:root {
  --primary: #1E4B61;
  --secondary: #A3C1AD;
  --bg-color: #ffffff;
  --text-color: #171717;
  --text-muted: #4a4a4a;
  --white: #ffffff;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --serif-font: "Playfair Display", "Times New Roman", serif;
  --sans-font: "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --border-radius: 8px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  --grain-overlay: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--sans-font);
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--grain-overlay);
  opacity: 0.03;
  pointer-events: none;
  z-index: 9999;
}

h1, h2, h3, h4 {
  font-family: var(--serif-font);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  color: var(--primary);
}

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

/* Header & Navigation */
header {
  background: var(--white);
  padding: 1rem 5%;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.8rem;
  cursor: pointer;
  color: var(--primary);
  padding: 0.5rem;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
  align-items: center;
}

nav ul li {
  position: relative;
}

nav ul li a {
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  display: inline-flex;
  align-items: center;
  transition: color 0.3s ease, background-color 0.3s ease;
}

nav ul li.has-dropdown > a::after {
  content: "";
  display: inline-block;
  margin-left: 0.5rem;
  border: solid currentColor;
  border-width: 0 2px 2px 0;
  padding: 2.5px;
  transform: translateY(-2px) rotate(45deg);
  transition: transform 0.3s ease;
}

nav ul li.has-dropdown:hover > a::after,
nav ul li.has-dropdown:focus-within > a::after {
  transform: translateY(2px) rotate(-135deg);
}

nav ul li a:hover,
nav ul li a:focus {
  color: var(--primary);
  outline: none;
}

/* Multi-level Dropdown */
nav ul li ul {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  display: flex;
  flex-direction: column;
  min-width: 260px;
  box-shadow: var(--shadow);
  padding: 1rem 0;
  border-top: 3px solid var(--primary);
  border-radius: 0 0 var(--border-radius) var(--border-radius);
  opacity: 0;
  visibility: hidden;
  transform: translateY(15px);
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.4s ease, transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1001;
}

nav ul li ul li {
  position: relative;
}

/* Sub-level 2+ Dropdowns */
nav ul li ul li ul {
  top: 0;
  left: 100%;
  border-top: none;
  border-left: 3px solid var(--primary);
  border-radius: 0 var(--border-radius) var(--border-radius) var(--border-radius);
  transform: translateX(15px);
}

nav ul li:hover > ul,
nav ul li:focus-within > ul {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

nav ul li ul li:hover > ul,
nav ul li ul li:focus-within > ul {
  transform: translateX(0);
}

nav ul li a:focus-visible {
  outline: 2px dashed var(--primary);
  outline-offset: 4px;
  border-radius: 4px;
}

nav ul li ul li a {
  padding: 0.75rem 1.5rem;
  text-transform: none;
  display: flex;
  align-items: center;
  font-size: 0.95rem;
  transition: all 0.3s ease;
}

nav ul li ul li.has-dropdown > a::after {
  transform: translateY(-1px) rotate(-45deg);
  margin-left: auto;
}

nav ul li ul li.has-dropdown:hover > a::after,
nav ul li ul li.has-dropdown:focus-within > a::after {
  transform: translateY(-1px) rotate(-45deg) translateX(3px);
}

nav ul li ul li a:hover,
nav ul li ul li a:focus {
  background: rgba(163, 193, 173, 0.15);
  color: var(--primary);
  padding-left: 2rem;
  outline: none;
}

/* Menu Category & Department Icons */
nav ul li a i,
nav ul li a svg,
.category-icon,
.dept-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin-right: 0.75rem;
  font-size: 1.15rem;
  color: var(--primary);
  background: rgba(30, 75, 97, 0.05);
  border-radius: 50%;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), background 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
}

nav ul li a:hover i,
nav ul li a:hover svg,
nav ul li a:hover .category-icon,
nav ul li a:hover .dept-icon,
nav ul li a:focus i,
nav ul li a:focus svg,
nav ul li a:focus .category-icon,
nav ul li a:focus .dept-icon {
  background: var(--primary);
  color: var(--white);
  transform: scale(1.15) rotate(5deg);
}

/* Hero Section */
.hero {
  position: relative;
  height: 80vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  color: var(--white);
  text-align: center;
}

