@import url('https://fonts.googleapis.com/css2?family=Noto+Serif:ital,wght@0,400..700;1,400..700&family=Taviraj:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300;1,400;1,500;1,600;1,700&family=Share+Tech+Mono&family=Noto+Sans+KR:wght@300;400;500;700&display=swap');

/* ═══════════════════════════════════════
   AOEM OFFICIAL THEME & DESIGN TOKENS
   Incorporating Golden Ratio Typography
═══════════════════════════════════════ */
:root {

  /* ── Brand & Surface Colours (From AOEM Official) ── */
  --bg-main:         #151f3a;   /* Deep Blue Background */
  --bg-panel:        #1d2a4a;   /* Slightly lighter panel */
  --bg-dark:         #0a1020;   /* Very dark for contrast */
  
  --border:          #2c3f6f;
  --border-light:    #3b528a;

  /* ── Accent Colours ── */
  --gold-primary:    #ffe1a1;
  --gold-dark:       #cca652;
  --blue-accent:     #4a90e2;

  /* Legacy aliases (to avoid breaking current pages too badly while in transition) */
  --md-surface:      var(--bg-main);
  --md-primary:      var(--gold-primary);
  --md-on-surface:   #e2eafc;
  --md-on-surface-variant: #9aaac8;
  --md-on-surface-dim:     #7088a8;    /* Raised from #485870 for WCAG AA 4.5:1 contrast */
  
  --bg0:    var(--bg-main);
  --bg1:    var(--bg-dark);
  --bg2:    var(--bg-panel);
  --surf:   #192442;
  --surf2:  var(--bg-panel);
  --surf3:  #202e52;

  --border2: var(--border-light);
  --gold2: var(--gold-primary);
  --gold3: var(--gold-dark);
  --text:  var(--md-on-surface);
  --text2: var(--md-on-surface-variant);
  --muted: var(--md-on-surface-dim);
  --dim:   #283050;

  /* Semantic UI Colors */
  --mee:  #2e8cff;  --mee2:  #6eb8ff;
  --mge:  #22c878;  --mge2:  #60eaaa;
  --pur:  #9040e8;  --pur2:  #c080ff;
  --red:  #ff4040;  --red2:  #ff8080;
  --grn:  #20c860;  --grn2:  #60e898;
  --cyan: #20c8d8;  --cyan2: #60e8f8;

  /* ── Typefaces ── */
  --font-display: 'Noto Serif', serif;
  --font-body:    'Taviraj', serif;
  --font-mono:    'Share Tech Mono', monospace;
  --font-ko:      'Noto Sans KR', sans-serif;

  /* ════════════════════════════════════
     GOLDEN RATIO TYPE SCALE (1.618)
     Base: 16px (1rem)
     Ratio: 1.618 applied to modular steps
     ════════════════════════════════════ */

  /* Body (1rem / 16px) */
  --font-size-base: 1rem;       /* p, span, li */
  
  /* Small / Label (1rem / 1.618 ≈ 0.618rem ≈ 10px, slightly adjusted for readability) */
  --font-size-sm:   0.75rem;    /* 12px */
  --font-size-xs:   0.625rem;   /* 10px */

  /* Headings (Golden Ratio Modular Scale) */
  --font-size-h5:   1.2rem;     /* 19.2px */
  --font-size-h4:   1.618rem;   /* 25.8px */
  --font-size-h3:   2.0rem;     /* 32px */
  --font-size-h2:   2.618rem;   /* 41.8px (1.618 * 1.618) */
  --font-size-h1:   4.236rem;   /* 67.7px (2.618 * 1.618) */

  /* Line Heights */
  --lh-heading: 1.2;
  --lh-body:    1.75;
  
  /* Weights */
  --font-weight-regular: 400;
  --font-weight-medium:  500;
  --font-weight-bold:    700;

  /* Legacy typescale mappings to keep site semi-functional during transition */
  --typescale-display-large-size:        var(--font-size-h1);
  --typescale-display-medium-size:       3.2rem;
  --typescale-display-small-size:        var(--font-size-h2);
  
  --typescale-headline-large-size:       var(--font-size-h2);
  --typescale-headline-medium-size:      var(--font-size-h3);
  --typescale-headline-small-size:       var(--font-size-h4);
  
  --typescale-title-large-size:          var(--font-size-h4);
  --typescale-title-medium-size:         var(--font-size-h5);
  --typescale-title-small-size:          var(--font-size-base);
  
  --typescale-body-large-size:           var(--font-size-base);
  --typescale-body-medium-size:          var(--font-size-sm);
  --typescale-body-small-size:           var(--font-size-xs);
  
  --typescale-label-large-size:          var(--font-size-sm);
  --typescale-label-medium-size:         var(--font-size-xs);
  --typescale-label-small-size:          var(--font-size-xs);

  /* ════════════════════════════════════
     TYPESCALE SUB-PROPERTIES
     Weight, line-height, and tracking for .type-* utility classes
     ════════════════════════════════════ */

  /* Weights */
  --typescale-display-large-weight:  400;
  --typescale-display-medium-weight: 400;
  --typescale-display-small-weight:  400;
  --typescale-headline-large-weight: 400;
  --typescale-headline-medium-weight:400;
  --typescale-headline-small-weight: 400;
  --typescale-title-large-weight:    500;
  --typescale-title-medium-weight:   500;
  --typescale-title-small-weight:    500;
  --typescale-body-large-weight:     400;
  --typescale-body-medium-weight:    400;
  --typescale-body-small-weight:     400;
  --typescale-label-large-weight:    500;
  --typescale-label-medium-weight:   500;
  --typescale-label-small-weight:    500;

  /* Line Heights */
  --typescale-display-large-line-height:  1.12;
  --typescale-display-medium-line-height: 1.16;
  --typescale-display-small-line-height:  1.22;
  --typescale-headline-large-line-height: 1.25;
  --typescale-headline-medium-line-height:1.29;
  --typescale-headline-small-line-height: 1.33;
  --typescale-title-large-line-height:    1.27;
  --typescale-title-medium-line-height:   1.33;
  --typescale-title-small-line-height:    1.43;
  --typescale-body-large-line-height:     1.75;
  --typescale-body-medium-line-height:    1.67;
  --typescale-body-small-line-height:     1.6;
  --typescale-label-large-line-height:    1.43;
  --typescale-label-medium-line-height:   1.33;
  --typescale-label-small-line-height:    1.25;

