/* ============================================================
   WIZIMA GROUP — style.css
   ============================================================
   Table of Contents
   -----------------
   1.  Design Tokens
   2.  Reset & Base
   3.  Noise Overlay
   4.  Custom Cursor
   5.  Navigation
   6.  Hero
   7.  Section Utilities  (labels, dividers, tags, ext-link)
   8.  About
   9.  Founder Cards
   10. Manifesto & Values
   11. Portfolio Section header
   12. Portfolio Grid & Cards
   13. Roadmap / Timeline
   14. Contact
   15. Footer
   16. Keyframe Animations
   17. Scroll Reveal
   18. Responsive — Mobile ≤ 900 px
   ============================================================ */


/* ============================================================
   1. DESIGN TOKENS
   ============================================================ */

:root {
  /* Backgrounds */
  --bg:             #0a0a09;
  --bg-2:           #111110;
  --bg-3:           #181816;

  /* Brand Gold */
  --gold:           #c9a84c;
  --gold-light:     #e8c97a;
  --gold-dim:       #6b5825;

  /* Text */
  --cream:          #f5f0e8;
  --cream-dim:      #9a9488;

  /* Borders */
  --border:         rgba(201, 168, 76, 0.18);
  --border-subtle:  rgba(255, 255, 255, 0.06);

  /* Typography stacks */
  --font-serif:     'Cormorant Garamond', serif;
  --font-mono:      'DM Mono', monospace;
  --font-sans:      'Syne', sans-serif;

  /* Layout helpers */
  --pad-h:  60px;   /* horizontal section padding */
  --pad-v:  140px;  /* vertical section padding    */
}


/* ============================================================
   2. RESET & BASE
   ============================================================ */

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

html { scroll-behavior: smooth; }

body {
  background:   var(--bg);
  color:        var(--cream);
  font-family:  var(--font-sans);
  overflow-x:   hidden;
  cursor:       none;
}

section { position: relative; z-index: 2; }

strong { color: var(--cream); }

/* Logo text weight helpers */
.logo-light       { font-weight: 300; letter-spacing: 0.06em; }
.footer-logo-light { font-weight: 300; }
.accent           { color: var(--gold); }


/* ============================================================
   3. NOISE OVERLAY
   ============================================================ */

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
  background-size: 200px;
  pointer-events: none;
  z-index: 1;
  opacity: 0.6;
}


/* ============================================================
   4. CUSTOM CURSOR
   ============================================================ */

.cursor {
  position:    fixed;
  width:       8px;
  height:      8px;
  background:  var(--gold);
  border-radius: 50%;
  pointer-events: none;
  z-index:     9999;
  transform:   translate(-50%, -50%);
  transition:  width 0.3s, height 0.3s, background 0.3s;
}

.cursor-ring {
  position:    fixed;
  width:       36px;
  height:      36px;
  border:      1px solid rgba(201, 168, 76, 0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index:     9998;
  transform:   translate(-50%, -50%);
  transition:  width 0.3s, height 0.3s;
}

/* States toggled by JS */
.cursor--large      { width: 14px; height: 14px; }
.cursor-ring--large { width: 56px; height: 56px; }


/* ============================================================
   5. NAVIGATION
   ============================================================ */

nav {
  position:   fixed;
  top: 0; left: 0; right: 0;
  z-index:    100;
  padding:    28px var(--pad-h);
  display:    flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s, background 0.4s, padding 0.4s;
}

nav.scrolled {
  border-color:    var(--border-subtle);
  background:      rgba(10, 10, 9, 0.85);
  backdrop-filter: blur(12px);
  padding-top:     18px;
  padding-bottom:  18px;
}

/* Logo */
.nav-logo {
  display:         flex;
  align-items:     center;
  gap:             14px;
  text-decoration: none;
}

.logo-mark { width: 40px; height: 40px; flex-shrink: 0; }
.logo-mark svg { width: 100%; height: 100%; }

.logo-text {
  font-family:    var(--font-serif);
  font-size:      22px;
  font-weight:    600;
  letter-spacing: 0.12em;
  color:          var(--cream);
  text-transform: uppercase;
}

/* Nav links list */
.nav-links {
  display:    flex;
  gap:        44px;
  list-style: none;
}

.nav-links a {
  font-family:    var(--font-mono);
  font-size:      11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color:          var(--cream-dim);
  text-decoration: none;
  transition:     color 0.3s;
  position:       relative;
}

