/* ============================================================
   Nucleus Consultant — Ultra-Premium Design System
   Performance-first · GPU-composited · Luxury Standard
   ============================================================ */

/* ── Tokens ─────────────────────────────────────────────────── */
:root {
  /* Brand Guidelines Colors */
  --green-deep:     #0b220b; /* Darker, richer */
  --green-primary:  #153d15;
  --green-mid:      #215921;
  --green-pale:     #e4ede4;
  
  --gold-primary:   #E2B639; /* More refined gold */
  --gold-dark:      #B38D12;
  --gold-pale:      #f5ecd5;
  
  --warm-white:     #F9F8F5; /* Cleaner off-white */
  --charcoal:       #1c1c1a;
  --stone:          #7a7972;
  --border:         rgba(21, 61, 21, 0.12);
  --border-light:   rgba(255, 255, 255, 0.12);

  /* Semantic Mappings */
  --ink:         var(--charcoal);
  --ink-2:       var(--stone);
  --green:       var(--green-primary);
  --gold:        var(--gold-primary);
  --white:       #ffffff;
  --line:        var(--border);

  /* Typography */
  --serif: "Playfair Display", Georgia, serif;
  --sans:  "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono:  "DM Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* Scale */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;
  
  --max-width: 1240px;
  --pad-x:     clamp(24px, 5vw, 64px);
  --pad-y-lg:  clamp(96px, 12vw, 160px);
  --pad-y-md:  clamp(64px, 8vw, 100px);

  /* Animation & Motion */
  --ease-in-out: cubic-bezier(0.76, 0, 0.24, 1);
  --ease-out:    cubic-bezier(0.25, 1, 0.5, 1);
  --ease-spring: cubic-bezier(0.175, 0.885, 0.32, 1.15);
  
  --dur-fast: 0.2s;
  --dur-base: 0.4s;
  --dur-slow: 0.8s;
  
  /* Shadows */
  --shadow-sm: 0 4px 12px rgba(11, 34, 11, 0.05);
  --shadow-md: 0 12px 32px rgba(11, 34, 11, 0.08);
  --shadow-lg: 0 24px 64px rgba(11, 34, 11, 0.12);
  --shadow-glow: 0 0 40px rgba(226, 182, 57, 0.15);
}

/* ── Reset & Baseline ───────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { 
  -webkit-font-smoothing: antialiased; 
  -moz-osx-font-smoothing: grayscale; 
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}
body { 
  margin: 0; 
  font-family: var(--sans); 
  color: var(--ink); 
  background: var(--warm-white); 
  font-size: 16px; 
  line-height: 1.6; 
  overflow-x: hidden;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; transition: color var(--dur-fast) var(--ease-out); }
button, input, select, textarea { font: inherit; }
button { background: none; border: none; cursor: pointer; padding: 0; }

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--serif);
  color: var(--ink);
  margin: 0;
  line-height: 1.1;
  font-weight: 500;
  text-wrap: balance;
}

h1 { font-size: clamp(48px, 8vw, 96px); letter-spacing: -0.02em; line-height: 1.05; }
h2 { font-size: clamp(36px, 5vw, 64px); letter-spacing: -0.01em; line-height: 1.1; }
h3 { font-size: clamp(24px, 3vw, 36px); }
h4 { font-size: clamp(18px, 2vw, 24px); font-family: var(--sans); font-weight: 600; }

p { margin: 0; }
.lead {
  font-size: clamp(18px, 2vw, 24px);
  color: var(--stone);
  line-height: 1.6;
  max-width: 65ch;
}
.muted { color: var(--stone); }
.italic { font-style: italic; }

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-dark);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}
.eyebrow::before {
  content: ""; width: 32px; height: 1px; background: currentColor; opacity: 0.5;
}

