/* ============================================================
   VORTEVIA DESIGN SYSTEM
   Engineered Depth · Structured Intelligence · Premium SaaS
   ============================================================ */

/* --- Design Tokens --- */
:root {
  /* Elevation palette */
  --void: #060818;
  --base: #0a0c1a;
  --surface: #0e1028;
  --card: #141638;
  --raised: #1a1d4a;
  --elevated: #22255a;

  /* Accent */
  --purple-deep: #5a3ec8;
  --purple: #7c5cfc;
  --purple-light: #9b7eff;
  --purple-glow: rgba(124, 92, 252, 0.25);
  --purple-subtle: rgba(124, 92, 252, 0.08);
  --purple-border: rgba(124, 92, 252, 0.18);

  /* Text */
  --text-primary: #f0f0f5;
  --text-secondary: #a0a3be;
  --text-tertiary: #6a6d88;
  --text-inverse: #0a0c1a;

  /* Light section */
  --light-bg: #f4f5f9;
  --light-surface: #ffffff;
  --light-border: #e2e4ee;
  --light-text: #1a1c2e;
  --light-text-secondary: #5a5d72;

  /* Spacing scale */
  --s-xs: 0.25rem;
  --s-sm: 0.5rem;
  --s-md: 1rem;
  --s-lg: 1.5rem;
  --s-xl: 2rem;
  --s-2xl: 3rem;
  --s-3xl: 4rem;
  --s-4xl: 6rem;
  --s-5xl: 8rem;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'SF Mono', 'Cascadia Code', 'Fira Code', 'Consolas', monospace;

  /* Radius */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --r-xl: 24px;

  /* Shadows (elevation system) */
  --shadow-card: 0 1px 2px rgba(0,0,0,0.3), 0 4px 16px rgba(0,0,0,0.2);
  --shadow-raised: 0 2px 4px rgba(0,0,0,0.3), 0 8px 32px rgba(0,0,0,0.25), 0 0 0 1px var(--purple-border);
  --shadow-elevated: 0 4px 8px rgba(0,0,0,0.3), 0 16px 48px rgba(0,0,0,0.3), 0 0 0 1px var(--purple-border);
  --shadow-glow: 0 0 40px rgba(124, 92, 252, 0.15), 0 0 80px rgba(124, 92, 252, 0.05);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 0.2s;
  --duration-normal: 0.4s;
  --duration-slow: 0.7s;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background: var(--void);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; border: none; background: none; }

/* --- Typography Scale --- */
.t-display {
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
}
.t-h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.025em;
}
.t-h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.t-h3 {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
}
.t-body { font-size: 1rem; line-height: 1.65; }
.t-body-lg { font-size: 1.125rem; line-height: 1.65; }
.t-small { font-size: 0.875rem; line-height: 1.5; }
.t-mono {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--s-xl);
}
.container--narrow { max-width: 880px; }
.container--wide { max-width: 1360px; }

/* --- Section Rhythm --- */
.section {
  padding: var(--s-5xl) 0;
  position: relative;
}
.section--dark { background: var(--base); }
.section--surface { background: var(--surface); }
.section--light {
  background: var(--light-bg);
  color: var(--light-text);
}
.section--light .text-secondary { color: var(--light-text-secondary); }

.section__header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto var(--s-3xl);
}
.section__label {
  display: inline-flex;
  align-items: center;
  gap: var(--s-sm);
  color: var(--purple-light);
  margin-bottom: var(--s-md);
}
.section__label::before {
  content: '';
  width: 20px;
  height: 1px;
  background: var(--purple);
}
.text-secondary { color: var(--text-secondary); }

/* ============================================================
   NAVBAR
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--s-lg) 0;
  transition: all var(--duration-normal) var(--ease-out);
}
.nav.scrolled {
  padding: var(--s-sm) 0;
  background: rgba(10, 12, 26, 0.82);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid var(--purple-border);
  box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__brand {
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: var(--s-sm);
}
.nav__brand-icon {
  width: 34px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.nav__brand-icon img,
.nav__brand-icon svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 12px rgba(124, 92, 252, 0.4));
}
.nav__links {
  display: flex;
  align-items: center;
  gap: var(--s-2xl);
  list-style: none;
}
.nav__links a {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  transition: color var(--duration-fast);
  position: relative;
}
.nav__links a:hover { color: var(--text-primary); }
.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--purple);
  transition: width var(--duration-normal) var(--ease-out);
}
.nav__links a:hover::after { width: 100%; }
.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--s-sm);
}

