/* Apeximobi Corporate Site — base styles */

:root {
  --color-primary: #1e3a5f;
  --color-primary-dark: #0a1628;
  --color-accent: #3b82f6;
  --color-accent-bright: #60a5fa;
  --color-cyan: #22d3ee;
  --color-text: #1e293b;
  --color-text-muted: #64748b;
  --color-bg: #f8fafc;
  --color-bg-alt: #f1f5f9;
  --color-surface: #ffffff;
  --color-border: #e2e8f0;
  --color-white: #ffffff;
  --color-hero-text: #f1f5f9;
  --color-hero-muted: #94a3b8;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --container-max: 1140px;
  --header-height: 72px;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 12px 40px rgba(15, 23, 42, 0.1);
  --shadow-glow: 0 0 0 1px rgba(59, 130, 246, 0.12), 0 24px 48px rgba(15, 23, 42, 0.12);
  --transition: 0.2s ease;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  font-family: var(--font-family);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(59, 130, 246, 0.08), transparent),
    linear-gradient(rgba(148, 163, 184, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.04) 1px, transparent 1px);
  background-size: 100% 100%, 64px 64px, 64px 64px;
  pointer-events: none;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

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

h1, h2, h3 {
  color: var(--color-primary-dark);
  line-height: 1.3;
  margin-top: 0;
}

h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
}

h3 {
  font-size: 1.125rem;
  font-weight: 600;
}

p {
  margin: 0 0 1rem;
}

p:last-child {
  margin-bottom: 0;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(248, 250, 252, 0.88);
  border-bottom: 1px solid rgba(148, 163, 184, 0.25);
  backdrop-filter: blur(12px) saturate(180%);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.6) inset;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.logo {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

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

.site-nav ul {
  display: flex;
  gap: 1.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary-dark);
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Hero — enterprise tech */

.hero {
  position: relative;
  padding: calc(var(--header-height) + 4.5rem) 0 5.5rem;
  background:
    linear-gradient(165deg, #0a1628 0%, #0f2744 42%, #0c1929 100%);
  overflow: hidden;
  color: var(--color-hero-text);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 100% 80% at 85% 15%, rgba(59, 130, 246, 0.18), transparent 45%),
    radial-gradient(ellipse 70% 60% at 10% 90%, rgba(34, 211, 238, 0.08), transparent 50%),
    linear-gradient(rgba(148, 163, 184, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.06) 1px, transparent 1px);
  background-size: auto, auto, 56px 56px, 56px 56px;
  pointer-events: none;
  mask-image: linear-gradient(to bottom, black 60%, transparent);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 120%, rgba(59, 130, 246, 0.15), transparent 55%);
  pointer-events: none;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 1rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-cyan);
}

.hero-eyebrow-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-cyan);
  box-shadow: 0 0 12px var(--color-cyan);
}

.hero-content {
  position: relative;
  max-width: 760px;
}

.hero-content h1 {
  color: var(--color-white);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--color-hero-muted);
  margin: 1.25rem 0 2rem;
  line-height: 1.75;
  max-width: 38em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero .btn-primary {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 55%, #1d4ed8 100%);
  border: 1px solid rgba(96, 165, 250, 0.5);
  box-shadow: 0 4px 24px rgba(37, 99, 235, 0.35);
}

.hero .btn-primary:hover {
  background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
  border-color: rgba(191, 219, 254, 0.8);
  color: var(--color-white);
}

.hero .btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-hero-text);
  border: 1px solid rgba(148, 163, 184, 0.45);
}

.hero .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.55);
  color: var(--color-white);
}
.btn {
  display: inline-block;
  padding: 0.8125rem 1.625rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition), transform 0.15s ease;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border: 2px solid var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
}
.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* Sections */

.section {
  padding: 4.5rem 0;
}

.section-alt {
  background: linear-gradient(180deg, #f1f5f9 0%, #e8edf4 100%);
  border-top: 1px solid rgba(148, 163, 184, 0.2);
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}

.section-title {
  text-align: center;
  margin-bottom: 2.5rem;
  position: relative;
}

.section-title::after {
  content: "";
  display: block;
  width: 56px;
  height: 3px;
  margin: 1.25rem auto 0;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-cyan));
}

.section-title--on-dark::after {
  background: linear-gradient(90deg, #60a5fa, #22d3ee);
}

.section-eyebrow {
  text-align: center;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin: 0 0 0.75rem;
}

.section-lead {
  text-align: center;
  max-width: 680px;
  margin: -1rem auto 2.5rem;
  color: var(--color-text-muted);
  font-size: 1.0625rem;
}

.section-lead.section-lead--on-dark {
  color: #94a3b8;
  margin-top: -1.25rem;
  margin-bottom: 2.25rem;
}

.section-content.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 960px;
  margin: 0 auto;
}

.section-content.two-col p {
  color: var(--color-text-muted);
}

/* Cards */

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.75rem 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), box-shadow var(--transition), transform 0.2s ease;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #3b82f6, #22d3ee);
  opacity: 0.95;
}

.card:hover {
  border-color: rgba(59, 130, 246, 0.25);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card h3 {
  margin-bottom: 0.75rem;
}

.card p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* Global digital media resources (abstract cards, no third-party logos) */

