/* ==========================================================================
   Eikhoigi Puwari - Design System & Modern Stylesheet
   Identity: "Our History. Our Culture. Our Digital Heritage."
   Palette: Deep heritage obsidian, warm ivory, amber gold (#d97706), subtle terracotta
   ========================================================================== */

:root {
  /* Color Palette */
  --color-primary-bg: #ffffff;
  --color-surface-bg: #f9fafb;
  --color-surface-card: #ffffff;
  --color-border: #e5e7eb;
  --color-border-subtle: #f3f4f6;

  --color-dark: #0f172a;
  --color-dark-surface: #1e293b;
  --color-dark-border: #334155;

  --color-text-main: #1f2937;
  --color-text-muted: #4b5563;
  --color-text-light: #9ca3af;
  --color-text-on-dark: #f8fafc;

  --color-gold: #d97706;
  --color-gold-hover: #b45309;
  --color-gold-light: #fef3c7;
  --color-gold-accent: #f59e0b;

  --color-terracotta: #9a3412;
  --color-cyan: #0284c7;

  /* Typography */
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Elevation */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-gold: 0 10px 25px -5px rgba(217, 119, 6, 0.25);

  /* Spacing & Transitions */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text-main);
  background-color: var(--color-primary-bg);
  line-height: 1.65;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1 0 auto;
}

/* Headings & Text */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-text-main);
  line-height: 1.25;
  font-weight: 700;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.4rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.7rem); }
h4 { font-size: 1.2rem; }

p {
  margin-bottom: 1.1rem;
  color: var(--color-text-muted);
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--color-gold);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--color-gold-hover);
}

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

/* Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.container-narrow {
  max-width: 860px;
}

/* Utilities */
.gold-text { color: var(--color-gold); }
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.align-center { align-items: center; }

/* Meitei Phanek-inspired subtle border accent */
.phanek-border-top {
  position: relative;
}
.phanek-border-top::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #d97706 0%, #f59e0b 25%, #9a3412 50%, #f59e0b 75%, #d97706 100%);
}

/* Badge / Pill */
.tag, .badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  background-color: var(--color-gold-light);
  color: var(--color-gold-hover);
  margin-bottom: 1rem;
}

.badge-dark {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-gold-light);
  border: 1px solid rgba(217, 119, 6, 0.3);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-gold);
  color: #ffffff !important;
  box-shadow: 0 4px 12px rgba(217, 119, 6, 0.25);
}
.btn-primary:hover {
  background-color: var(--color-gold-hover);
  box-shadow: var(--shadow-gold);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-text-main) !important;
  border-color: var(--color-border);
}
.btn-secondary:hover {
  border-color: var(--color-gold);
  color: var(--color-gold) !important;
  transform: translateY(-2px);
}

.btn-outline-gold {
  background-color: transparent;
  color: var(--color-gold) !important;
  border-color: var(--color-gold);
}
.btn-outline-gold:hover {
  background-color: var(--color-gold);
  color: #ffffff !important;
}

.btn-light {
  background-color: #ffffff;
  color: var(--color-dark) !important;
}
.btn-light:hover {
  background-color: var(--color-gold-light);
  color: var(--color-gold-hover) !important;
}

.btn-sm {
  padding: 0.45rem 1rem;
  font-size: 0.85rem;
}

/* Header & Navigation */
#main-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.05em;
  color: var(--color-dark);
}

.brand-logo img {
  height: 44px;
  width: auto;
  border-radius: var(--radius-sm);
}

.brand-logo .brand-text {
  display: flex;
  flex-direction: column;
}

.brand-logo .brand-sub {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-top: -2px;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.8rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-main);
  padding: 0.5rem 0;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-gold);
}

/* Dropdown Menu */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 0.6rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.2s ease-in-out;
  z-index: 100;
}

.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: block;
  padding: 0.6rem 1.2rem;
  font-size: 0.9rem;
  color: var(--color-text-main);
  transition: var(--transition);
}

.dropdown-item:hover {
  background-color: var(--color-surface-bg);
  color: var(--color-gold);
  padding-left: 1.4rem;
}

.dropdown-item .subtext {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-light);
  margin-top: 2px;
}

/* Hamburger for Mobile */
.hamburger {
  display: none;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0.5rem;
  flex-direction: column;
  gap: 5px;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 2.5px;
  background-color: var(--color-dark);
  border-radius: 2px;
  transition: var(--transition);
}

/* Breadcrumbs */
.breadcrumbs-bar {
  background-color: var(--color-surface-bg);
  border-bottom: 1px solid var(--color-border);
  padding: 0.85rem 0;
  font-size: 0.85rem;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  color: var(--color-text-muted);
}

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

.breadcrumbs a:hover {
  color: var(--color-gold);
}

.breadcrumbs .separator {
  color: var(--color-text-light);
  font-size: 0.75rem;
}

.breadcrumbs .current {
  color: var(--color-gold-hover);
  font-weight: 600;
}

/* Hero Section */
.hero-section {
  position: relative;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 55%, #2a1810 100%);
  color: #ffffff;
  padding: 5.5rem 0 6rem 0;
  overflow: hidden;
}

