/* ================================================================
   A2 MARKETING — DESIGN SYSTEM
   Brutalist-editorial on warm gray canvas
   Source: DESIGN.md + tokens.json + variables.css
   ================================================================ */

/* ---- FONTS ---- */
@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Inter:wght@400;500&family=JetBrains+Mono:wght@400&display=swap');

/* ---- CUSTOM PROPERTIES ---- */
:root {
  /* Colors */
  --color-carbon-black: #000000;
  --color-paper-white: #ffffff;
  --color-warm-canvas: #e5e5e5;
  --color-mist-gray: #f3f3f3;
  --color-ash: #c6c6c6;
  --color-smoke: #979797;
  --color-slate: #444444;
  --color-graphite: #2f2f2f;
  --color-mint-chip: #d1ffca;
  --color-voltage-yellow: #fff100;

  /* Surfaces */
  --surface-canvas: #e5e5e5;
  --surface-card: #ffffff;
  --surface-inverted: #000000;
  --surface-mist: #f3f3f3;

  /* Typography — Families */
  --font-display: 'Bebas Neue', 'Anton', 'Barlow Condensed', sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', 'Geist Mono', ui-monospace, monospace;

  /* Typography — Weights */
  --fw-regular: 400;
  --fw-w450: 450;
  --fw-medium: 500;
  --fw-bold: 700;

  /* Typography — Responsive Scale (clamp for fluid sizing) */
  --text-display-xl: clamp(3.25rem, 2rem + 7.5vw, 8.125rem);   /* 52px → 130px */
  --text-display: clamp(2.75rem, 1.75rem + 5vw, 5rem);           /* 44px → 80px */
  --text-heading-lg: clamp(2rem, 1.25rem + 3.75vw, 3rem);        /* 32px → 48px */
  --text-heading: clamp(1.625rem, 1rem + 2.5vw, 2.5rem);         /* 26px → 40px */
  --text-heading-sm: clamp(1.25rem, 0.875rem + 1.5vw, 1.75rem);  /* 20px → 28px */
  --text-subheading-lg: 1.25rem;   /* 20px */
  --text-subheading: 1.125rem;     /* 18px */
  --text-body: 1rem;               /* 16px */
  --text-body-sm: 0.875rem;        /* 14px */
  --text-caption: 0.75rem;         /* 12px */

  /* Spacing */
  --spacing-4: 4px;
  --spacing-8: 8px;
  --spacing-12: 12px;
  --spacing-16: 16px;
  --spacing-24: 24px;
  --spacing-32: 32px;
  --spacing-40: 40px;
  --spacing-48: 48px;
  --spacing-64: 64px;
  --spacing-80: 80px;
  --spacing-96: 96px;
  --spacing-120: 120px;

  /* Layout */
  --page-max-width: 1200px;
  --section-gap: 80px;
  --card-padding: 24px;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  --radius-2xl: 24px;
  --radius-3xl: 32px;
  --radius-pill: 48px;
  --radius-full: 64px;
  --radius-round: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-reveal: 600ms cubic-bezier(0.16, 1, 0.3, 1);
}


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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: var(--fw-regular);
  line-height: 1.25;
  color: var(--color-carbon-black);
  background-color: var(--surface-canvas);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

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

ul, ol {
  list-style: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

fieldset {
  border: none;
  padding: 0;
  margin: 0;
}

legend {
  padding: 0;
}

input, textarea, select {
  font: inherit;
  color: inherit;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--fw-bold);
  text-wrap: balance;
}


/* ---- SKIP LINK ---- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--spacing-16);
  background: var(--color-carbon-black);
  color: var(--color-paper-white);
  padding: var(--spacing-8) var(--spacing-16);
  border-radius: var(--radius-sm);
  font-size: var(--text-body-sm);
  font-weight: var(--fw-medium);
  z-index: 10000;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--spacing-16);
}


/* ---- TYPOGRAPHY ---- */
.display-xl {
  font-family: var(--font-display);
  font-size: var(--text-display-xl);
  font-weight: var(--fw-bold);
  line-height: 0.9;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.display {
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-weight: var(--fw-bold);
  line-height: 0.9;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.heading-lg {
  font-family: var(--font-display);
  font-size: var(--text-heading-lg);
  font-weight: var(--fw-bold);
  line-height: 0.9;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.heading {
  font-family: var(--font-body);
  font-size: var(--text-heading);
  font-weight: var(--fw-w450);
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.heading-sm {
  font-family: var(--font-body);
  font-size: var(--text-heading-sm);
  font-weight: var(--fw-medium);
  line-height: 1.3;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.subheading-lg {
  font-family: var(--font-body);
  font-size: var(--text-subheading-lg);
  font-weight: var(--fw-regular);
  line-height: 1.2;
}

