/* ============================================
   The Atlantic Seafood Restaurant & Bar
   Custom Styles & Animations
   ============================================ */

:root {
  --color-primary: #0B1120;
  --color-secondary: #131B2E;
  --color-surface: #1A2340;
  --color-gold: #C9A96E;
  --color-gold-light: #E2C992;
  --color-gold-dark: #A68B4B;
  --color-cream: #F5F0E8;
  --color-white: #FAFAF8;
  --color-muted: #8B95A8;
  --font-display: 'Playfair Display', serif;
  --font-body: 'Cormorant Garamond', serif;
  --font-ui: 'Outfit', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--color-gold) var(--color-primary);
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--color-primary); }
::-webkit-scrollbar-thumb { background: var(--color-gold); border-radius: 4px; }

body {
  font-family: var(--font-body);
  background: var(--color-primary);
  color: var(--color-cream);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ---- Grain Overlay ---- */
.grain-overlay::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* ---- Gold Gradient Text ---- */
.text-gold-gradient {
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold), var(--color-gold-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- Gold Shimmer ---- */
.gold-shimmer {
  background: linear-gradient(
    110deg,
    var(--color-gold) 0%,
    var(--color-gold-light) 20%,
    var(--color-gold) 40%,
    var(--color-gold-light) 60%,
    var(--color-gold) 80%,
    var(--color-gold-light) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 8s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* ---- Section Divider Wave ---- */
.wave-divider {
  position: relative;
  width: 100%;
  overflow: hidden;
  line-height: 0;
}
.wave-divider svg {
  display: block;
  width: 100%;
  height: 60px;
}

/* ---- Decorative Line ---- */
.deco-line {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  margin: 0 auto;
}
.deco-line-left {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, var(--color-gold), transparent);
}

/* ---- Parallax Hero ---- */
.hero-parallax {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-parallax .hero-bg {
  position: absolute;
  inset: -20%;
  width: 140%;
  height: 140%;
  object-fit: cover;
  will-change: transform;
  transition: transform 0.1s linear;
}
.hero-parallax .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(11, 17, 32, 0.7) 0%,
    rgba(11, 17, 32, 0.4) 40%,
    rgba(11, 17, 32, 0.6) 70%,
    rgba(11, 17, 32, 0.95) 100%
  );
}
.hero-parallax .hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
}

/* ---- Ken Burns for hero bg ---- */
@keyframes kenBurns {
  0% { transform: scale(1) translate(0, 0); }
  50% { transform: scale(1.08) translate(-1%, -1%); }
  100% { transform: scale(1) translate(0, 0); }
}
.ken-burns {
  animation: kenBurns 25s ease-in-out infinite;
}

/* ---- Scroll Reveal Animations ---- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}
.reveal-right {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}
.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* ---- Navigation ---- */
.nav-main {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: background 0.4s ease, padding 0.4s ease, box-shadow 0.4s ease;
  padding: 1.5rem 0;
}
.nav-main.scrolled {
  background: rgba(11, 17, 32, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 0.75rem 0;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}
.nav-link {
  position: relative;
  font-family: var(--font-ui);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-cream);
  text-decoration: none;
  padding: 0.5rem 0;
  transition: color 0.3s ease;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-gold);
  transition: width 0.3s ease;
}
.nav-link:hover { color: var(--color-gold); }
.nav-link:hover::after { width: 100%; }
.nav-link.active { color: var(--color-gold); }
.nav-link.active::after { width: 100%; }

/* ---- CTA Button ---- */
.btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
  padding: 1rem 2.5rem;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}
.btn-gold::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  opacity: 0;
  transition: opacity 0.4s ease;
}
.btn-gold:hover::before { opacity: 1; }
.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(201, 169, 110, 0.3);
}
.btn-gold span { position: relative; z-index: 1; }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  background: transparent;
  padding: 1rem 2.5rem;
  border: 1px solid var(--color-gold);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.4s ease;
}
.btn-outline:hover {
  background: var(--color-gold);
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(201, 169, 110, 0.2);
}