.nav-links a::after {
  content:    '';
  position:   absolute;
  bottom: -4px; left: 0;
  width:  0;  height: 1px;
  background: var(--gold);
  transition: width 0.3s;
}

.nav-links a:hover,
.nav-links a.active        { color: var(--gold); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

/* CTA button */
.nav-cta {
  font-family:    var(--font-mono);
  font-size:      11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color:          var(--bg);
  background:     var(--gold);
  padding:        10px 24px;
  text-decoration: none;
  transition:     background 0.3s, transform 0.2s;
}

.nav-cta:hover { background: var(--gold-light); transform: translateY(-1px); }


/* ============================================================
   6. HERO
   ============================================================ */

#hero {
  min-height: 100vh;
  display:    flex;
  flex-direction: column;
  justify-content: flex-end;
  padding:    0 var(--pad-h) 80px;
  position:   relative;
  overflow:   hidden;
}

.hero-bg {
  position: absolute;
  inset:    0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 30%, rgba(201,168,76,0.06) 0%, transparent 60%),
    radial-gradient(ellipse 50% 80% at 20% 80%, rgba(201,168,76,0.04) 0%, transparent 50%);
}

.hero-grid {
  position: absolute;
  inset:    0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at 60% 40%, black 30%, transparent 70%);
}

.hero-eyebrow {
  font-family:    var(--font-mono);
  font-size:      11px;
  letter-spacing: 0.3em;
  color:          var(--gold);
  text-transform: uppercase;
  margin-bottom:  28px;
  display:        flex;
  align-items:    center;
  gap:            16px;
  opacity:        0;
  transform:      translateY(20px);
  animation:      fadeUp 0.8s 0.3s forwards;
}

.hero-eyebrow::before {
  content:    '';
  display:    block;
  width: 40px; height: 1px;
  background: var(--gold);
}

.hero-eyebrow-sep { color: var(--cream-dim); }

.hero-title {
  font-family:    var(--font-serif);
  font-size:      clamp(64px, 10vw, 140px);
  font-weight:    300;
  line-height:    0.92;
  letter-spacing: -0.02em;
  color:          var(--cream);
  margin-bottom:  40px;
  opacity:        0;
  transform:      translateY(30px);
  animation:      fadeUp 1s 0.5s forwards;
}

.hero-title em      { font-style: italic; color: var(--gold); }
.hero-title .outline {
  -webkit-text-stroke: 1px rgba(245,240,232,0.3);
  color: transparent;
}

.hero-bottom {
  display:         flex;
  align-items:     flex-end;
  justify-content: space-between;
  gap:             40px;
  opacity:         0;
  transform:       translateY(20px);
  animation:       fadeUp 0.8s 0.9s forwards;
}

.hero-desc {
  max-width:   400px;
  font-size:   15px;
  line-height: 1.7;
  color:       var(--cream-dim);
}

.hero-stats { display: flex; gap: 48px; }

.stat { text-align: right; }

.stat-num {
  font-family: var(--font-serif);
  font-size:   42px;
  font-weight: 300;
  color:       var(--gold);
  line-height: 1;
  display:     block;
}

.stat-label {
  font-family:    var(--font-mono);
  font-size:      10px;
  letter-spacing: 0.2em;
  color:          var(--cream-dim);
  text-transform: uppercase;
  margin-top:     4px;
  display:        block;
}

.scroll-indicator {
  position:   absolute;
  bottom:     40px;
  left:       50%;
  transform:  translateX(-50%);
  display:    flex;
  flex-direction: column;
  align-items: center;
  gap:        8px;
  opacity:    0;
  animation:  fadeIn 1s 1.4s forwards;
}

.scroll-indicator span {
  font-family:    var(--font-mono);
  font-size:      9px;
  letter-spacing: 0.25em;
  color:          var(--cream-dim);
  text-transform: uppercase;
}

.scroll-line {
  width:      1px;
  height:     48px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation:  scrollPulse 2s infinite;
}


/* ============================================================
   7. SECTION UTILITIES
   ============================================================ */

/* Section label  e.g. "── 01  O nás" */
.section-label {
  font-family:    var(--font-mono);
  font-size:      10px;
  letter-spacing: 0.35em;
  color:          var(--gold);
  text-transform: uppercase;
  display:        flex;
  align-items:    center;
  gap:            14px;
  margin-bottom:  20px;
}