  /* Tracking (letter-spacing) */
  --typescale-display-large-tracking:  -0.02em;
  --typescale-display-medium-tracking: -0.01em;
  --typescale-label-large-tracking:    0.02em;
  --typescale-label-medium-tracking:   0.04em;
  --typescale-label-small-tracking:    0.04em;

  /* ════════════════════════════════════
     MISSING ALIASES (legacy M3 → AOEM)
     ════════════════════════════════════ */
  --gold:               var(--gold-primary);
  --md-on-primary:      #1a0f00;
  --md-outline:         var(--border);
  --md-outline-variant: var(--border-light);
  --md-surface-2:       var(--surf2);
  --md-surface-3:       var(--surf3);
  --elev-1:             rgba(255,255,255,.05);
  --elev-2:             rgba(255,255,255,.08);

  /* ════════════════════════════════════
     SHAPE SCALE (Slightly softer for AOEM)
     ════════════════════════════════════ */
  --shape-none: 0px;
  --shape-xs:   2px;
  --shape-sm:   4px;
  --shape-md:   8px;
  --shape-lg:   12px;
  --shape-xl:   20px;
  --shape-full: 9999px;
  
  --r:    var(--shape-md);
  --r-lg: var(--shape-lg);

  /* ════════════════════════════════════
     SPACING — 4dp grid
     ════════════════════════════════════ */
  --sp-1:  0.25rem;
  --sp-2:  0.5rem;
  --sp-3:  0.75rem;
  --sp-4:  1rem;
  --sp-5:  1.25rem;
  --sp-6:  1.5rem;
  --sp-8:  2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-14: 3.5rem;
  --sp-16: 4rem;

  /* ── Layout ── */
  --nav-h:   72px;          /* AOEM standard header height */
  --page-w:  1200px;
  --page-pad: clamp(1rem, 4vw, 2rem);
}

/* ═══════════════════════════════════════
   RESET
═══════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  font-size: 100%; /* Never set px here — respect user preferences */
}
body {
  background: var(--md-surface);
  color: var(--md-on-surface);
  font-family: var(--font-body);
  font-size: var(--typescale-body-large-size); /* 16sp — M3 Body Large */
  font-weight: 400;
  line-height: var(--typescale-body-large-line-height);
  background-image:
    linear-gradient(rgba(28,36,64,.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(28,36,64,.10) 1px, transparent 1px);
  background-size: 40px 40px;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
:lang(ko) { font-family: var(--font-ko); }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ═══════════════════════════════════════
   ACCESSIBILITY
═══════════════════════════════════════ */
.skip-link {
  position: fixed;
  top: var(--sp-3);
  left: var(--sp-3);
  z-index: 9999;
  padding: var(--sp-2) var(--sp-5);
  background: var(--md-primary);
  color: var(--md-on-primary);
  font-weight: 700;
  font-size: var(--typescale-label-large-size);
  border-radius: var(--shape-sm);
  text-decoration: none;
  transform: translateY(-200%);
  transition: transform 0.2s;
}
.skip-link:focus { transform: translateY(0); }

.visually-hidden:where(:not(:focus-within, :active)) {
  position: absolute !important;
  clip-path: inset(50%) !important;
  overflow: hidden !important;
  width: 1px !important; height: 1px !important;
  margin: -1px !important; padding: 0 !important;
  border: 0 !important; white-space: nowrap !important;
}

.sr-announcer { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* M3 focus — use primary colour ring, 3dp offset */
*:focus { outline: none; }
*:focus-visible {
  outline: 3px solid var(--md-primary);
  outline-offset: 3px;
  border-radius: var(--shape-xs);
}
input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--md-primary);
  outline-offset: 0;
  border-radius: var(--shape-sm);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1 !important; transform: none !important; }
}

/* ═══════════════════════════════════════
   M3 TYPOGRAPHY — SEMANTIC CLASSES
   Use these classes on elements instead of
   hardcoding font sizes in components.
═══════════════════════════════════════ */

/* Display */
.type-display-lg {
  font-family: var(--font-display);
  font-size: var(--typescale-display-large-size);
  font-weight: var(--typescale-display-large-weight);
  line-height: var(--typescale-display-large-line-height);
  letter-spacing: var(--typescale-display-large-tracking);
}
.type-display-md {
  font-family: var(--font-display);
  font-size: var(--typescale-display-medium-size);
  font-weight: var(--typescale-display-medium-weight);
  line-height: var(--typescale-display-medium-line-height);
  letter-spacing: var(--typescale-display-medium-tracking);
}
.type-display-sm {
  font-family: var(--font-display);
  font-size: var(--typescale-display-small-size);
  font-weight: var(--typescale-display-small-weight);
  line-height: var(--typescale-display-small-line-height);
}

/* Headline */
.type-headline-lg {
  font-family: var(--font-display);
  font-size: var(--typescale-headline-large-size);
  font-weight: var(--typescale-headline-large-weight);
  line-height: var(--typescale-headline-large-line-height);
}
.type-headline-md {
  font-family: var(--font-display);
  font-size: var(--typescale-headline-medium-size);
  font-weight: var(--typescale-headline-medium-weight);
  line-height: var(--typescale-headline-medium-line-height);
}
.type-headline-sm {
  font-family: var(--font-display);
  font-size: var(--typescale-headline-small-size);
  font-weight: var(--typescale-headline-small-weight);
  line-height: var(--typescale-headline-small-line-height);
}

/* Title */
.type-title-lg {
  font-family: var(--font-body);
  font-size: var(--typescale-title-large-size);
  font-weight: var(--typescale-title-large-weight);
  line-height: var(--typescale-title-large-line-height);
}
.type-title-md {
  font-family: var(--font-body);
  font-size: var(--typescale-title-medium-size);
  font-weight: var(--typescale-title-medium-weight);
  line-height: var(--typescale-title-medium-line-height);
}
.type-title-sm {
  font-family: var(--font-body);
  font-size: var(--typescale-title-small-size);
  font-weight: var(--typescale-title-small-weight);
  line-height: var(--typescale-title-small-line-height);
}

