/* ============================================
   Villa Tulua Siargao - Shared Styles
   Colors: #3d2b1f (dark cocoa) / #a8d5ba (sage mint)
   Fonts: Tenor Sans + Red Hat Display
   ============================================ */

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

:root {
  --cocoa: #3d2b1f;
  --cocoa-light: #5a4235;
  --mint: #a8d5ba;
  --mint-light: #c8e8d4;
  --mint-dark: #7dbf9a;
  --white: #ffffff;
  --off-white: #faf8f5;
  --gray-100: #f5f3f0;
  --gray-200: #e8e4df;
  --gray-300: #d1cbc4;
  --gray-600: #7a7067;
  --gray-800: #4a4039;
  --shadow-sm: 0 1px 3px rgba(61, 43, 31, 0.08);
  --shadow-md: 0 4px 12px rgba(61, 43, 31, 0.1);
  --shadow-lg: 0 8px 30px rgba(61, 43, 31, 0.12);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --transition: 0.3s ease;
}

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

body {
  font-family: 'Red Hat Display', sans-serif;
  color: var(--cocoa);
  background-color: var(--off-white);
  line-height: 1.7;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Tenor Sans', serif;
  font-weight: 400;
  line-height: 1.3;
}

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

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

ul {
  list-style: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Fade-in Animation --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Header / Navbar
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 20px 0;
  transition: background-color var(--transition), padding var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  background-color: rgba(250, 248, 245, 0.97);
  padding: 12px 0;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: 'Tenor Sans', serif;
  font-size: 1.5rem;
  color: var(--white);
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: color var(--transition);
}

.site-header.scrolled .logo {
  color: var(--cocoa);
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  font-family: 'Red Hat Display', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--white);
  letter-spacing: 1px;
  text-transform: uppercase;
  position: relative;
  padding-bottom: 4px;
  transition: color var(--transition);
}

.site-header.scrolled .nav-links a {
  color: var(--cocoa);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--mint);
  transition: width var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links a.active {
  color: var(--mint);
}

.site-header.scrolled .nav-links a.active {
  color: var(--mint-dark);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  background: none;
  border: none;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 28px;
  height: 2px;
  background-color: var(--white);
  transition: all var(--transition);
}

.site-header.scrolled .hamburger span {
  background-color: var(--cocoa);
}

.hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile nav overlay */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: rgba(61, 43, 31, 0.97);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.mobile-nav.open {
  display: flex;
  opacity: 1;
  pointer-events: all;
}

.mobile-nav a {
  font-family: 'Tenor Sans', serif;
  font-size: 1.5rem;
  color: var(--white);
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: color var(--transition);
}

.mobile-nav a:hover,
.mobile-nav a.active {
  color: var(--mint);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -2;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(61, 43, 31, 0.4) 0%,
    rgba(61, 43, 31, 0.25) 50%,
    rgba(61, 43, 31, 0.5) 100%
  );
  z-index: -1;
}

.hero-content {
  max-width: 700px;
  padding: 0 24px;
}

.hero-content h1 {
  font-size: 3.5rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 16px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero-content p {
  font-size: 1.15rem;
  font-weight: 300;
  margin-bottom: 32px;
  opacity: 0.9;
}

.hero-cta {
  display: inline-block;
  padding: 14px 40px;
  border: 2px solid var(--mint);
  color: var(--white);
  font-family: 'Red Hat Display', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: all var(--transition);
}

.hero-cta:hover {
  background-color: var(--mint);
  color: var(--cocoa);
}

/* Page hero (inner pages) */
.page-hero {
  height: 50vh;
  min-height: 350px;
}

.page-hero .hero-content h1 {
  font-size: 2.8rem;
}

/* ============================================
   Breadcrumb
   ============================================ */
.breadcrumb {
  padding: 16px 0;
  background-color: var(--gray-100);
  border-bottom: 1px solid var(--gray-200);
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--gray-600);
}

.breadcrumb-list a {
  color: var(--cocoa);
  transition: color var(--transition);
}

.breadcrumb-list a:hover {
  color: var(--mint-dark);
}

.breadcrumb-list .separator {
  color: var(--gray-300);
}

.breadcrumb-list .current {
  color: var(--gray-600);
}

/* ============================================
   Section Shared
   ============================================ */
.section {
  padding: 80px 0;
}

.section-alt {
  background-color: var(--gray-100);
}

.section-title {
  font-size: 2.2rem;
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.section-subtitle {
  text-align: center;
  color: var(--gray-600);
  font-size: 1rem;
  margin-bottom: 48px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.mint-line {
  width: 60px;
  height: 3px;
  background-color: var(--mint);
  margin: 16px auto 0;
}

/* ============================================
   About / Intro
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.about-text h2 {
  font-size: 2rem;
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.about-text p {
  color: var(--gray-600);
  margin-bottom: 16px;
}

.about-text .highlight {
  color: var(--mint-dark);
  font-weight: 600;
}

/* ============================================
   Amenities
   ============================================ */
.amenities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
}

.amenity-card {
  text-align: center;
  padding: 32px 20px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.amenity-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.amenity-icon {
  font-size: 2rem;
  margin-bottom: 16px;
  color: var(--mint-dark);
}

.amenity-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.amenity-card p {
  font-size: 0.9rem;
  color: var(--gray-600);
}