.section-label::before {
  content:    '';
  display:    block;
  width: 28px; height: 1px;
  background: var(--gold);
}

.section-label--center { justify-content: center; }

.section-num {
  font-family:    var(--font-mono);
  font-size:      10px;
  color:          var(--gold-dim);
  letter-spacing: 0.2em;
}

/* Gold hairline divider */
.gold-divider {
  width:      100%;
  height:     1px;
  background: linear-gradient(90deg, transparent, var(--gold-dim), transparent);
}

/* Tag pill */
.tag {
  font-family:    var(--font-mono);
  font-size:      10px;
  letter-spacing: 0.12em;
  color:          var(--cream-dim);
  background:     rgba(255, 255, 255, 0.04);
  padding:        4px 10px;
}

/* External link with arrow */
.ext-link {
  display:         inline-flex;
  align-items:     center;
  gap:             10px;
  font-family:     var(--font-mono);
  font-size:       10px;
  letter-spacing:  0.2em;
  text-transform:  uppercase;
  color:           var(--gold);
  text-decoration: none;
  border-bottom:   1px solid var(--gold-dim);
  padding-bottom:  4px;
  transition:      color 0.3s, border-color 0.3s;
}

.ext-link:hover { color: var(--gold-light); border-color: var(--gold); }


/* ============================================================
   8. ABOUT
   ============================================================ */

#about {
  padding:     var(--pad-v) var(--pad-h);
  display:     grid;
  grid-template-columns: 1fr 1fr;
  gap:         80px;
  align-items: start;
}

.about-left .section-label { margin-bottom: 40px; }

.about-heading {
  font-family: var(--font-serif);
  font-size:   clamp(40px, 5vw, 68px);
  font-weight: 300;
  line-height: 1.1;
  color:       var(--cream);
  margin-bottom: 32px;
}
.about-heading em { font-style: italic; color: var(--gold); }

.about-text {
  font-size:   15px;
  line-height: 1.8;
  color:       var(--cream-dim);
  margin-bottom: 16px;
}

.about-right { padding-top: 80px; }


/* ============================================================
   9. FOUNDER CARDS
   ============================================================ */

.founders-grid {
  display:               grid;
  grid-template-columns: 1fr 1fr;
  gap:                   20px;
  margin-top:            60px;
}

.founder-card {
  background: var(--bg-3);
  border:     1px solid var(--border-subtle);
  padding:    32px;
  position:   relative;
  overflow:   hidden;
  transition: border-color 0.4s, transform 0.3s;
}

/* Animated top gold line */
.founder-card::before {
  content:          '';
  position:         absolute;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background:       linear-gradient(90deg, var(--gold), transparent);
  transform:        scaleX(0);
  transform-origin: left;
  transition:       transform 0.4s;
}

.founder-card:hover              { border-color: var(--border); transform: translateY(-4px); }
.founder-card:hover::before      { transform: scaleX(1); }

.founder-initial {
  font-family: var(--font-serif);
  font-size:   56px;
  font-weight: 300;
  color:       var(--gold);
  line-height: 1;
  margin-bottom: 16px;
  opacity:     0.6;
}

.founder-name {
  font-size:      16px;
  font-weight:    700;
  letter-spacing: 0.05em;
  color:          var(--cream);
  margin-bottom:  4px;
}

.founder-role {
  font-family:    var(--font-mono);
  font-size:      10px;
  letter-spacing: 0.18em;
  color:          var(--gold);
  text-transform: uppercase;
  margin-bottom:  16px;
}

.founder-bio {
  font-size:   13px;
  line-height: 1.7;
  color:       var(--cream-dim);
}


/* ============================================================
   10. MANIFESTO & VALUES
   ============================================================ */

.manifesto-block {
  border-left:   1px solid var(--border);
  padding-left:  32px;
  margin-bottom: 48px;
}

.manifesto-quote {
  font-family: var(--font-serif);
  font-size:   28px;
  font-style:  italic;
  font-weight: 300;
  line-height: 1.4;
  color:       var(--cream);
  margin-bottom: 16px;
}

.manifesto-attr {
  font-family:    var(--font-mono);
  font-size:      10px;
  letter-spacing: 0.2em;
  color:          var(--cream-dim);
  text-transform: uppercase;
}

