/* ================================================================
   Code Zerra — Global Stylesheet
   Stack: Pure CSS3 · Syne + DM Sans · CSS Variables · No Framework
   ================================================================ */

/* ── 1. CSS CUSTOM PROPERTIES ──────────────────────────────────── */
:root {
  /* === Dark Theme (default) === */
  --bg-primary:        #060D1F;
  --bg-secondary:      #0A1428;
  --bg-card:           #0D1B35;
  --bg-card-hover:     #112040;
  --bg-glass:          rgba(13, 27, 53, 0.72);
  --bg-overlay:        rgba(6, 13, 31, 0.85);

  --color-accent:      #00D4FF;
  --color-accent-dim:  rgba(0, 212, 255, 0.12);
  --color-accent-glow: rgba(0, 212, 255, 0.35);
  --color-blue:        #0066FF;
  --color-blue-dim:    rgba(0, 102, 255, 0.15);
  --color-gold:        #FFB700;
  --color-gold-dim:    rgba(255, 183, 0, 0.12);
  --color-success:     #00D68F;
  --color-error:       #FF4B6E;
  --color-warning:     #FFB700;

  --text-primary:      #F0F4FF;
  --text-secondary:    #8BA3CC;
  --text-muted:        #4A6080;
  --text-inverse:      #060D1F;

  --border-color:      rgba(0, 212, 255, 0.12);
  --border-hover:      rgba(0, 212, 255, 0.35);
  --border-radius-sm:  6px;
  --border-radius:     12px;
  --border-radius-lg:  20px;
  --border-radius-xl:  32px;

  /* Typography */
  --font-display: 'Syne', 'Segoe UI', Arial, sans-serif;
  --font-body:    'DM Sans', 'Segoe UI', Arial, sans-serif;
  --font-mono:    'Fira Code', 'Cascadia Code', monospace;

  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-md:   1.125rem;
  --text-lg:   1.25rem;
  --text-xl:   1.5rem;
  --text-2xl:  1.875rem;
  --text-3xl:  2.25rem;
  --text-4xl:  3rem;
  --text-5xl:  3.75rem;
  --text-6xl:  4.5rem;

  --leading-tight:  1.15;
  --leading-snug:   1.3;
  --leading-normal: 1.6;
  --leading-loose:  1.8;

  --weight-light:    300;
  --weight-regular:  400;
  --weight-medium:   500;
  --weight-semibold: 600;
  --weight-bold:     700;
  --weight-black:    800;

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Shadows */
  --shadow-sm:    0 2px 8px rgba(0,0,0,.35);
  --shadow-md:    0 8px 30px rgba(0,0,0,.45);
  --shadow-lg:    0 20px 60px rgba(0,0,0,.55);
  --shadow-accent: 0 0 30px rgba(0, 212, 255, 0.25);
  --shadow-card:  0 4px 24px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.04);

  /* Transitions */
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.45, 0, 0.55, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition:  0.25s var(--ease-out);
  --transition-slow: 0.45s var(--ease-out);

  /* Layout */
  --container-max: 1200px;
  --container-wide: 1400px;
  --nav-height: 72px;
  --section-py: clamp(4rem, 8vw, 7rem);
}

/* === Light Theme === */
[data-theme="light"] {
  --bg-primary:        #F8F9FF;
  --bg-secondary:      #EEF2FF;
  --bg-card:           #FFFFFF;
  --bg-card-hover:     #F0F4FF;
  --bg-glass:          rgba(255, 255, 255, 0.82);
  --bg-overlay:        rgba(248, 249, 255, 0.9);

  --color-accent-dim:  rgba(0, 102, 255, 0.08);
  --color-accent-glow: rgba(0, 102, 255, 0.25);
  --color-blue:        #0052CC;
  --color-blue-dim:    rgba(0, 82, 204, 0.08);

  --text-primary:      #0A1428;
  --text-secondary:    #3A5070;
  --text-muted:        #8AA0BB;
  --text-inverse:      #F0F4FF;

  --border-color:      rgba(0, 102, 255, 0.12);
  --border-hover:      rgba(0, 102, 255, 0.30);
  --shadow-sm:    0 2px 8px rgba(0,0,0,.08);
  --shadow-md:    0 8px 30px rgba(0,0,0,.10);
  --shadow-lg:    0 20px 60px rgba(0,0,0,.12);
  --shadow-accent: 0 0 30px rgba(0, 102, 255, 0.18);
  --shadow-card:  0 4px 24px rgba(0,0,0,0.08), inset 0 1px 0 rgba(255,255,255,0.9);
}

/* ── 2. MODERN CSS RESET ───────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-regular);
  line-height: var(--leading-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  transition: background-color 0.35s ease, color 0.35s ease;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
ul, ol { list-style: none; }
h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-display);
  font-weight: var(--weight-black);
  line-height: var(--leading-tight);
  color: var(--text-primary);
}
p { color: var(--text-secondary); line-height: var(--leading-loose); }
address { font-style: normal; }
strong { color: var(--text-primary); }