/* Body */
.type-body-lg {
  font-family: var(--font-body);
  font-size: var(--typescale-body-large-size);
  font-weight: var(--typescale-body-large-weight);
  line-height: var(--typescale-body-large-line-height);
}
.type-body-md {
  font-family: var(--font-body);
  font-size: var(--typescale-body-medium-size);
  font-weight: var(--typescale-body-medium-weight);
  line-height: var(--typescale-body-medium-line-height);
}
.type-body-sm {
  font-family: var(--font-body);
  font-size: var(--typescale-body-small-size);
  font-weight: var(--typescale-body-small-weight);
  line-height: var(--typescale-body-small-line-height);
}

/* Label */
.type-label-lg {
  font-family: var(--font-body);
  font-size: var(--typescale-label-large-size);
  font-weight: var(--typescale-label-large-weight);
  line-height: var(--typescale-label-large-line-height);
  letter-spacing: var(--typescale-label-large-tracking);
}
.type-label-md {
  font-family: var(--font-mono);
  font-size: var(--typescale-label-medium-size);
  font-weight: var(--typescale-label-medium-weight);
  line-height: var(--typescale-label-medium-line-height);
  letter-spacing: var(--typescale-label-medium-tracking);
}
.type-label-sm {
  font-family: var(--font-mono);
  font-size: var(--typescale-label-small-size);
  font-weight: var(--typescale-label-small-weight);
  line-height: var(--typescale-label-small-line-height);
  letter-spacing: var(--typescale-label-small-tracking);
}

/* ── HTML element defaults ── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: var(--font-weight-bold);
  line-height: var(--lh-heading);
  color: var(--gold-primary);
  margin-bottom: var(--sp-2);
}
h1 { font-size: var(--font-size-h1); letter-spacing: -0.02em; }
h2 { font-size: var(--font-size-h2); letter-spacing: -0.01em; }
h3 { font-size: var(--font-size-h3); }
h4 { font-size: var(--font-size-h4); }
h5 { font-size: var(--font-size-h5); }
p  {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: var(--lh-body);
  max-width: 80ch;
  color: var(--md-on-surface);
  margin-bottom: var(--sp-4);
}
:lang(ko) h1,:lang(ko) h2,:lang(ko) h3,:lang(ko) h4, :lang(ko) h5 { font-family: var(--font-ko); letter-spacing: 0; }
.mono { font-family: var(--font-mono) !important; }

/* ── Eyebrow (M3 Label Small / Label Medium) ── */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-primary);
  opacity: .9;
  margin-bottom: var(--sp-2);
  display: block;
}

/* ── Utility text helpers ── */
.body-lg  { font-size: var(--font-size-base);   line-height: var(--lh-body); }
.body-sm  { font-size: var(--font-size-sm);  line-height: var(--lh-body); }
.text-muted { color: var(--md-on-surface-variant); }

/* ═══════════════════════════════════════
   COMPONENTS (DESIGN LIBRARY)
═══════════════════════════════════════ */

/* Buttons — variants only, base .btn defined in M3 BUTTONS section below */
.btn-primary {
  background: linear-gradient(135deg, var(--gold-primary), var(--gold-dark));
  color: #000;
  box-shadow: 0 4px 15px rgba(204, 166, 82, 0.2);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(204, 166, 82, 0.3);
}
.btn-ghost {
  background: transparent;
  border-color: var(--gold-primary);
  color: var(--gold-primary);
}
.btn-ghost:hover {
  background: rgba(255, 225, 161, 0.1);
}
.btn:hover { opacity: .88; }
.btn:disabled, .btn[disabled] {
  opacity: .45;
  cursor: not-allowed;
  pointer-events: none;
}

/* Cards */
.card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--shape-lg);
  padding: var(--sp-6);
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
}
.card-header {
  margin-bottom: 1rem;
}
.card-body {
  flex: 1;
}
.card-footer {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.card-footer-action {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--gold-primary);
  letter-spacing: .1em;
  text-transform: uppercase;
}
.card-link {
  text-decoration: none;
  color: inherit;
}

/* Card: Featured — image header + body + footer (guide cards on hubs) */
.card-featured {
  padding: 0;
  overflow: hidden;
}
.card-featured .card-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}
.card-featured .card-body {
  padding: var(--sp-4) var(--sp-5);
}
.card-featured .card-body .card-pills {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
  margin-bottom: var(--sp-2);
}
.card-featured .card-body h3 {
  font-family: var(--font-display);
  font-size: var(--typescale-title-small-size);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--sp-2);
}
.card-featured .card-body p {
  font-size: var(--typescale-body-medium-size);
  color: var(--muted);
  line-height: 1.6;
}
.card-featured .card-footer {
  margin-top: 0;
  padding: var(--sp-3) var(--sp-5);
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: var(--typescale-label-medium-size);
  color: var(--gold-primary);
  letter-spacing: .04em;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

/* Card: Horizontal — icon left + text right (calculator cards on landing) */
.card-horizontal {
  flex-direction: row;
  gap: var(--sp-6);
  align-items: center;
}
.card-horizontal .card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--shape-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}
.card-horizontal h3 {
  font-family: var(--font-display);
  font-size: var(--typescale-title-small-size);
  font-weight: 600;
  color: #fff;
  margin-bottom: var(--sp-1);
}
.card-horizontal p {
  font-size: var(--typescale-body-medium-size);
  color: var(--muted);
  line-height: 1.5;
}
.card-arrow {
  color: var(--muted);
  font-size: var(--font-size-h4);
  flex-shrink: 0;
  transition: transform .2s;
}
.card:hover .card-arrow { transform: translateX(3px); }

/* ═══════════════════════════════════════
   M3 LAYOUT — Responsive Grid
   Compact  < 600px  : 4 col, 16px margin
   Medium   600-904px: 8 col, 24px margin
   Expanded 905px+   : 12 col, max 1200px
═══════════════════════════════════════ */
.page {
  max-width: var(--page-w);
  margin: 0 auto;
  padding-inline: var(--page-pad);
}
.section    { padding-block: var(--sp-16); content-visibility: auto; }
.section-sm { padding-block: var(--sp-10); }
.sec-head   { margin-bottom: var(--sp-8); }
.sec-head h2 { color: #fff; letter-spacing: .02em; }
.sec-head p  {
  margin-top: var(--sp-2);
  color: var(--md-on-surface-variant);
  font-size: var(--typescale-body-large-size);
  max-width: 600px;
}