.values-list { list-style: none; }

.values-list li {
  padding:         20px 0;
  border-bottom:   1px solid var(--border-subtle);
  display:         flex;
  justify-content: space-between;
  align-items:     center;
  font-size:       15px;
  color:           var(--cream-dim);
  transition:      color 0.3s;
}
.values-list li:hover { color: var(--cream); }

.values-list li span {
  font-family:    var(--font-mono);
  font-size:      10px;
  color:          var(--gold-dim);
  letter-spacing: 0.15em;
  flex-shrink:    0;
  margin-left:    16px;
}


/* ============================================================
   11. PORTFOLIO SECTION HEADER
   ============================================================ */

#portfolio {
  padding:      100px var(--pad-h) var(--pad-v);
  background:   var(--bg-2);
  border-top:   1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.portfolio-header {
  display:         flex;
  justify-content: space-between;
  align-items:     flex-end;
  margin-bottom:   64px;
}

.portfolio-title {
  font-family: var(--font-serif);
  font-size:   clamp(36px, 4.5vw, 60px);
  font-weight: 300;
  color:       var(--cream);
  line-height: 1.1;
}
.portfolio-title em { font-style: italic; color: var(--gold); }

.portfolio-note {
  max-width:   280px;
  font-size:   13px;
  line-height: 1.7;
  color:       var(--cream-dim);
  text-align:  right;
}


/* ============================================================
   12. PORTFOLIO GRID & CARDS
   ============================================================

   Layout (desktop):
   ┌──────────────────────────────┐   ← Card 1: EverProduction (full-width, 2-col inside)
   ├───────────────┬──────────────┤
   │ Card 2: AI    │ Card 3: Gastro│  ← side by side
   ├──────────────────────────────┤
   │ Card 4: Railway (full-width) │   ← spans both columns
   └──────────────────────────────┘
   ============================================================ */

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

/* Base card */
.sector-card {
  background: var(--bg);
  padding:    48px 40px;
  position:   relative;
  overflow:   hidden;
  transition: background 0.4s;
}

.sector-card:hover { background: var(--bg-3); }

/* Animated gold bottom line on hover */
.sector-card::after {
  content:          '';
  position:         absolute;
  bottom: 0; left: 0;
  width: 100%; height: 1px;
  background:       linear-gradient(90deg, var(--gold), transparent);
  transform:        scaleX(0);
  transform-origin: left;
  transition:       transform 0.5s;
}
.sector-card:hover::after { transform: scaleX(1); }

/* ── Featured card (EverProduction) — spans full width, 2-col interior ── */
.sector-card--featured {
  grid-column:           1 / -1;
  display:               grid;
  grid-template-columns: 1fr 1fr;
  column-gap:            56px;
  align-items:           start;
  border-left:           2px solid var(--gold-dim);
  transition:            background 0.4s, border-color 0.4s;
}
.sector-card--featured:hover { border-left-color: var(--gold); }

/* ── Wide card (Railway) — spans full width, 2-col interior ── */
.sector-card--wide {
  grid-column:           1 / -1;
  display:               grid;
  grid-template-columns: 1fr 1fr;
  column-gap:            56px;
  align-items:           start;
}

/* Interior column helpers (used inside featured & wide cards) */
.sector-col-left  { /* left column  — icon / status / name */ }
.sector-col-right { /* right column — desc / tags / link  */ padding-top: 8px; }

/* Large background number */
.sector-bg-num {
  position:    absolute;
  top: 40px; right: 40px;
  font-family: var(--font-serif);
  font-size:   80px;
  font-weight: 300;
  color:       rgba(201,168,76,0.06);
  line-height: 1;
  pointer-events: none;
  transition:  color 0.4s;
}
.sector-card:hover .sector-bg-num { color: rgba(201,168,76,0.10); }

/* Icon */
.sector-icon {
  width:  56px;
  height: 56px;
  margin-bottom: 32px;
  opacity:   0.7;
  transition: opacity 0.3s;
}
.sector-card:hover .sector-icon { opacity: 1; }

/* Status badge */
.sector-status {
  font-family:    var(--font-mono);
  font-size:      9px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  padding:        4px 10px;
  border:         1px solid;
  display:        inline-block;
  margin-bottom:  20px;
}
.sector-status--active  { color: var(--gold);     border-color: var(--gold-dim); }
.sector-status--planned { color: var(--cream-dim); border-color: rgba(154,148,136,0.3); }