.gold-word { color: var(--gold-primary); font-style: italic; font-weight: 400; }

/* ── Layout & Sections ──────────────────────────────────────── */
.wrap {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.section { padding: var(--pad-y-lg) 0; position: relative; z-index: 1; }
.section-tight { padding: var(--pad-y-md) 0; position: relative; z-index: 1; }

.dark-section {
  background: var(--green-deep);
  color: var(--white);
}
.dark-section h1, .dark-section h2, .dark-section h3, .dark-section h4 { color: var(--white); }
.dark-section .lead, .dark-section .muted { color: rgba(255,255,255,0.7); }

.grid { display: grid; gap: clamp(32px, 4vw, 64px); }
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ── UI Components ──────────────────────────────────────────── */
/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 32px;
  border-radius: var(--radius-pill);
  font-family: var(--sans);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.02em;
  transition: all var(--dur-base) var(--ease-out);
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: rgba(255,255,255,0.15); transform: translateY(100%);
  transition: transform var(--dur-base) var(--ease-out);
}
.btn:hover::before { transform: translateY(0); }
.btn:active { transform: scale(0.97); }

.btn-primary { background: var(--gold-primary); color: var(--green-deep); border: none; }
.btn-primary:hover { box-shadow: var(--shadow-glow); }
.btn-outline-dark { background: transparent; color: var(--green-deep); border: 1.5px solid var(--green-deep); }
.btn-outline-dark:hover { background: var(--green-deep); color: var(--white); }
.btn-outline-white { background: transparent; color: var(--white); border: 1.5px solid rgba(255,255,255,0.4); }
.btn-outline-white:hover { border-color: var(--white); background: var(--white); color: var(--green-deep); }

/* Navigation */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 24px var(--pad-x);
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(249, 248, 245, 0.85);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid rgba(0,0,0,0.05);
  transition: padding var(--dur-base) var(--ease-out), background var(--dur-base);
}
.dark-section ~ .nav, body.nav-dark .nav {
  background: rgba(11, 34, 11, 0.85);
  border-bottom: 1px solid var(--border-light);
}
.nav.scrolled { padding: 16px var(--pad-x); box-shadow: var(--shadow-sm); }
.nav-logo img { height: 44px; width: auto; transition: height var(--dur-base) var(--ease-out); }
.nav.scrolled .nav-logo img { height: 34px; width: auto; }

.nav-links { display: flex; gap: 40px; align-items: center; }
.nav-links a {
  font-size: 14px; font-weight: 500; color: var(--ink);
  position: relative; padding: 8px 0;
}
body.nav-dark .nav-links a { color: var(--white); }
.nav-links a::after {
  content: ""; position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
  background: var(--gold-primary); transform: scaleX(0); transform-origin: right;
  transition: transform var(--dur-base) var(--ease-out);
}
.nav-links a:hover::after, .nav-links a.active::after {
  transform: scaleX(1); transform-origin: left;
}
.nav-links a.nav-cta {
  background: var(--gold-primary) !important;
  color: var(--green-deep) !important;
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 600;
  transition: all var(--dur-base);
}
.nav-links a.nav-cta:hover {
  background: var(--green-primary) !important;
  color: var(--white) !important;
  transform: translateY(-2px);
}
/* Glass Cards */
.glass {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-md);
}
.glass-dark {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(24px);
  border: 1px solid var(--border-light);
}

.card-hover {
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), border-color var(--dur-base);
}
.card-hover:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--gold-primary);
}

/* Upload Zone */
.upload-zone {
  position: relative; overflow: hidden; border-radius: var(--radius-lg);
  border: 1.5px dashed var(--line); transition: all var(--dur-base);
}
.upload-zone:hover { border-color: var(--gold-primary); background: rgba(226, 182, 57, 0.05); }
.upload-placeholder {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 12px; color: var(--stone); text-transform: uppercase; letter-spacing: 0.1em;
}

/* ── Core Animations ────────────────────────────────────────── */
.reveal, .reveal-left, .reveal-scale, .stagger-list li {
  opacity: 0;
  will-change: transform, opacity;
}
.reveal { transform: translateY(40px); }
.reveal-left { transform: translateX(-40px); }
.reveal-scale { transform: scale(0.92); }
.stagger-list li { transform: translateY(20px); }