/* Responsive grid utilities */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: var(--sp-6);
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: var(--sp-6);
}
.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  gap: var(--sp-4);
}
.flex         { display: flex; }
.flex-center  { display: flex; align-items: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-8  { gap: var(--sp-2); }
.gap-12 { gap: var(--sp-3); }
.gap-16 { gap: var(--sp-4); }
.mt-8   { margin-top: var(--sp-2); }
.mt-16  { margin-top: var(--sp-4); }
.mt-24  { margin-top: var(--sp-6); }

/* ═══════════════════════════════════════
   NAVIGATION
═══════════════════════════════════════ */
#site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  background: rgba(10,16,32,.88);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid rgba(255,255,255,.04);
  transition: background .3s, border-color .3s, box-shadow .3s;
}
#site-nav::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(240,168,32,.3), transparent);
  opacity: 0;
  transition: opacity .4s;
}
#site-nav.scrolled {
  background: rgba(10,16,32,.96);
  border-bottom-color: var(--border);
  box-shadow: 0 4px 24px rgba(0,0,0,.3);
}
#site-nav.scrolled::after {
  opacity: 1;
}
.nav-inner {
  max-width: var(--page-w);
  margin: 0 auto;
  padding: 0 var(--sp-6);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-6);
}
/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-shrink: 0;
  text-decoration: none;
  transition: opacity .15s;
}
.nav-logo:hover { opacity: .85; }
.nav-logo-badge {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
  margin-right: 45px;
}
.nav-logo-badge img {
  width: 100%; height: 100%; object-fit: contain;
}
.header-logo-img {
  width: 210% !important;
  max-width: 210% !important;
  height: auto !important;
  margin-left: -20px;
  margin-top: 10px;
}
.about-cta-logo {
  width: 500px;
  max-width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
  margin: 0 auto 1.5rem;
}
.nav-logo-text { line-height: 1.15; }
.nav-logo-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: .02em;
}
.nav-logo-tagline {
  font-family: var(--font-mono);
  font-size: .6rem;
  color: var(--muted);
  letter-spacing: .15em;
  text-transform: uppercase;
}
/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  justify-content: center;
}
.nav-link {
  font-family: var(--font-body);
  font-size: .8rem;
  font-weight: 500;
  color: rgba(255,255,255,.55);
  padding: 8px 14px;
  border-radius: 8px;
  transition: all .2s;
  white-space: nowrap;
  position: relative;
  text-decoration: none;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  letter-spacing: .01em;
}
.nav-link:hover {
  color: #fff;
  background: rgba(255,255,255,.06);
}
.nav-link.active, .nav-link.nav-active {
  color: var(--gold-primary) !important;
}
.nav-link.active::after, .nav-link.nav-active::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 14px; right: 14px;
  height: 2px;
  background: linear-gradient(90deg, var(--gold-dark), var(--gold-primary));
  border-radius: 1px;
  box-shadow: 0 1px 6px rgba(240,168,32,.3);
  width: auto !important;
  opacity: 1 !important;
}
/* Nav right */
.nav-right { display: flex; align-items: center; gap: var(--sp-2); flex-shrink: 0; }
.lang-select {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .08em;
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.04);
  color: rgba(255,255,255,.6);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  min-height: 36px;
  transition: all .15s;
}
.lang-select:hover { border-color: var(--border-light); background: rgba(255,255,255,.08); color: #fff; }
.nav-cta {
  font-family: var(--font-body);
  font-size: .8rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 9999px;
  background: linear-gradient(135deg, rgba(240,168,32,.12), rgba(240,168,32,.06));
  border: 1px solid rgba(240,168,32,.3);
  color: var(--gold-primary);
  transition: all .2s;
  text-decoration: none;
  min-height: 36px;
  display: inline-flex;
  align-items: center;
}
.nav-cta:hover { background: rgba(240,168,32,.2); border-color: rgba(240,168,32,.5); box-shadow: 0 0 16px rgba(240,168,32,.15); }

/* Mobile burger */
.nav-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 48px; height: 48px;    /* M3 48px tap target */
  border-radius: var(--shape-sm);
  cursor: pointer;
  flex-shrink: 0;
  transition: background .15s;
  -webkit-tap-highlight-color: transparent;
}
.nav-burger:hover { background: rgba(255,255,255,.06); }
.nav-burger span {
  display: block;
  width: 22px; height: 2px;
  background: rgba(255,255,255,.7);
  border-radius: 2px;
  transition: transform .28s cubic-bezier(.4,0,.2,1), opacity .2s, width .2s;
  transform-origin: center;
}
.nav-burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.is-open span:nth-child(2) { opacity: 0; width: 0; }
.nav-burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile backdrop */
.nav-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 98;
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  opacity: 0;
  transition: opacity .25s;
}
.nav-backdrop.show { display: block; opacity: 1; }

/* Mobile menu panel */
.nav-mobile {
  display: block;
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: rgba(13, 21, 48, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  z-index: 99;
  max-height: 0;
  overflow: hidden;
  visibility: hidden;
  transform: translateY(-8px);
  transition:
    max-height .35s cubic-bezier(.4,0,.2,1),
    transform  .3s  cubic-bezier(.4,0,.2,1),
    opacity    .25s,
    visibility 0s linear .35s;
  opacity: 0;
}
.nav-mobile.open {
  max-height: calc(100vh - var(--nav-h));
  max-height: calc(100dvh - var(--nav-h));  /* dynamic viewport for iOS */
  overflow-y: auto;
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  transition:
    max-height .38s cubic-bezier(.4,0,.2,1),
    transform  .3s  cubic-bezier(.4,0,.2,1),
    opacity    .2s,
    visibility 0s linear 0s;
  padding: var(--sp-3) 0 var(--sp-5);
}
/* Mobile menu links — M3 Body Large (16sp) */
.mob-link {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-family: var(--font-body);
  font-size: var(--typescale-body-large-size);
  font-weight: 500;
  color: rgba(255,255,255,.85);
  padding: calc(var(--sp-4) + 4px) var(--sp-6);
  transition: background .15s, color .15s;
  text-decoration: none;
  min-height: 48px;   /* M3 48px mobile tap target */
  -webkit-tap-highlight-color: transparent;
}
.mob-link:hover, .mob-link:active { background: rgba(255,255,255,.06); color: #fff; }
.mob-divider { height: 1px; background: var(--border); margin: var(--sp-2) var(--sp-6); }
.mob-lang { padding: var(--sp-2) var(--sp-6) var(--sp-1); }
.mob-lang-label {
  font-family: var(--font-mono);
  font-size: var(--typescale-label-medium-size);
  letter-spacing: .15em;
  color: var(--muted);
  text-transform: uppercase;
  display: block;
  margin-bottom: var(--sp-2);
}
.mob-lang-btns { display: flex; flex-wrap: wrap; gap: var(--sp-2); }
.mob-lang-btn {
  font-family: var(--font-mono);
  font-size: var(--typescale-label-medium-size);
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--shape-full);
  border: 1px solid var(--border);
  background: var(--surf2);
  color: rgba(255,255,255,.7);
  cursor: pointer;
  transition: all .15s;
  -webkit-tap-highlight-color: transparent;
  min-width: 52px;
  min-height: 44px;
  text-align: center;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.mob-lang-btn:hover, .mob-lang-btn:active {
  background: rgba(240,168,32,.12);
  border-color: rgba(240,168,32,.4);
  color: var(--md-primary);
}
.mob-lang-btn.active {
  background: rgba(240,168,32,.15);
  border-color: rgba(240,168,32,.5);
  color: var(--md-primary);
  font-weight: 700;
}
body.menu-open { overflow: hidden; }