/* ============================================
   Villas / Rooms
   ============================================ */
.villa-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 64px;
  padding: 40px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.villa-card:nth-child(even) {
  direction: rtl;
}

.villa-card:nth-child(even) > * {
  direction: ltr;
}

.villa-card-image {
  border-radius: var(--radius-md);
  overflow: hidden;
}

.villa-card-image img {
  width: 100%;
  height: 350px;
  object-fit: cover;
}

.villa-card-info h3 {
  font-size: 1.6rem;
  margin-bottom: 12px;
  letter-spacing: 1px;
}

.villa-card-info p {
  color: var(--gray-600);
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.villa-features {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.villa-feature {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--mint-light);
  color: var(--cocoa);
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
}

.btn-primary {
  display: inline-block;
  padding: 12px 32px;
  background-color: var(--cocoa);
  color: var(--white);
  font-family: 'Red Hat Display', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  border: 2px solid var(--cocoa);
}

.btn-primary:hover {
  background-color: transparent;
  color: var(--cocoa);
}

.btn-outline {
  display: inline-block;
  padding: 12px 32px;
  background-color: transparent;
  color: var(--cocoa);
  font-family: 'Red Hat Display', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  border: 2px solid var(--cocoa);
  transition: all var(--transition);
}

.btn-outline:hover {
  background-color: var(--cocoa);
  color: var(--white);
}

/* ============================================
   Gallery
   ============================================ */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.gallery-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  position: relative;
}

.gallery-item img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(61, 43, 31, 0);
  transition: background var(--transition);
}

.gallery-item:hover::after {
  background: rgba(61, 43, 31, 0.15);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.lightbox.active {
  display: flex;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 32px;
  font-size: 2rem;
  color: var(--white);
  cursor: pointer;
  background: none;
  border: none;
  font-family: inherit;
  transition: opacity var(--transition);
}

.lightbox-close:hover {
  opacity: 0.7;
}

.lightbox-prev,
.lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2.5rem;
  color: var(--white);
  cursor: pointer;
  background: none;
  border: none;
  padding: 16px;
  transition: opacity var(--transition);
}

.lightbox-prev { left: 16px; }
.lightbox-next { right: 16px; }

.lightbox-prev:hover,
.lightbox-next:hover {
  opacity: 0.7;
}

/* ============================================
   Testimonials
   ============================================ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.testimonial-card {
  padding: 32px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--mint);
}

.testimonial-card p {
  font-style: italic;
  color: var(--gray-600);
  margin-bottom: 16px;
  line-height: 1.8;
}

.testimonial-author {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--cocoa);
}

.testimonial-source {
  font-size: 0.8rem;
  color: var(--gray-600);
}

.testimonial-stars {
  color: #e8b931;
  margin-bottom: 12px;
  font-size: 1rem;
  letter-spacing: 2px;
}

/* ============================================
   Contact
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info-block {
  margin-bottom: 28px;
}

.contact-info-block h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--cocoa);
}

.contact-info-block p,
.contact-info-block a {
  color: var(--gray-600);
  font-size: 0.95rem;
}

.contact-info-block a:hover {
  color: var(--mint-dark);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--cocoa);
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 12px 16px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: 'Red Hat Display', sans-serif;
  font-size: 0.95rem;
  color: var(--cocoa);
  background: var(--white);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--mint-dark);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.map-embed {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-top: 48px;
}

.map-embed iframe {
  width: 100%;
  height: 350px;
  border: 0;
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  background-color: var(--cocoa);
  color: rgba(255, 255, 255, 0.8);
  padding: 60px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .logo {
  display: inline-block;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.8;
  max-width: 280px;
}

.footer-col h4 {
  font-family: 'Tenor Sans', serif;
  font-size: 1rem;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.footer-col a {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 8px;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--mint);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
}

.social-links {
  display: flex;
  gap: 16px;
  margin-top: 16px;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.85rem;
  transition: all var(--transition);
}

.social-links a:hover {
  background-color: var(--mint);
  border-color: var(--mint);
  color: var(--cocoa);
}

/* ============================================
   About Page Specific
   ============================================ */
.story-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.story-section.reverse {
  direction: rtl;
}

.story-section.reverse > * {
  direction: ltr;
}

.story-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.story-image img {
  width: 100%;
  height: 380px;
  object-fit: cover;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 32px;
  margin-top: 40px;
}

.value-card {
  padding: 32px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.value-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.value-card p {
  font-size: 0.9rem;
  color: var(--gray-600);
}

.value-icon {
  font-size: 2rem;
  margin-bottom: 16px;
  color: var(--mint-dark);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 992px) {
  .about-grid,
  .contact-grid,
  .story-section,
  .villa-card {
    grid-template-columns: 1fr;
  }

  .villa-card:nth-child(even) {
    direction: ltr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .hero-content h1 {
    font-size: 2.5rem;
  }

  .page-hero .hero-content h1 {
    font-size: 2.2rem;
  }

  .section-title {
    font-size: 1.8rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .page-hero .hero-content h1 {
    font-size: 1.8rem;
  }

  .section {
    padding: 60px 0;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .gallery-item img {
    height: 200px;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 1.6rem;
    letter-spacing: 2px;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .gallery-item img {
    height: 250px;
  }

  .container {
    padding: 0 16px;
  }
}