/* Name */
.sector-name {
  font-family: var(--font-serif);
  font-size:   36px;
  font-weight: 300;
  color:       var(--cream);
  margin-bottom: 8px;
  line-height: 1.05;
}
.sector-name em { font-style: italic; color: var(--gold); }

/* Sub-label (parent sector / category) */
.sector-parent {
  font-family:    var(--font-mono);
  font-size:      10px;
  letter-spacing: 0.15em;
  color:          var(--cream-dim);
  text-transform: uppercase;
  margin-bottom:  20px;
}

.sector-desc {
  font-size:   14px;
  line-height: 1.7;
  color:       var(--cream-dim);
  margin-bottom: 10px;
}

.sector-tags {
  display:   flex;
  flex-wrap: wrap;
  gap:       8px;
  margin-bottom: 24px;
}


/* ============================================================
   13. ROADMAP / TIMELINE
   ============================================================ */

#roadmap { padding: var(--pad-v) var(--pad-h); }

.roadmap-inner {
  max-width: 900px;
  margin:    0 auto;
}

.roadmap-header {
  text-align:    center;
  margin-bottom: 80px;
}

.roadmap-title {
  font-family: var(--font-serif);
  font-size:   clamp(36px, 4.5vw, 60px);
  font-weight: 300;
  color:       var(--cream);
  margin-bottom: 16px;
}
.roadmap-title em { font-style: italic; color: var(--gold); }

.roadmap-sub {
  font-family:    var(--font-mono);
  font-size:      14px;
  letter-spacing: 0.15em;
  color:          var(--cream-dim);
}

/* Vertical line */
.timeline {
  position:    relative;
  padding-left: 48px;
}

.timeline::before {
  content:    '';
  position:   absolute;
  left: 0; top: 8px; bottom: 0;
  width:      1px;
  background: linear-gradient(to bottom, var(--gold), var(--gold-dim), transparent);
}

.timeline-item {
  position:       relative;
  padding-bottom: 56px;
}
.timeline-item:last-child { padding-bottom: 0; }

/* Diamond marker */
.timeline-dot {
  position:  absolute;
  left: -54px; top: 6px;
  width: 12px; height: 12px;
  border:    1px solid var(--gold);
  background: var(--bg);
  transform: rotate(45deg);
  transition: background 0.3s;
}

.timeline-item:hover .timeline-dot,
.timeline-item--done .timeline-dot { background: var(--gold); }

.timeline-period {
  font-family:    var(--font-mono);
  font-size:      10px;
  letter-spacing: 0.25em;
  color:          var(--gold);
  text-transform: uppercase;
  margin-bottom:  10px;
}

.timeline-heading {
  font-family:   var(--font-serif);
  font-size:     26px;
  font-weight:   400;
  color:         var(--cream);
  margin-bottom: 10px;
}

.timeline-text {
  font-size:   14px;
  line-height: 1.7;
  color:       var(--cream-dim);
  max-width:   600px;
}


/* ============================================================
   14. CONTACT
   ============================================================ */

#contact {
  padding:    120px var(--pad-h);
  background: var(--bg-2);
  border-top: 1px solid var(--border-subtle);
  display:    grid;
  grid-template-columns: 1fr 1fr;
  gap:        80px;
  align-items: center;
}

.contact-heading {
  font-family: var(--font-serif);
  font-size:   clamp(40px, 5vw, 70px);
  font-weight: 300;
  line-height: 1;
  color:       var(--cream);
  margin-bottom: 24px;
}
.contact-heading em { font-style: italic; color: var(--gold); }

.contact-text {
  font-size:   15px;
  line-height: 1.7;
  color:       var(--cream-dim);
  margin-bottom: 40px;
}

.contact-links { display: flex; flex-direction: column; }

.contact-link {
  display:         flex;
  align-items:     center;
  gap:             16px;
  text-decoration: none;
  color:           var(--cream);
  font-size:       15px;
  padding:         14px 0;
  border-bottom:   1px solid var(--border-subtle);
  transition:      color 0.3s, transform 0.2s;
}

.contact-link:hover                 { color: var(--gold); transform: translateX(6px); }
.contact-link:hover .link-icon      { border-color: var(--gold); }

.link-icon {
  width:    32px;
  height:   32px;
  border:   1px solid var(--border);
  display:  flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: border-color 0.3s;
}