.in {
  opacity: 1 !important;
  transform: none !important;
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}

.img-zoom { overflow: hidden; }
.img-zoom img { transition: transform 1.2s var(--ease-out); }
.img-zoom:hover img { transform: scale(1.08); }

/* ── Specialized Components ─────────────────────────────────── */
/* Hero */
.page-hero { padding: 180px 0 100px; min-height: auto; }
.hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }

/* Timeline */
.timeline { display: grid; grid-template-columns: 200px 1fr; gap: 48px; padding: 48px 0; border-top: 1px solid var(--line); }
.timeline .year { font-family: var(--serif); font-size: clamp(48px, 6vw, 80px); color: var(--green-primary); line-height: 1; }
@media (max-width: 800px) { .timeline { grid-template-columns: 1fr; gap: 24px; padding: 32px 0; } }

/* Marquee */
.marquee-container { overflow: hidden; background: var(--warm-white); padding: 24px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.marquee-content { display: flex; gap: 40px; width: max-content; animation: marquee 30s linear infinite; font-family: var(--serif); font-size: 24px; font-style: italic; color: rgba(28,28,26,0.3); }
@keyframes marquee { to { transform: translateX(-33.33%); } }

/* WhatsApp */
.wa-float {
  position: fixed; bottom: 32px; right: 32px; width: 64px; height: 64px;
  background: #25D366; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  z-index: 999; box-shadow: var(--shadow-md); color: white;
  transition: transform var(--dur-base) var(--ease-spring);
  opacity: 0; pointer-events: none; transform: translateY(40px) scale(0.8);
}
.wa-float.visible { opacity: 1; pointer-events: auto; transform: translateY(0) scale(1); }
.wa-float:hover { transform: translateY(-8px) scale(1.05); box-shadow: var(--shadow-lg); }
.wa-float svg { width: 32px; height: 32px; }
.wa-pulse { position: absolute; inset: 0; border-radius: 50%; background: #25D366; z-index: -1; animation: waPulse 2s infinite; }
@keyframes waPulse { 0% { transform: scale(1); opacity: 0.8; } 100% { transform: scale(1.5); opacity: 0; } }

/* Footer */
.footer { background: var(--green-deep); color: var(--white); padding: 120px 0 40px; position: relative; overflow: hidden; }
.footer-watermark { position: absolute; top: 0; left: 50%; transform: translateX(-50%); font-family: var(--sans); font-size: 22vw; font-weight: 900; color: rgba(255,255,255,0.02); line-height: 1; pointer-events: none; }
.footer-tagline { font-size: clamp(32px, 5vw, 56px); margin-bottom: 80px; max-width: 20ch; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 64px; margin-bottom: 80px; }
.footer h5 { font-family: var(--mono); font-size: 13px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold-primary); margin-bottom: 24px; }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer ul li { margin-bottom: 16px; }
.footer ul a { color: rgba(255,255,255,0.7); font-size: 15px; }
.footer ul a:hover { color: var(--white); padding-left: 4px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 32px; border-top: 1px solid var(--border-light); font-family: var(--mono); font-size: 12px; color: rgba(255,255,255,0.4); text-transform: uppercase; letter-spacing: 0.1em; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr; gap: 48px; } .footer-bottom { flex-direction: column; gap: 16px; text-align: center; } }