.section-media-resources {
  position: relative;
  background: linear-gradient(180deg, #060a10 0%, #0f172a 45%, #0a0f18 100%);
  border-top: 1px solid rgba(59, 130, 246, 0.2);
  border-bottom: 1px solid rgba(30, 41, 59, 0.8);
}

.section-media-resources::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 10%, rgba(34, 211, 238, 0.45) 50%, transparent 90%);
  pointer-events: none;
}

.section-title--on-dark {
  color: #f8fafc;
}

.media-resources-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  max-width: 960px;
  margin: 0 auto;
}

.media-resource-card {
  padding: 1.5rem 1.5rem 1.625rem;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.07) 0%, rgba(255, 255, 255, 0.02) 100%);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.media-resource-card:hover {
  border-color: rgba(96, 165, 250, 0.35);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
}

.media-resource-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin-bottom: 1rem;
  color: #7dd3fc;
  background: rgba(15, 23, 42, 0.65);
  border-radius: 12px;
  border: 1px solid rgba(59, 130, 246, 0.25);
}

.media-resource-icon svg {
  display: block;
  opacity: 0.95;
}

.media-resource-card h3 {
  color: #f1f5f9;
  font-size: 1.0625rem;
  margin-bottom: 0.5rem;
}

.media-resource-card p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.6;
  color: #94a3b8;
}

/* Markets */
.market-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.market-item {
  text-align: center;
  padding: 1.75rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.market-item:hover {
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

.market-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-white);
  background: linear-gradient(135deg, #2563eb 0%, #0891b2 100%);
  border-radius: 10px;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.market-item h3 {
  font-size: 1rem;
  margin: 0;
}

/* Process */

.process-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 720px;
  margin: 0 auto;
}

.process-step {
  display: flex;
  gap: 1.25rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--color-border);
}

.process-step:last-child {
  border-bottom: none;
}

.process-num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-white);
  background: linear-gradient(145deg, #1e40af 0%, #0e7490 100%);
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(30, 64, 175, 0.25);
}

.process-body h3 {
  margin-bottom: 0.35rem;
}

.process-body p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* Compliance */

.compliance-intro {
  max-width: 720px;
  margin: 0 auto 2.5rem;
  text-align: center;
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.compliance-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  max-width: 1000px;
  margin: 0 auto;
}

.compliance-card {
  padding: 1.5rem 1.375rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.compliance-card:hover {
  border-color: rgba(59, 130, 246, 0.22);
  box-shadow: var(--shadow-md);
}

.compliance-card h3 {
  font-size: 1rem;
  margin-bottom: 0.65rem;
  color: var(--color-primary-dark);
}

.compliance-card p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Advantages */

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.advantage-item {
  text-align: center;
  padding: 1.5rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.advantage-item:hover {
  border-color: rgba(59, 130, 246, 0.22);
  box-shadow: var(--shadow-sm);
}

.advantage-item h3 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin: 0;
  line-height: 1.45;
}

/* Contact */

.contact-box {
  max-width: 560px;
  margin: 0 auto;
  padding: 2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.contact-box > p {
  text-align: center;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.contact-details {
  margin: 0;
}

.contact-row {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 0.5rem 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--color-border);
}

.contact-row:last-child {
  border-bottom: none;
}

.contact-row dt {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-primary-dark);
  margin: 0;
}

.contact-row dd {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* Footer */

.site-footer {
  padding: 2.25rem 0;
  background: linear-gradient(180deg, #030712 0%, #0a1628 100%);
  color: rgba(226, 232, 240, 0.88);
  border-top: 1px solid rgba(59, 130, 246, 0.2);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.copyright {
  margin: 0;
  font-size: 0.875rem;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.875rem;
}

.footer-nav a:hover {
  color: var(--color-white);
}

.footer-sep {
  margin: 0 0.5rem;
  opacity: 0.5;
}

/* Legal modal */

.legal-modal {
  width: min(560px, 92vw);
  max-height: 85vh;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

.legal-modal::backdrop {
  background: rgba(15, 40, 64, 0.45);
}

.modal-inner {
  padding: 2rem;
  overflow-y: auto;
  max-height: 85vh;
}

.modal-inner h2 {
  margin-bottom: 1rem;
  padding-right: 2rem;
}

.modal-inner h3 {
  font-size: 1rem;
  margin: 1.25rem 0 0.5rem;
}

.modal-inner p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.modal-updated {
  margin-top: 1.5rem;
  font-size: 0.8125rem;
  opacity: 0.8;
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 36px;
  height: 36px;
  border: none;
  background: var(--color-bg-alt);
  color: var(--color-text);
  font-size: 1.5rem;
  line-height: 1;
  border-radius: var(--radius);
  cursor: pointer;
}

.modal-close:hover {
  background: var(--color-border);
}

.legal-modal .modal-inner {
  position: relative;
}

/* Responsive */

@media (max-width: 900px) {
  .market-grid,
  .advantage-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 0;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .site-nav ul {
    flex-direction: column;
    align-items: center;
    gap: 0;
  }

  .site-nav li {
    width: 100%;
    text-align: center;
  }

  .site-nav a {
    display: block;
    padding: 0.75rem 1.5rem;
  }

  .section-content.two-col,
  .card-grid {
    grid-template-columns: 1fr;
  }

  .media-resources-grid,
  .compliance-cards {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-bottom: 3.5rem;
  }

  .section {
    padding: 3.5rem 0;
  }

  .contact-row {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .market-grid,
  .advantage-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    text-align: center;
  }
}