@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600;700;800&family=Montserrat:wght@300;400;500;600;700&display=swap');

:root {
  /* Colors */
  --surface: #1B3022;
  --surface-container-low: #15261b;
  --surface-container: #1b3022;
  --surface-container-high: #223c2a;
  --surface-container-highest: #284732;
  --surface-container-lowest: #111e15;
  --surface-dim: #0f1a12;
  --surface-tint: #C5A059;

  --primary: #C5A059;
  --on-primary: #1B3022;
  --primary-container: #E8C98B;
  --on-primary-container: #1B3022;

  --secondary: #A08C6A;
  --on-surface: #F9F7F2;
  --on-surface-variant: #E1DFD6;
  --outline-variant: rgba(197, 160, 89, 0.3);

  /* Typography */
  --font-display: 'Cinzel', serif;
  --font-body: 'Montserrat', sans-serif;

  /* Elevations */
  --shadow-ambient: 0 0 24px rgba(0, 0, 0, 0.4);
  --shadow-hover: 0 8px 32px rgba(0, 0, 0, 0.6);

  /* Radius - Enforce Sharp Corners */
  --radius-sm: 0;
  --radius-md: 0;
  --radius-lg: 0;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--surface);
  color: var(--on-surface);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
.display {
  font-family: var(--font-display);
  color: var(--on-surface);
  letter-spacing: -0.02em;
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: 3.5rem;
}

h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

p {
  font-size: 1.125rem;
  color: var(--on-surface-variant);
  margin-bottom: 1.5rem;
  max-width: 70ch;
}

.label {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  color: var(--on-surface-variant);
}

/* Layout / Utilities */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 12rem 0;
}

.section-bg {
  background-color: var(--surface-container-low);
}

.text-center {
  text-align: center;
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.mb-2 {
  margin-bottom: 0.5rem;
}

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

.mb-8 {
  margin-bottom: 2rem;
}

.mb-16 {
  margin-bottom: 4rem;
}

.mt-8 {
  margin-top: 2rem;
}

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

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 768px) {

  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  h1 {
    font-size: 1.8rem;
  }

  .section {
    padding: 4rem 0;
  }
}

/* Glassmorphism Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(27, 48, 34, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 100;
  padding: 1.5rem 0;
  border-bottom: 1px solid rgba(197, 160, 89, 0.2);
  /* Ghost border gold */
}

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

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--primary);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--on-surface-variant);
  font-weight: 500;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: var(--primary);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
  z-index: 1001;
}

.menu-toggle .bar {
  width: 25px;
  height: 3px;
  background-color: var(--primary);
  transition: all 0.3s ease-in-out;
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: rgba(27, 48, 34, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    flex-direction: column;
    align-items: center;
    padding: 2rem 0;
    gap: 1.5rem;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid rgba(197, 160, 89, 0.2);
    transform: translateY(-150%);
    transition: transform 0.3s ease-in-out;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
  }

  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  /* Hamburger animation */
  .menu-toggle.is-active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .menu-toggle.is-active .bar:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle.is-active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
}

/* Responsive Table */
@media (max-width: 768px) {
  .responsive-table table, .responsive-table tbody, .responsive-table th, .responsive-table td, .responsive-table tr {
    display: block;
    width: 100%;
  }
  .responsive-table thead {
    display: none;
  }
  .responsive-table tr {
    margin-bottom: 2rem;
    border: 1px solid var(--outline-variant) !important;
    border-radius: var(--radius-md);
    background-color: var(--surface-container-lowest);
    padding: 1.5rem;
  }
  .responsive-table td {
    text-align: center !important;
    padding: 0.5rem !important;
    border: none !important;
  }
  .responsive-table td:first-child {
    font-size: 1.4rem;
    color: var(--primary);
    border-bottom: 1px solid rgba(197, 160, 89, 0.2) !important;
    margin-bottom: 1rem;
    padding-bottom: 1rem !important;
  }
  .responsive-table td:nth-child(2) {
    font-weight: bold;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
  }
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  font-family: var(--font-body);
}

.btn-primary {
  background-color: var(--primary);
  color: var(--on-primary);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary), var(--surface-tint));
  transform: translateY(-2px);
  box-shadow: var(--shadow-ambient);
}

.btn-secondary {
  background-color: var(--surface-container-highest);
  color: var(--on-surface);
}

.btn-secondary:hover {
  background-color: var(--surface-dim);
}

/* Cards */
.card {
  background-color: var(--surface-container-lowest);
  border-radius: var(--radius-md);
  padding: 3rem;
  box-shadow: var(--shadow-ambient);
  transition: all 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.4) 50%, rgba(0, 0, 0, 0) 100%);
  z-index: -1;
  pointer-events: none;
}

.hero-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

@media (max-width: 768px) {
  .hero::after {
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.4) 100%);
  }
}

.hero-content {
  max-width: 600px;
  padding-top: 6rem;
  z-index: 1;
  position: relative;
}

.hero-content h1,
.hero-content p,
.hero-content .label {
  color: #ffffff;
}

/* Features/Modules List */
.module-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.module-item {
  background-color: var(--surface-container-lowest);
  padding: 2rem;
  border-radius: var(--radius-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

.module-item:hover {
  background-color: var(--surface-container-low);
}

.module-item h3 {
  margin-bottom: 0.5rem;
}

.module-item .meta {
  color: var(--secondary);
  font-weight: 500;
}

/* Accordion FAQ */
.accordion {
  border-bottom: 1px solid var(--outline-variant);
}

.accordion-header {
  padding: 1.5rem 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 1.25rem;
  color: var(--on-surface);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
}

.accordion-content p {
  padding-bottom: 1.5rem;
}

.accordion.active .accordion-content {
  max-height: 500px;
}

/* Image styling */
.img-fluid {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

/* Float styling (asymmetry) */
.float-img {
  box-shadow: var(--shadow-ambient);
  transform: rotate(2deg);
  transition: transform 0.5s ease;
}

.float-img:hover {
  transform: rotate(0deg);
}

/* Scroll Snap */
html.snap-scroll {
  scroll-snap-type: y mandatory;
  scroll-behavior: smooth;
}

html.snap-scroll .hero,
html.snap-scroll .section,
html.snap-scroll footer {
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

html.snap-scroll .section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Scroll Reveal (Alpha fade-in) */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s cubic-bezier(0.2, 0.8, 0.2, 1), transform 1s cubic-bezier(0.2, 0.8, 0.2, 1);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}