.hero-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(217, 119, 6, 0.15) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: 0.7;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-text h1 {
  color: #ffffff;
  margin-bottom: 1.25rem;
}

.hero-text p {
  color: #cbd5e1;
  font-size: 1.15rem;
  line-height: 1.7;
  margin-bottom: 2rem;
  max-width: 620px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-stats-row {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 1.8rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-gold-accent);
}

.stat-label {
  font-size: 0.82rem;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-visual-card {
  position: relative;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(217, 119, 6, 0.3);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  backdrop-filter: blur(8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.hero-visual-card img {
  border-radius: var(--radius-md);
  width: 100%;
}

.hero-visual-caption {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: #cbd5e1;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Sections */
.section {
  padding: 5rem 0;
  position: relative;
}

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

.section-dark {
  background-color: var(--color-dark);
  color: var(--color-text-on-dark);
}

.section-dark h2, .section-dark h3, .section-dark h4 {
  color: #ffffff;
}

.section-dark p {
  color: #94a3b8;
}

.section-header {
  margin-bottom: 3.5rem;
}

.section-header.center-text {
  text-align: center;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.section-header h2 {
  margin-top: 0.5rem;
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.1rem;
}

/* Cards & Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

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

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.card {
  background-color: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(217, 119, 6, 0.4);
}

.card-img-wrapper {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: #0f172a;
}

.card-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.card:hover .card-img-wrapper img {
  transform: scale(1.05);
}

.card-body {
  padding: 1.8rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-title {
  margin-bottom: 0.75rem;
  font-size: 1.3rem;
}

.card-text {
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  flex: 1;
}

.card-footer {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}

/* Cultural Feature Highlights */
.cultural-feature-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: 2.2rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.cultural-feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background-color: var(--color-gold);
  opacity: 0;
  transition: var(--transition);
}

.cultural-feature-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.cultural-feature-card:hover::before {
  opacity: 1;
}

.icon-box {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background-color: var(--color-gold-light);
  color: var(--color-gold-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.4rem;
}

/* Process Timeline (How it works) */
.timeline-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.8rem;
  position: relative;
}

.timeline-step {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  transition: var(--transition);
}

.timeline-step:hover {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-md);
}

.step-number {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 1rem;
}

/* Platform Logos Strip */
.platform-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 2rem 0;
}

.platform-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 0.6rem 1.4rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-main);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.platform-pill:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  transform: translateY(-2px);
}

/* Notice / Transparency Banner */
.transparency-banner {
  background-color: #f8fafc;
  border-left: 4px solid var(--color-gold);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.5rem 1.8rem;
  margin: 2.5rem 0;
}

.transparency-banner h4 {
  color: var(--color-dark);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.transparency-banner p {
  font-size: 0.92rem;
  margin-bottom: 0.5rem;
}

/* Leadership Profiles */
.leader-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  text-align: center;
  transition: var(--transition);
}

.leader-card:hover {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-lg);
}

.leader-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  margin: 0 auto 1.5rem auto;
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
  border: 3px solid var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-gold-hover);
}

.leader-role {
  color: var(--color-gold);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.leader-email {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.leader-email:hover {
  color: var(--color-gold);
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-text-main);
}

.form-control {
  width: 100%;
  padding: 0.8rem 1rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: #ffffff;
  color: var(--color-text-main);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.15);
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

.form-help {
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-top: 0.35rem;
}

/* Alert Boxes */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  font-size: 0.92rem;
}

.alert-success {
  background-color: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
}

.alert-error {
  background-color: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

/* Footer */
footer {
  background-color: var(--color-dark);
  color: #94a3b8;
  padding: 4.5rem 0 2rem 0;
  border-top: 3px solid var(--color-gold);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand h3 {
  color: #ffffff;
  margin-bottom: 0.8rem;
}

.footer-brand p {
  color: #94a3b8;
  font-size: 0.92rem;
  margin-bottom: 1.2rem;
}

.footer-heading {
  color: #ffffff;
  font-size: 1.1rem;
  margin-bottom: 1.2rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-heading::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--color-gold);
}

.footer-links-list {
  list-style: none;
}

.footer-links-list li {
  margin-bottom: 0.6rem;
}

.footer-links-list a {
  color: #94a3b8;
  font-size: 0.9rem;
  display: inline-block;
  transition: var(--transition);
}

.footer-links-list a:hover {
  color: var(--color-gold-accent);
  transform: translateX(4px);
}

.footer-contact-item {
  display: flex;
  gap: 0.6rem;
  margin-bottom: 0.8rem;
  font-size: 0.9rem;
}

.footer-contact-item a {
  color: #cbd5e1;
}

.footer-contact-item a:hover {
  color: var(--color-gold);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.85rem;
}

.footer-legal-notice {
  font-size: 0.8rem;
  color: #64748b;
  max-width: 600px;
  line-height: 1.5;
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .grid-3, .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }
  .nav-links {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background-color: #ffffff;
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem 2rem;
    gap: 1rem;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    display: none;
  }
  .nav-links.open {
    display: flex;
  }
  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding-left: 1rem;
  }
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}