/* ─── Footer ─── */
#site-footer {
  background: var(--bg1);
  border-top: 1px solid var(--border);
  padding: var(--sp-12) 0 var(--sp-8);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--sp-10);
  margin-bottom: var(--sp-10);
}
.footer-brand p {
  font-size: var(--typescale-body-medium-size);
  color: var(--md-on-surface-variant);
  line-height: 1.7;
  margin-top: var(--sp-3);
  max-width: 280px;
}
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: var(--typescale-label-medium-size);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--md-on-surface-variant);
  margin-bottom: var(--sp-3);
}
.footer-col ul { display: flex; flex-direction: column; gap: var(--sp-2); }
.footer-col ul li a {
  font-size: var(--typescale-body-medium-size);
  color: var(--md-on-surface-variant);
  transition: color .18s;
  text-decoration: none;
}
.footer-col ul li a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid var(--md-outline);
  padding-top: var(--sp-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--sp-3);
}
.footer-copy {
  font-family: var(--font-mono);
  font-size: var(--typescale-label-medium-size);
  color: var(--md-on-surface-variant);
  letter-spacing: .06em;
}
.footer-links { display: flex; gap: var(--sp-5); }
.footer-links a {
  font-family: var(--font-mono);
  font-size: var(--typescale-label-medium-size);
  color: var(--md-on-surface-variant);
  letter-spacing: .06em;
  transition: color .18s;
}
.footer-links a:hover { color: #fff; }

/* ═══════════════════════════════════════
   M3 BUTTONS
   Filled / Outlined / Text variants
   Min height: 40dp (M3 spec)
   Border radius: shape-full (pill shape)
═══════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  font-family: var(--font-body);
  font-size: var(--typescale-label-large-size);    /* M3 button = Label Large */
  font-weight: 600;
  letter-spacing: 0.006em;
  min-height: 44px;                                /* WCAG 2.5.8 touch target */
  padding: var(--sp-2) var(--sp-6);                /* vertical + horizontal */
  border-radius: var(--shape-full);                /* M3 full-radius buttons */
  border: 1px solid transparent;
  transition: all .2s cubic-bezier(.2,0,0,1);
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
}
.btn-lg { min-height: 52px; padding: var(--sp-3) var(--sp-8); font-size: var(--font-size-base); }
.btn-sm { min-height: 36px; padding: var(--sp-1) var(--sp-4); font-size: var(--font-size-sm); }

/* ═══════════════════════════════════════
   M3 CARDS
   Filled Card: surface +1, shape-md, 16dp padding
   Elevated Card: surface +1 + shadow
   Outlined Card: surface, outline border
═══════════════════════════════════════ */


/* ═══════════════════════════════════════
   M3 CHIPS / PILLS (Assist/Filter/Input)
   Min height 32dp, shape-sm (8px)
═══════════════════════════════════════ */
.pill {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: var(--typescale-label-medium-size);  /* 12sp — M3 chip label */
  letter-spacing: .06em;
  padding: var(--sp-1) var(--sp-3);
  border-radius: var(--shape-md);                 /* 8px — M3 chip shape */
  text-transform: uppercase;
  white-space: nowrap;
  border: 1px solid;
  min-height: 32px;                               /* M3 chip min height */
}
.pill-gold { background: rgba(240,168,32,.08); color: var(--md-primary);   border-color: rgba(240,168,32,.25); }
.pill-mee  { background: rgba(46,140,255,.08);  color: var(--mee2);          border-color: rgba(46,140,255,.22); }
.pill-mge  { background: rgba(34,200,120,.08);  color: var(--mge2);          border-color: rgba(34,200,120,.22); }
.pill-pur  { background: rgba(144,64,232,.08);  color: var(--pur2);          border-color: rgba(144,64,232,.22); }
.pill-new  { background: rgba(32,200,96,.08);   color: var(--grn2);          border-color: rgba(32,200,96,.22); }
.pill-red  { background: rgba(255,64,64,.08);   color: var(--red2);          border-color: rgba(255,64,64,.18); }
.pill-blue { background: rgba(46,140,255,.08);   color: var(--mee2);          border-color: rgba(46,140,255,.22); }
.pill-sm {
  min-height: auto;
  padding: 2px var(--sp-2);
  font-size: var(--font-size-xs);
  border-radius: var(--shape-full);
}

/* ═══════════════════════════════════════
   PAGE HERO
   M3 layout: full-bleed, centred text
   Typography: Display Medium h1
═══════════════════════════════════════ */
.page-hero {
  padding-top: calc(var(--nav-h) + 5rem) !important;
  padding-left: var(--page-pad);
  padding-right: var(--page-pad);
  padding-bottom: 3.5rem;
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-main) 100%);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  min-height: 380px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 50% 60%, rgba(240,168,32,.04), transparent 70%),
    radial-gradient(ellipse 50% 100% at 80% 50%, rgba(46,140,255,.05), transparent 70%);
  pointer-events: none;
}
.page-hero h1 {
  font-size: var(--typescale-display-medium-size);
  color: #fff;
  letter-spacing: -0.01em;
  margin-bottom: var(--sp-3);
  text-shadow: 0 2px 16px rgba(0,0,0,.5);
}
.page-hero p {
  font-size: var(--typescale-body-large-size);
  color: var(--md-on-surface-variant);
  max-width: 600px;
  line-height: 1.7;
}