/* Mobile nav */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav__toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--duration-fast);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-sm);
  padding: 0.75rem 1.75rem;
  border-radius: var(--r-md);
  font-weight: 600;
  font-size: 0.9375rem;
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}
.btn--primary {
  background: linear-gradient(135deg, var(--purple), var(--purple-deep));
  color: #fff;
  box-shadow: 0 2px 12px rgba(124, 92, 252, 0.35), inset 0 1px 0 rgba(255,255,255,0.1);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 24px rgba(124, 92, 252, 0.5), inset 0 1px 0 rgba(255,255,255,0.15);
}
.btn--primary:active { transform: translateY(0); }

.btn--outline {
  border: 1px solid var(--purple-border);
  color: var(--text-primary);
  background: rgba(124, 92, 252, 0.05);
}
.btn--outline:hover {
  border-color: var(--purple);
  background: rgba(124, 92, 252, 0.1);
  transform: translateY(-1px);
}

.btn--ghost {
  color: var(--purple-light);
  padding: 0.75rem 1rem;
}
.btn--ghost:hover { color: #fff; }

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: 1rem;
  border-radius: var(--r-md);
}

.btn--dark {
  background: var(--base);
  color: var(--text-primary);
  border: 1px solid var(--purple-border);
}
.btn--dark:hover {
  background: var(--surface);
  border-color: var(--purple);
}

/* Light section buttons */
.section--light .btn--primary {
  background: linear-gradient(135deg, var(--purple), var(--purple-deep));
  color: #fff;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--void);
  padding-top: 80px;
}

/* Layered background system */
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

/* Grid pattern layer */
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(124, 92, 252, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 92, 252, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 20%, transparent 70%);
}

/* Constellation canvas — created by JS */
.hero__constellation {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

/* Ambient glow orbs */
.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  pointer-events: none;
}
.hero__glow--1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124, 92, 252, 0.2), transparent 70%);
  top: -10%;
  right: -5%;
}
.hero__glow--2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(90, 62, 200, 0.15), transparent 70%);
  bottom: -15%;
  left: -10%;
}
.hero__glow--3 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(124, 92, 252, 0.12), transparent 70%);
  top: 30%;
  left: 50%;
  transform: translateX(-50%);
}

/* Hero banner image — blended infrastructure visual */
.hero__image {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
}
.hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  opacity: 0.45;
  mix-blend-mode: lighten;
}
.hero__image::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    /* Left fade — protects text area */
    linear-gradient(90deg, var(--void) 5%, rgba(6,8,24,0.85) 25%, rgba(6,8,24,0.3) 55%, rgba(6,8,24,0.1) 75%, rgba(6,8,24,0.4) 100%),
    /* Bottom fade — blends into next section */
    linear-gradient(to top, var(--base) 0%, transparent 40%),
    /* Top fade — subtle */
    linear-gradient(to bottom, var(--void) 0%, transparent 20%),
    /* Radial vignette — focus center-right */
    radial-gradient(ellipse 90% 80% at 60% 45%, transparent 30%, var(--void) 80%);
}

/* Parallax-capable image wrapper */
.hero__image-inner {
  width: 100%;
  height: 120%;
  margin-top: -10%;
  position: relative;
}
.hero__image-inner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}

/* Noise texture overlay */
.hero__noise {
  position: absolute;
  inset: 0;
  z-index: 2;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 256px;
  pointer-events: none;
}

/* Top edge gradient */
.hero__edge {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 200px;
  background: linear-gradient(to top, var(--base), transparent);
  z-index: 3;
}