/* Form */
.contact-form {
  display:        flex;
  flex-direction: column;
  gap:            20px;
}

.form-field label {
  font-family:    var(--font-mono);
  font-size:      10px;
  letter-spacing: 0.2em;
  color:          var(--cream-dim);
  text-transform: uppercase;
  display:        block;
  margin-bottom:  8px;
}

.form-field input,
.form-field textarea {
  width:       100%;
  background:  transparent;
  border:      1px solid var(--border-subtle);
  color:       var(--cream);
  font-family: var(--font-sans);
  font-size:   14px;
  padding:     14px 16px;
  outline:     none;
  resize:      none;
  transition:  border-color 0.3s;
}

.form-field input:focus,
.form-field textarea:focus { border-color: var(--gold); }

.form-field textarea { height: 100px; }

.form-field input::placeholder,
.form-field textarea::placeholder { color: rgba(154, 148, 136, 0.4); }

.btn-submit {
  background:     var(--gold);
  color:          var(--bg);
  border:         none;
  padding:        16px 40px;
  font-family:    var(--font-mono);
  font-size:      11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor:         pointer;
  align-self:     flex-start;
  transition:     background 0.3s, transform 0.2s;
}
.btn-submit:hover       { background: var(--gold-light); transform: translateY(-2px); }
.btn-submit--sent       { background: #4a7c59; color: #fff; pointer-events: none; }


/* ============================================================
   15. FOOTER
   ============================================================ */

footer {
  padding:         48px var(--pad-h);
  border-top:      1px solid var(--border-subtle);
  display:         flex;
  justify-content: space-between;
  align-items:     center;
}

.footer-logo {
  font-family:    var(--font-serif);
  font-size:      18px;
  font-weight:    600;
  letter-spacing: 0.1em;
  color:          var(--cream-dim);
  text-transform: uppercase;
}

.footer-tagline {
  font-family:    var(--font-serif);
  font-size:      13px;
  font-style:     italic;
  color:          var(--gold-dim);
  letter-spacing: 0.05em;
}

.footer-copy {
  font-family:    var(--font-mono);
  font-size:      10px;
  letter-spacing: 0.15em;
  color:          rgba(154, 148, 136, 0.5);
}


/* ============================================================
   16. KEYFRAME ANIMATIONS
   ============================================================ */

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  to { opacity: 1; }
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1;   transform: scaleY(1);   }
  50%       { opacity: 0.4; transform: scaleY(0.7); }
}


/* ============================================================
   17. SCROLL REVEAL
   ============================================================ */

.reveal {
  opacity:    0;
  transform:  translateY(32px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-delay-1 { transition-delay: 0.10s; }
.reveal-delay-2 { transition-delay: 0.20s; }
.reveal-delay-3 { transition-delay: 0.35s; }
.reveal-delay-4 { transition-delay: 0.50s; }


/* ============================================================
   18. RESPONSIVE — MOBILE ≤ 900 px
   ============================================================ */

@media (max-width: 900px) {
  :root {
    --pad-h: 24px;
    --pad-v: 80px;
  }

  /* Nav */
  nav          { padding: 20px var(--pad-h); }
  nav.scrolled { padding: 14px var(--pad-h); }
  .nav-links   { display: none; }

  /* Hero */
  #hero        { padding: 0 var(--pad-h) 60px; }
  .hero-bottom { flex-direction: column; align-items: flex-start; gap: 32px; }
  .hero-stats  { gap: 32px; }

  /* About */
  #about         { grid-template-columns: 1fr; gap: 48px; }
  .about-right   { padding-top: 0; }
  .founders-grid { grid-template-columns: 1fr; }

  /* Portfolio */
  .portfolio-header { flex-direction: column; align-items: flex-start; gap: 20px; }
  .portfolio-note   { text-align: left; max-width: 100%; }
  .portfolio-grid   { grid-template-columns: 1fr; }

  /* Revert multi-col interior layouts on mobile */
  .sector-card--featured,
  .sector-card--wide {
    grid-column:           auto;
    grid-template-columns: 1fr;
  }

  /* Roadmap */
  #roadmap { padding: var(--pad-v) var(--pad-h); }

  /* Contact */
  #contact { grid-template-columns: 1fr; }

  /* Footer */
  footer { flex-direction: column; gap: 16px; text-align: center; }
}