.subheading {
  font-family: var(--font-body);
  font-size: var(--text-subheading);
  font-weight: var(--fw-medium);
  line-height: 1.33;
}

.body-lg {
  font-size: var(--text-subheading);
  line-height: 1.5;
  color: var(--color-slate);
}

.body-sm {
  font-size: var(--text-body-sm);
  line-height: 1.3;
  letter-spacing: -0.011em;
}

.mono {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  font-weight: var(--fw-regular);
  line-height: 1.6;
  letter-spacing: -0.03em;
}

.text-smoke { color: var(--color-smoke); }
.text-slate { color: var(--color-slate); }
.text-white { color: var(--color-paper-white); }
.text-mint  { color: var(--color-mint-chip); }


/* ---- LAYOUT ---- */
.container {
  width: 100%;
  max-width: var(--page-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-24);
  padding-right: var(--spacing-24);
}

.section {
  padding-top: var(--section-gap);
  padding-bottom: var(--section-gap);
}

.section--dark {
  background-color: var(--surface-inverted);
  color: var(--color-paper-white);
}

.section--mist {
  background-color: var(--surface-mist);
}

.section--card {
  background-color: var(--surface-card);
  border-radius: var(--radius-full-2) var(--radius-full-2) 0 0;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-24);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-24);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-24);
}


/* ---- NAVIGATION ---- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 8rem;
  display: flex;
  align-items: center;
  padding: 0 var(--spacing-24);
  transition: height var(--transition-base), padding var(--transition-base);
}

.site-header.scrolled {
  height: 5rem;
  padding: 0 var(--spacing-24);
}

.nav-container {
  max-width: var(--page-max-width);
  margin: 0 auto;
  display: flex;
  justify-content: center;
}

.nav-pill {
  display: flex;
  align-items: center;
  gap: var(--spacing-8);
  background: var(--color-paper-white);
  border-radius: var(--radius-pill);
  padding: var(--spacing-8) var(--spacing-8) var(--spacing-8) var(--spacing-24);
  width: 100%;
  max-width: 780px;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: var(--fw-bold);
  letter-spacing: -0.02em;
  color: var(--color-carbon-black);
  text-decoration: none;
  flex-shrink: 0;
  line-height: 1;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  margin-left: auto;
}

.nav-link {
  font-size: var(--text-body-sm);
  font-weight: var(--fw-medium);
  color: var(--color-slate);
  padding: var(--spacing-8) var(--spacing-12);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: color var(--transition-fast), background-color var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-carbon-black);
  background-color: var(--color-mist-gray);
}

.nav-cta {
  margin-left: var(--spacing-8);
  flex-shrink: 0;
  font-size: var(--text-body-sm) !important;
  padding: var(--spacing-12) var(--spacing-24) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  gap: 5px;
  border-radius: var(--radius-sm);
  margin-left: auto;
  flex-shrink: 0;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-carbon-black);
  border-radius: 1px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav-toggle.active .nav-toggle-bar:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active .nav-toggle-bar:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}


/* ---- MOBILE MENU ---- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 999;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.mobile-menu.active {
  pointer-events: all;
  opacity: 1;
}

.mobile-menu-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
}

.mobile-menu-inner {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(85vw, 400px);
  background: var(--color-paper-white);
  display: flex;
  flex-direction: column;
  padding: var(--spacing-96) var(--spacing-40) var(--spacing-40);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
}

.mobile-menu.active .mobile-menu-inner {
  transform: translateX(0);
}

.mobile-menu-link {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  text-transform: uppercase;
  color: var(--color-carbon-black);
  padding: var(--spacing-12) 0;
  text-decoration: none;
  line-height: 1;
  border-bottom: 1px solid var(--color-ash);
}

.mobile-menu-link:last-child {
  border-bottom: none;
}

.mobile-menu-cta {
  margin-top: auto;
  text-align: center;
  font-family: var(--font-body) !important;
  font-size: var(--text-body) !important;
  border-bottom: none !important;
}


/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-8);
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: var(--fw-medium);
  line-height: 1;
  padding: var(--spacing-16) var(--spacing-32);
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: transform var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background-color: var(--color-carbon-black);
  color: var(--color-paper-white);
}

.btn-primary:hover {
  background-color: var(--color-graphite);
}

.btn-secondary {
  background: transparent;
  color: var(--color-slate);
  border: 1.5px solid var(--color-slate);
  border-radius: var(--radius-sm);
}

