/* ═══════════════════════════════════════════════════════════════
   UNITAS Design System — style.css
   Source of truth: design-system.md
   ═══════════════════════════════════════════════════════════════ */

/* ── Custom Properties ─────────────────────────────────────── */
:root {
  /* Colors — Primary Surfaces */
  --color-obsidian: #0B0F1A;
  --color-gunmetal: #141925;
  --color-slate: #1E2433;

  /* Colors — Accent */
  --color-ember: #E8613A;
  --color-ember-hover: #F07A55;
  --color-ember-muted: #D4532E;
  --color-ember-glow: rgba(232, 97, 58, 0.15);

  /* Colors — Secondary */
  --color-ice: #64B5F6;
  --color-ice-light: #90CAF9;
  --color-ice-muted: rgba(100, 181, 246, 0.10);

  /* Colors — Text */
  --color-snow: #F1F3F7;
  --color-mist: #B0B8C9;
  --color-fog: #6B7A91;

  /* Colors — Borders & Lines */
  --color-ash: #2D3548;
  --color-smoke: #1A2035;

  /* Colors — Semantic */
  --color-success: #4ADE80;
  --color-warning: #FBBF24;
  --color-error: #F87171;

  /* Typography */
  --font-display: 'Outfit', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.3), 0 4px 12px rgba(0, 0, 0, 0.2);
  --shadow-card-hover: 0 2px 8px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(232, 97, 58, 0.08);
  --shadow-cta: 0 0 20px rgba(232, 97, 58, 0.25), 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-nav: 0 1px 0 rgba(255, 255, 255, 0.04), 0 4px 20px rgba(0, 0, 0, 0.5);

  /* Borders */
  --border-subtle: 1px solid rgba(255, 255, 255, 0.06);
  --border-default: 1px solid rgba(255, 255, 255, 0.10);
  --border-strong: 1px solid rgba(255, 255, 255, 0.15);
  --border-accent: 1px solid rgba(232, 97, 58, 0.3);

  /* Animations */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-back: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;
  --duration-slower: 800ms;

  /* Z-index */
  --z-base: 0;
  --z-elevated: 1;
  --z-floating: 10;
  --z-modal: 100;
  --z-navigation: 1000;

  /* Gradients */
  --gradient-hero:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(232, 97, 58, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 80% 20%, rgba(100, 181, 246, 0.04) 0%, transparent 60%),
    linear-gradient(180deg, #0B0F1A 0%, #0E1220 100%);
  --gradient-section-alt:
    linear-gradient(180deg, #0E1220 0%, #111827 50%, #0E1220 100%);
  --gradient-section-accent:
    radial-gradient(ellipse 50% 30% at 50% 0%, rgba(232, 97, 58, 0.05) 0%, transparent 100%),
    #0B0F1A;
}

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

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-mist);
  background: var(--color-obsidian);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-ice);
  text-decoration: none;
}

a:hover {
  color: var(--color-ice-light);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  color: var(--color-snow);
  line-height: 1.1;
}

/* ── Container ─────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-5);
}

@media (min-width: 640px) {
  .container {
    padding: 0 var(--space-10);
  }
}

@media (min-width: 1024px) {
  .container {
    max-width: 1120px;
    padding: 0;
  }
}

@media (min-width: 1440px) {
  .container {
    max-width: 1280px;
  }
}

/* ── Grain Texture (global) ────────────────────────────────── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
}

/* ── Section base ──────────────────────────────────────────── */
.section {
  position: relative;
  padding: var(--space-16) 0;
}

@media (min-width: 640px) {
  .section {
    padding: var(--space-20) 0;
  }
}

@media (min-width: 1024px) {
  .section {
    padding: var(--space-24) 0;
  }
}

.section--alt {
  background: var(--gradient-section-alt);
}

.section--accent {
  background: var(--gradient-section-accent);
}

.section__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(232, 97, 58, 0.12);
  color: var(--color-ember);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.8125rem;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: var(--space-6);
}

.section__title {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-4);
}

.section__subtitle {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--color-mist);
  max-width: 65ch;
  margin-bottom: var(--space-10);
}

