  min-width: 0;
}

.site-nav__dropdown-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin: 0;
  padding: 0;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.15s ease, color 0.15s ease;
}

.site-nav__dropdown-toggle:hover {
  color: var(--text);
  background: rgba(37, 99, 235, 0.09);
}

.site-nav__dropdown-toggle:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.site-nav__dropdown-toggle .caret {
  display: block;
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid currentColor;
  transition: transform 0.15s ease;
}

.site-nav__item--dropdown.is-open .site-nav__dropdown-toggle .caret {
  transform: rotate(180deg);
}

.site-nav__sub {
  display: none;
  list-style: none;
  margin: calc(var(--space) * 1) 0 0;
  padding: 0;
}

.site-nav__sub li {
  margin: 0;
}

.site-nav__sub a {
  display: block;
  padding: calc(var(--space) * 0.75) calc(var(--space) * 1.25);
  padding-left: calc(var(--space) * 3);
  font-size: 0.9375rem;
  border-radius: var(--radius-sm);
}

@media (min-width: 641px) {
  .site-nav__dropdown-head > a {
    flex: none;
  }

  .site-nav__sub {
    position: absolute;
    left: 0;
    top: 100%;
    margin: 0;
    min-width: 11rem;
    padding: calc(var(--space) * 0.75);
    padding-top: calc(var(--space) * 1.25);
    background: var(--surface-strong);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    z-index: 60;
  }

  .site-nav__sub::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 3px;
    border-top-left-radius: var(--radius);
    border-top-right-radius: var(--radius);
    background: var(--gradient-brand);
  }

  .site-nav__sub a {
    padding: calc(var(--space) * 0.5) calc(var(--space) * 1);
    font-size: 0.9375rem;
  }

  .site-nav__item--dropdown.is-open .site-nav__sub {
    display: block;
  }
}

main {
  position: relative;
  max-width: var(--max-wide);
  margin: 0 auto;
  padding: calc(var(--space) * 5) calc(var(--space) * 3) calc(var(--space) * 8);
}

main.main--splash {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-top: calc(var(--space) * 3);
  padding-bottom: calc(var(--space) * 3);
}

.construction-banner .contact-email {
  margin: 0;
}

.contact-eyebrow {
  margin: 0 0 calc(var(--space) * 1);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.legal-doc {
  max-width: var(--max-prose);
}

.legal-doc__header.hero {
  margin-bottom: calc(var(--space) * 2);
}

.legal-doc__intro {
  margin-bottom: calc(var(--space) * 2);
}

.legal-doc__p {
  margin: 0 0 calc(var(--space) * 2);
  color: var(--text-soft);
}

.legal-doc h2 {
  margin: calc(var(--space) * 5) 0 calc(var(--space) * 2);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: var(--text);
}

.legal-doc h2:first-of-type {
  margin-top: calc(var(--space) * 4);
}

.legal-doc__list {
  margin: 0 0 calc(var(--space) * 2);
  padding-left: 1.25rem;
  color: var(--text-soft);
}

.legal-doc__list li {
  margin-bottom: calc(var(--space) * 1);
}

.legal-doc__list li:last-child {
  margin-bottom: 0;
}

.site-footer__sep {
  margin: 0 0.4em;
  color: var(--text-muted);
}

.hero {
  position: relative;
  max-width: var(--max-prose);
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 0 0 calc(var(--space) * 2);
  padding: 4px 12px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-hover);
  background: var(--accent-soft);
  border: 1px solid var(--accent-ring);
  border-radius: 999px;
}

.hero__eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gradient-accent);
}

.hero h1 {
  margin: 0 0 calc(var(--space) * 2);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.hero h1 .hl {
  background: var(--gradient-headline);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  margin: 0;
  font-size: 1.125rem;
  color: var(--text-soft);
}

.construction-banner {
  position: relative;
  margin-top: calc(var(--space) * 4);
  padding: calc(var(--space) * 2.5) calc(var(--space) * 3);
  padding-left: calc(var(--space) * 4);
  background: var(--banner-bg);
  border: 1px solid var(--banner-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  max-width: var(--max-prose);
  overflow: hidden;
}

