/* Things To Do In Hawaii - MVP Stylesheet */
/* Dark theme with tropical teal & orange accents */

:root {
  --dark-bg: #0f172a;
  --darker-bg: #0a0e27;
  --teal-primary: #0d9488;
  --teal-light: #14b8a6;
  --orange-accent: #f97316;
  --orange-light: #fb923c;
  --text-light: #f1f5f9;
  --text-muted: #cbd5e1;
  --border-color: #1e293b;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--dark-bg);
  color: var(--text-light);
  line-height: 1.6;
  font-size: 16px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  background: linear-gradient(135deg, var(--teal-light) 0%, var(--orange-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  color: var(--teal-light);
}

h3 {
  font-size: 1.5rem;
  color: var(--text-light);
}

h4, h5, h6 {
  font-size: 1.25rem;
  color: var(--text-muted);
}

p {
  margin-bottom: 1.5rem;
  color: var(--text-muted);
  font-size: 1rem;
}

a {
  color: var(--teal-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--orange-accent);
  text-decoration: underline;
}

/* Header & Navigation */
header {
  position: sticky;
  top: 0;
  background-color: rgba(10, 14, 39, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  padding: 1rem 0;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--teal-light) 0%, var(--orange-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
  flex-wrap: wrap;
}

nav a {
  font-size: 0.95rem;
  transition: all 0.3s ease;
  border-bottom: 2px solid transparent;
  padding-bottom: 0.25rem;
}

nav a:hover {
  color: var(--orange-accent);
  border-bottom-color: var(--orange-accent);
}

/* Hero Section */
.hero {
  min-height: 500px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.1) 0%, rgba(249, 115, 22, 0.1) 100%);
  border-bottom: 1px solid var(--border-color);
  padding: 3rem 1rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
  z-index: 0;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 8s ease-in-out infinite;
  z-index: 0;
}

.hero-content {
  max-width: 800px;
  z-index: 1;
  position: relative;
}

.hero-image {
  width: 100%;
  max-width: 600px;
  height: 300px;
  background: linear-gradient(135deg, var(--border-color) 0%, rgba(13, 148, 136, 0.2) 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 2rem auto;
  border: 2px solid var(--teal-primary);
  color: var(--text-muted);
  font-size: 0.9rem;
  text-align: center;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border-radius: 6px;
  font-weight: 600;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--teal-primary) 0%, var(--teal-light) 100%);
  color: var(--dark-bg);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(13, 148, 136, 0.3);
}

.btn-secondary {
  background: transparent;
  border-color: var(--orange-accent);
  color: var(--orange-accent);
}

.btn-secondary:hover {
  background: rgba(249, 115, 22, 0.1);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

section {
  padding: 4rem 1rem;
  border-bottom: 1px solid var(--border-color);
}

section:last-child {
  border-bottom: none;
}

/* Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.card {
  background-color: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 2rem;
  transition: all 0.3s ease;
  overflow: hidden;
}

.card:hover {
  border-color: var(--teal-primary);
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(13, 148, 136, 0.2);
}

.card h3 {
  color: var(--teal-light);
  margin-bottom: 1rem;
}

.card-image {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, var(--border-color) 0%, rgba(13, 148, 136, 0.2) 100%);
  border-radius: 6px;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  border: 1px solid var(--border-color);
}

/* Footer */
footer {
  background-color: var(--darker-bg);
  border-top: 1px solid var(--border-color);
  padding: 3rem 1rem;
  text-align: center;
  color: var(--text-muted);
}

footer a {
  color: var(--teal-primary);
}

footer a:hover {
  color: var(--orange-accent);
}

/* Animations */
@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* Mobile Responsive */
@media (max-width: 768px) {
  header {
    padding: 0.75rem 0;
  }

  .header-container {
    flex-wrap: wrap;
  }

  nav ul {
    gap: 1rem;
    width: 100%;
    margin-top: 1rem;
    justify-content: center;
  }

  .hero {
    min-height: 350px;
    padding: 2rem 1rem;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  section {
    padding: 2.5rem 1rem;
  }

  .grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  nav a {
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 15px;
  }

  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  .hero {
    min-height: 300px;
    padding: 1.5rem 1rem;
  }

  .hero-image {
    height: 200px;
    margin: 1rem auto;
  }

  section {
    padding: 2rem 1rem;
  }

  .btn {
    padding: 0.65rem 1.5rem;
    font-size: 0.9rem;
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mt-4 { margin-top: 4rem; }

.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }
.mb-4 { margin-bottom: 4rem; }

.text-muted {
  color: var(--text-muted);
}

.text-light {
  color: var(--text-light);
}

.gradient-text {
  background: linear-gradient(135deg, var(--teal-light) 0%, var(--orange-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}