/* ============================================
   MAINWIRE OUTSOURCE - Design System
   ============================================ */

:root {
  /* Colors - from logo */
  --color-primary: #284487;
  --color-primary-dark: #1e3366;
  --color-primary-light: #3d5aa0;
  --color-neutral-50: #f8fafc;
  --color-neutral-100: #f1f5f9;
  --color-neutral-200: #e2e8f0;
  --color-neutral-500: #64748b;
  --color-neutral-700: #334155;
  --color-neutral-900: #0f172a;
  --color-white: #ffffff;

  /* Typography */
  --font-heading: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'Source Sans 3', system-ui, sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Layout */
  --container-max: 1200px;
  --container-padding: 1.5rem;

  /* Effects */
  --shadow-sm: 0 1px 2px rgba(40, 68, 135, 0.08);
  --shadow-md: 0 4px 6px -1px rgba(40, 68, 135, 0.1), 0 2px 4px -2px rgba(40, 68, 135, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(40, 68, 135, 0.1), 0 4px 6px -4px rgba(40, 68, 135, 0.08);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Header */
  --header-height: 72px;
}

/* Reset & Base */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-neutral-700);
  background: var(--color-white);
  overflow-x: hidden;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover {
  color: var(--color-primary-dark);
}

ul {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

/* ============================================
   Header & Navigation
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--color-white);
  box-shadow: var(--shadow-md);
  z-index: 1000;
  transition: box-shadow var(--transition-base);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header__logo img {
  height: 48px;
  width: auto;
}

.header__menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}
.header__menu-btn:hover {
  background: var(--color-neutral-100);
}
.header__menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 1px;
  transition: transform var(--transition-base);
}
.header__menu-btn[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.header__menu-btn[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.header__menu-btn[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}
.nav__list a {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-neutral-700);
  position: relative;
  padding: var(--space-sm) 0;
}
.nav__list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-base);
}
.nav__list a:hover::after,
.nav__list a:focus-visible::after {
  width: 100%;
}

/* ============================================
   Hero
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--header-height) + var(--space-4xl)) var(--container-padding) var(--space-4xl);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 50%, #152a52 100%);
  z-index: -1;
}
.hero__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.hero__content {
  text-align: center;
  max-width: 720px;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: var(--space-lg);
  text-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

.hero__subline {
  font-size: clamp(1.125rem, 2.5vw, 1.375rem);
  color: rgba(255,255,255,0.9);
  margin-bottom: var(--space-2xl);
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
}

.btn--primary {
  background: var(--color-white);
  color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}
.btn--primary:hover {
  background: var(--color-neutral-100);
  transform: translateY(-2px);
  box-shadow: 0 20px 25px -5px rgba(40, 68, 135, 0.15);
}

/* ============================================
   Sections
   ============================================ */
.section {
  padding: var(--space-4xl) 0;
  scroll-margin-top: var(--header-height);
}

.section--light {
  background: var(--color-neutral-50);
}

.section--dark {
  background: var(--color-primary);
  color: var(--color-white);
}
.section--dark .section__title,
.section--dark .service-card h3 {
  color: var(--color-white);
}
.section--dark .service-card p {
  color: rgba(255,255,255,0.9);
}

.section--accent {
  background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
}

.section__title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-neutral-900);
  text-align: center;
  margin-bottom: var(--space-md);
}

.section__title--light {
  color: var(--color-white);
}

.section__subtitle {
  font-size: 1.125rem;
  color: var(--color-neutral-500);
  text-align: center;
  margin-bottom: var(--space-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.section__subtitle--light {
  color: rgba(255,255,255,0.85);
}

/* ============================================
   About
   ============================================ */
.about__content p {
  max-width: 720px;
  margin: 0 auto var(--space-lg);
  text-align: center;
  font-size: 1.0625rem;
}

.vision-mission {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

.vm-card {
  background: var(--color-white);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.vm-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.vm-card h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}
.vm-card p {
  font-size: 0.9375rem;
  color: var(--color-neutral-700);
  text-align: left;
  margin: 0;
}

/* ============================================
   Services
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

.service-card {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  transition: transform var(--transition-base), background var(--transition-base), border-color var(--transition-base);
}
.service-card:hover {
  transform: translateY(-6px);
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.3);
  box-shadow: var(--shadow-lg);
}

.service-card__icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
  opacity: 0.9;
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.service-card p {
  font-size: 0.9375rem;
  line-height: 1.6;
}

/* ============================================
   Segments
   ============================================ */
.segments-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.segment-chip {
  display: inline-flex;
  align-items: center;
  padding: var(--space-md) var(--space-xl);
  background: var(--color-white);
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9375rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  border: 2px solid var(--color-neutral-200);
  transition: all var(--transition-base);
}
.segment-chip:hover {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.segment-chip--more {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* ============================================
   Stats
   ============================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  margin: var(--space-2xl) 0;
}

.stat-card {
  text-align: center;
  padding: var(--space-xl);
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.2);
  transition: transform var(--transition-base), background var(--transition-base);
}
.stat-card:hover {
  transform: translateY(-4px);
  background: rgba(255,255,255,0.15);
}

.stat-card__number {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: var(--space-sm);
}

.stat-card__label {
  font-size: 1rem;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
}

/* Offices */
.offices {
  margin-top: var(--space-3xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid rgba(255,255,255,0.2);
}

.offices__title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  text-align: center;
  margin-bottom: var(--space-xl);
}

.offices-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-xl);
}

.office-card {
  background: rgba(255,255,255,0.1);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.15);
}
.office-card h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-md);
}
.office-card p {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.9);
  line-height: 1.6;
}

/* ============================================
   Contact
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.contact-block h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-neutral-900);
  margin-bottom: var(--space-md);
}

.contact-link {
  display: block;
  font-size: 1.0625rem;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  transition: color var(--transition-fast);
}
.contact-link:hover {
  color: var(--color-primary-dark);
}

.contact-block--address address {
  font-style: normal;
  font-size: 1rem;
  color: var(--color-neutral-700);
  line-height: 1.7;
}

.contact__cta-wrap {
  text-align: center;
}
.contact__cta {
  display: inline-block;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: var(--color-neutral-900);
  color: var(--color-neutral-500);
  padding: var(--space-2xl) 0;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  text-align: center;
}

.footer__logo img {
  height: 40px;
  width: auto;
  opacity: 0.95;
}

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
}
.footer__nav a {
  color: rgba(255,255,255,0.8);
  font-weight: 500;
}
.footer__nav a:hover {
  color: var(--color-white);
}

.footer__contact a {
  color: rgba(255,255,255,0.8);
}
.footer__contact a:hover {
  color: var(--color-white);
}

.footer__copy {
  font-size: 0.875rem;
  color: var(--color-neutral-500);
}

/* ============================================
   Scroll animations (data-aos)
   ============================================ */
[data-aos] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-aos].aos-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
  .header__menu-btn {
    display: flex;
  }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-white);
    padding: var(--space-xl);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-base), opacity var(--transition-base), visibility var(--transition-base);
  }
  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .nav__list a {
    display: block;
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-neutral-200);
  }
  .nav__list li:last-child a {
    border-bottom: none;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }

  .hero__title {
    font-size: 2rem;
  }
}

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

  .section {
    padding: var(--space-3xl) 0;
  }
}