/* Focus ring */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--border-radius-sm);
}

/* Selection */
::selection {
  background: var(--color-accent-dim);
  color: var(--color-accent);
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--color-accent); border-radius: 99px; }

/* ── 3. LAYOUT UTILITIES ───────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
}
.container--wide { max-width: var(--container-wide); }

.section { padding-block: var(--section-py); }
.section--sm { padding-block: clamp(2.5rem, 5vw, 4rem); }
.section--lg { padding-block: clamp(5rem, 10vw, 9rem); }

/* Grid */
.grid { display: grid; gap: var(--space-6); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 480px), 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); }

/* Flex */
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { display: flex; flex-direction: column; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* Text alignment */
.text-center { text-align: center; }
.text-left   { text-align: left; }

/* ── 4. TYPOGRAPHY SCALE ───────────────────────────────────────── */
.display-xl {
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: var(--weight-black);
  line-height: 1.05;
  letter-spacing: -0.03em;
}
.display-lg {
  font-size: clamp(2.25rem, 5vw, 4rem);
  font-weight: var(--weight-black);
  line-height: 1.1;
  letter-spacing: -0.025em;
}
.display-md {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: var(--weight-bold);
  line-height: var(--leading-snug);
  letter-spacing: -0.02em;
}
.display-sm {
  font-size: clamp(1.35rem, 2.5vw, 1.875rem);
  font-weight: var(--weight-bold);
  line-height: var(--leading-snug);
}
.body-lg  { font-size: var(--text-lg);  line-height: var(--leading-loose); }
.body-md  { font-size: var(--text-md);  line-height: var(--leading-loose); }
.body-sm  { font-size: var(--text-sm);  }
.label    { font-size: var(--text-xs); font-weight: var(--weight-semibold); letter-spacing: 0.1em; text-transform: uppercase; }

/* Gradient text */
.text-gradient {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-blue) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.text-gradient--gold {
  background: linear-gradient(135deg, var(--color-gold) 0%, #FF8800 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Section Label */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}
.section-label::before {
  content: '';
  width: 24px; height: 2px;
  background: var(--color-accent);
  border-radius: 99px;
}

/* ── 5. BUTTONS ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.8rem 1.75rem;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  border-radius: var(--border-radius);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-wrap: nowrap;
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.08) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none; /* must not intercept clicks on button text/icons */
}
.btn:hover::after { opacity: 1; }

.btn--primary {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-blue) 100%);
  color: #000;
  border-color: transparent;
  box-shadow: 0 4px 20px var(--color-accent-glow);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--color-accent-glow);
}
.btn--primary:active { transform: translateY(0); }

.btn--outline {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-color);
  backdrop-filter: blur(8px);
}
.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  box-shadow: 0 0 20px var(--color-accent-dim);
  transform: translateY(-2px);
}

.btn--ghost {
  background: var(--color-accent-dim);
  color: var(--color-accent);
  border-color: var(--color-accent-dim);
}
.btn--ghost:hover {
  background: rgba(0, 212, 255, 0.2);
  border-color: var(--color-accent);
}

.btn--sm   { padding: 0.55rem 1.2rem; font-size: var(--text-xs); }
.btn--lg   { padding: 1rem 2.25rem; font-size: var(--text-base); }
.btn--xl   { padding: 1.15rem 2.75rem; font-size: var(--text-md); }
.btn--full { width: 100%; }
.btn--icon { padding: 0.8rem; aspect-ratio: 1; }

/* ── 6. SKIP LINK ──────────────────────────────────────────────── */
.skip-link {
  position: fixed;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: #000;
  padding: var(--space-3) var(--space-6);
  border-radius: 0 0 var(--border-radius) var(--border-radius);
  font-weight: var(--weight-semibold);
  z-index: 9999;
  transition: top 0.2s;
}
.skip-link:focus { top: 0; }

/* ── 7. PRELOADER ──────────────────────────────────────────────── */
.preloader {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s var(--ease-out), visibility 0.6s;
}
.preloader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.preloader__inner { display: flex; flex-direction: column; align-items: center; gap: var(--space-6); }

.preloader__logo {
  width: 80px; height: 80px;
  border-radius: var(--border-radius-lg);
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-blue) 100%);
  display: flex; align-items: center; justify-content: center;
  animation: preloaderPulse 1.5s var(--ease-in-out) infinite;
}
.preloader__cz {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: var(--weight-black);
  color: #000;
}
.preloader__bar {
  width: 180px; height: 3px;
  background: var(--border-color);
  border-radius: 99px;
  overflow: hidden;
}
.preloader__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-accent), var(--color-blue));
  border-radius: 99px;
  animation: preloaderLoad 1.8s var(--ease-out) forwards;
}

@keyframes preloaderPulse {
  0%,100% { transform: scale(1); box-shadow: 0 0 0 0 var(--color-accent-glow); }
  50%      { transform: scale(1.05); box-shadow: 0 0 0 12px transparent; }
}
@keyframes preloaderLoad {
  from { width: 0; }
  to   { width: 100%; }
}