/* ─── Section divider ─── */
.sec-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--md-outline), transparent);
}

/* ═══════════════════════════════════════
   COUNTDOWN UNITS
   M3: Headline Medium numbers, Label Medium labels
═══════════════════════════════════════ */
.countdown { display: flex; gap: var(--sp-3); align-items: center; flex-wrap: wrap; }
.cd-unit { text-align: center; }
.cd-num {
  font-family: var(--font-display);
  font-size: var(--typescale-headline-medium-size); /* 28sp — M3 Headline Medium */
  font-weight: 700;
  line-height: 1;
  color: #fff;
  min-width: 3.5rem;
  display: block;
  background: var(--md-surface-3);
  border: 1px solid var(--md-outline-variant);
  border-radius: var(--shape-sm);
  padding: var(--sp-2) var(--sp-3);
}
.cd-lbl {
  font-family: var(--font-mono);
  font-size: var(--typescale-label-medium-size);    /* 12sp — was 0.75rem, correct */
  letter-spacing: .10em;
  color: var(--md-on-surface-variant);
  margin-top: var(--sp-1);
  text-transform: uppercase;
  display: block;
}
.cd-sep {
  font-family: var(--font-display);
  font-size: var(--typescale-headline-small-size);
  font-weight: 700;
  color: var(--md-on-surface-dim);
  margin-bottom: var(--sp-4);
}

/* ═══════════════════════════════════════
   SCROLL-REVEAL ANIMATIONS
═══════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .45s cubic-bezier(.2,0,0,1), transform .45s cubic-bezier(.2,0,0,1);
}
.reveal.revealed { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .08s; }
.reveal-d2 { transition-delay: .16s; }
.reveal-d3 { transition-delay: .24s; }
.reveal-d4 { transition-delay: .32s; }

/* ═══════════════════════════════════════
   CALCULATOR COMPONENTS
   M3: panels use shape-lg, padding sp-6
   Inputs: outlined text field, 56dp height
═══════════════════════════════════════ */
.calc-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--sp-8);
  align-items: start;
}
.calc-panel {
  background: var(--md-surface-2);
  border: 1px solid var(--md-outline);
  border-radius: var(--shape-lg);       /* 16px — M3 Large */
  padding: var(--sp-6);                 /* 24px — comfortable breathing room */
}
.calc-panel h2 {
  font-family: var(--font-display);
  font-size: var(--typescale-headline-small-size);  /* 24sp — M3 Headline Small */
  color: #fff;
  margin-bottom: var(--sp-5);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}
.calc-group { margin-bottom: var(--sp-6); }
.calc-group:last-child { margin-bottom: 0; }
.calc-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--md-outline);
}
.calc-row:last-child { border-bottom: none; }
.calc-label {
  font-size: var(--typescale-body-medium-size);   /* 14sp — M3 Body Medium */
  color: var(--md-on-surface);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}
.calc-sub {
  font-size: var(--typescale-body-small-size);    /* 12sp — M3 Body Small (minimum) */
  color: var(--md-on-surface-variant);
  display: block;
  font-weight: 400;
  margin-top: 2px;
}
/* M3 Outlined Text Field */
.calc-input {
  background: rgba(0,0,0,.25);
  border: 1px solid var(--md-outline-variant);
  color: #fff;
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--shape-sm);
  width: 100px;
  text-align: right;
  font-family: var(--font-mono);
  font-size: var(--typescale-body-medium-size);
  transition: border-color .2s, box-shadow .2s;
  min-height: 44px;                              /* M3 comfortable tap target */
}
.calc-input:focus {
  outline: none;
  border-color: var(--md-primary);
  box-shadow: 0 0 0 3px rgba(240,168,32,.12);
}
.calc-input:invalid { border-color: var(--red); }

.results-panel { position: sticky; top: calc(var(--nav-h) + var(--sp-4)); }
.result-box {
  background: rgba(0,0,0,.25);
  border-radius: var(--shape-md);
  padding: var(--sp-5);
  border: 1px solid var(--md-outline-variant);
  margin-bottom: var(--sp-4);
}
.result-title {
  font-family: var(--font-mono);
  font-size: var(--typescale-label-medium-size);   /* 12sp */
  color: var(--md-on-surface-variant);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: var(--sp-2);
}
.result-value {
  font-family: var(--font-display);
  font-size: var(--typescale-headline-large-size); /* 32sp — prominent result */
  font-weight: 700;
  color: var(--gold);
  display: flex;
  align-items: baseline;
  gap: var(--sp-2);
}
.result-value small {
  font-size: var(--typescale-body-medium-size);
  color: var(--md-on-surface-variant);
  font-weight: 400;
}
.result-breakdown {
  margin-top: var(--sp-3);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--md-outline-variant);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.result-breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: var(--typescale-body-medium-size);    /* 14sp — M3 Body Medium */
}
.result-breakdown-row .rb-label { color: var(--md-on-surface-variant); }
.result-breakdown-row .rb-val   { font-family: var(--font-mono); color: var(--md-on-surface); }


/* ═══════════════════════════════════════
   BACK TO TOP (M3 Small FAB)
═══════════════════════════════════════ */
#back-to-top {
  position: fixed;
  bottom: var(--sp-8);
  right: var(--sp-6);
  width: 48px; height: 48px;
  border-radius: var(--shape-md);   /* M3 small FAB = 12px */
  background: linear-gradient(135deg, var(--gold), var(--md-primary));
  color: #0d0e14;
  font-size: 1.25rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(12px) scale(0.85);
  transition: opacity .25s, transform .25s cubic-bezier(.2,0,0,1);
  pointer-events: none;
  z-index: 900;
  box-shadow: 0 4px 20px rgba(240,168,32,.35);
}
#back-to-top.btt-visible { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
#back-to-top:hover { transform: translateY(-2px) scale(1.05); box-shadow: 0 8px 28px rgba(240,168,32,.5); }

/* ── Active nav link ── */
.nav-link.nav-active { color: var(--md-primary) !important; }
.nav-link.nav-active::after { width: 100% !important; opacity: 1 !important; }

