/* ============================================================
   SHARED CSS — Chigaga Desert Experience
   Used by all pages: index, story, accommodation, activities,
   packs, gallery, contact
   ============================================================ */

/* Google Fonts are loaded in each HTML file */

/* ----------------------------------------------------
   1. DESIGN SYSTEM & CSS VARIABLES
   ---------------------------------------------------- */
:root {
  --color-sand: #C8965A;
  --color-gold: #B07A2A;
  --color-gold-hover: #96651E;
  --color-navy: #1E2B45;
  --color-navy-light: #2C3E5E;
  --color-ivory: #FAF7F2;
  --color-terracotta: #8B4513;
  --color-cream: #EDD9B0;
  --color-cream-light: #F5EAD2;
  --color-sage: #5A7A55;
  --color-sage-light: #73946E;
  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #1EBE57;
  --font-display: 'Cormorant Garamond', serif;
  --font-body: 'Raleway', sans-serif;
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --border-radius-sm: 6px;
  --border-radius-md: 12px;
  --border-radius-lg: 24px;
  --shadow-sm: 0 4px 6px -1px rgba(30, 43, 69, 0.05);
  --shadow-md: 0 10px 15px -3px rgba(30, 43, 69, 0.08), 0 4px 6px -2px rgba(30, 43, 69, 0.03);
  --shadow-lg: 0 20px 25px -5px rgba(30, 43, 69, 0.1), 0 10px 10px -5px rgba(30, 43, 69, 0.04);
  --max-width: 1280px;
}

/* ----------------------------------------------------
   2. BASE RESET & GENERAL STYLES
   ---------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-ivory);
  color: var(--color-navy);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

button, input, select, textarea {
  font-family: inherit; font-size: inherit; color: inherit; border: none; background: none;
}
button { cursor: pointer; }

/* ----------------------------------------------------
   3. TYPOGRAPHY
   ---------------------------------------------------- */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); font-weight: 600; line-height: 1.2; }

.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: var(--color-navy);
  text-align: center;
  margin-bottom: 1.5rem;
  position: relative;
}
.section-title::after {
  content: "";
  display: block;
  width: 60px;
  height: 3px;
  background-color: var(--color-gold);
  margin: 1rem auto 0;
  border-radius: 2px;
}
.section-subtitle {
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 2.5vw, 1.1rem);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-gold);
  text-align: center;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

/* ----------------------------------------------------
   4. GRADIENTS
   ---------------------------------------------------- */
.bg-gradient-dunes {
  background: linear-gradient(135deg, var(--color-cream-light) 0%, var(--color-cream) 40%, var(--color-sand) 100%);
  position: relative; overflow: hidden;
}
.bg-gradient-dunes::before {
  content: ""; position: absolute; bottom: -30%; left: -20%;
  width: 140%; height: 80%;
  background: radial-gradient(ellipse at 50% 0%, rgba(180, 122, 42, 0.15) 0%, transparent 70%);
  border-radius: 50%; transform: rotate(-5deg);
}
.bg-gradient-dunes::after {
  content: ""; position: absolute; bottom: -40%; right: -20%;
  width: 140%; height: 85%;
  background: radial-gradient(ellipse at 50% 0%, rgba(200, 150, 90, 0.25) 0%, transparent 60%);
  border-radius: 50%; transform: rotate(8deg);
}
.bg-gradient-sunset {
  background: linear-gradient(180deg, var(--color-navy) 0%, var(--color-terracotta) 50%, var(--color-gold) 75%, var(--color-sand) 100%);
}
.bg-gradient-starry {
  background: linear-gradient(225deg, #0d1624 0%, var(--color-navy) 60%, var(--color-terracotta) 100%);
  position: relative;
}
.bg-gradient-starry::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(white, rgba(255,255,255,.2) 2px, transparent 40px),
                    radial-gradient(white, rgba(255,255,255,.15) 1px, transparent 30px),
                    radial-gradient(white, rgba(255,255,255,.1) 2px, transparent 40px);
  background-size: 550px 550px, 350px 350px, 250px 250px;
  background-position: 0 0, 40px 60px, 130px 270px;
  opacity: 0.35;
}
.bg-gradient-clay {
  background: linear-gradient(135deg, var(--color-ivory) 0%, var(--color-cream) 60%, var(--color-terracotta) 100%);
}