/* ── 8. NAVIGATION ─────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.site-header--scrolled {
  background: var(--bg-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
}
.site-header--hidden { transform: translateY(-100%); }

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  gap: var(--space-6);
}

/* Brand */
.nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
  transition: opacity var(--transition);
}
.nav__brand:hover { opacity: 0.85; }

.nav__logo-mark {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-blue) 100%);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: var(--weight-black);
  font-size: 1rem;
  color: #000;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}
.nav__logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.nav__logo-name {
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  font-size: var(--text-sm);
  color: var(--text-primary);
}
.nav__logo-tagline { font-size: 0.65rem; color: var(--text-muted); letter-spacing: 0.05em; }

/* Desktop Links */
.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  justify-content: center;
}
.nav__links > li { position: relative; }

.nav__link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
  border-radius: var(--border-radius-sm);
  transition: color var(--transition), background var(--transition);
  cursor: pointer;
}
.nav__link:hover, .nav__link--active {
  color: var(--text-primary);
  background: var(--color-accent-dim);
}
.nav__link--active { color: var(--color-accent) !important; }
.nav__chevron { font-size: 0.6rem; transition: transform var(--transition); }

/* Mega Dropdown */
.nav__links > li:hover .nav__chevron { transform: rotate(180deg); }
.nav__dropdown {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: var(--space-4);
  min-width: 520px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.22s var(--ease-out);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
}
.nav__links > li:hover .nav__dropdown,
.nav__links > li:focus-within .nav__dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.nav__dropdown-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2); }
.nav__dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--border-radius);
  transition: background var(--transition);
  border: 1px solid transparent;
}
.nav__dropdown-item:hover {
  background: var(--color-accent-dim);
  border-color: var(--border-color);
}
.nav__dropdown-icon {
  width: 36px; height: 36px;
  background: var(--color-accent-dim);
  border-radius: var(--border-radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-accent);
  font-size: var(--text-sm);
  flex-shrink: 0;
  transition: background var(--transition), color var(--transition);
}
.nav__dropdown-item:hover .nav__dropdown-icon { background: var(--color-accent); color: #000; }
.nav__dropdown-item strong { display: block; font-size: var(--text-sm); color: var(--text-primary); font-weight: var(--weight-semibold); }
.nav__dropdown-item small  { display: block; font-size: var(--text-xs); color: var(--text-muted); margin-top: 2px; }

/* Controls */
.nav__controls { display: flex; align-items: center; gap: var(--space-3); flex-shrink: 0; }

/* Theme Toggle */
.theme-toggle {
  position: relative;
  width: 40px; height: 40px;
  background: var(--color-accent-dim);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-accent);
  transition: all var(--transition);
}
.theme-toggle:hover { background: var(--color-accent); color: #000; border-color: var(--color-accent); }
.theme-toggle__icon { position: absolute; font-size: var(--text-sm); transition: opacity 0.2s, transform 0.2s; }
.theme-toggle__icon--light { opacity: 1; transform: rotate(0deg); }
.theme-toggle__icon--dark  { opacity: 0; transform: rotate(90deg); }
[data-theme="light"] .theme-toggle__icon--light { opacity: 0; transform: rotate(-90deg); }
[data-theme="light"] .theme-toggle__icon--dark  { opacity: 1; transform: rotate(0deg); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  background: var(--color-accent-dim);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  padding: 0.55rem;
  transition: background var(--transition);
}
.hamburger:hover { background: rgba(0, 212, 255, 0.2); }
.hamburger__bar {
  width: 100%; height: 2px;
  background: var(--color-accent);
  border-radius: 99px;
  transition: transform 0.3s var(--ease-out), opacity 0.3s;
}
.hamburger.open .hamburger__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open .hamburger__bar:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open .hamburger__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0; right: 0;
  width: min(360px, 100vw);
  height: 100dvh;
  background: var(--bg-card);
  border-left: 1px solid var(--border-color);
  transform: translateX(100%);
  transition: transform 0.4s var(--ease-out);
  z-index: 999;
  display: flex;
  flex-direction: column;
  padding: var(--space-8) var(--space-6);
  padding-top: calc(var(--nav-height) + var(--space-6));
  overflow-y: auto;
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu__backdrop {
  position: fixed; inset: 0;
  background: var(--bg-overlay);
  backdrop-filter: blur(4px);
  z-index: 998;
  opacity: 0; visibility: hidden;
  transition: all 0.35s;
}
.mobile-menu__backdrop.open { opacity: 1; visibility: visible; }

.mobile-menu__links { display: flex; flex-direction: column; gap: var(--space-1); flex: 1; }
.mobile-menu__link {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  border-radius: var(--border-radius);
  transition: all var(--transition);
  border: 1px solid transparent;
}
.mobile-menu__link:hover { background: var(--color-accent-dim); color: var(--color-accent); border-color: var(--border-color); }
.mobile-menu__link--sub {
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  color: var(--text-secondary);
  padding-left: var(--space-8);
}

