/* Premium Modern Design System */
:root {
  --primary: #6366f1; /* Indigo */
  --primary-glow: rgba(99, 102, 241, 0.5);
  --secondary: #ec4899; /* Pink */
  --accent: #f59e0b; /* Amber */
  --bg-dark: #0f172a; /* Slate 900 */
  --bg-card: rgba(30, 41, 59, 0.7); /* Slate 800 with transparency */
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-bg: rgba(255, 255, 255, 0.05);
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Mesh Gradient Background */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 0% 0%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 100% 0%, rgba(236, 72, 153, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 50% 100%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
  z-index: -1;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Typography Enhancements */
h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  padding: 4rem 0;
}

.hero-title {
  font-size: clamp(3rem, 8vw, 5.5rem);
  line-height: 1.1;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, #fff 0%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 3vw, 1.5rem);
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto 2.5rem;
}

.hero-date {
  display: inline-block;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  padding: 0.5rem 1.5rem;
  border-radius: 100px;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 3rem;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Premium Form Design */
.rsvp-form {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  padding: 2.5rem;
  border-radius: 2rem;
  width: 100%;
  max-width: 450px;
  margin: 0 auto;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.rsvp-form input {
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid var(--glass-border);
  padding: 1rem 1.5rem;
  border-radius: 1rem;
  color: white;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.rsvp-form input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.cta-button {
  background: linear-gradient(135deg, var(--primary) 0%, #4f46e5 100%);
  color: white;
  padding: 1rem 2rem;
  border: none;
  border-radius: 1rem;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 10px 15px -3px rgba(99, 102, 241, 0.4);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 25px -5px rgba(99, 102, 241, 0.5);
}

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

.section h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 4rem;
  text-align: center;
}

.bullets {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.bullets li {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  padding: 3rem 2rem;
  border-radius: 2rem;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: center;
}

.bullets li:hover {
  transform: translateY(-10px);
  border-color: var(--primary);
  background: rgba(30, 41, 59, 0.9);
}

.bullets li::before {
  content: "✦";
  display: block;
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
}

/* Coach Section Upgrade */
.coach-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  background: var(--bg-card);
  padding: 4rem;
  border-radius: 3rem;
  border: 1px solid var(--glass-border);
}

.coach-photo {
  width: 100%;
  height: 500px;
  object-fit: cover;
  border-radius: 2rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3);
}

.coach-bio h2 {
  text-align: left;
  margin-bottom: 1.5rem;
}

.coach-bio p {
  font-size: 1.1rem;
  color: var(--text-muted);
}

/* Footer Upgrade */
.footer {
  padding: 4rem 0;
  border-top: 1px solid var(--glass-border);
  text-align: center;
}

.footer p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
}

/* Scroll Animation */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive Adjustments */
@media (max-width: 900px) {
  .coach-container {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 2rem;
  }
  
  .coach-bio h2 {
    text-align: center;
  }

  .coach-photo {
    height: 350px;
  }
}