/* ----------------------------------------------------
   5. COMPONENTS
   ---------------------------------------------------- */
.container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 5rem 0;
}
@media (max-width: 768px) { .container { padding: 3.5rem 0; } }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  transition: var(--transition-smooth);
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.btn-gold {
  background-color: var(--color-gold);
  color: var(--color-ivory);
  box-shadow: 0 4px 12px rgba(176, 122, 42, 0.2);
}
.btn-gold:hover {
  background-color: var(--color-gold-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(176, 122, 42, 0.3);
}
.btn-ghost {
  border: 1px solid var(--color-ivory);
  color: var(--color-ivory);
}
.btn-ghost:hover {
  background-color: rgba(250, 247, 242, 0.1);
  transform: translateY(-2px);
}
.btn-whatsapp {
  background-color: var(--color-whatsapp);
  color: white;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.25);
}
.btn-whatsapp:hover {
  background-color: var(--color-whatsapp-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.35);
}

.glass-card {
  background: rgba(250, 247, 242, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(200, 150, 90, 0.15);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  transition: var(--transition-smooth);
}
.glass-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(176, 122, 42, 0.3);
}

.badge {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.08em;
  border-radius: 50px;
  margin-bottom: 1rem;
}
.badge-gold {
  background-color: var(--color-cream-light);
  color: var(--color-terracotta);
  border: 1px solid rgba(176, 122, 42, 0.2);
}

/* Custom Scrollbar */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--color-ivory); }
::-webkit-scrollbar-thumb { background: var(--color-sand); border-radius: 10px; border: 2px solid var(--color-ivory); }
::-webkit-scrollbar-thumb:hover { background: var(--color-gold); }

/* ----------------------------------------------------
   6. HEADER
   ---------------------------------------------------- */
header {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(30, 43, 69, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: var(--transition-smooth);
  padding: 0.8rem 0;
  box-shadow: var(--shadow-md);
  border-bottom: 1px solid rgba(200, 150, 90, 0.15);
}

header.transparent {
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  padding: 1.5rem 0;
  box-shadow: none;
  border-bottom: none;
}

header.scrolled {
  background: rgba(250, 247, 242, 0.97) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 0.8rem 0;
  box-shadow: var(--shadow-md);
  border-bottom: 1px solid rgba(200, 150, 90, 0.1);
}

.header-container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo { display: flex; align-items: center; gap: 0.75rem; }

.logo-img {
  height: 85px;
  width: auto;
  object-fit: contain;
  transition: var(--transition-smooth);
}

header.transparent .logo-img { height: 110px; }
header.scrolled .logo-img { height: 75px !important; }

.footer-logo-img { opacity: 0.95; height: 125px; width: auto; object-fit: contain; }

.logo-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  line-height: 1.1;
  color: var(--color-ivory);
  transition: var(--transition-fast);
}
header.scrolled .logo-title { color: var(--color-navy); }

.logo-subtitle {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-cream);
}
header.scrolled .logo-subtitle { color: var(--color-gold); }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-weight: 500;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(250, 247, 242, 0.85);
  position: relative;
  padding: 0.25rem 0;
}
.nav-link:hover { color: var(--color-gold); }
header.scrolled .nav-link { color: var(--color-navy); }
header.scrolled .nav-link:hover { color: var(--color-gold); }

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background-color: var(--color-gold);
  transition: var(--transition-smooth);
}
.nav-link.active::after,
.nav-link:hover::after { width: 100%; }

.nav-link.active { color: var(--color-gold); }
header.scrolled .nav-link.active { color: var(--color-gold); }

.nav-cta { display: flex; align-items: center; gap: 1.5rem; }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px; height: 18px;
  cursor: pointer;
  z-index: 1001;
}
.hamburger span {
  display: block;
  width: 100%; height: 2px;
  background-color: var(--color-ivory);
  border-radius: 2px;
  transition: var(--transition-smooth);
}
header.scrolled .hamburger span { background-color: var(--color-navy); }

@media (max-width: 992px) {
  .logo-img {
    height: 80px;
  }
  header.transparent .logo-img {
    height: 100px;
  }
  header.scrolled .logo-img {
    height: 70px !important;
  }
  .nav-menu {
    position: fixed;
    top: 0; right: -100%;
    width: 300px; height: 100vh;
    background-color: var(--color-ivory);
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    align-items: flex-start;
    padding: 7rem 3rem 3rem;
    gap: 1.75rem;
    transition: var(--transition-smooth);
    z-index: 999;
    border-left: 1px solid rgba(200, 150, 90, 0.15);
  }
  .nav-menu.active { right: 0; }
  .nav-link {
    color: var(--color-navy) !important;
    font-size: 1.1rem;
    width: 100%;
  }
  .hamburger { display: flex; }
  .hamburger.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .hamburger.active span:nth-child(2) { opacity: 0; }
  .hamburger.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
  .hamburger.active span { background-color: var(--color-navy) !important; }
}