.hero__content {
  position: relative;
  z-index: 10;
  max-width: 740px;
}

.hero__label {
  display: inline-flex;
  align-items: center;
  gap: var(--s-sm);
  padding: 0.375rem 1rem 0.375rem 0.5rem;
  background: rgba(124, 92, 252, 0.08);
  border: 1px solid var(--purple-border);
  border-radius: 100px;
  font-size: 0.8125rem;
  color: var(--purple-light);
  margin-bottom: var(--s-xl);
  backdrop-filter: blur(8px);
}
.hero__label-dot {
  width: 8px;
  height: 8px;
  background: var(--purple);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--purple);
  animation: pulse-dot 2.5s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px var(--purple); }
  50% { opacity: 0.6; box-shadow: 0 0 16px var(--purple); }
}

.hero__title { margin-bottom: var(--s-xl); }
.hero__title .accent { color: var(--purple-light); }

.hero__sub {
  font-size: 1.1875rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: var(--s-2xl);
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--s-md);
  flex-wrap: wrap;
}

.hero__proof {
  display: flex;
  align-items: center;
  gap: var(--s-2xl);
  margin-top: var(--s-3xl);
  padding-top: var(--s-2xl);
  border-top: 1px solid rgba(124, 92, 252, 0.1);
}
.hero__proof-item {
  display: flex;
  flex-direction: column;
}
.hero__proof-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}
.hero__proof-label {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  margin-top: 2px;
}

/* ============================================================
   TRUST BAR
   ============================================================ */
.trust {
  padding: var(--s-3xl) 0;
  background: var(--base);
  border-top: 1px solid rgba(124, 92, 252, 0.06);
  border-bottom: 1px solid rgba(124, 92, 252, 0.06);
}
.trust__label {
  text-align: center;
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--s-xl);
}
.trust__logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-3xl);
  flex-wrap: wrap;
  opacity: 0.4;
}
.trust__logo {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
}

/* ============================================================
   FEATURE CARDS
   ============================================================ */
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-xl);
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--purple-border);
  border-radius: var(--r-lg);
  padding: var(--s-2xl);
  position: relative;
  transition: all var(--duration-normal) var(--ease-out);
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--purple-border), transparent);
  opacity: 0;
  transition: opacity var(--duration-normal);
}
.feature-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(124, 92, 252, 0.06), transparent 60%);
  opacity: 0;
  transition: opacity var(--duration-normal);
}
.feature-card:hover {
  border-color: rgba(124, 92, 252, 0.35);
  transform: translateY(-4px);
  box-shadow: var(--shadow-raised), var(--shadow-glow);
}
.feature-card:hover::before { opacity: 1; }
.feature-card:hover::after { opacity: 1; }

.feature-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--r-md);
  background: rgba(124, 92, 252, 0.1);
  border: 1px solid var(--purple-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--s-lg);
  position: relative;
  z-index: 1;
}
.feature-card__icon svg {
  width: 22px;
  height: 22px;
  color: var(--purple-light);
}
.feature-card__title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--s-sm);
  position: relative;
  z-index: 1;
}
.feature-card__text {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.6;
  position: relative;
  z-index: 1;
}

/* ============================================================
   STATS BAR
   ============================================================ */
.stats {
  padding: var(--s-3xl) 0;
  background: var(--surface);
  border-top: 1px solid var(--purple-border);
  border-bottom: 1px solid var(--purple-border);
  position: relative;
  overflow: hidden;
}
.stats::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(124, 92, 252, 0.05), transparent 70%);
}
.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-xl);
  position: relative;
}
.stat {
  text-align: center;
  padding: var(--s-lg);
}
.stat__value {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  line-height: 1;
}
.stat__value .accent { color: var(--purple-light); }
.stat__label {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  margin-top: var(--s-sm);
}
.stat + .stat {
  border-left: 1px solid var(--purple-border);
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.steps__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-xl);
  counter-reset: step;
}
.step {
  position: relative;
  padding: var(--s-2xl);
  background: var(--light-surface);
  border: 1px solid var(--light-border);
  border-radius: var(--r-lg);
  counter-increment: step;
  transition: all var(--duration-normal) var(--ease-out);
}
.step:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}
.step__number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--purple);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--s-lg);
  display: flex;
  align-items: center;
  gap: var(--s-sm);
}
.step__number::before {
  content: counter(step, decimal-leading-zero);
  font-size: 2rem;
  font-weight: 700;
  color: rgba(124, 92, 252, 0.15);
  font-family: var(--font-sans);
  letter-spacing: -0.03em;
  line-height: 1;
}
.step__title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--light-text);
  margin-bottom: var(--s-sm);
}
.step__text {
  font-size: 0.9375rem;
  color: var(--light-text-secondary);
  line-height: 1.6;
}