.mobile-menu__footer { margin-top: var(--space-8); display: flex; flex-direction: column; gap: var(--space-4); }
.mobile-menu__social { display: flex; gap: var(--space-3); }
.mobile-menu__social a {
  width: 40px; height: 40px;
  background: var(--color-accent-dim);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-accent);
  transition: all var(--transition);
}
.mobile-menu__social a:hover { background: var(--color-accent); color: #000; }

/* Nav CTA (desktop only) */
.nav__cta { display: none; }
@media (min-width: 768px) { .nav__cta { display: inline-flex; } }

/* ── 9. FOOTER ─────────────────────────────────────────────────── */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  position: relative;
}
.footer__wave {
  color: var(--bg-primary);
  line-height: 0;
  height: 80px;
}
.footer__wave svg { width: 100%; height: 100%; }

.footer__main { padding: var(--space-16) 0 var(--space-12); }
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-10);
}

.footer__brand-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.footer__logo-mark {
  width: 42px; height: 42px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-blue) 100%);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: var(--weight-black);
  font-size: 0.95rem;
  color: #000;
  flex-shrink: 0;
}
.footer__logo-name {
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  font-size: var(--text-md);
  color: var(--text-primary);
}
.footer__tagline {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}
.footer__desc { font-size: var(--text-sm); line-height: var(--leading-loose); max-width: 320px; }

.footer__social { display: flex; gap: var(--space-2); margin-top: var(--space-6); flex-wrap: wrap; }
.footer__social-link {
  width: 38px; height: 38px;
  background: var(--color-accent-dim);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-accent);
  font-size: var(--text-sm);
  transition: all var(--transition);
}
.footer__social-link:hover { background: var(--color-accent); color: #000; transform: translateY(-2px); box-shadow: 0 4px 12px var(--color-accent-glow); }

.footer__heading {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-5);
}
.footer__links { display: flex; flex-direction: column; gap: var(--space-3); }
.footer__link {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: color var(--transition);
  display: flex; align-items: center; gap: var(--space-2);
}
.footer__link:hover { color: var(--color-accent); }
.footer__link:hover::before { content: '→'; color: var(--color-accent); }

.footer__contact-item {
  display: flex; align-items: flex-start; gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.footer__contact-icon { color: var(--color-accent); font-size: var(--text-sm); margin-top: 3px; flex-shrink: 0; }
.footer__text { font-size: var(--text-sm); color: var(--text-secondary); }

.footer__cta-card {
  margin-top: var(--space-6);
  padding: var(--space-5);
  background: var(--color-accent-dim);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
}
.footer__cta-text { font-size: var(--text-sm); font-weight: var(--weight-medium); color: var(--text-primary); margin-bottom: var(--space-3); }

.footer__bottom {
  border-top: 1px solid var(--border-color);
  padding: var(--space-5) 0;
}
.footer__bottom-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: var(--space-4); }
.footer__copy { font-size: var(--text-sm); color: var(--text-muted); }
.footer__heart { color: var(--color-error); animation: heartbeat 1.5s ease-in-out infinite; }
.footer__legal { display: flex; gap: var(--space-4); flex-wrap: wrap; }
.footer__badge {
  display: flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--text-muted);
  font-weight: var(--weight-medium);
}
.footer__badge i { color: var(--color-accent); font-size: 0.65rem; }

@keyframes heartbeat { 0%,100% { transform: scale(1); } 50% { transform: scale(1.3); } }

/* ── 10. BACK TO TOP ───────────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 44px; height: 44px;
  background: var(--color-accent);
  color: #000;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: var(--text-sm);
  box-shadow: 0 4px 20px var(--color-accent-glow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--transition);
  z-index: 500;
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-3px); box-shadow: 0 8px 28px var(--color-accent-glow); }

/* ── 11. HERO SECTION ──────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-height);
}

/* Gradient mesh background */
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 60% at 10% 20%, rgba(0,212,255,0.07) 0%, transparent 70%),
    radial-gradient(ellipse 60% 80% at 90% 80%, rgba(0,102,255,0.08) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 50% 50%, rgba(255,183,0,0.03) 0%, transparent 70%),
    var(--bg-primary);
}

/* Animated grid overlay */
.hero__grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridDrift 20s linear infinite;
  z-index: 0;
}
@keyframes gridDrift { from { background-position: 0 0; } to { background-position: 60px 60px; } }

/* Orbs */
.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  z-index: 0;
  animation: orbFloat 8s ease-in-out infinite alternate;
}
.hero__orb--1 { width: 500px; height: 500px; background: radial-gradient(circle, rgba(0,212,255,0.15) 0%, transparent 70%); top: -100px; left: -100px; }
.hero__orb--2 { width: 400px; height: 400px; background: radial-gradient(circle, rgba(0,102,255,0.12) 0%, transparent 70%); bottom: -80px; right: -60px; animation-delay: -4s; animation-direction: alternate-reverse; }
.hero__orb--3 { width: 300px; height: 300px; background: radial-gradient(circle, rgba(255,183,0,0.06) 0%, transparent 70%); top: 50%; right: 25%; animation-delay: -2s; }

