/* Global Variables & Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&display=swap');

:root {
  --deep-navy: #0b1f3a;
  --charcoal: #1c1c1c;
  --ivory: #f5f5f0;
  --subtle-gold: #c5a46d;
  --font-serif: 'Playfair Display', serif;
  --font-sans: 'Inter', sans-serif;
  --transition-smooth: 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

/* Reset & Utilities */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-sans);
  background-color: var(--ivory);
  color: var(--charcoal);
  line-height: 1.6;
  overflow-x: hidden;
  opacity: 1;
  transition: opacity 0.5s ease;
}

body.fade-out {
  opacity: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--deep-navy);
  font-weight: 600;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

ul {
  list-style: none;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* Typography Selection */
p {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  color: #333;
}

/* --- Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-smooth), transform var(--transition-smooth);
}
.reveal.reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity var(--transition-smooth), transform var(--transition-smooth);
}
.reveal-left.reveal-visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity var(--transition-smooth), transform var(--transition-smooth);
}
.reveal-right.reveal-visible {
  opacity: 1;
  transform: translateX(0);
}

/* --- Navigation --- */
header.main-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--deep-navy);
  color: var(--ivory);
  padding: 1rem 0;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

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

.logo a {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--subtle-gold);
  font-weight: 700;
  letter-spacing: 1px;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #ddd;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--subtle-gold);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--ivory);
}

@media (max-width: 992px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--deep-navy);
    flex-direction: column;
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.1);
  }
  .nav-links.active {
    display: flex;
  }
  .mobile-menu-toggle {
    display: block;
  }
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  background-color: var(--subtle-gold);
  color: var(--deep-navy);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  border: none;
  cursor: pointer;
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.3s ease;
  font-family: var(--font-sans);
}

.btn:hover {
  background-color: var(--deep-navy);
  color: var(--subtle-gold);
}

/* --- Sections & Layouts --- */
.section-padding {
  padding: 6rem 0;
}

.bg-dark {
  background-color: var(--charcoal);
  color: var(--ivory);
}

.bg-dark p {
  color: #ccc;
}

.bg-navy {
  background-color: var(--deep-navy);
  color: var(--ivory);
}

.bg-navy h2 {
  color: var(--subtle-gold);
}

.bg-navy p {
  color: #ddd;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 768px) {
  .grid-2 {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* --- Hero General --- */
.hero-banner {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-align: center;
  background-color: var(--deep-navy);
  overflow: hidden;
}

.hero-banner::after {
  content: '';
  position: absolute;
  top: 0;
  left:0;
  width: 100%;
  height: 100%;
  background: rgba(11, 31, 58, 0.7); /* Deep Navy Overlay */
  z-index: 1;
}

.hero-banner img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 0 20px;
}

.hero-content h1 {
  font-size: 3.5rem;
  color: var(--subtle-gold);
  margin-bottom: 1rem;
}

.hero-content p {
  font-size: 1.3rem;
  color: var(--ivory);
}

/* --- Code Gate Index --- */
.gateway-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--deep-navy);
  color: var(--ivory);
}

.gateway-box {
  background-color: var(--charcoal);
  padding: 4rem;
  border-radius: 8px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  max-width: 400px;
  width: 90%;
  border-top: 4px solid var(--subtle-gold);
}

.gateway-box h1 {
  color: var(--subtle-gold);
  margin-bottom: 0.5rem;
  font-size: 2rem;
}

.gateway-box p {
  color: #aaa;
  margin-bottom: 2rem;
  font-size: 0.9rem;
}

.gateway-form input {
  width: 100%;
  padding: 1rem;
  margin-bottom: 1rem;
  border: 1px solid #444;
  background: #111;
  color: #fff;
  font-family: var(--font-sans);
  text-align: center;
  letter-spacing: 2px;
  border-radius: 4px;
}

.gateway-form input:focus {
  outline: none;
  border-color: var(--subtle-gold);
}

.gateway-form button {
  width: 100%;
}

.error-msg {
  color: #e74c3c;
  font-size: 0.85rem;
  margin-top: 1rem;
  display: none;
}

/* --- Footer --- */
.main-footer {
  background-color: #111;
  color: #aaa;
  padding: 3rem 0;
  text-align: center;
  font-size: 0.9rem;
}

.main-footer p {
  margin-bottom: 0.5rem;
  color: #aaa;
  font-size: 0.9rem;
}

.main-footer a {
  color: var(--subtle-gold);
}

.main-footer a:hover {
  text-decoration: underline;
}