/* ============================================================
   SHOWCASE / LARGE FEATURE
   ============================================================ */
.showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-4xl);
  align-items: center;
}
.showcase--reverse { direction: rtl; }
.showcase--reverse > * { direction: ltr; }
.showcase__content { max-width: 480px; }
.showcase__label {
  display: inline-flex;
  align-items: center;
  gap: var(--s-sm);
  color: var(--purple-light);
  margin-bottom: var(--s-md);
  font-size: 0.8125rem;
}
.showcase__label::before {
  content: '';
  width: 16px;
  height: 1px;
  background: var(--purple);
}
.showcase__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: var(--s-lg);
}
.showcase__text {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--s-xl);
}
.showcase__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--s-md);
}
.showcase__list li {
  display: flex;
  align-items: flex-start;
  gap: var(--s-md);
  font-size: 0.9375rem;
  color: var(--text-secondary);
}
.showcase__list-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(124, 92, 252, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}
.showcase__list-icon svg { width: 12px; height: 12px; color: var(--purple-light); }

.showcase__visual {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--surface);
  border: 1px solid var(--purple-border);
  box-shadow: var(--shadow-elevated);
}
.showcase__visual-inner {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  padding: var(--s-xl);
  gap: var(--s-md);
}

/* Mock UI elements */
.mock-bar {
  height: 8px;
  border-radius: 4px;
  background: rgba(124, 92, 252, 0.15);
}
.mock-bar--short { width: 40%; }
.mock-bar--medium { width: 65%; }
.mock-bar--long { width: 85%; }
.mock-bar--accent { background: linear-gradient(90deg, var(--purple), var(--purple-deep)); opacity: 0.6; }

.mock-card {
  background: var(--card);
  border: 1px solid var(--purple-border);
  border-radius: var(--r-md);
  padding: var(--s-lg);
  display: flex;
  flex-direction: column;
  gap: var(--s-sm);
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section__bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center top, rgba(124, 92, 252, 0.1), transparent 60%);
}
.cta-section__inner {
  position: relative;
  z-index: 1;
  max-width: 600px;
  margin: 0 auto;
}
.cta-section__title {
  margin-bottom: var(--s-lg);
}
.cta-section__text {
  color: var(--text-secondary);
  margin-bottom: var(--s-2xl);
  font-size: 1.0625rem;
}
.cta-section__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-md);
  flex-wrap: wrap;
}

/* ============================================================
   PRICING
   ============================================================ */
.pricing__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-xl);
  align-items: start;
}

.price-card {
  background: var(--surface);
  border: 1px solid var(--purple-border);
  border-radius: var(--r-lg);
  padding: var(--s-2xl);
  position: relative;
  transition: all var(--duration-normal) var(--ease-out);
}
.price-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-raised);
}
.price-card--featured {
  background: var(--card);
  border-color: var(--purple);
  box-shadow: var(--shadow-glow), var(--shadow-elevated);
  transform: scale(1.03);
  z-index: 2;
}
.price-card--featured:hover {
  transform: scale(1.03) translateY(-4px);
}
.price-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--purple), var(--purple-deep));
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 1rem;
  border-radius: 100px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  box-shadow: 0 2px 12px rgba(124, 92, 252, 0.4);
}
.price-card__name {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--s-md);
}
.price-card__price {
  display: flex;
  align-items: baseline;
  gap: var(--s-xs);
  margin-bottom: var(--s-sm);
}
.price-card__amount {
  font-size: 2.75rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
}
.price-card__period {
  font-size: 0.875rem;
  color: var(--text-tertiary);
}
.price-card__desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: var(--s-xl);
  line-height: 1.5;
}
.price-card__divider {
  height: 1px;
  background: var(--purple-border);
  margin-bottom: var(--s-xl);
}
.price-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--s-md);
  margin-bottom: var(--s-2xl);
}
.price-card__features li {
  display: flex;
  align-items: flex-start;
  gap: var(--s-sm);
  font-size: 0.9375rem;
  color: var(--text-secondary);
}
.price-card__check {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(124, 92, 252, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}
.price-card__check svg { width: 10px; height: 10px; color: var(--purple-light); }
.price-card .btn { width: 100%; justify-content: center; }