/* ----------------------------------------------------
   7. PAGE BANNER (for inner pages)
   ---------------------------------------------------- */
.page-banner {
  height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  color: var(--color-ivory);
  padding: 0 1rem;
  overflow: hidden;
  margin-top: 0;
  padding-top: 80px;
}
.page-banner::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(30,43,69,0.7) 0%, rgba(30,43,69,0.5) 60%, rgba(30,43,69,0.75) 100%);
  z-index: 1;
}
.page-banner-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
}
.page-banner-content {
  position: relative;
  z-index: 2;
  animation: fadeInUp 0.8s ease forwards;
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.page-banner h1 {
  font-size: clamp(2.2rem, 6vw, 4.5rem);
  font-weight: 600;
  text-shadow: 0 4px 20px rgba(0,0,0,0.3);
  margin-bottom: 0.75rem;
}
.page-banner p {
  font-size: clamp(0.9rem, 2.5vw, 1.1rem);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-cream);
  font-weight: 500;
}

/* ----------------------------------------------------
   8. FOOTER
   ---------------------------------------------------- */
footer {
  background-color: var(--color-navy);
  color: var(--color-ivory);
  padding: 5rem 0 2rem;
  border-top: 3px solid var(--color-gold);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.5fr 1.2fr;
  gap: 3rem;
  margin-bottom: 4rem;
}
@media (max-width: 992px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 3rem; }
}
@media (max-width: 576px) {
  .footer-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}
.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-cream);
  margin-bottom: 1.5rem;
}
.footer-col-logo { display: flex; flex-direction: column; gap: 1rem; }
.footer-col-logo p { color: rgba(250, 247, 242, 0.7); font-size: 0.95rem; max-width: 320px; }

.footer-links {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 1.5rem;
}
@media (max-width: 576px) { .footer-links { grid-template-columns: 1fr; } }
.footer-links a { color: rgba(250, 247, 242, 0.7); font-size: 0.9rem; }
.footer-links a:hover { color: var(--color-gold); padding-left: 5px; }

.footer-contact { display: flex; flex-direction: column; gap: 1rem; }
.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: rgba(250, 247, 242, 0.7);
}
.footer-contact-item i { color: var(--color-gold); margin-top: 0.2rem; flex-shrink: 0; }
.footer-contact-item a { color: inherit; transition: var(--transition-fast); }
.footer-contact-item a:hover { color: var(--color-gold); }

.footer-socials { display: flex; gap: 0.75rem; margin-top: 1.5rem; }
.footer-social-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(250, 247, 242, 0.1);
  color: var(--color-ivory);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
  font-size: 0.9rem;
}
.footer-social-btn:hover {
  background: var(--color-gold);
  color: var(--color-navy);
  transform: translateY(-2px);
}
.footer-bottom {
  border-top: 1px solid rgba(250, 247, 242, 0.1);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  color: rgba(250, 247, 242, 0.5);
  font-size: 0.8rem;
}
.footer-bottom-links { display: flex; gap: 1.5rem; }
.footer-bottom-links a:hover { color: var(--color-ivory); }

/* ----------------------------------------------------
   9. SCROLL ANIMATIONS
   ---------------------------------------------------- */
.hidden-element {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.show-element {
  opacity: 1;
  transform: translateY(0);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 2rem; right: 2rem;
  background-color: var(--color-navy);
  color: var(--color-ivory);
  padding: 1rem 2rem;
  border-radius: var(--border-radius-sm);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--color-gold);
  transform: translateY(150%);
  transition: transform var(--transition-smooth);
  z-index: 10000;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.toast.show { transform: translateY(0); }
.toast-icon { color: var(--color-gold); }

/* Language Switcher */
.lang-switcher {
  display: flex;
  gap: 0.4rem;
  align-items: center;
  margin-right: 0.25rem;
}
.lang-btn {
  background: none;
  border: none;
  padding: 3px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  opacity: 0.5;
}
.lang-btn:hover {
  transform: translateY(-1px);
  opacity: 1;
}
.lang-btn.active {
  border-color: var(--color-gold);
  background-color: rgba(250, 247, 242, 0.12);
  opacity: 1;
}
header.scrolled .lang-btn.active {
  background-color: rgba(30, 43, 69, 0.08);
}
.lang-btn img {
  border-radius: 2px;
  width: 20px;
  height: 13px;
  object-fit: cover;
  box-shadow: 0 1px 3px rgba(0,0,0,0.22);
  display: block;
}