/* ═══════════════════════════════════════
   RESPONSIVE — M3 BREAKPOINTS
   Compact  < 600px
   Medium   600–904px
   Expanded 905px+
═══════════════════════════════════════ */
@media (max-width: 960px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 904px) {
  /* M3 Medium breakpoint — switch to 8-column */
  .calc-layout { grid-template-columns: 1fr; }
  .results-panel { position: static; }
}
@media (max-width: 720px) {
  .nav-links, .nav-cta, .lang-select { display: none; }
  .nav-burger { display: flex; }
  .header-logo-img { width: 220% !important; max-width: 220% !important; margin-left: -24px; }
  .nav-logo-badge { margin-right: 40px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
  /* M3 Display Medium → Display Small on mobile */
  .page-hero h1 { font-size: var(--typescale-display-small-size); }
  h1 { font-size: var(--typescale-display-small-size); }
  h2 { font-size: var(--typescale-headline-medium-size); }
  h3 { font-size: var(--typescale-headline-small-size); }
  .footer-grid { grid-template-columns: 1fr; gap: var(--sp-8); }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .footer-brand p { max-width: none; }
}
@media (max-width: 600px) {
  /* M3 Compact breakpoint — 4-column, 16px margins */
  .page { padding-inline: var(--sp-4); }          /* 16px left/right */
  .nav-inner { padding-inline: var(--sp-4); }      /* nav edge padding */
  .guide-content { padding-left: var(--sp-4); padding-right: var(--sp-4); }
  .grid-4 { grid-template-columns: 1fr; }
  .section { padding-block: var(--sp-12); }
  .section-sm { padding-block: var(--sp-8); }
  .calc-panel { padding: var(--sp-5) var(--sp-4); }
  .page-hero { min-height: 280px; padding-bottom: 2rem; }
  /* Ensure nothing bleeds edge-to-edge */
  [class*="alliance-grid"],
  [class*="phase-grid"],
  [class*="score-grid"],
  [class*="protocol-table-wrapper"],
  [class*="coord-table"],
  [class*="member-table"] {
    margin-left: 0;
    margin-right: 0;
  }
}
@media (max-width: 480px) {
  /* Extra-small phones — tighten further */
  :root {
    --page-pad: var(--sp-4); /* hard 16px floor */
  }
  h1 { font-size: var(--typescale-headline-large-size); } /* 32sp on tiny screens */
  h2 { font-size: var(--typescale-headline-small-size); } /* 24sp */
  .page-hero h1 { font-size: var(--typescale-headline-large-size); }
  .guide-content {
    padding-left: var(--sp-4);
    padding-right: var(--sp-4);
  }
  /* Tables scroll horizontally instead of breaking layout */
  .protocol-table-wrapper,
  [class*="table-wrapper"] {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  /* War plan cards */
  .alliance-grid {
    grid-template-columns: 1fr !important;
  }
  .card, .alliance-card, .score-card {
    padding: var(--sp-3) var(--sp-4);
  }
}


/* ═══════════════════════════════════════════════════════════════
   ✦  G L O B A L   W O W   E F F E C T S  ✦
   Premium visual effects for the AOEM experience.
   All animations are GPU-accelerated (transform / opacity only)
   and respect prefers-reduced-motion.
═══════════════════════════════════════════════════════════════ */


/* ─────────────────────────────────────────────
   1. FLOATING PARTICLES / EMBER EFFECT
   CSS-only drifting gold embers via pseudo-els
────────────────────────────────────────────── */
@keyframes float-particle {
  0%   { transform: translateY(0) translateX(0) scale(1);   opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateY(-100vh) translateX(40px) scale(0.4); opacity: 0; }
}

.particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.particles::before,
.particles::after {
  content: '';
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--gold-primary), rgba(204,166,82,0));
  box-shadow:
    0 0 6px 2px rgba(255,225,161,.35),
    /* Particle cluster via box-shadow — each is an independent ember */
    120px  80vh 0 1px rgba(255,225,161,.5),
    340px  60vh 0 0px rgba(204,166,82,.6),
    560px  90vh 0 1px rgba(255,225,161,.4),
    780px  70vh 0 0px rgba(204,166,82,.5),
    200px  50vh 0 1px rgba(255,225,161,.3),
    900px  85vh 0 0px rgba(204,166,82,.4),
    450px  75vh 0 1px rgba(255,225,161,.5),
    650px  95vh 0 0px rgba(204,166,82,.3),
    50px   65vh 0 1px rgba(255,225,161,.4),
    1050px 55vh 0 0px rgba(255,225,161,.35);
  animation: float-particle 12s linear infinite;
}

.particles::after {
  width: 3px;
  height: 3px;
  animation-duration: 18s;
  animation-delay: -6s;
  box-shadow:
    0 0 6px 2px rgba(255,225,161,.25),
    80px   88vh 0 0px rgba(204,166,82,.5),
    260px  72vh 0 1px rgba(255,225,161,.4),
    480px  82vh 0 0px rgba(204,166,82,.45),
    700px  62vh 0 1px rgba(255,225,161,.35),
    160px  92vh 0 0px rgba(204,166,82,.5),
    950px  78vh 0 1px rgba(255,225,161,.4),
    380px  68vh 0 0px rgba(204,166,82,.3),
    1120px 58vh 0 1px rgba(255,225,161,.35),
    30px   48vh 0 0px rgba(204,166,82,.4),
    580px  42vh 0 1px rgba(255,225,161,.3);
}


/* ─────────────────────────────────────────────
   2. SHIMMER / GOLD SHINE ANIMATION
   Sweeping gold highlight across text
────────────────────────────────────────────── */
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}

.text-shimmer {
  background: linear-gradient(
    90deg,
    var(--gold-dark)   0%,
    var(--gold-primary) 25%,
    #fff                50%,
    var(--gold-primary) 75%,
    var(--gold-dark)   100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 4s ease-in-out infinite;
}


/* ─────────────────────────────────────────────
   3. CARD HOVER GLOW EFFECT
   Gold glow border, subtle lift & shadow pulse
────────────────────────────────────────────── */
@keyframes card-glow-pulse {
  0%, 100% { box-shadow: 0 8px 24px rgba(0,0,0,.4), 0 0 0 1px rgba(204,166,82,.2), 0 0 20px rgba(204,166,82,.06); }
  50%      { box-shadow: 0 12px 32px rgba(0,0,0,.5), 0 0 0 1px rgba(204,166,82,.35), 0 0 30px rgba(204,166,82,.12); }
}