/* Light pricing variant */
.section--light .price-card {
  background: var(--light-surface);
  border-color: var(--light-border);
}
.section--light .price-card--featured {
  background: var(--base);
  border-color: var(--purple);
  color: var(--text-primary);
}
.section--light .price-card--featured .price-card__name,
.section--light .price-card--featured .price-card__period { color: var(--text-tertiary); }
.section--light .price-card--featured .price-card__desc,
.section--light .price-card--featured .price-card__features li { color: var(--text-secondary); }
.section--light .price-card--featured .price-card__divider { background: var(--purple-border); }

/* ============================================================
   FAQ
   ============================================================ */
.faq__list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--s-sm);
}
.faq-item {
  border: 1px solid var(--purple-border);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: border-color var(--duration-fast);
  background: var(--surface);
}
.faq-item:hover { border-color: rgba(124, 92, 252, 0.3); }
.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--s-lg) var(--s-xl);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
  transition: background var(--duration-fast);
}
.faq-item__question:hover { background: rgba(124, 92, 252, 0.03); }
.faq-item__icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--duration-normal) var(--ease-out);
}
.faq-item__icon svg { width: 14px; height: 14px; color: var(--purple-light); }
.faq-item.open .faq-item__icon { transform: rotate(45deg); }
.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-normal) var(--ease-out);
}
.faq-item.open .faq-item__answer { max-height: 300px; }
.faq-item__answer-inner {
  padding: 0 var(--s-xl) var(--s-lg);
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--void);
  border-top: 1px solid rgba(124, 92, 252, 0.08);
  padding: var(--s-4xl) 0 var(--s-2xl);
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--s-3xl);
  margin-bottom: var(--s-3xl);
}
.footer__brand {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: var(--s-md);
  display: flex;
  align-items: center;
  gap: var(--s-sm);
}
.footer__tagline {
  font-size: 0.9375rem;
  color: var(--text-tertiary);
  max-width: 280px;
  line-height: 1.6;
}
.footer__heading {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  margin-bottom: var(--s-lg);
}
.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--s-md);
}
.footer__links a {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  transition: color var(--duration-fast);
}
.footer__links a:hover { color: var(--purple-light); }
.footer__bottom {
  padding-top: var(--s-xl);
  border-top: 1px solid rgba(124, 92, 252, 0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}
.footer__legal {
  display: flex;
  gap: var(--s-xl);
}
.footer__legal a:hover { color: var(--text-secondary); }

/* ============================================================
   SCROLL REVEAL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--duration-slow) var(--ease-out), transform var(--duration-slow) var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.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; }

/* Hero specific entrance */
.hero__content .reveal {
  transform: translateY(40px);
}

/* GPU layer promotion for tilt-interactive cards */
.step,
.price-card,
.built-for-card,
.example-card,
.feature-card {
  will-change: transform;
}

/* Accessibility: disable ambient motion for reduced-motion users */
@media (prefers-reduced-motion: reduce) {
  .hero__constellation { display: none; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .features__grid,
  .pricing__grid,
  .steps__grid { grid-template-columns: repeat(2, 1fr); }
  .showcase { grid-template-columns: 1fr; gap: var(--s-2xl); }
  .showcase--reverse { direction: ltr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .stat + .stat { border-left: none; }
  .stats__grid .stat:nth-child(2) { border-left: 1px solid var(--purple-border); }
  .stats__grid .stat:nth-child(4) { border-left: 1px solid var(--purple-border); }
}

