:root {
  /* Light Mode (Default) */
  --bg-color: #ffffff;
  --text-color: #000000;
  --text-light: #222222;
  --accent-color: #0056b3;
  /* Blue */
  --card-bg: #ffffff;
  --nav-bg: rgba(255, 255, 255, 0.95);
  --border-color: rgba(0, 0, 0, 0.1);
  --map-filter: none;

  --font-serif: 'Playfair Display', serif;
  --font-sans: 'Lato', sans-serif;
  --transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

body.dark-mode {
  --bg-color: #0f1115;
  --text-color: #ffffff;
  --text-light: #d0d0d0;
  --accent-color: #3399ff;
  /* Lighter Blue for Dark Mode */
  /* Brighter red for dark mode */
  --card-bg: #16181d;
  --nav-bg: rgba(15, 17, 21, 0.95);
  --border-color: rgba(255, 255, 255, 0.1);
  --map-filter: invert(100%) hue-rotate(180deg) brightness(95%) contrast(90%);
}

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

body {
  font-family: var(--font-serif);
  /* Changed to Playfair Display */
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.7;
  font-size: 1.125rem;
  /* Base size increase */
  transition: background-color 0.5s ease, color 0.5s ease;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-serif);
  font-weight: 400;
  color: var(--text-color);
  line-height: 1.3;
}

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

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 5%;
}

/* Header */
header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: var(--nav-bg);
  backdrop-filter: blur(10px);
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--border-color);
  transition: background 0.5s ease;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-img {
  max-height: 90px;
  width: auto;
  display: block;
  transition: max-height 0.3s ease;
  /* smooth resize */
}

nav {
  display: flex;
  align-items: center;
  gap: 3rem;
  /* Increased from 2rem */
}

.nav-links {
  display: flex;
  gap: 2rem;
  /* Add specific gap for links */
}

.nav-link {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-light);
}

.nav-link:hover {
  color: var(--text-color);
}

#theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-color);
  padding: 5px;
  display: flex;
  align-items: center;
}

/* Hamburger Menu */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-direction: column;
  gap: 5px;
  z-index: 1001;
}

.hamburger .bar {
  display: block;
  width: 25px;
  height: 2px;
  background-color: var(--text-color);
  transition: all 0.3s ease;
}

/* Hero Slider */
.hero-slider {
  position: relative;
  height: 90vh;
  width: 100%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1);
  transition: opacity 2s ease-in-out, transform 7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  z-index: -1;
}

.slide.active {
  opacity: 1;
  transform: scale(1.05);
  /* Subtle slow zoom */
}

.slide::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.3);
  /* Darken slightly for text readability */
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 900px;
  padding: 2rem;
}

.hero-content h1 {
  font-size: 3rem;
  color: white;
  /* Always white on hero images */
  text-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  font-weight: 300;
  letter-spacing: -0.5px;
}

/* Sections */
section {
  padding: 8rem 0;
}

.intro {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.intro h2 {
  font-size: 2rem;
  margin-bottom: 2rem;
}

.intro p {
  font-size: 1.3rem;
  color: var(--text-light);
  margin-bottom: 1rem;
}

.intro-text {
  font-style: italic;
  font-family: var(--font-serif);
}

/* Portfolio */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header p {
  color: var(--text-light);
  margin-top: 1rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.region-list {
  margin-top: 0.5rem;
  display: flex;
  /* Flexbox for better wrapping */
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.8rem;
  /* Space between buttons */
}

.region-link {
  display: inline-block;
  padding: 0.6rem 1.5rem;
  border: 1px solid var(--border-color);
  /* Subtle border initially */
  border-radius: 50px;
  /* Pill shape */
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-sans);
  /* Use sans-serif for UI elements */
  font-size: 0.95rem;
  letter-spacing: 0.5px;
  background-color: transparent;
  color: var(--text-color);
}

.region-link:hover {
  border-color: var(--accent-color);
  color: var(--accent-color);
  transform: translateY(-2px);
}

.region-link.active {
  background-color: var(--accent-color);
  color: #fff;
  /* White text on active */
  border-color: var(--accent-color);
  font-weight: 600;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  /* Lift effect */
}

.country-filter {
  font-family: var(--font-serif);
  font-size: 1.2rem;
}

.map-trigger {
  cursor: pointer;
  transition: color 0.3s ease;
  border-bottom: 2px solid transparent;
  font-weight: 600;
}

.map-trigger:hover {
  color: var(--accent-color);
  border-bottom-color: var(--accent-color);
}

.map-wrapper {
  width: 100%;
  height: 500px;
  margin-bottom: 4rem;
  border-radius: 4px;
  overflow: hidden;
  /* border: 1px solid var(--border-color); */
}

#map {
  width: 100%;
  height: 100%;
  filter: var(--map-filter);
  /* Dark mode map inversion */
  transition: filter 0.5s ease;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 3rem;
}

.winery-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  cursor: pointer;
}

.winery-card:hover {
  transform: translateY(-5px);
  border-color: var(--text-light);
}

.card-image {
  height: 250px;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
  filter: grayscale(20%);
  /* Minimal look */
}

.winery-card:hover .card-image img {
  transform: scale(1.05);
  filter: grayscale(0%);
}

.card-content {
  padding: 2rem;
}

.card-content h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.location {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent-color);
  margin-bottom: 1rem;
}

/* Contact */
.contact-section {
  text-align: center;
  background: var(--card-bg);
  border-top: 1px solid var(--border-color);
}

.contact-details {
  margin-top: 3rem;
  font-size: 1.5rem;
  /* Increased size */
  line-height: 2.2;
}

.contact-details p {
  margin-bottom: 1rem;
}

.contact-details a {
  color: var(--accent-color);
  font-weight: 600;
}

.button {
  display: inline-block;
  margin-top: 2rem;
  padding: 1rem 2.5rem;
  border: 1px solid var(--text-color);
  color: var(--text-color);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.8rem;
  transition: 0.3s;
}

.button:hover {
  background: var(--text-color);
  color: var(--bg-color);
}

/* Responsive */
/* Responsive */
@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2rem;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  /* Mobile Nav */
  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    height: 100vh;
    width: 70%;
    background: var(--nav-bg);
    /* Ensure contrast */
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    transition: 0.4s ease;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    z-index: 1000;
  }

  .logo-img {
    max-height: 60px;
    /* Smaller on mobile */
  }

  .nav-links.active {
    right: 0;
  }

  .nav-links .nav-link {
    font-size: 1.2rem;
  }
}