/* /assets/css/styles.css */
:root {
  /* Color Palette */
  --color-charcoal: #2a2e14;
  --color-charcoal-light: #636B2F;
  --color-ivory: #F8F5F0;
  --color-ivory-dark: #EAE6DF;
  --color-gold: #BAC095;
  --color-gold-light: #d2d7b4;
  --color-sandstone: #D0C8B6;
  --color-sandstone-dark: #A9A08D;
  --color-text-main: #1a1c0d;
  --color-text-muted: #6A6D73;
  --color-text-light: #F8F5F0;

  /* Typography */
  --font-primary: 'Inter', sans-serif;
  --font-secondary: 'Playfair Display', serif;

  /* Spacing & Layout */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;

  --container-width: 1400px;
  
  /* Transitions */
  --trans-fast: 0.3s ease;
  --trans-medium: 0.6s cubic-bezier(0.25, 1, 0.5, 1);
  --trans-slow: 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  font-family: var(--font-primary);
  background-color: var(--color-charcoal);
  color: var(--color-text-light);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  font-weight: 400;
  line-height: 1.2;
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.grid {
  display: grid;
  gap: var(--space-md);
}

/* Architecture Elements (Lines, Borders) */
.divider {
  width: 100%;
  height: 1px;
  background-color: rgba(197, 168, 128, 0.2); /* Muted gold */
  margin: var(--space-lg) 0;
}

.v-divider {
  width: 1px;
  background-color: rgba(197, 168, 128, 0.2);
}

/* Page Transitions Overlay */
#page-transition {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--color-charcoal);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transform-origin: top;
}

.pt-active #page-transition {
  animation: slideOut var(--trans-medium) forwards;
}

@keyframes slideOut {
  0% { transform: scaleY(1); }
  100% { transform: scaleY(0); }
}

/* General Animations */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--trans-medium), transform var(--trans-medium);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  width: 100%;
  padding: var(--space-md) 0;
  z-index: 1000;
  background: transparent;
  transition: background var(--trans-fast);
}

header.scrolled {
  background: var(--color-charcoal-light);
  padding: var(--space-sm) 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

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

.nav-logo h2 {
  font-size: 1.5rem;
  color: var(--color-ivory);
  letter-spacing: 1px;
}

.nav-links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-sandstone);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-gold);
  transition: width var(--trans-fast);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

/* Modern Hamburger for Mobile */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-gold);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Footer (Mandatory) */
footer {
  background-color: var(--color-charcoal-light);
  padding: var(--space-lg) 0 var(--space-md);
  border-top: 1px solid rgba(197, 168, 128, 0.2);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.footer-section h3 {
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
  font-size: 1.2rem;
}

.footer-section p, .footer-section a {
  color: var(--color-sandstone);
  font-size: 0.95rem;
  margin-bottom: var(--space-xs);
  display: block;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(197, 168, 128, 0.1);
  color: var(--color-sandstone-dark);
  font-size: 0.85rem;
}

/* Global Sections (Extracted from home/about) */
.preview-section {
  padding: var(--space-xl) 0;
}
.preview-section.alt-bg {
  background: var(--color-charcoal-light);
}
.section-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}
.section-header h2 {
  color: var(--color-gold);
  font-size: 2.5rem;
  margin-bottom: var(--space-xs);
}
.section-header p {
  color: var(--color-sandstone);
  letter-spacing: 1px;
}
.quick-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}
.quick-card {
  background: var(--color-charcoal);
  padding: var(--space-md);
  border-left: 3px solid var(--color-gold);
  transition: transform var(--trans-fast);
}
.quick-card.alt-bg {
  background: var(--color-charcoal-light);
}
.quick-card:hover {
  transform: translateX(10px);
}
.quick-card h3 {
  color: var(--color-ivory);
  margin-bottom: var(--space-sm);
}
.quick-card p {
  color: var(--color-sandstone);
  font-size: 0.95rem;
  margin-bottom: var(--space-sm);
}
.philosophy-section {
  padding: var(--space-xl) 0;
  background-color: var(--color-charcoal-light);
  text-align: center;
}
.philosophy-box {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-lg);
  border: 1px solid var(--color-gold);
  position: relative;
}
.philosophy-box::before {
  content: '“';
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 4rem;
  color: var(--color-gold);
  font-family: var(--font-secondary);
  background: var(--color-charcoal-light);
  padding: 0 10px;
  line-height: 1;
}
.philosophy-box p {
  font-size: 1.2rem;
  color: var(--color-ivory);
  font-family: var(--font-secondary);
  font-style: italic;
  line-height: 1.8;
  letter-spacing: 0.5px;
}

/* Rounded UI Update */
img,
.gateway-unlock-form,
.timeline-content,
.stat-item,
.philosophy-box,
.highlight-card,
.quick-card,
.about-preview-img,
.btn-outline,
.input-group input,
.input-group button,
.timeline-item::after {
  border-radius: 12px;
}
button, input {
  border-radius: 12px;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none; /* Add a slide-out menu in main.js if needed */
  }
  .menu-toggle {
    display: block;
  }
}