@media (max-width: 768px) {
  :root {
    --s-5xl: 5rem;
    --s-4xl: 3.5rem;
  }
  .features__grid,
  .pricing__grid,
  .steps__grid,
  .stats__grid { grid-template-columns: 1fr; }
  .stat + .stat { border-left: none; border-top: 1px solid var(--purple-border); }
  .stats__grid .stat:nth-child(2),
  .stats__grid .stat:nth-child(4) { border-left: none; }
  .footer__grid { grid-template-columns: 1fr; gap: var(--s-xl); }
  .footer__bottom { flex-direction: column; gap: var(--s-md); text-align: center; }
  .hero__proof { flex-direction: column; gap: var(--s-lg); align-items: flex-start; }
  .price-card--featured { transform: none; }
  .price-card--featured:hover { transform: translateY(-4px); }

  .nav__links { display: none; }
  .nav__toggle { display: flex; }
  .nav__links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(10, 12, 26, 0.95);
    backdrop-filter: blur(20px);
    padding: var(--s-xl);
    border-bottom: 1px solid var(--purple-border);
    gap: var(--s-lg);
  }
}

@media (max-width: 480px) {
  .container { padding: 0 var(--s-lg); }
  .hero__actions { flex-direction: column; align-items: flex-start; }
}

/* ============================================================
   PAGE-LEVEL: PRICING HERO
   ============================================================ */
.page-hero {
  padding: calc(80px + var(--s-4xl)) 0 var(--s-3xl);
  background: var(--void);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(124, 92, 252, 0.08), transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(90, 62, 200, 0.06), transparent 50%);
}
.page-hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(124, 92, 252, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 92, 252, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black, transparent 70%);
}
.page-hero__content {
  position: relative;
  z-index: 1;
}
.page-hero__sub {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  margin-top: var(--s-lg);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   PROBLEM SECTION
   ============================================================ */
.problem__text {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}
.problem__text p {
  color: var(--light-text-secondary);
  font-size: 1.0625rem;
  line-height: 1.75;
  margin-bottom: var(--s-md);
}
.problem__text p:last-child { margin-bottom: 0; }
.problem__text p:first-of-type {
  color: var(--light-text);
  font-size: 1.125rem;
  font-weight: 500;
}

/* ============================================================
   COMPARISON TABLE
   ============================================================ */
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-top: var(--s-2xl);
  border-radius: var(--r-lg);
  border: 1px solid var(--purple-border);
}
.section--light .table-wrap {
  background: #1C2541;
  border-color: rgba(124, 92, 252, 0.22);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  white-space: nowrap;
}
.comparison-table thead {
  background: var(--surface);
}
.section--light .comparison-table thead {
  background: rgba(124, 92, 252, 0.06);
}
.comparison-table th,
.comparison-table td {
  padding: 0.875rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--purple-border);
}
.section--light .comparison-table th,
.section--light .comparison-table td {
  border-bottom-color: rgba(124, 92, 252, 0.15);
}
.comparison-table thead th {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
}
.section--light .comparison-table thead th {
  color: var(--text-tertiary);
}
.comparison-table tbody th {
  font-weight: 500;
  color: var(--text-primary);
}
.section--light .comparison-table tbody th {
  color: var(--text-primary);
}
.comparison-table tbody td {
  color: var(--text-secondary);
}
.section--light .comparison-table tbody td {
  color: var(--text-secondary);
}
.comparison-table tbody tr:last-child th,
.comparison-table tbody tr:last-child td {
  border-bottom: none;
}
.comparison-table tbody tr:hover {
  background: rgba(124, 92, 252, 0.03);
}
.comparison-table .text-center {
  text-align: center;
}

/* Highlight Vortevia column */
.comparison-table thead th:nth-child(2) {
  color: var(--purple-light);
}
.comparison-table tbody td:nth-child(2) {
  color: var(--purple-light);
  font-weight: 500;
}

/* Vortevia column vertical accent indicator */
.comparison-table thead th:nth-child(2),
.comparison-table tbody td:nth-child(2) {
  box-shadow: inset 3px 0 0 rgba(124, 92, 252, 0.45);
}

/* Comparison table row fade-up animation */
.comparison-table tbody tr {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s var(--ease-out), transform 0.3s var(--ease-out);
}
.comparison-table tbody tr.row-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Heading divider under comparison section header */
.section--light .section__header:has(+ .table-wrap)::after {
  content: '';
  display: block;
  width: 40%;
  height: 1px;
  margin: var(--s-xl) auto 0;
  background: var(--purple);
  opacity: 0.25;
}