@keyframes orbFloat { from { transform: translate(0, 0) scale(1); } to { transform: translate(30px, -30px) scale(1.08); } }

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 840px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-accent-dim);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: 99px;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-6);
}
.hero__eyebrow-dot {
  width: 6px; height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: blink 1.5s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1;} 50%{opacity:0.2;} }

.hero__title { margin-bottom: var(--space-6); }
.hero__title mark {
  background: none;
  color: var(--color-accent);
  font-style: inherit;
}

.hero__desc {
  font-size: clamp(1rem, 2vw, 1.2rem);
  max-width: 600px;
  margin-bottom: var(--space-8);
  color: var(--text-secondary);
  line-height: var(--leading-loose);
}

.hero__actions { display: flex; gap: var(--space-4); flex-wrap: wrap; }

/* Typed text cursor */
.typed-cursor {
  display: inline-block;
  width: 3px;
  height: 1em;
  background: var(--color-accent);
  margin-left: 4px;
  vertical-align: middle;
  animation: cursorBlink 0.8s step-end infinite;
}
@keyframes cursorBlink { 0%,100%{opacity:1;} 50%{opacity:0;} }

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-muted);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 1;
  animation: fadeInUp 1s 1.5s both;
}
.hero__scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  animation: scrollLine 1.5s ease-in-out infinite;
}
@keyframes scrollLine { 0%{transform:scaleY(0);transform-origin:top;} 50%{transform:scaleY(1);transform-origin:top;} 51%{transform:scaleY(1);transform-origin:bottom;} 100%{transform:scaleY(0);transform-origin:bottom;} }

/* ── 12. CARDS ─────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: var(--space-8);
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none; /* CRITICAL: without this, invisible overlay blocks all clicks on
                           inputs, selects and textareas inside any .card element */
  background: linear-gradient(135deg, rgba(0,212,255,0.04) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-slow);
}
.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card), 0 0 0 1px var(--border-hover);
  transform: translateY(-4px);
}
.card:hover::before { opacity: 1; }

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

/* Service Card */
.service-card { display: flex; flex-direction: column; height: 100%; }
.service-card__icon {
  width: 56px; height: 56px;
  background: var(--color-accent-dim);
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: var(--border-radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.35rem;
  color: var(--color-accent);
  margin-bottom: var(--space-5);
  transition: all var(--transition);
}
.card:hover .service-card__icon { background: var(--color-accent); color: #000; border-color: var(--color-accent); }
.service-card__title { font-size: var(--text-xl); margin-bottom: var(--space-3); }
.service-card__desc { font-size: var(--text-sm); flex: 1; margin-bottom: var(--space-5); }
.service-card__tags { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-5); }

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-accent);
  transition: gap var(--transition);
}
.service-card__link:hover { gap: var(--space-3); }

/* Project Card */
.project-card { padding: 0; overflow: hidden; }
.project-card__thumb {
  position: relative;
  aspect-ratio: 16/9;
  background: var(--bg-secondary);
  overflow: hidden;
}
.project-card__thumb-img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}
.project-card:hover .project-card__thumb-img { transform: scale(1.06); }
.project-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, rgba(6,13,31,0.9) 100%);
  opacity: 0;
  transition: opacity var(--transition-slow);
  display: flex; align-items: flex-end; padding: var(--space-5);
}
.project-card:hover .project-card__overlay { opacity: 1; }
.project-card__category {
  position: absolute;
  top: var(--space-4); left: var(--space-4);
  background: var(--color-accent-dim);
  border: 1px solid rgba(0,212,255,0.3);
  backdrop-filter: blur(8px);
  border-radius: 99px;
  padding: 4px 12px;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-accent);
}
.project-card__body { padding: var(--space-6); }
.project-card__title { font-size: var(--text-xl); margin-bottom: var(--space-2); }
.project-card__desc  { font-size: var(--text-sm); margin-bottom: var(--space-4); }
.project-card__tech { display: flex; gap: var(--space-2); flex-wrap: wrap; }

/* Testimonial Card */
.testimonial-card { display: flex; flex-direction: column; gap: var(--space-5); }
.testimonial-card__stars { display: flex; gap: 4px; color: var(--color-gold); }
.testimonial-card__quote { font-size: var(--text-base); line-height: var(--leading-loose); font-style: italic; flex: 1; }
.testimonial-card__author { display: flex; align-items: center; gap: var(--space-3); }
.testimonial-card__avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-blue));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  color: #000;
  font-size: var(--text-sm);
  flex-shrink: 0;
}
.testimonial-card__name { font-weight: var(--weight-semibold); font-size: var(--text-sm); color: var(--text-primary); }
.testimonial-card__role { font-size: var(--text-xs); color: var(--text-muted); }

