/* ===== SOLUPAGE — Shared Styles ===== */
:root {
  --bg: #0a0a0a;
  --surface: #141414;
  --surface-2: #1a1a1a;
  --border: #262626;
  --text: #f5f5f5;
  --muted: #a3a3a3;
  --primary: #e50914;
  --primary-glow: rgba(229, 9, 20, 0.5);
  --white: #ffffff;
  --black: #000000;

  --font-display: "Bebas Neue", "Impact", "Oswald", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --radius-sm: 8px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --shadow-glow: 0 0 40px var(--primary-glow);
  --shadow-lg: 0 25px 60px -20px rgba(229, 9, 20, 0.35);

  --container: 1200px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  font-size: 16px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }

.text-display {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.02em;
  line-height: 0.95;
  text-transform: uppercase;
}
.text-primary { color: var(--primary); }
.text-white { color: var(--white); }
.text-glow { text-shadow: 0 0 30px var(--primary-glow); }
.muted { color: var(--muted); }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.75rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: transform 0.25s ease, background 0.25s ease;
  min-height: 44px;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover { transform: scale(1.05); }
.btn-outline {
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-outline:hover { background: var(--surface); }

/* Header / Nav */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  transition: background 0.4s ease, border-color 0.4s ease, backdrop-filter 0.4s ease;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(10, 10, 10, 0.7);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom-color: var(--border);
}
.nav {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand img { height: 64px; width: auto; }
.nav-links { display: none; gap: 2rem; }
.nav-links a {
  font-size: 0.9rem;
  color: var(--muted);
  position: relative;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -4px;
  height: 1px; width: 0;
  background: var(--primary);
  transition: width 0.3s;
}
.nav-links a:hover::after { width: 100%; }
.nav-actions { display: none; align-items: center; gap: 1rem; }
.nav-phone {
  font-size: 0.875rem;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.nav-phone:hover { color: var(--text); }
.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  color: var(--text);
}
.mobile-menu {
  display: none;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(18px);
  border-top: 1px solid var(--border);
  padding: 1.5rem 1.25rem;
}
.mobile-menu.open { display: block; }
.mobile-menu a { display: block; padding: 0.75rem 0; font-size: 1.125rem; }
.mobile-menu .btn { width: 100%; justify-content: center; margin-top: 0.75rem; }

@media (min-width: 1024px) {
  .nav { height: 96px; }
  .brand img { height: 80px; }
  .nav-links { display: flex; }
  .nav-actions { display: flex; }
  .menu-toggle { display: none; }
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 3rem 0;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}
.footer-inner img { height: 48px; width: auto; }
.footer-tagline {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted);
}
.footer-copy { font-size: 0.75rem; color: var(--muted); }
@media (min-width: 768px) {
  .footer-inner { flex-direction: row; justify-content: space-between; text-align: left; }
}

/* WhatsApp FAB */
.wa-fab {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 50;
  width: 56px; height: 56px;
  border-radius: var(--radius-full);
  background: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow), 0 20px 40px rgba(0,0,0,0.4);
  transition: transform 0.25s;
}
.wa-fab:hover { transform: scale(1.1); }
.wa-fab::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: var(--primary);
  opacity: 0.4;
  animation: ping 1.8s cubic-bezier(0,0,0.2,1) infinite;
}
.wa-fab svg { position: relative; width: 28px; height: 28px; color: #fff; }
@keyframes ping {
  75%, 100% { transform: scale(1.6); opacity: 0; }
}
@media (min-width: 1024px) {
  .wa-fab { width: 64px; height: 64px; }
  .wa-fab svg { width: 32px; height: 32px; }
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.in { opacity: 1; transform: none; }