/* ---- Card Hover ---- */
.card-hover {
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.5s ease;
}
.card-hover:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

/* ---- Image Hover ---- */
.img-zoom {
  overflow: hidden;
}
.img-zoom img {
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.img-zoom:hover img {
  transform: scale(1.08);
}

/* ---- Gallery Masonry ---- */
.masonry-grid {
  columns: 3;
  column-gap: 1rem;
}
.masonry-grid .masonry-item {
  break-inside: avoid;
  margin-bottom: 1rem;
}
@media (max-width: 1024px) {
  .masonry-grid { columns: 2; }
}
@media (max-width: 640px) {
  .masonry-grid { columns: 1; }
}

/* ---- Testimonial Card ---- */
.testimonial-card {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-surface));
  border: 1px solid rgba(201, 169, 110, 0.1);
  padding: 2.5rem;
  position: relative;
}
.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: 1rem;
  left: 1.5rem;
  font-family: var(--font-display);
  font-size: 5rem;
  line-height: 1;
  color: var(--color-gold);
  opacity: 0.15;
}

/* ---- Menu Item ---- */
.menu-item {
  border-bottom: 1px solid rgba(201, 169, 110, 0.08);
  padding: 1.5rem 0;
  transition: background 0.3s ease;
}
.menu-item:hover {
  background: rgba(201, 169, 110, 0.03);
}
.menu-price {
  font-family: var(--font-display);
  color: var(--color-gold);
  font-size: 1.25rem;
  white-space: nowrap;
}

/* ---- Tab Navigation (Menu) ---- */
.tab-btn {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-muted);
  background: none;
  border: 1px solid rgba(139, 149, 168, 0.2);
  padding: 0.75rem 1.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
}
.tab-btn:hover {
  color: var(--color-gold);
  border-color: var(--color-gold);
}
.tab-btn.active {
  color: var(--color-primary);
  background: var(--color-gold);
  border-color: var(--color-gold);
}

/* ---- Mobile Nav ---- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(11, 17, 32, 0.98);
  backdrop-filter: blur(30px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  transform: translateX(100%);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.mobile-menu.open {
  transform: translateX(0);
}
.mobile-menu .nav-link {
  font-size: 1.2rem;
  letter-spacing: 0.2em;
}

/* ---- Hamburger ---- */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  z-index: 1001;
  padding: 8px;
}
.hamburger span {
  display: block;
  width: 28px;
  height: 1.5px;
  background: var(--color-cream);
  transition: all 0.4s ease;
  transform-origin: center;
}
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}
@media (max-width: 768px) {
  .hamburger { display: flex; }
}

/* ---- Form Styling ---- */
.form-input {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--color-cream);
  background: var(--color-secondary);
  border: 1px solid rgba(201, 169, 110, 0.15);
  padding: 1rem 1.25rem;
  width: 100%;
  outline: none;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.form-input::placeholder {
  color: var(--color-muted);
}
.form-input:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.1);
}

/* ---- Section Heading Pattern ---- */
.section-label {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-gold);
}

/* ---- Footer ---- */
footer a {
  color: var(--color-muted);
  text-decoration: none;
  transition: color 0.3s ease;
}
footer a:hover {
  color: var(--color-gold);
}

/* ---- Page Transition ---- */
.page-transition {
  animation: pageIn 0.6s ease-out;
}
@keyframes pageIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---- Lightbox ---- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(11, 17, 32, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}
.lightbox.open {
  opacity: 1;
  pointer-events: auto;
}
.lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  transform: scale(0.9);
  transition: transform 0.4s ease;
}
.lightbox.open img {
  transform: scale(1);
}
.lightbox-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  background: none;
  border: 1px solid rgba(201, 169, 110, 0.3);
  color: var(--color-cream);
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}
.lightbox-close:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

/* ---- Misc ---- */
.bg-pattern {
  background-image: radial-gradient(rgba(201, 169, 110, 0.03) 1px, transparent 1px);
  background-size: 30px 30px;
}

.text-balance {
  text-wrap: balance;
}

::selection {
  background: var(--color-gold);
  color: var(--color-primary);
}