/* ── 13. TAGS / BADGES ─────────────────────────────────────────── */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  border-radius: 99px;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  background: var(--color-accent-dim);
  white-space: nowrap;
  transition: all var(--transition);
}
.tag--accent { color: var(--color-accent); border-color: rgba(0,212,255,0.25); }
.tag--blue   { color: #60A5FA; border-color: rgba(96,165,250,0.25); background: rgba(96,165,250,0.08); }
.tag--gold   { color: var(--color-gold); border-color: rgba(255,183,0,0.25); background: var(--color-gold-dim); }
.tag--green  { color: var(--color-success); border-color: rgba(0,214,143,0.25); background: rgba(0,214,143,0.08); }

/* ── 14. SECTION HERO (inner pages) ───────────────────────────── */
.page-hero {
  padding: calc(var(--nav-height) + var(--space-16)) 0 var(--space-16);
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 70% 70% at 0% 0%, rgba(0,212,255,0.07) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 100% 100%, rgba(0,102,255,0.07) 0%, transparent 60%),
    var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}
.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none; /* decorative only - must not intercept breadcrumb/link clicks */
  background-image: linear-gradient(rgba(0,212,255,0.025) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(0,212,255,0.025) 1px, transparent 1px);
  background-size: 48px 48px;
}
.page-hero__content { position: relative; z-index: 1; max-width: 700px; }

/* ── 15. STATS COUNTER SECTION ─────────────────────────────────── */
.stats-band {
  background: var(--bg-secondary);
  border-block: 1px solid var(--border-color);
  padding-block: var(--space-12);
  position: relative;
  overflow: hidden;
}
.stats-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, var(--color-accent-dim) 50%, transparent 100%);
  animation: shimmer 4s ease-in-out infinite;
}
@keyframes shimmer { 0%,100%{opacity:0;} 50%{opacity:1;} }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: var(--space-8); }
.stat-item  { text-align: center; position: relative; }
.stat-item + .stat-item::before {
  content: '';
  position: absolute;
  left: 0; top: 50%; transform: translateY(-50%);
  height: 60%; width: 1px;
  background: var(--border-color);
}
.stat-item__number {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: var(--weight-black);
  line-height: 1;
  background: linear-gradient(135deg, var(--color-accent), var(--color-blue));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--space-2);
}
.stat-item__label { font-size: var(--text-sm); color: var(--text-muted); font-weight: var(--weight-medium); }

/* ── 16. PROCESS STEPS ─────────────────────────────────────────── */
.process-step { display: grid; grid-template-columns: auto 1fr; gap: var(--space-6); align-items: start; }
.process-step__num-wrap { display: flex; flex-direction: column; align-items: center; gap: 0; }
.process-step__num {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-blue));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: var(--weight-black);
  font-size: var(--text-md);
  color: #000;
  flex-shrink: 0;
  box-shadow: 0 0 0 6px var(--color-accent-dim);
}
.process-step__line {
  width: 2px;
  flex: 1;
  min-height: 40px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  margin-top: var(--space-3);
}
.process-step__content { padding-top: var(--space-3); padding-bottom: var(--space-8); }
.process-step__title { font-size: var(--text-xl); margin-bottom: var(--space-2); }
.process-step__desc { font-size: var(--text-sm); }

/* ── 17. FILTER TABS ───────────────────────────────────────────── */
.filter-tabs { display: flex; gap: var(--space-2); flex-wrap: wrap; justify-content: center; margin-bottom: var(--space-8); }
.filter-tab {
  padding: var(--space-2) var(--space-5);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  border: 1.5px solid var(--border-color);
  border-radius: 99px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}
.filter-tab:hover { border-color: var(--color-accent); color: var(--color-accent); background: var(--color-accent-dim); }
.filter-tab.active {
  background: linear-gradient(135deg, var(--color-accent), var(--color-blue));
  border-color: transparent;
  color: #000;
  box-shadow: 0 4px 16px var(--color-accent-glow);
}

/* Filtered items */
.filter-item { transition: opacity 0.3s, transform 0.3s; }
.filter-item.hidden { display: none; }

/* ── 18. CAROUSEL / TESTIMONIALS ───────────────────────────────── */
.carousel-wrap { position: relative; overflow: hidden; }
.carousel-track {
  display: flex;
  transition: transform 0.5s var(--ease-out);
}
.carousel-slide { flex: 0 0 100%; }
.carousel-controls { display: flex; align-items: center; gap: var(--space-3); justify-content: center; margin-top: var(--space-6); }
.carousel-btn {
  width: 42px; height: 42px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.carousel-btn:hover { border-color: var(--color-accent); color: var(--color-accent); background: var(--color-accent-dim); }
.carousel-dots { display: flex; gap: var(--space-2); }
.carousel-dot {
  width: 8px; height: 8px;
  background: var(--border-color);
  border-radius: 50%;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
}
.carousel-dot.active { background: var(--color-accent); width: 24px; border-radius: 99px; }

/* ── 19. FORMS ─────────────────────────────────────────────────── */
.form-group { display: flex; flex-direction: column; gap: var(--space-2); }
.form-label {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
}
.form-label span { color: var(--color-error); }