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 14px 28px;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-ember);
  color: #fff;
  box-shadow: 0 0 24px rgba(232, 97, 58, 0.3), 0 6px 16px rgba(0, 0, 0, 0.4);
  transition:
    transform var(--duration-fast) var(--ease-out-expo),
    background-color var(--duration-fast) var(--ease-out-expo);
}

.btn--primary:hover {
  background: var(--color-ember-hover);
  color: #fff;
  transform: translateY(-2px);
}

.btn--primary:active {
  background: var(--color-ember-muted);
  transform: translateY(0);
}

.btn--primary:focus-visible {
  outline: 2px solid var(--color-ember);
  outline-offset: 3px;
}

.btn--secondary {
  background: transparent;
  color: var(--color-snow);
  border: var(--border-default);
  transition:
    border-color var(--duration-fast) var(--ease-out-expo),
    background-color var(--duration-fast) var(--ease-out-expo);
}

.btn--secondary:hover {
  color: var(--color-snow);
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.04);
}

.btn--secondary:focus-visible {
  outline: 2px solid var(--color-ice);
  outline-offset: 3px;
}

.btn--small {
  font-size: 0.8125rem;
  padding: 10px 20px;
}

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

/* ── Cards ─────────────────────────────────────────────────── */
.card {
  background: var(--color-gunmetal);
  border: var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-card);
  transition:
    transform var(--duration-normal) var(--ease-out-expo),
    box-shadow var(--duration-normal) var(--ease-out-expo),
    border-color var(--duration-normal) var(--ease-out-expo);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(255, 255, 255, 0.10);
}

@media (min-width: 1024px) {
  .card {
    padding: var(--space-8);
  }
}

.card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-ember-glow);
  border-radius: var(--radius-md);
  font-size: 1.5rem;
  margin-bottom: var(--space-5);
}

.card__title {
  font-size: clamp(1.125rem, 1.8vw, 1.35rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: var(--space-2);
}

.card__desc {
  font-size: 0.9375rem;
  color: var(--color-fog);
  margin-bottom: var(--space-5);
}

.card__list {
  list-style: none;
  margin-bottom: var(--space-6);
}

.card__list li {
  position: relative;
  padding-left: var(--space-6);
  margin-bottom: var(--space-3);
  font-size: 0.9375rem;
  color: var(--color-mist);
}

.card__list li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: var(--color-ember);
  font-size: 0.75rem;
}

/* ── Grid Layouts ──────────────────────────────────────────── */
.grid-2 {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-2 {
    gap: var(--space-10);
  }
}

.grid-3 {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
  }
}

.grid-4 {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }
}

/* ── Navigation ────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-navigation);
  background: rgba(20, 25, 37, 0.85);
  backdrop-filter: blur(12px) saturate(1.2);
  -webkit-backdrop-filter: blur(12px) saturate(1.2);
  border-bottom: var(--border-subtle);
  box-shadow: var(--shadow-nav);
  transition: background-color var(--duration-normal) var(--ease-out-expo);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav__logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.65rem;
  color: var(--color-snow);
  letter-spacing: -0.02em;
  text-shadow: 0 0 20px rgba(100, 181, 246, 0.15);
}

.nav__logo span {
  color: var(--color-ember);
}

.nav__links {
  display: none;
  list-style: none;
  gap: var(--space-8);
}

@media (min-width: 1024px) {
  .nav__links {
    display: flex;
  }
}

.nav__links a {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-mist);
  transition: color var(--duration-fast) var(--ease-out-expo);
}

.nav__links a:hover {
  color: var(--color-snow);
}

.nav__cta {
  display: none;
}

@media (min-width: 1024px) {
  .nav__cta {
    display: inline-flex;
  }
}

.nav__hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

@media (min-width: 1024px) {
  .nav__hamburger {
    display: none;
  }
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-snow);
  border-radius: 2px;
  transition: transform var(--duration-normal) var(--ease-out-expo),
    opacity var(--duration-fast) var(--ease-out-expo);
}

.nav__hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__hamburger.active span:nth-child(2) {
  opacity: 0;
}