/* Multi-step Form */
.form-step { display: none; animation: fadeIn var(--dur-base) var(--ease-out); }
.form-step.active { display: block; }
.form-progress { display: flex; gap: 8px; margin-bottom: 40px; }
.progress-bar { flex: 1; height: 4px; background: rgba(0,0,0,0.05); border-radius: 2px; overflow: hidden; }
.progress-fill { height: 100%; background: var(--gold-primary); width: 0; transition: width var(--dur-slow) var(--ease-out); }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* Inputs */
.input-group { margin-bottom: 24px; }
.input-group label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 8px; color: var(--charcoal); }
.input-group input, .input-group select, .input-group textarea {
  width: 100%; padding: 16px; background: var(--white); border: 1.5px solid var(--line);
  border-radius: var(--radius-md); font-family: var(--sans); font-size: 16px; color: var(--charcoal);
  transition: all var(--dur-fast);
}
.input-group input:focus, .input-group select:focus, .input-group textarea:focus {
  border-color: var(--green-primary); box-shadow: 0 0 0 4px rgba(21, 61, 21, 0.1); outline: none;
}
.input-group textarea { resize: vertical; min-height: 120px; }

/* ── Blog & Utilities ───────────────────────────────────────── */
.tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--green-pale);
  color: var(--green-primary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-weight: 500;
}
.filter {
  padding: 10px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-family: var(--sans); 
  font-size: 14px; 
  font-weight: 500;
  cursor: pointer;
  transition: all var(--dur-fast);
  background: transparent;
  color: var(--stone);
}
.filter:hover { border-color: var(--gold-primary); color: var(--charcoal); }
.filter.active { background: var(--green-deep); color: var(--white); border-color: var(--green-deep); }

.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
@media (max-width: 900px) { .post-grid { grid-template-columns: 1fr; } }
.post { cursor: pointer; transition: transform var(--dur-base); }
.post:hover { transform: translateY(-8px); }
.post:hover h3 { color: var(--gold-dark); }
.post-img {
  aspect-ratio: 4/3;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  overflow: hidden;
  background: var(--green-pale);
}
.meta-line {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--stone);
  display: flex; gap: 12px; align-items: center; margin-top: 16px;
}
.meta-line .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--gold-primary); }

.center { text-align: center; }
.btn-ghost { background: transparent; color: var(--green-deep); border: 1px solid var(--line); }
.btn-ghost:hover { border-color: var(--gold-primary); background: rgba(226, 182, 57, 0.05); }

/* ============================================================
   FIX: GAP-08 — Mobile Navigation Toggle
   FIX: GAP-17 — Footer Social Icons
   FIX: GAP-30 — WhatsApp Float (verify visible at mobile)
   ============================================================ */

/* Burger button: hidden on desktop, shown on tablet/mobile */
.nav-burger {
  display: none;
  width: 40px; height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  position: relative;
  z-index: 1001;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.nav-burger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--ink, #0F2E0F);
  border-radius: 2px;
  transition: transform .25s ease, opacity .2s ease;
}
body.nav-dark .nav-burger span,
.nav.scrolled.nav-dark .nav-burger span { background: var(--white, #fff); }

/* Burger animates to × when open */
.nav-burger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.active span:nth-child(2) { opacity: 0; }
.nav-burger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav-burger { display: flex; }

  .nav-links {
    position: fixed;
    top: 0; right: 0;
    width: min(82vw, 320px);
    height: 100vh;
    background: var(--white, #fff);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 96px 32px 32px;
    transform: translateX(100%);
    transition: transform .35s cubic-bezier(.4, 0, .2, 1);
    box-shadow: -8px 0 32px rgba(0,0,0,.12);
    overflow-y: auto;
    z-index: 1000;
  }
  .nav.nav-open .nav-links,
  .nav-links.open { transform: translateX(0); }

  .nav-links a {
    width: 100%;
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
    font-size: 17px;
  }
  .nav-links a.nav-cta {
    margin-top: 16px;
    padding: 14px 24px;
    text-align: center;
    border-bottom: none;
  }

  /* Backdrop when menu open */
  .nav.nav-open::after {
    content: '';
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.4);
    z-index: 999;
  }
}