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: var(--space-4) var(--space-5);
  background: var(--bg-card);
  border: 1.5px solid var(--border-color);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-muted); }
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-accent-dim);
}
.form-input.error, .form-select.error, .form-textarea.error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 4px rgba(255,75,110,0.12);
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2300D4FF' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: var(--space-10);
  cursor: pointer;
}
.form-select option { background: var(--bg-card); color: var(--text-primary); }
.form-textarea { resize: vertical; min-height: 140px; }

.form-error-msg {
  font-size: var(--text-xs);
  color: var(--color-error);
  display: none;
}
.form-error-msg.visible { display: block; }

/* Honeypot */
.form-honeypot { display: none !important; visibility: hidden !important; }

/* Alert messages */
.alert {
  padding: var(--space-5) var(--space-6);
  border-radius: var(--border-radius);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  display: none;
}
.alert.visible { display: flex; animation: alertIn 0.4s var(--ease-spring) both; }
.alert--success { background: rgba(0,214,143,0.1); border: 1px solid rgba(0,214,143,0.3); color: var(--color-success); }
.alert--error   { background: rgba(255,75,110,0.1); border: 1px solid rgba(255,75,110,0.3); color: var(--color-error); }
.alert i { font-size: 1rem; flex-shrink: 0; margin-top: 2px; }

@keyframes alertIn { from { opacity:0; transform:translateY(-8px); } to { opacity:1; transform:translateY(0); } }

/* Form loading spinner */
.btn--loading { pointer-events: none; opacity: 0.8; }
.btn--loading::before {
  content: '';
  width: 14px; height: 14px;
  border: 2px solid rgba(0,0,0,0.3);
  border-top-color: #000;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── 20. FAQ ACCORDION ─────────────────────────────────────────── */
.faq-item {
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item.open { border-color: var(--color-accent); }
.faq-question {
  width: 100%;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background: var(--bg-card);
  border: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  transition: background var(--transition);
}
.faq-question:hover { background: var(--bg-card-hover); }
.faq-chevron { color: var(--color-accent); transition: transform 0.3s var(--ease-out); flex-shrink: 0; }
.faq-item.open .faq-chevron { transform: rotate(180deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-out), padding 0.3s;
}
.faq-item.open .faq-answer { max-height: 500px; }
.faq-answer__inner {
  padding: 0 var(--space-6) var(--space-5);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-loose);
  background: var(--bg-card);
}

/* ── 21. CTA BANNER ────────────────────────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, rgba(0,212,255,0.12) 0%, rgba(0,102,255,0.12) 100%);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-xl);
  padding: clamp(3rem, 6vw, 5rem) clamp(2rem, 5vw, 4rem);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: 'CZ';
  position: absolute;
  font-family: var(--font-display);
  font-size: 20rem;
  font-weight: var(--weight-black);
  color: rgba(0,212,255,0.03);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  line-height: 1;
  letter-spacing: -0.05em;
}
.cta-banner__actions { display: flex; gap: var(--space-4); justify-content: center; flex-wrap: wrap; margin-top: var(--space-8); }

/* ── 22. BREADCRUMBS ───────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-bottom: var(--space-5);
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--text-muted); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb__sep { color: var(--text-muted); opacity: 0.4; }
.breadcrumb__current { color: var(--text-secondary); }

/* ── 23. CODE BLOCK ────────────────────────────────────────────── */
.code-block {
  background: #010A18;
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: var(--border-radius-lg);
  padding: var(--space-6);
  overflow-x: auto;
  position: relative;
}
.code-block__header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.code-block__dot { width: 12px; height: 12px; border-radius: 50%; }
.code-block__dot--red    { background: #FF5F57; }
.code-block__dot--yellow { background: #FFBD2E; }
.code-block__dot--green  { background: #28CA41; }
.code-block__filename { font-size: var(--text-xs); color: var(--text-muted); margin-left: var(--space-3); font-family: var(--font-mono); }
code, pre {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--text-primary);
}
.code-keyword  { color: #FF79C6; }
.code-string   { color: #F1FA8C; }
.code-comment  { color: #6272A4; }
.code-function { color: #50FA7B; }
.code-variable { color: #BD93F9; }
.code-accent   { color: var(--color-accent); }

/* ── 24. SCROLL ANIMATIONS ─────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}
.reveal--left  { transform: translateX(-32px); }
.reveal--right { transform: translateX(32px); }
.reveal--scale { transform: scale(0.92); }
.reveal--left.revealed, .reveal--right.revealed, .reveal--scale.revealed { transform: none; opacity: 1; }

/* Stagger delays */
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ── 25. GENERAL UTILITY ───────────────────────────────────────── */
.sr-only { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); border:0; }
.mt-auto { margin-top: auto; }
.mb-0    { margin-bottom: 0; }
.w-full  { width: 100%; }
.hidden  { display: none !important; }
.overflow-hidden { overflow: hidden; }