.construction-banner::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: var(--gradient-accent);
}

.construction-banner p {
  margin: 0;
  color: var(--text-soft);
}

.construction-banner a {
  color: var(--accent);
  font-weight: 600;
}

.section-block {
  margin-top: calc(var(--space) * 6);
  max-width: var(--max-prose);
}

.section-block h2 {
  margin: 0 0 calc(var(--space) * 2);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.solution-card {
  position: relative;
  display: block;
  padding: calc(var(--space) * 3);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
  --card-accent: var(--gradient-accent);
  --card-tint: rgba(56, 189, 248, 0.14);
}

.solution-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: var(--card-accent);
}

.solution-card::after {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: var(--card-tint);
  opacity: 0.55;
  transition: transform 0.4s ease, opacity 0.4s ease;
  pointer-events: none;
}

.solution-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
}

.solution-card:hover::after {
  transform: scale(1.15);
  opacity: 0.75;
}

.solution-card:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.solution-card:nth-of-type(2n) {
  --card-accent: var(--gradient-gray-bar);
  --card-tint: rgba(148, 163, 184, 0.12);
}

.solution-card:nth-of-type(3n) {
  --card-accent: var(--gradient-gray-deep);
  --card-tint: rgba(148, 163, 184, 0.1);
}

.solution-card:nth-of-type(4n) {
  --card-accent: linear-gradient(120deg, var(--accent-hover) 0%, var(--accent) 100%);
  --card-tint: rgba(96, 165, 250, 0.14);
}

.solution-card__label {
  position: relative;
  margin: 0 0 calc(var(--space) * 1);
  font-weight: 600;
  font-size: 1.0625rem;
}

.solution-card__hint {
  position: relative;
  margin: 0;
  font-size: 0.9375rem;
  color: var(--text-soft);
}

.breadcrumb {
  margin: 0 0 calc(var(--space) * 4);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--text-muted);
}

.breadcrumb a:hover {
  color: var(--accent);
}

.contact-card {
  position: relative;
  padding: calc(var(--space) * 4);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  max-width: var(--max-prose);
  overflow: hidden;
}

.contact-card::before {
  content: "";
  position: absolute;
  inset: 0 0 0 0;
  width: 6px;
  background: var(--gradient-brand);
}

.contact-card::after {
  content: "";
  position: absolute;
  bottom: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background:
    linear-gradient(rgba(56, 189, 248, 0.2) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 189, 248, 0.2) 1px, transparent 1px),
    radial-gradient(circle at 30% 30%, rgba(56, 189, 248, 0.16), transparent 70%);
  background-size: 22px 22px, 22px 22px, auto;
  pointer-events: none;
}

.contact-card h2 {
  position: relative;
  margin: 0 0 calc(var(--space) * 2);
  font-size: 1.125rem;
  font-weight: 600;
}

.contact-email {
  position: relative;
  font-size: 1.25rem;
  font-weight: 600;
}

.contact-email a {
  word-break: break-all;
  color: #ffffff;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color 0.18s ease;
}

.contact-email a:hover {
  color: #ffffff;
  border-bottom-color: rgba(255, 255, 255, 0.55);
}

.contact-note {
  position: relative;
  margin: calc(var(--space) * 3) 0 0;
  font-size: 0.9375rem;
  color: var(--text-soft);
}

.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--border);
  padding: calc(var(--space) * 3);
  text-align: center;
  font-size: 0.8125rem;
  color: var(--text-muted);
  background: rgba(5, 12, 24, 0.72);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.site-footer p {
  margin: 0;
}

.body-layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

@media (max-width: 640px) {
  .bg-figures {
    opacity: 0.55;
  }

  .site-header__inner {
    padding: calc(var(--space) * 0.75) calc(var(--space) * 2);
    gap: calc(var(--space) * 1.5);
  }

  .site-logo {
    font-size: 1.0625rem;
  }

  .site-nav > ul {
    gap: calc(var(--space) * 0.25);
  }

  .site-nav a {
    padding: calc(var(--space) * 0.5) calc(var(--space) * 0.875);
    font-size: 0.875rem;
  }
}