/* ===== Tokens & Reset ===== */
:root {
  --navy-950: #050c1f;
  --navy-900: #0a1730;
  --navy-800: #0f2049;
  --navy-700: #16305f;
  --blue-600: #2563eb;
  --blue-500: #3b82f6;
  --blue-400: #60a5fa;
  --blue-300: #93c5fd;
  --sky-200: #bfe0ff;
  --white: #ffffff;
  --ink: #0a1730;
  --gray-50: #f7f9fc;
  --gray-100: #eef2f8;
  --gray-200: #e2e8f0;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gold: #fbbf24;
  --radius-lg: 22px;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-lg: 0 30px 60px -15px rgba(6, 15, 40, 0.35);
  --shadow-md: 0 14px 34px -12px rgba(6, 15, 40, 0.22);
  --shadow-sm: 0 6px 16px -6px rgba(6, 15, 40, 0.16);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --container: 1220px;
  --font-sans: "Plus Jakarta Sans", system-ui, sans-serif;
  --font-script: "Dancing Script", cursive;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { margin: 0; line-height: 1.15; font-weight: 800; letter-spacing: -0.02em; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
button { font: inherit; cursor: pointer; }
input, textarea { font: inherit; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--blue-300); border-radius: 10px; border: 2px solid var(--gray-100); }
::-webkit-scrollbar-thumb:hover { background: var(--blue-500); }
* { scrollbar-width: thin; scrollbar-color: var(--blue-300) var(--gray-100); }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 88px 0; }
:focus-visible { outline: 3px solid var(--blue-400); outline-offset: 3px; border-radius: 4px; }

@media (max-width: 600px) {
  .container { padding: 0 18px; }
  .section { padding: 60px 0; }
}

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: 10px;
}
.eyebrow--light { color: var(--blue-300); }

.section-head { text-align: center; max-width: 620px; margin: 0 auto 48px; }
.section-head--left { text-align: left; margin: 0 0 40px; }
.section-head h2 { font-size: clamp(26px, 3.4vw, 38px); }
.section-head--light h2 { color: var(--white); }
.section-head--light .eyebrow { color: var(--blue-300); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14.5px;
  border: 1.5px solid transparent;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: linear-gradient(135deg, var(--blue-500), var(--blue-600)); color: var(--white); box-shadow: 0 14px 28px -10px rgba(37, 99, 235, 0.55); }
.btn-primary:hover { box-shadow: 0 18px 34px -8px rgba(37, 99, 235, 0.65); }
.btn-outline { border-color: rgba(255, 255, 255, 0.35); color: var(--white); }
.btn-outline:hover { background: rgba(255, 255, 255, 0.1); }
.btn-outline-light { border-color: rgba(255, 255, 255, 0.3); color: var(--white); }
.btn-outline-light:hover { background: rgba(255, 255, 255, 0.12); }
.btn-dark { background: var(--navy-900); color: var(--white); }
.btn-dark:hover { background: var(--navy-800); }
.btn-white { background: var(--white); color: var(--blue-600); box-shadow: var(--shadow-md); }
.btn-sm { padding: 10px 18px; font-size: 13px; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--navy-950);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: none;
  transition: box-shadow 0.35s var(--ease), border-color 0.35s var(--ease);
}
.site-header.scrolled, .site-header.open {
  border-bottom-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 8px 24px -12px rgba(0, 0, 0, 0.4);
}
.header-inner { display: flex; align-items: center; gap: 28px; max-width: var(--container); margin: 0 auto; padding: 16px 24px; }
.logo { display: flex; align-items: center; gap: 10px; margin-right: auto; }
.logo-mark { flex-shrink: 0; }
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-word { font-size: 22px; font-weight: 800; }
.logo-fix { font-family: var(--font-script); font-weight: 700; color: var(--blue-400); font-size: 26px; margin-right: 2px; }
.logo-dus { color: var(--ink); }
.logo-dus--light { color: var(--white); }
.logo-sub { font-size: 9.5px; letter-spacing: 0.16em; color: var(--gray-500); text-transform: uppercase; }
.site-header .logo-sub { color: var(--sky-200); }

.main-nav ul { display: flex; align-items: center; gap: 30px; }
.main-nav a, .main-nav .nav-group-label { display: flex; align-items: center; gap: 4px; font-size: 14.5px; font-weight: 600; color: rgba(255, 255, 255, 0.85); position: relative; padding: 6px 0; transition: color 0.2s; cursor: pointer; }
.main-nav a:hover, .main-nav a.active, .main-nav .nav-group-label:hover, .main-nav .nav-group-label.active { color: var(--white); }
.main-nav a.active::after, .main-nav .nav-group-label.active::after { content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 2px; background: var(--blue-400); border-radius: 2px; }
.has-dropdown { position: relative; }
.dropdown {
  position: absolute; top: calc(100% + 14px); left: -16px; background: var(--white); border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg); padding: 10px; min-width: 220px; display: flex; flex-direction: column; gap: 2px;
  opacity: 0; visibility: hidden; transform: translateY(8px); transition: all 0.25s var(--ease);
}
.has-dropdown:hover .dropdown, .has-dropdown:focus-within .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a { color: var(--ink); padding: 10px 12px; border-radius: 8px; font-weight: 600; font-size: 14px; }
.dropdown a:hover { background: var(--gray-100); color: var(--blue-600); }
.dropdown a.active { color: var(--blue-600); background: var(--gray-100); }
.header-cta { flex-shrink: 0; }
.menu-toggle { display: none; background: none; border: none; color: var(--white); padding: 6px; }
.menu-toggle .icon-close { display: none; }
.site-header.open .menu-toggle .icon-menu { display: none; }
.site-header.open .menu-toggle .icon-close { display: block; }
.mobile-nav { display: none; flex-direction: column; gap: 4px; padding: 8px 24px 20px; background: var(--navy-900); max-height: calc(100dvh - 72px); overflow-y: auto; }
.mobile-nav a { padding: 12px 4px; font-weight: 600; color: rgba(255, 255, 255, 0.9); border-bottom: 1px solid rgba(255, 255, 255, 0.08); }
.mobile-nav a.active { color: var(--blue-400); }
.mobile-nav .btn { margin-top: 10px; justify-content: center; }
.site-header.open .mobile-nav { display: flex; }

