/* =============================================
   GRAND CANYON TOURS — Shared Stylesheet
   Aesthetic: Warm earthy editorial + canyon tones
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,700;0,900;1,400&family=Lato:wght@300;400;700&family=Cinzel:wght@400;700&display=swap');

/* ── CSS Variables ── */
:root {
  --canyon-red:    #C0392B;
  --canyon-orange: #E8743A;
  --canyon-amber:  #D4A017;
  --canyon-sand:   #F2E4C8;
  --canyon-brown:  #6B3A2A;
  --canyon-dark:   #1E120D;
  --canyon-stone:  #8C7B6E;
  --white:         #FDFAF5;
  --text-dark:     #2C1810;
  --text-mid:      #5A3E35;
  --text-light:    #8C7B6E;
  --nav-height:    70px;
  --radius:        4px;
  --shadow:        0 4px 24px rgba(30,18,13,0.15);
  --shadow-lg:     0 12px 48px rgba(30,18,13,0.25);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Lato', sans-serif;
  background: var(--white);
  color: var(--text-dark);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a { text-decoration: none; color: inherit; }

ul { list-style: none; }

/* ── Typography ── */
h1, h2, h3 {
  font-family: 'Playfair Display', serif;
  line-height: 1.2;
}

h1 { font-size: clamp(2.2rem, 6vw, 4.5rem); font-weight: 900; }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 700; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); font-weight: 400; }

.section-label {
  font-family: 'Cinzel', serif;
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--canyon-orange);
  display: block;
  margin-bottom: 0.75rem;
}

/* ── Sticky Navigation ── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(30, 18, 13, 0.97);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
  box-shadow: 0 2px 20px rgba(0,0,0,0.4);
}

.nav-logo {
  font-family: 'Cinzel', serif;
  font-size: 1.1rem;
  letter-spacing: 0.15em;
  color: var(--canyon-amber);
  font-weight: 700;
}

.nav-logo span {
  color: var(--white);
  font-weight: 400;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.nav-links a {
  color: rgba(255,255,255,0.8);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-family: 'Cinzel', serif;
  transition: color 0.25s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--canyon-amber);
  transition: width 0.3s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--canyon-amber); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

.nav-book-btn {
  background: var(--canyon-orange);
  color: var(--white) !important;
  padding: 0.55rem 1.4rem;
  border-radius: var(--radius);
  font-size: 0.8rem !important;
  transition: background 0.25s, transform 0.2s !important;
}

.nav-book-btn:hover {
  background: var(--canyon-red) !important;
  transform: translateY(-1px);
}

.nav-book-btn::after { display: none !important; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.hamburger span {
  width: 26px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: 0.3s;
}

/* ── Buttons ── */
.btn {
  display: inline-block;
  padding: 0.85rem 2.2rem;
  border-radius: var(--radius);
  font-family: 'Cinzel', serif;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s;
  border: none;
}

.btn-primary {
  background: var(--canyon-orange);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(232,116,58,0.4);
}

.btn-primary:hover {
  background: var(--canyon-red);
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(192,57,43,0.45);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.6);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
  transform: translateY(-3px);
}

.btn-dark {
  background: var(--canyon-dark);
  color: var(--white);
}

.btn-dark:hover {
  background: var(--canyon-brown);
  transform: translateY(-2px);
}

/* ── Section Layouts ── */
.section {
  padding: clamp(3rem, 8vw, 6rem) clamp(1.5rem, 6vw, 5rem);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem;
}

.section-header p {
  color: var(--text-mid);
  margin-top: 1rem;
  font-size: 1.05rem;
}

.divider {
  width: 50px; height: 3px;
  background: linear-gradient(90deg, var(--canyon-orange), var(--canyon-amber));
  margin: 1.2rem auto 0;
  border-radius: 2px;
}

/* ── Cards ── */
.card {
  background: var(--white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.card-body {
  padding: 1.6rem;
}

.card-body h3 {
  margin-bottom: 0.6rem;
  color: var(--text-dark);
}

.card-body p {
  color: var(--text-mid);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ── Grid Systems ── */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

/* ── Page Hero (shared) ── */
.page-hero {
  position: relative;
  height: 42vh;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.page-hero img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  filter: brightness(0.45);
}

.page-hero-content {
  position: relative;
  z-index: 2;
  color: var(--white);
}

.page-hero-content h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}

.page-hero-content p {
  margin-top: 0.75rem;
  font-size: 1.05rem;
  color: rgba(255,255,255,0.8);
  letter-spacing: 0.05em;
}

/* ── Footer ── */
.footer {
  background: var(--canyon-dark);
  color: rgba(255,255,255,0.75);
  padding: 3.5rem clamp(1.5rem, 6vw, 5rem) 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand h3 {
  font-family: 'Cinzel', serif;
  color: var(--canyon-amber);
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.75;
  max-width: 280px;
}

.footer-col h4 {
  font-family: 'Cinzel', serif;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--canyon-amber);
  margin-bottom: 1rem;
}

.footer-col ul li {
  margin-bottom: 0.55rem;
}

.footer-col ul li a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  transition: color 0.25s;
}

.footer-col ul li a:hover { color: var(--canyon-amber); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}

/* ── Form Styles ── */
.form-group {
  margin-bottom: 1.4rem;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  color: var(--text-mid);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1.1rem;
  border: 1.5px solid rgba(107,58,42,0.2);
  border-radius: var(--radius);
  font-family: 'Lato', sans-serif;
  font-size: 0.95rem;
  color: var(--text-dark);
  background: var(--white);
  transition: border-color 0.25s, box-shadow 0.25s;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--canyon-orange);
  box-shadow: 0 0 0 3px rgba(232,116,58,0.15);
}

.form-group textarea { resize: vertical; min-height: 130px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

/* ── Utility ── */
.text-center { text-align: center; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.bg-sand { background: var(--canyon-sand); }
.bg-dark { background: var(--canyon-dark); color: var(--white); }
.tag {
  display: inline-block;
  padding: 0.3rem 0.85rem;
  background: rgba(232,116,58,0.12);
  color: var(--canyon-orange);
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.price-badge {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--canyon-red);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; }
  .nav-links.open {
    display: flex;
    position: absolute;
    top: var(--nav-height);
    left: 0; right: 0;
    background: var(--canyon-dark);
    padding: 1.5rem 2rem;
    gap: 1.2rem;
  }
  .nav-links.open a { font-size: 0.9rem; }
  .hamburger { display: flex; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .btn { padding: 0.75rem 1.6rem; font-size: 0.75rem; }
}