.nav__hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.nav__mobile {
  position: fixed;
  top: 72px;
  left: 0;
  width: 100%;
  background: rgba(20, 25, 37, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--space-8) var(--space-5);
  transform: translateY(-120%);
  opacity: 0;
  transition:
    transform var(--duration-normal) var(--ease-out-expo),
    opacity var(--duration-fast) var(--ease-out-expo);
  z-index: calc(var(--z-navigation) - 1);
  border-bottom: var(--border-subtle);
}

.nav__mobile.active {
  transform: translateY(0);
  opacity: 1;
}

.nav__mobile a {
  display: block;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-snow);
  padding: var(--space-3) 0;
  border-bottom: var(--border-subtle);
  transition: color var(--duration-fast) var(--ease-out-expo);
}

.nav__mobile a:last-child {
  border-bottom: none;
}

.nav__mobile a:hover {
  color: var(--color-ember);
}

/* ── Hero ──────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 72px;
  /* offset nav */
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 680px;
}

.hero__headline {
  font-size: clamp(2.75rem, 5vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: var(--space-6);
}

.hero__sub {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  color: var(--color-mist);
  max-width: 55ch;
  margin-bottom: var(--space-10);
  line-height: 1.6;
}

.hero__visual {
  display: none;
}

@media (min-width: 1024px) {
  .hero {
    padding: var(--space-32) 0;
    padding-top: calc(72px + var(--space-32));
  }

  .hero__inner {
    display: flex;
    align-items: center;
    gap: var(--space-16);
  }

  .hero__content {
    flex: 1;
  }

  .hero__visual {
    display: block;
    flex: 1;
    position: relative;
  }
}

.hero__video {
  width: 100%;
  max-width: 500px;
  height: auto;
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(232, 97, 58, 0.08);
  transition: transform var(--duration-slow) var(--ease-out-expo);
  object-fit: contain;
}

.hero__video:hover {
  transform: scale(1.02) translateY(-4px);
}

/* Animated glow orb behind hero */
.hero__glow {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 97, 58, 0.08) 0%, transparent 70%);
  filter: blur(80px);
  top: 20%;
  right: -10%;
  z-index: 0;
  animation: glowFloat 8s ease-in-out infinite alternate;
}

@keyframes glowFloat {
  0% {
    transform: translate(0, 0) scale(1);
  }

  100% {
    transform: translate(-20px, 20px) scale(1.1);
  }
}

/* ── Narrative Block (cinematic video section) ─────────────── */
.narrative {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.narrative__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.narrative__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.narrative__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg,
      rgba(11, 15, 26, 0.8) 0%,
      rgba(11, 15, 26, 0.55) 35%,
      rgba(11, 15, 26, 0.55) 65%,
      rgba(11, 15, 26, 0.8) 100%);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1;
}

.narrative__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: var(--space-24) var(--space-5);
}

.narrative__headline {
  font-size: clamp(2.25rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--color-snow);
  margin-bottom: var(--space-6);
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

.narrative__sub {
  font-family: var(--font-display);
  font-size: clamp(0.95rem, 1.3vw, 1.15rem);
  font-weight: 500;
  color: var(--color-mist);
  letter-spacing: 0.05em;
  line-height: 1.8;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.5);
}

@media (min-width: 1024px) {
  .narrative {
    min-height: 80vh;
  }
}

/* ── Brand Closer (pre-footer video) ──────────────────────── */
.brand-closer {
  position: relative;
  background: #000;
  overflow: hidden;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  width: 100vw;
  margin-left: calc(-50vw + 50%);
}

.brand-closer__inner {
  width: 100%;
  position: relative;
}

.brand-closer__video {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.brand-closer__inner::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(11, 15, 26, 0.25);
  pointer-events: none;
}

/* ── "Quem é" section ──────────────────────────────────────── */
.about__grid {
  display: grid;
  gap: var(--space-10);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .about__grid {
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-16);
  }
}

.about__text {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-mist);
  margin-bottom: var(--space-6);
  max-width: 55ch;
}