/* ============================================================
   BUILT-FOR GRID
   ============================================================ */
.built-for__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-xl);
}
.built-for-card {
  background: var(--light-surface);
  border: 1px solid var(--light-border);
  border-radius: var(--r-lg);
  padding: var(--s-2xl);
  transition: all var(--duration-normal) var(--ease-out);
}
.built-for-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}
.built-for-card__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--r-md);
  background: rgba(124, 92, 252, 0.08);
  border: 1px solid rgba(124, 92, 252, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--s-lg);
  color: var(--purple);
}
.built-for-card__icon svg { width: 20px; height: 20px; }
.built-for-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--light-text);
  margin-bottom: var(--s-sm);
}
.built-for-card p {
  font-size: 0.9375rem;
  color: var(--light-text-secondary);
  line-height: 1.6;
}

/* ============================================================
   SECTION DIVIDER
   ============================================================ */
.section-divider {
  border: none;
  height: 1px;
  background: var(--light-border);
  margin: 0;
}

/* ============================================================
   STEPS CLOSING
   ============================================================ */
.steps-closing {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-top: var(--s-2xl);
  font-style: italic;
  opacity: 0.8;
}

/* ============================================================
   CONTACT FORM
   ============================================================ */
.contact-section {
  position: relative;
  overflow: hidden;
}
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--s-4xl);
  align-items: start;
}
.contact__info h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: var(--s-lg);
}
.contact__info p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--s-xl);
}
.contact__detail {
  display: flex;
  align-items: center;
  gap: var(--s-md);
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-bottom: var(--s-md);
}
.contact__detail-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--r-sm);
  background: rgba(124, 92, 252, 0.1);
  border: 1px solid var(--purple-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact__detail-icon svg { width: 16px; height: 16px; color: var(--purple-light); }

.contact__form {
  background: var(--surface);
  border: 1px solid var(--purple-border);
  border-radius: var(--r-lg);
  padding: var(--s-2xl);
}
.form-group {
  margin-bottom: var(--s-lg);
}
.form-group:last-of-type {
  margin-bottom: var(--s-xl);
}
.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--s-sm);
}
.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--base);
  border: 1px solid var(--purple-border);
  border-radius: var(--r-md);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
  outline: none;
}
.form-input:focus,
.form-textarea:focus {
  border-color: var(--purple);
  box-shadow: 0 0 0 3px rgba(124, 92, 252, 0.15);
}
.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-tertiary);
}
.form-textarea {
  min-height: 120px;
  resize: vertical;
}
.form-hint {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  margin-top: 4px;
}
/* Honeypot anti-spam */
.form-hp { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }

@media (max-width: 768px) {
  .contact__grid { grid-template-columns: 1fr; gap: var(--s-2xl); }
  .built-for__grid { grid-template-columns: 1fr; }
}

/* ============================================================
   POLICY / LEGAL CONTENT PAGES
   ============================================================ */
.policy-content {
  max-width: 720px;
  margin: 0 auto;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-secondary);
}
.policy-content h2 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: var(--s-2xl);
  margin-bottom: var(--s-md);
  letter-spacing: -0.01em;
}
.policy-content h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: var(--s-xl);
  margin-bottom: var(--s-sm);
}
.policy-content p { margin-bottom: var(--s-md); }
.policy-content ul,
.policy-content ol {
  margin-bottom: var(--s-md);
  padding-left: var(--s-xl);
}
.policy-content li { margin-bottom: var(--s-sm); }
.policy-content strong { color: var(--text-primary); font-weight: 600; }
.policy-content a {
  color: var(--purple-light);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.policy-content a:hover { color: #fff; }
.policy-meta {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  margin-bottom: var(--s-2xl);
  padding-bottom: var(--s-xl);
  border-bottom: 1px solid var(--purple-border);
}