/* Footer social icons */
.footer-social {
  display: flex;
  gap: 14px;
  margin-top: 20px;
  align-items: center;
}
.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.85);
  transition: background .2s, color .2s, transform .2s;
}
.footer-social a:hover {
  background: var(--gold-primary, #F0C040);
  color: var(--green-deep, #0F2E0F);
  transform: translateY(-2px);
}
.footer-bottom .footer-social { margin: 0 0 0 24px; }
@media (max-width: 900px) {
  .footer-bottom .footer-social { margin: 16px 0 0; }
}

/* Responsive Comparison Row & Tables */
.comp-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 24px 40px;
  border-bottom: 1px solid var(--line);
}
.comp-row:last-child {
  border-bottom: none;
}
@media (max-width: 768px) {
  .comp-row {
    padding: 16px 20px;
  }
  .comp-row p, .comp-row h3 {
    font-size: 15px !important;
  }
}

/* Responsive Stats Grid for About Page */
.stats-grid-about {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.stats-grid-about > div {
  border-right: 1px solid rgba(255,255,255,0.1);
}
.stats-grid-about > div:last-child {
  border-right: none;
}
@media (max-width: 768px) {
  .stats-grid-about {
    grid-template-columns: 1fr 1fr;
  }
  .stats-grid-about > div:nth-child(2n) {
    border-right: none;
  }
  .stats-grid-about > div:nth-child(1),
  .stats-grid-about > div:nth-child(2) {
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
}
@media (max-width: 480px) {
  .stats-grid-about {
    grid-template-columns: 1fr;
  }
  .stats-grid-about > div {
    border-right: none !important;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
  .stats-grid-about > div:last-child {
    border-bottom: none;
  }
}

/* Mobile overrides for stats band on homepage */
@media (max-width: 480px) {
  .stats-band > div > div {
    grid-template-columns: 1fr !important;
  }
  .stats-band > div > div > div {
    border-right: none !important;
    border-bottom: 1px solid rgba(247,244,237,0.12) !important;
  }
  .stats-band > div > div > div:last-child {
    border-bottom: none !important;
  }
}

/* About Page Hero Stats Responsive */
.hero-stats-about {
  margin-top: 64px;
  display: flex;
  justify-content: center;
  gap: 40px;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 40px;
}
@media (max-width: 600px) {
  .hero-stats-about {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 24px;
  }
  .hero-stats-about > div {
    text-align: center !important;
    border-left: none !important;
    padding-left: 0 !important;
  }
}




/* ════════════════════════════════════════════════════════════
   MODERN UI LAYER  ·  v1.0.4
   Accessibility · glass · scroll-progress · polish · components
   ════════════════════════════════════════════════════════════ */

/* ── 1. Accessibility: respect reduced motion ──────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal, .reveal-left, .reveal-scale, .hero-line > span,
  [data-stagger] > *, .stagger-list > * {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ── 2. Keyboard focus rings (only for keyboard users) ─────── */
:focus-visible {
  outline: 2px solid var(--gold-primary);
  outline-offset: 3px;
  border-radius: 4px;
}
a:focus-visible, button:focus-visible, .btn:focus-visible,
input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--gold-primary);
  outline-offset: 2px;
}

/* ── 3. Scroll progress bar (top of viewport) ──────────────── */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  z-index: 2000;
  background: linear-gradient(90deg, var(--gold-dark), var(--gold-primary), var(--green-mid));
  box-shadow: 0 0 10px rgba(226,182,57,.5);
  transition: width .1s linear;
  pointer-events: none;
}

/* ── 4. Back-to-top floating button ────────────────────────── */
.to-top {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--green-deep);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0; visibility: hidden;
  transform: translateY(12px) scale(.9);
  transition: opacity .3s var(--ease-out), transform .3s var(--ease-out), background .25s;
  z-index: 1500;
  border: 1px solid rgba(255,255,255,.12);
}
.to-top.show { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }
.to-top:hover { background: var(--gold-primary); color: var(--green-deep); transform: translateY(-3px) scale(1.05); }
@media (max-width: 600px) { .to-top { bottom: 18px; right: 18px; width: 44px; height: 44px; } }