.about__list {
  list-style: none;
  margin-bottom: var(--space-8);
}

.about__list li {
  position: relative;
  padding-left: var(--space-8);
  margin-bottom: var(--space-4);
  font-size: 1rem;
  color: var(--color-snow);
  font-weight: 500;
}

.about__list li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: var(--color-ember);
}

.about__block-title {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-fog);
  margin-bottom: var(--space-5);
}

/* ── Demo / Proof section ──────────────────────────────────── */
.demo__player {
  background: var(--color-gunmetal);
  border: var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  margin-bottom: var(--space-10);
}

.demo__track {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: var(--border-subtle);
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-out-expo);
}

.demo__track:last-child {
  border-bottom: none;
}

.demo__track:hover {
  background: rgba(255, 255, 255, 0.02);
}

.demo__play-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-ember);
  border: none;
  border-radius: 50%;
  color: #fff;
  cursor: pointer;
  flex-shrink: 0;
  transition: transform var(--duration-fast) var(--ease-out-expo),
    background-color var(--duration-fast) var(--ease-out-expo);
}

.demo__play-btn:hover {
  transform: scale(1.1);
  background: var(--color-ember-hover);
}

.demo__track-info {
  flex: 1;
}

.demo__track-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-snow);
}

.demo__track-desc {
  font-size: 0.8125rem;
  color: var(--color-fog);
}

.demo__progress {
  width: 100%;
  height: 3px;
  background: var(--color-ash);
  border-radius: 2px;
  margin-top: var(--space-2);
  overflow: hidden;
}

.demo__progress-fill {
  height: 100%;
  background: var(--color-ember);
  border-radius: 2px;
  width: 0%;
  transition: width 0.1s linear;
}

/* Deliverables list */
.demo__deliverables {
  list-style: none;
}

.demo__deliverables li {
  position: relative;
  padding-left: var(--space-8);
  margin-bottom: var(--space-4);
  font-size: 1rem;
  color: var(--color-snow);
}

.demo__deliverables li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

/* ── Timeline / How it works ───────────────────────────────── */
.steps {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: 1fr;
  counter-reset: step;
}

@media (min-width: 768px) {
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

.step {
  position: relative;
  counter-increment: step;
}

.step__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--color-ember-glow);
  border: var(--border-accent);
  border-radius: 50%;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--color-ember);
  margin-bottom: var(--space-5);
}

.step__title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-snow);
  margin-bottom: var(--space-2);
}

.step__desc {
  font-size: 0.9375rem;
  color: var(--color-fog);
  line-height: 1.6;
}

/* Connector line between steps (desktop) */
@media (min-width: 1024px) {
  .step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 24px;
    left: calc(48px + var(--space-4));
    width: calc(100% - 48px - var(--space-4));
    height: 1px;
    background: linear-gradient(90deg, var(--color-ember), transparent);
    opacity: 0.3;
  }
}

/* ── Pricing ───────────────────────────────────────────────── */
.pricing-card {
  background: var(--color-gunmetal);
  border: var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition:
    transform var(--duration-normal) var(--ease-out-expo),
    box-shadow var(--duration-normal) var(--ease-out-expo),
    border-color var(--duration-normal) var(--ease-out-expo);
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.pricing-card--featured {
  border-color: rgba(232, 97, 58, 0.3);
  background: linear-gradient(180deg, rgba(232, 97, 58, 0.04) 0%, var(--color-gunmetal) 100%);
  position: relative;
}

.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-ember);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.75rem;
  padding: 4px 16px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-card__name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-snow);
  margin-bottom: var(--space-2);
}

.pricing-card__price {
  font-family: var(--font-display);
  font-size: 0.875rem;
  color: var(--color-fog);
  margin-bottom: var(--space-6);
}

.pricing-card__list {
  list-style: none;
  flex: 1;
  margin-bottom: var(--space-8);
}

.pricing-card__list li {
  position: relative;
  padding-left: var(--space-6);
  margin-bottom: var(--space-3);
  font-size: 0.9375rem;
  color: var(--color-mist);
}

.pricing-card__list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-ember);
  font-weight: 700;
}

/* ── Portfolio / Cases ─────────────────────────────────────── */
.portfolio-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-gunmetal);
  border: var(--border-subtle);
}