@media (max-width: 960px) {
  .main-nav, .header-cta { display: none; }
  .menu-toggle { display: block; }
}

/* ===== Footer ===== */
.site-footer { background: var(--navy-950); color: rgba(255, 255, 255, 0.75); padding-top: 64px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid rgba(255, 255, 255, 0.08); }
.footer-brand p { margin: 16px 0 18px; font-size: 14px; line-height: 1.7; max-width: 300px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a { width: 38px; height: 38px; display: grid; place-items: center; background: rgba(255, 255, 255, 0.06); border-radius: 50%; transition: background 0.2s, transform 0.2s; }
.footer-social a:hover { background: var(--blue-600); transform: translateY(-3px); }
.footer-col h3 { color: var(--white); font-size: 15px; margin-bottom: 18px; }
.footer-col { display: flex; flex-direction: column; }
.footer-col a { padding: 6px 0; font-size: 14px; transition: color 0.2s, padding-left 0.2s; }
.footer-col a:hover { color: var(--blue-300); padding-left: 4px; }
.footer-contact p { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; margin: 0 0 14px; }
.footer-contact svg { flex-shrink: 0; margin-top: 2px; color: var(--blue-400); }
.footer-bottom { padding-top: 22px; padding-bottom: 22px; text-align: center; font-size: 13px; color: rgba(255, 255, 255, 0.45); }

@media (max-width: 860px) {
  .footer-grid { grid-template-columns: 1fr 1fr; row-gap: 36px; column-gap: 28px; padding-top: 8px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-brand p { max-width: 460px; }
}
@media (max-width: 560px) {
  .site-footer { padding-top: 52px; }
  .footer-grid { grid-template-columns: 1fr; row-gap: 32px; padding-bottom: 40px; }
  .footer-brand p { max-width: none; }
  .footer-social { margin-top: 4px; }
  .footer-col h3 { margin-bottom: 14px; }
}

/* ===== Floating WhatsApp ===== */
.fab-whatsapp {
  position: fixed; bottom: 24px; right: 24px; z-index: 90; width: 58px; height: 58px; border-radius: 50%;
  background: #25d366; color: #fff; display: grid; place-items: center; box-shadow: 0 12px 28px -8px rgba(37, 211, 102, 0.6);
  animation: pulse-wa 2.4s infinite;
}
.fab-whatsapp:hover { transform: scale(1.08); }
@keyframes pulse-wa {
  0%, 100% { box-shadow: 0 12px 28px -8px rgba(37, 211, 102, 0.6); }
  50% { box-shadow: 0 12px 28px -8px rgba(37, 211, 102, 0.9), 0 0 0 10px rgba(37, 211, 102, 0.12); }
}

/* ===== Lightbox ===== */
.zoomable { cursor: zoom-in; }
.lightbox {
  position: fixed; inset: 0; z-index: 300; display: none; align-items: center; justify-content: center;
  padding: 24px; background: rgba(5, 10, 24, 0.94); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  opacity: 0; transition: opacity 0.3s var(--ease);
}
.lightbox.open { display: flex; opacity: 1; }
.lightbox-figure {
  position: relative; max-width: min(1100px, 92vw); max-height: 84vh; margin: 0;
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  transform: scale(0.94); transition: transform 0.3s var(--ease);
}
.lightbox.open .lightbox-figure { transform: scale(1); }
.lightbox-img { max-width: 100%; max-height: 78vh; width: auto; height: auto; object-fit: contain; border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.lightbox-caption { color: rgba(255, 255, 255, 0.85); font-size: 14px; font-weight: 600; text-align: center; }
.lightbox-close {
  position: fixed; top: 22px; right: 22px; z-index: 6; width: 44px; height: 44px; border-radius: 50%; background: var(--white);
  color: var(--ink); display: grid; place-items: center; box-shadow: var(--shadow-lg); border: none;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease);
}
.lightbox-close:hover { transform: scale(1.08); background: var(--gray-100); }
.lightbox-nav {
  position: fixed; top: 50%; transform: translateY(-50%); z-index: 5; width: 52px; height: 52px; border-radius: 50%;
  background: rgba(15, 32, 73, 0.88); border: 1px solid rgba(255, 255, 255, 0.14); backdrop-filter: blur(8px);
  color: var(--white); display: grid; place-items: center; box-shadow: var(--shadow-md);
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}
.lightbox-nav:hover { background: var(--blue-600); transform: translateY(-50%) scale(1.06); }
.lightbox-nav--prev { left: 24px; }
.lightbox-nav--next { right: 24px; }
.lightbox-nav[hidden] { display: none; }
.lightbox-counter { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); font-size: 12.5px; color: rgba(255, 255, 255, 0.65); font-weight: 700; letter-spacing: 0.04em; }
@media (max-width: 640px) {
  .lightbox-close { top: 14px; right: 14px; width: 40px; height: 40px; }
  .lightbox-nav { width: 42px; height: 42px; }
  .lightbox-nav--prev { left: 8px; }
  .lightbox-nav--next { right: 8px; }
}