/* UrbanChain Group — Wix Design System */
@font-face { font-family:'Poppins'; src:local('Poppins'),local('Poppins Regular'); font-display:swap; font-weight:400; }
@font-face { font-family:'Poppins'; src:local('Poppins Medium'),local('Poppins-Medium'); font-display:swap; font-weight:500; }

:root {
  --bg: #CFDDE4;
  --bg-light: #E8EEF2;
  --bg-white: #FFFFFF;
  --navy: #122034;
  --navy-bg: #121F36;
  --slate: #A4B8B0;
  --slate-dk: #567070;
  --pastel-blue: #C8DCF0;
  --pastel-sage: #B8D0C4;
  --pastel-pink: #E8D5D5;
  --yellow: #F5E6C4;
  --text: #333333;
  --text-muted: #666666;
  --text-light: #999999;
  --font: 'Poppins', system-ui, -apple-system, sans-serif;
  --container: 1320px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-xl: 30px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: var(--font);
  color: var(--text);
  line-height: 1.6;
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container { max-width: var(--container); margin: 0 auto; padding: 0 32px; }

/* ===== HEADER ===== */
.site-header {
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 24px 0;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  max-width: var(--container); margin: 0 auto; padding: 0 32px;
}
.logo {
  font-family: var(--font);
  font-size: 20px; font-weight: 700;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.logo span { font-weight: 400; }

.main-nav ul {
  display: flex; align-items: center; gap: 32px;
  list-style: none;
}
.main-nav a {
  font-family: var(--font);
  font-size: 14px; font-weight: 400;
  color: var(--text);
  text-decoration: none;
  transition: opacity 0.2s;
}
.main-nav a:hover { opacity: 0.7; }
.main-nav .nav-link { font-weight: 500; }

.has-dropdown { position: relative; }
.dropdown {
  position: absolute; top: 100%; left: 0;
  background: var(--bg-white);
  min-width: 220px;
  padding: 12px 0;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
  opacity: 0; visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
}
.has-dropdown:hover .dropdown {
  opacity: 1; visibility: visible;
  transform: translateY(0);
}
.dropdown a {
  display: block;
  padding: 10px 20px;
  font-size: 13px;
}
.dropdown a:hover { background: rgba(0,0,0,0.04); opacity: 1; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font);
  font-size: 14px; font-weight: 500;
  padding: 12px 28px;
  border-radius: 24px;
  text-decoration: none;
  transition: opacity 0.2s;
  border: none;
  cursor: pointer;
}
.btn:hover { opacity: 0.85; }
.btn--outline {
  background: transparent;
  border: 1.5px solid var(--text);
  color: var(--text);
}
.btn--solid {
  background: var(--text);
  color: var(--bg-white);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  padding: 140px 0 80px;
  position: relative;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  width: 100%;
}
.hero-content { padding-left: 32px; }
.hero-title {
  font-family: var(--font);
  font-size: clamp(40px, 4.5vw, 56px);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 24px;
}
.hero-sub {
  font-family: var(--font);
  font-size: 22px; font-weight: 400;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 32px;
}
.hero-image {
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.hero-image img { max-width: 100%; height: auto; max-height: 80vh; }

/* ===== SECTIONS ===== */
.section { padding: 80px 0; }
.section--light { background: var(--bg-light); }
.section--white { background: var(--bg-white); }
.section--navy { background: var(--navy-bg); color: var(--bg-white); }
.section--slate { background: var(--slate); color: var(--bg-white); }
.section--pastel-blue { background: var(--pastel-blue); }
.section--pastel-sage { background: var(--pastel-sage); }

.section-title {
  font-family: var(--font);
  font-size: clamp(32px, 3vw, 42px);
  font-weight: 500; line-height: 1.2; letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.section-sub {
  font-family: var(--font);
  font-size: 18px; font-weight: 400;
  color: var(--text-muted);
  max-width: 640px; margin-bottom: 48px;
}
.section--navy .section-sub { color: rgba(255,255,255,0.8); }

/* ===== CARDS / BENTO ===== */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card-grid--2 { grid-template-columns: repeat(2, 1fr); }
.card-grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  border-radius: var(--radius-lg); padding: 32px; overflow: hidden; position: relative;
}
.card--pastel-blue { background: var(--pastel-blue); }
.card--pastel-sage { background: var(--pastel-sage); }
.card--pastel-pink { background: var(--pastel-pink); }
.card--slate { background: var(--slate); color: var(--bg-white); }
.card--navy { background: var(--navy); color: var(--bg-white); }
.card--white { background: var(--bg-white); box-shadow: 0 4px 24px rgba(0,0,0,0.06); }

.card-title { font-family: var(--font); font-size: 22px; font-weight: 500; margin-bottom: 12px; }
.card-text { font-family: var(--font); font-size: 16px; font-weight: 400; opacity: 0.85; }
.card-img { width: 100%; height: auto; border-radius: var(--radius); margin-bottom: 16px; }
.card-icon { width: 48px; height: 48px; margin-bottom: 16px; }

/* ===== STATS ===== */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.stat-value { font-family: var(--font); font-size: 48px; font-weight: 500; letter-spacing: -0.02em; }
.stat-label { font-family: var(--font); font-size: 14px; font-weight: 400; opacity: 0.7; margin-top: 4px; }

/* ===== CLIENT TILES ===== */
.client-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.client-tile { background: var(--bg-white); border-radius: var(--radius); padding: 24px; display: flex; align-items: center; justify-content: center; }
.client-tile img { max-width: 100%; height: auto; max-height: 48px; }

/* ===== FOOTER ===== */
.site-footer { background: var(--navy); color: var(--bg-white); padding: 80px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand .logo { color: var(--bg-white); font-size: 24px; }
.footer-tag { font-size: 14px; opacity: 0.8; margin-top: 12px; max-width: 280px; }
.footer-col-title { font-family: var(--font); font-size: 14px; font-weight: 500; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 20px; opacity: 0.9; }
.footer-links { list-style: none; } .footer-links li { margin-bottom: 12px; }
.footer-links a { font-family: var(--font); font-size: 14px; color: rgba(255,255,255,0.75); text-decoration: none; transition: opacity 0.2s; }
.footer-links a:hover { opacity: 1; color: var(--bg-white); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; font-size: 13px; opacity: 0.6; }

/* ===== WHATSAPP FLOAT ===== */
.wa-float { position: fixed; bottom: 24px; right: 24px; z-index: 1000; width: 56px; height: 56px; background: #25D366; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 16px rgba(0,0,0,0.2); transition: transform 0.2s, box-shadow 0.2s; }
.wa-float:hover { transform: scale(1.08); box-shadow: 0 6px 24px rgba(0,0,0,0.3); }
.wa-float svg { width: 28px; height: 28px; fill: #fff; }

/* ===== MOBILE ===== */
.nav-toggle { display: none; }
@media (max-width: 1000px) { .main-nav ul { gap: 20px; } }
@media (max-width: 750px) {
  .site-header { padding: 16px 0; }
  .header-inner { padding: 0 20px; }
  .main-nav ul { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--bg-white); padding: 16px 20px; flex-direction: column; gap: 0; }
  .main-nav ul.open { display: flex; }
  .main-nav a { padding: 12px 0; display: block; }
  .has-dropdown .dropdown { position: static; box-shadow: none; opacity: 1; visibility: visible; transform: none; }
  .nav-toggle { display: block; }
  .hero { min-height: auto; padding: 100px 0 60px; }
  .hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .hero-title { font-size: 36px; }
  .hero-sub { font-size: 18px; }
  .card-grid, .card-grid--3, .card-grid--4 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .client-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}