/* ── 26. HERO FLOATING CARD (homepage decoration) ──────────────── */
.hero__floating-card {
  position: absolute;
  right: 5%;
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: var(--space-5);
  min-width: 260px;
  animation: cardFloat 5s ease-in-out infinite alternate;
  z-index: 2;
}
@keyframes cardFloat { from{transform:translateY(-52%);} to{transform:translateY(-48%);} }
.hero__floating-card .metric-row { display:flex; align-items:center; justify-content:space-between; padding: var(--space-3) 0; border-bottom: 1px solid var(--border-color); }
.hero__floating-card .metric-row:last-child { border-bottom:none; }
.metric-label { font-size:var(--text-xs); color:var(--text-muted); }
.metric-value { font-family:var(--font-display); font-weight:var(--weight-bold); font-size:var(--text-sm); color:var(--color-accent); }
.metric-up { color:var(--color-success); font-size:var(--text-xs); }
.metric-down { color:var(--color-error); font-size:var(--text-xs); }

/* ── 27. 404 PAGE ──────────────────────────────────────────────── */
.error-page { min-height: 100svh; display:flex; align-items:center; justify-content:center; text-align:center; padding: var(--space-8); }
.error-page__code { font-size: clamp(6rem,20vw,14rem); font-weight:var(--weight-black); line-height:1; font-family:var(--font-display); background:linear-gradient(135deg,var(--color-accent),var(--color-blue)); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }

/* ── 28. RESPONSIVE BREAKPOINTS ────────────────────────────────── */
@media (max-width: 1100px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
  .hero__floating-card { display: none; }
}

@media (max-width: 900px) {
  .nav__links    { display: none; }
  .hamburger     { display: flex; }
  .nav__cta      { display: none; }
}

@media (max-width: 768px) {
  :root { --nav-height: 64px; }
  .footer__grid  { grid-template-columns: 1fr; gap: var(--space-8); }
  .footer__col--brand { grid-column: 1; }
  .footer__desc  { max-width: 100%; }
  .footer__bottom-inner { flex-direction: column; text-align: center; }
  .cta-banner    { border-radius: var(--border-radius-lg); }
  .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .stats-grid    { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .hero__actions  { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .filter-tabs   { gap: var(--space-2); }
  .filter-tab    { font-size: var(--text-xs); padding: var(--space-2) var(--space-3); }
  .stats-grid    { grid-template-columns: 1fr 1fr; }
  .stat-item + .stat-item::before { display: none; }
}

/* ── 29. PRINT STYLES ──────────────────────────────────────────── */
@media print {
  .site-header, .site-footer, .back-to-top, .preloader { display: none; }
  body { background: #fff; color: #000; }
  .text-gradient { -webkit-text-fill-color: currentColor; }
}

/* ── 30. REDUCED MOTION ────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ── 31. HIGH CONTRAST ─────────────────────────────────────────── */
@media (forced-colors: active) {
  .btn--primary { background: ButtonText; color: ButtonFace; }
  .nav__logo-mark, .footer__logo-mark { background: ButtonText; color: ButtonFace; }
}

/* ── 32. MAP PLACEHOLDER ───────────────────────────────────────── */
.map-placeholder {
  width: 100%;
  height: 320px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--space-3);
  color: var(--text-muted);
  font-size: var(--text-sm);
  overflow: hidden;
  position: relative;
}
.map-placeholder i { font-size: 2rem; color: var(--color-accent); }

/* ── 33. NOTIFICATION TOAST ────────────────────────────────────── */
.toast-container { position: fixed; bottom: var(--space-6); left: 50%; transform: translateX(-50%); z-index: 2000; display: flex; flex-direction: column; gap: var(--space-3); pointer-events: none; }
.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-primary);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  animation: toastIn 0.4s var(--ease-spring) both, toastOut 0.4s var(--ease-out) forwards 3.6s;
  pointer-events: all;
  min-width: 280px;
  max-width: 400px;
  backdrop-filter: blur(20px);
}
.toast--success { border-color: rgba(0,214,143,0.35); }
.toast--success i { color: var(--color-success); }
.toast--error { border-color: rgba(255,75,110,0.35); }
.toast--error i { color: var(--color-error); }

@keyframes toastIn  { from{opacity:0;transform:translateY(20px) scale(0.95);} to{opacity:1;transform:translateY(0) scale(1);} }
@keyframes toastOut { from{opacity:1;transform:translateY(0);} to{opacity:0;transform:translateY(-10px);} }

/* Animations on entry */
@keyframes fadeInUp    { from{opacity:0;transform:translateY(24px);} to{opacity:1;transform:translateY(0);} }
@keyframes fadeInLeft  { from{opacity:0;transform:translateX(-24px);} to{opacity:1;transform:translateX(0);} }
@keyframes fadeInRight { from{opacity:0;transform:translateX(24px);} to{opacity:1;transform:translateX(0);} }
@keyframes fadeIn      { from{opacity:0;} to{opacity:1;} }
@keyframes scaleIn     { from{opacity:0;transform:scale(0.9);} to{opacity:1;transform:scale(1);} }