.portfolio-card__image {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.portfolio-card:hover .portfolio-card__image {
  transform: scale(1.05);
}

.portfolio-card__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-6);
  background: linear-gradient(180deg, transparent 0%, rgba(11, 15, 26, 0.85) 100%);
}

.portfolio-card__title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-snow);
  margin-bottom: var(--space-1);
}

.portfolio-card__type {
  display: inline-block;
  background: rgba(232, 97, 58, 0.15);
  color: var(--color-ember);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.6875rem;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ── Form ──────────────────────────────────────────────────── */
.form {
  max-width: 600px;
  margin: 0 auto;
}

.form__group {
  margin-bottom: var(--space-5);
}

.form__label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-snow);
  margin-bottom: var(--space-2);
}

.form__input,
.form__textarea,
.form__select {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: var(--border-default);
  border-radius: var(--radius-md);
  color: var(--color-snow);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: var(--space-4) var(--space-5);
  transition: border-color var(--duration-fast) var(--ease-out-expo);
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  border-color: var(--color-ember);
  outline: none;
  box-shadow: 0 0 0 3px rgba(232, 97, 58, 0.12);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-fog);
}

.form__textarea {
  resize: vertical;
  min-height: 80px;
}

.form__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236B7A91' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}

/* Multi-select checkboxes */
.form__checkboxes {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.form__checkbox-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255, 255, 255, 0.04);
  border: var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  cursor: pointer;
  transition:
    border-color var(--duration-fast) var(--ease-out-expo),
    background-color var(--duration-fast) var(--ease-out-expo);
  font-size: 0.9375rem;
  color: var(--color-mist);
}

.form__checkbox-item:hover {
  border-color: rgba(255, 255, 255, 0.20);
  background: rgba(255, 255, 255, 0.06);
}

.form__checkbox-item.active {
  border-color: var(--color-ember);
  background: rgba(232, 97, 58, 0.08);
  color: var(--color-snow);
}

.form__checkbox-item input[type="checkbox"] {
  display: none;
}

.form__quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
  margin-top: var(--space-8);
}

/* ── Footer ────────────────────────────────────────────────── */
.footer {
  background: var(--color-gunmetal);
  border-top: var(--border-subtle);
  padding: var(--space-12) 0 var(--space-8);
}

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

.footer__brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-snow);
}

.footer__tagline {
  font-size: 0.875rem;
  color: var(--color-fog);
  max-width: 40ch;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
}

.footer__links a {
  font-size: 0.8125rem;
  color: var(--color-fog);
  transition: color var(--duration-fast) var(--ease-out-expo);
}

.footer__links a:hover {
  color: var(--color-snow);
}

.footer__copy {
  font-size: 0.75rem;
  color: var(--color-fog);
  opacity: 0.7;
}

/* ── Animations ────────────────────────────────────────────── */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }

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

.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
}

.animate-on-scroll.visible {
  animation: fadeInUp var(--duration-slow) var(--ease-out-expo) forwards;
}

/* Stagger delays */
.stagger-1 {
  animation-delay: 0ms !important;
}

.stagger-2 {
  animation-delay: 80ms !important;
}

.stagger-3 {
  animation-delay: 160ms !important;
}

.stagger-4 {
  animation-delay: 240ms !important;
}

.stagger-5 {
  animation-delay: 320ms !important;
}

.stagger-6 {
  animation-delay: 400ms !important;
}

/* ── Image containers ──────────────────────────────────────── */
.img-container {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.img-container::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(11, 15, 26, 0.3) 50%, rgba(11, 15, 26, 0.7) 100%);
  z-index: 1;
  pointer-events: none;
}

.img-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.img-container:hover img {
  transform: scale(1.05);
}

/* ── Utility ───────────────────────────────────────────────── */
.text-center {
  text-align: center;
}

.text-ember {
  color: var(--color-ember);
}

.text-snow {
  color: var(--color-snow);
}

.text-mist {
  color: var(--color-mist);
}

.text-fog {
  color: var(--color-fog);
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.mb-0 {
  margin-bottom: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}