/* ── 5. Enhanced nav glassmorphism + scrolled state ────────── */
.nav {
  transition: padding var(--dur-base) var(--ease-out),
              background var(--dur-base), box-shadow var(--dur-base),
              border-color var(--dur-base);
}
.nav.scrolled {
  background: rgba(249, 248, 245, 0.72);
  backdrop-filter: blur(28px) saturate(190%);
  -webkit-backdrop-filter: blur(28px) saturate(190%);
  box-shadow: 0 8px 32px rgba(11,34,11,0.06);
}
body.nav-dark .nav.scrolled {
  background: rgba(11, 34, 11, 0.72);
}

/* ── 6. Card depth + hover micro-interactions ──────────────── */
.card-hover, .prog {
  transition: transform .4s var(--ease-out), box-shadow .4s var(--ease-out), border-color .3s;
  will-change: transform;
}
.card-hover:hover, .prog:hover {
  transform: translateY(-6px);
  box-shadow: 0 28px 60px rgba(11,34,11,0.12);
}
.prog.prog-light:hover { border-color: var(--gold-primary); }

/* Image zoom containers */
.img-zoom { overflow: hidden; }
.img-zoom img { transition: transform .9s var(--ease-out); will-change: transform; }
.img-zoom:hover img { transform: scale(1.06); }

/* ── 7. Gradient text utility ──────────────────────────────── */
.gradient-text {
  background: linear-gradient(110deg, var(--gold-dark), var(--gold-primary) 60%, var(--green-mid));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* ── 8. Soft section-to-section gradient blend ─────────────── */
.section-blend-top::before,
.section-blend-bottom::after {
  content: "";
  position: absolute; left: 0; right: 0;
  height: 80px; pointer-events: none; z-index: 1;
}
.section-blend-top::before    { top: 0;    background: linear-gradient(to bottom, rgba(11,34,11,.15), transparent); }
.section-blend-bottom::after  { bottom: 0; background: linear-gradient(to top,    rgba(11,34,11,.15), transparent); }

/* ── 9. Bento grid utility (asymmetric modern tiles) ───────── */
.bento {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: minmax(180px, auto);
  gap: 20px;
}
.bento > .bento-lg { grid-column: span 2; grid-row: span 2; }
.bento > .bento-wide { grid-column: span 2; }
.bento-tile {
  position: relative;
  border-radius: 18px;
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform .4s var(--ease-out), box-shadow .4s var(--ease-out);
}
.bento-tile:hover { transform: translateY(-4px); box-shadow: 0 24px 50px rgba(11,34,11,.1); }
@media (max-width: 900px) {
  .bento { grid-template-columns: 1fr 1fr; }
  .bento > .bento-lg, .bento > .bento-wide { grid-column: span 2; grid-row: auto; }
}
@media (max-width: 560px) {
  .bento { grid-template-columns: 1fr; }
  .bento > .bento-lg, .bento > .bento-wide { grid-column: auto; }
}

/* ── 10. Trust / logo marquee strip ────────────────────────── */
.trust-strip { overflow: hidden; padding: 28px 0; border-block: 1px solid var(--line); background: var(--warm-white); }
.trust-track { display: flex; gap: 64px; width: max-content; animation: trustScroll 32s linear infinite; }
.trust-strip:hover .trust-track { animation-play-state: paused; }
.trust-track span {
  font-family: var(--serif); font-size: 22px; color: var(--stone);
  white-space: nowrap; opacity: .65; font-style: italic;
}
@keyframes trustScroll { to { transform: translateX(-50%); } }

/* ── 11. Button shine refinement ───────────────────────────── */
.btn-primary { box-shadow: 0 6px 20px rgba(226,182,57,.22); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(226,182,57,.35); }

/* ── 12. Selection + smooth scroll niceties ────────────────── */
::selection { background: var(--gold-primary); color: var(--green-deep); }