/* ============================================================
   ARTICLE / EXAMPLE CONTENT
   ============================================================ */
.article-hero {
  padding: calc(80px + var(--s-3xl)) 0 var(--s-2xl);
  background: var(--void);
  position: relative;
  overflow: hidden;
}
.article-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 30%, rgba(124, 92, 252, 0.08), transparent 50%),
    radial-gradient(ellipse at 70% 70%, rgba(90, 62, 200, 0.05), transparent 50%);
}
.article-hero .container { position: relative; z-index: 1; }
.article-hero h1 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  max-width: 720px;
  margin-bottom: var(--s-md);
}
.article-hero p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.example-label {
  display: inline-flex;
  align-items: center;
  gap: var(--s-sm);
  padding: 0.3rem 0.875rem;
  background: rgba(124, 92, 252, 0.1);
  border: 1px solid var(--purple-border);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--purple-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--s-lg);
}

.article-back {
  display: inline-flex;
  align-items: center;
  gap: var(--s-sm);
  font-size: 0.875rem;
  color: var(--purple-light);
  margin-bottom: var(--s-2xl);
  transition: color var(--duration-fast);
}
.article-back:hover { color: #fff; }

.article-content {
  max-width: 720px;
  margin: 0 auto;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-secondary);
}
.article-content h2 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: var(--s-2xl);
  margin-bottom: var(--s-md);
}
.article-content p { margin-bottom: var(--s-md); }
.article-content ul,
.article-content ol {
  margin-bottom: var(--s-md);
  padding-left: var(--s-xl);
}
.article-content li { margin-bottom: var(--s-sm); }
.article-content strong { color: var(--text-primary); font-weight: 600; }
.article-content blockquote {
  border-left: 3px solid var(--purple);
  padding: var(--s-lg) var(--s-xl);
  margin: var(--s-xl) 0;
  background: rgba(124, 92, 252, 0.04);
  border-radius: 0 var(--r-md) var(--r-md) 0;
}
.article-content blockquote p { margin-bottom: 0; }
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--s-xl) 0;
  font-size: 0.9375rem;
  border: 1px solid var(--purple-border);
  border-radius: var(--r-md);
  overflow: hidden;
}
.article-content table th,
.article-content table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--purple-border);
}
.article-content table th {
  font-weight: 600;
  color: var(--text-primary);
  background: var(--surface);
}
.article-content table td { color: var(--text-secondary); }
.article-content hr {
  border: none;
  height: 1px;
  background: var(--purple-border);
  margin: var(--s-2xl) 0;
}
.article-content em { color: var(--text-tertiary); }
.article-separator {
  border: none;
  height: 1px;
  background: var(--purple-border);
  margin: var(--s-2xl) 0;
}

/* ============================================================
   EXAMPLES GRID
   ============================================================ */
.examples__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-xl);
}
.example-card {
  background: var(--surface);
  border: 1px solid var(--purple-border);
  border-radius: var(--r-lg);
  padding: var(--s-2xl);
  transition: all var(--duration-normal) var(--ease-out);
  display: flex;
  flex-direction: column;
}
.example-card:hover {
  border-color: rgba(124, 92, 252, 0.35);
  transform: translateY(-4px);
  box-shadow: var(--shadow-raised), var(--shadow-glow);
}
.example-card__label {
  display: inline-flex;
  align-self: flex-start;
  padding: 0.2rem 0.625rem;
  background: rgba(124, 92, 252, 0.1);
  border: 1px solid var(--purple-border);
  border-radius: 100px;
  font-size: 0.6875rem;
  color: var(--purple-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--s-lg);
}
.example-card__title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--s-sm);
  line-height: 1.35;
}
.example-card__text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--s-lg);
  flex-grow: 1;
}
.example-card__link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--purple-light);
  display: inline-flex;
  align-items: center;
  gap: var(--s-xs);
  transition: color var(--duration-fast);
}
.example-card__link:hover { color: #fff; }
.example-card__link::after { content: ' →'; }

@media (max-width: 768px) {
  .examples__grid { grid-template-columns: 1fr; }
}

/* ============================================================
   UTILITIES
   ============================================================ */
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-sm { margin-top: var(--s-sm); }
.mt-md { margin-top: var(--s-md); }
.mt-lg { margin-top: var(--s-lg); }
.mt-xl { margin-top: var(--s-xl); }
.mb-md { margin-bottom: var(--s-md); }
.gap-md { gap: var(--s-md); }