@media (hover: hover) {
  .card:hover,
  .card-link:hover > .card {
    border-color: rgba(204,166,82,.35);
    transform: translateY(-3px) scale(1.02);
    animation: card-glow-pulse 2.5s ease-in-out infinite;
  }
  .card-link:hover {
    transform: translateY(-3px) scale(1.02);
  }
}


/* ─────────────────────────────────────────────
   4. SECTION BACKGROUND PARALLAX
   Fixed-attachment parallax with dark overlay
────────────────────────────────────────────── */
.section-bg {
  position: relative;
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.section-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10,16,32,.88) 0%,
    rgba(21,31,58,.78) 40%,
    rgba(21,31,58,.78) 60%,
    rgba(10,16,32,.92) 100%
  );
  pointer-events: none;
  z-index: 0;
}

.section-bg > * {
  position: relative;
  z-index: 1;
}


/* ─────────────────────────────────────────────
   5. CINEMATIC IMAGE BANNER
   Full-width parallax strip with gradient edges
   and slow-zoom Ken Burns animation
────────────────────────────────────────────── */
@keyframes slow-zoom {
  0%   { transform: scale(1);    }
  100% { transform: scale(1.08); }
}

.cinematic-banner {
  position: relative;
  width: 100%;
  height: 300px;
  overflow: hidden;
}

.cinematic-banner-img {
  position: absolute;
  inset: -10%;          /* bleed area for zoom */
  width: 120%;
  height: 120%;
  object-fit: cover;
  object-position: center;
  animation: slow-zoom 20s ease-in-out alternate infinite;
  will-change: transform;
}

.cinematic-banner::before,
.cinematic-banner::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 40%;
  z-index: 1;
  pointer-events: none;
}

.cinematic-banner::before {
  top: 0;
  background: linear-gradient(180deg, var(--bg-dark) 0%, transparent 100%);
}

.cinematic-banner::after {
  bottom: 0;
  background: linear-gradient(0deg, var(--bg-dark) 0%, transparent 100%);
}


/* ─────────────────────────────────────────────
   6. PULSE GLOW
   Pulsating golden aura for buttons / badges
────────────────────────────────────────────── */
@keyframes pulse-glow {
  0%, 100% {
    box-shadow:
      0 0 8px  rgba(255,225,161,.25),
      0 0 20px rgba(204,166,82,.12);
  }
  50% {
    box-shadow:
      0 0 14px rgba(255,225,161,.45),
      0 0 36px rgba(204,166,82,.22);
  }
}

.pulse-glow {
  animation: pulse-glow 2.5s ease-in-out infinite;
}


/* ─────────────────────────────────────────────
   7. GOLDEN DIVIDER
   Gradient line: transparent → gold → transparent
   with a soft glow bloom
────────────────────────────────────────────── */
.gold-divider {
  border: none;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(204,166,82,.15) 15%,
    var(--gold-dark) 40%,
    var(--gold-primary) 50%,
    var(--gold-dark) 60%,
    rgba(204,166,82,.15) 85%,
    transparent 100%
  );
  position: relative;
  margin: var(--sp-8) 0;
}

.gold-divider::after {
  content: '';
  position: absolute;
  inset: -4px 20% -4px 20%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255,225,161,.12) 30%,
    rgba(255,225,161,.2) 50%,
    rgba(255,225,161,.12) 70%,
    transparent
  );
  filter: blur(6px);
  pointer-events: none;
}


/* ─────────────────────────────────────────────
   8. REVEAL ANIMATION UPGRADES
   Additional reveal variants that work with
   the existing .revealed trigger class
────────────────────────────────────────────── */
.reveal-scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity .5s cubic-bezier(.2,0,0,1), transform .5s cubic-bezier(.2,0,0,1);
}
.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity .5s cubic-bezier(.2,0,0,1), transform .5s cubic-bezier(.2,0,0,1);
}
.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity .5s cubic-bezier(.2,0,0,1), transform .5s cubic-bezier(.2,0,0,1);
}
.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}


/* ─────────────────────────────────────────────
   9. HOVER TILT / 3D PERSPECTIVE
   Subtle 3D card rotation on hover
────────────────────────────────────────────── */
.card-tilt {
  transition: transform .35s cubic-bezier(.2,0,0,1);
  will-change: transform;
}

@media (hover: hover) {
  .card-tilt:hover {
    transform: perspective(600px) rotateY(-2deg) rotateX(1deg);
  }
}


/* ─────────────────────────────────────────────
   10. HERO BACKGROUND KEN BURNS EFFECT
   Slow, cinematic scale + position drift
   for full-bleed hero background images
────────────────────────────────────────────── */
@keyframes ken-burns {
  0%   { transform: scale(1)    translate(0, 0);      }
  25%  { transform: scale(1.06) translate(-0.5%, -1%); }
  50%  { transform: scale(1.1)  translate(-1%, 0.5%);  }
  75%  { transform: scale(1.06) translate(0.5%, -0.5%);}
  100% { transform: scale(1)    translate(0, 0);       }
}

.hero-ken-burns {
  position: absolute;
  inset: -10%;          /* bleed area for zoom travel */
  width: 120%;
  height: 120%;
  object-fit: cover;
  animation: ken-burns 30s ease-in-out infinite;
  will-change: transform;
  pointer-events: none;
}


/* ─────────────────────────────────────────────
   REDUCED MOTION — Disable all WOW animations
   for users who prefer reduced motion
────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .particles::before,
  .particles::after {
    animation: none !important;
  }

  .text-shimmer {
    animation: none !important;
    -webkit-text-fill-color: var(--gold-primary) !important;
  }

  .card:hover,
  .card-link:hover > .card,
  .card-link:hover {
    animation: none !important;
    transform: none !important;
  }

  .cinematic-banner-img {
    animation: none !important;
  }

  .pulse-glow {
    animation: none !important;
  }

  .card-tilt:hover {
    transform: none !important;
  }

  .hero-ken-burns {
    animation: none !important;
  }

  .reveal-scale,
  .reveal-left,
  .reveal-right {
    opacity: 1 !important;
    transform: none !important;
  }
}