.hero-content {
  background: rgba(30, 75, 97, 0.85);
  padding: 3rem;
  max-width: 800px;
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius);
}

.hero h1 {
  color: var(--white);
  font-size: 3.5rem;
}

/* Booking Widget Integration */
.booking-container {
  max-width: 1100px;
  margin: -50px auto 4rem;
  background: var(--white);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  position: relative;
  z-index: 10;
}

/* Bento Grid */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 250px;
  gap: 1.5rem;
  padding: 4rem 5%;
  max-width: 1400px;
  margin: 0 auto;
}

.bento-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  background: var(--secondary);
  transition: var(--transition);
}

.bento-item:hover {
  transform: translateY(-5px);
}

.bento-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.8);
  transition: var(--transition);
}

.bento-item:hover img {
  filter: brightness(0.9) scale(1.05);
}

.bento-title {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  color: var(--white);
  font-family: var(--serif-font);
  font-size: 1.2rem;
}

.bento-item.wide { grid-column: span 2; }
.bento-item.tall { grid-row: span 2; }

/* Content Sections */
.section {
  padding: 4rem 5%;
  max-width: 1200px;
  margin: 0 auto;
}

.section h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
}

/* Buttons & CTA */
.btn {
  display: inline-block;
  padding: 1rem 2rem;
  background-color: var(--primary);
  color: var(--white);
  font-weight: 600;
  border-radius: var(--border-radius);
  transition: var(--transition);
  border: none;
  cursor: pointer;
  font-family: var(--sans-font);
  letter-spacing: 0.5px;
}

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

/* Sticky Bottom CTA */
.sticky-cta {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  left: 2rem;
  display: flex;
  justify-content: center;
  z-index: 900;
  pointer-events: none;
}

.sticky-cta a {
  pointer-events: auto;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
  padding: 1.2rem 3rem;
  font-size: 1.1rem;
}

/* Footer Allégé */
footer {
  background: var(--bg-color);
  padding: 4rem 5% 4rem;
  border-top: 1px solid #eaeaea;
  text-align: center;
}

.footer-simple {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
}

.footer-links li a {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.3s ease;
}

.footer-links li a:hover,
.footer-links li a:focus {
  color: var(--primary);
  text-decoration: underline;
}

.footer-copyright {
  font-size: 0.85rem;
  color: #888;
  margin-top: 1rem;
  padding-top: 2rem;
  border-top: 1px solid #eaeaea;
  width: 100%;
}

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

@media (max-width: 768px) {
  .hero h1 { font-size: 2.5rem; }
  .bento-grid { grid-template-columns: 1fr; grid-auto-rows: 200px; }
  .bento-item.wide, .bento-item.tall { grid-column: span 1; grid-row: span 1; }
  
  header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
  }
  .menu-toggle {
    display: block;
  }
  nav {
    width: 100%;
  }
  nav ul {
    display: none;
    flex-direction: column;
    width: 100%;
    gap: 0;
    background: var(--white);
    padding-top: 1rem;
  }
  nav ul.active {
    display: flex;
  }
  nav ul li {
    width: 100%;
  }
  nav ul li a {
    padding: 1rem 0;
    border-bottom: 1px solid #eaeaea;
    width: 100%;
    justify-content: space-between;
  }
  nav ul li ul {
    position: static;
    transform: none;
    box-shadow: none;
    border: none;
    opacity: 0;
    display: none;
    visibility: hidden;
    padding: 0 0 0 1rem;
    min-width: 100%;
  }
  nav ul li.active > ul {
    display: flex;
    opacity: 1;
    visibility: visible;
  }
  nav ul li ul li ul {
    position: static;
    transform: none;
    border: none;
    border-left: 2px solid var(--primary);
    padding-left: 1rem;
  }
  
  .sticky-cta { bottom: 1rem; left: 1rem; right: 1rem; }
  .sticky-cta a { width: 100%; text-align: center; }
  .footer-links { gap: 1rem; flex-direction: column; }
}

/* Booking Widget Iframe Specifics */
iframe[src*="trpwdg.com"] {
  border-radius: var(--border-radius);
  width: 100% !important;
  border: none !important;
}