.btn-secondary:hover {
  color: var(--color-carbon-black);
  border-color: var(--color-carbon-black);
}

.btn-text {
  background: none;
  padding: 0;
  color: var(--color-carbon-black);
  font-weight: var(--fw-medium);
  gap: var(--spacing-4);
}

.btn-text::after {
  content: '→';
  transition: transform var(--transition-fast);
}

.btn-text:hover::after {
  transform: translateX(4px);
}

.btn-text:hover {
  transform: none;
}

.btn-large {
  padding: var(--spacing-24) var(--spacing-48);
  font-size: var(--text-subheading);
  border-radius: var(--radius-md);
}

.btn-white {
  background-color: var(--color-paper-white);
  color: var(--color-carbon-black);
}

.btn-white:hover {
  background-color: var(--color-mist-gray);
}


/* ---- CARDS ---- */
.card {
  background: var(--surface-card);
  border-radius: var(--radius-2xl);
  padding: var(--card-padding);
}

.card--dark {
  background: var(--surface-inverted);
  color: var(--color-paper-white);
  border-radius: var(--radius-3xl);
}

.card--mist {
  background: var(--surface-mist);
}

.card--arc {
  border-radius: var(--radius-full) var(--radius-full) 0 0;
}

.card--interactive {
  transition: transform var(--transition-base);
}

.card--interactive:hover {
  transform: translateY(-4px);
}


/* ---- TAGS ---- */
.tag-mint {
  display: inline-flex;
  align-items: center;
  background: var(--color-mint-chip);
  color: var(--color-carbon-black);
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  font-weight: var(--fw-regular);
  padding: var(--spacing-4) var(--spacing-16);
  border-radius: var(--radius-full);
  letter-spacing: -0.03em;
  line-height: 1.6;
}

.tag-yellow {
  display: inline-flex;
  align-items: center;
  background: var(--color-voltage-yellow);
  color: var(--color-carbon-black);
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  font-weight: var(--fw-regular);
  padding: var(--spacing-4) var(--spacing-12);
  border-radius: var(--radius-full);
  letter-spacing: -0.03em;
}


/* ---- HERO ---- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--spacing-120);
  padding-bottom: var(--spacing-80);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-64);
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

.hero-tag {
  margin-bottom: var(--spacing-24);
}

.hero-headline {
  margin-bottom: var(--spacing-32);
}

.hero-text {
  font-size: var(--text-subheading);
  line-height: 1.5;
  color: var(--color-slate);
  margin-bottom: var(--spacing-40);
  max-width: 480px;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-16);
  flex-wrap: wrap;
  align-items: center;
}

/* Hero Visual Composition */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-composition {
  position: relative;
  width: 100%;
  max-width: 480px;
  aspect-ratio: 1;
}

.hero-shape {
  position: absolute;
  border-radius: var(--radius-lg);
  transition: transform var(--transition-slow);
}

.hero-shape--main {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-display);
  font-size: clamp(100px, 15vw, 180px);
  font-weight: var(--fw-bold);
  color: var(--color-carbon-black);
  line-height: 0.8;
  z-index: 2;
  letter-spacing: -0.03em;
}

.hero-shape--card-1 {
  top: 5%;
  right: 5%;
  background: var(--color-carbon-black);
  color: var(--color-paper-white);
  padding: var(--spacing-16) var(--spacing-24);
  border-radius: var(--radius-xl);
  z-index: 3;
}

.hero-shape--card-1 .shape-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-smoke);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.hero-shape--card-1 .shape-value {
  font-family: var(--font-display);
  font-size: 28px;
  line-height: 1;
}

.hero-shape--card-2 {
  bottom: 10%;
  left: 0;
  background: var(--color-paper-white);
  padding: var(--spacing-16) var(--spacing-24);
  border-radius: var(--radius-xl);
  z-index: 3;
}

.hero-shape--card-2 .shape-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-smoke);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.hero-bars {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 40px;
}

.hero-bar {
  width: 12px;
  background: var(--color-carbon-black);
  border-radius: 2px;
  transition: height var(--transition-slow);
}

.hero-shape--search {
  top: 15%;
  left: -5%;
  background: var(--color-paper-white);
  padding: var(--spacing-12) var(--spacing-24);
  border-radius: var(--radius-pill);
  font-size: var(--text-body-sm);
  color: var(--color-smoke);
  display: flex;
  align-items: center;
  gap: var(--spacing-8);
  z-index: 1;
}

.hero-shape--search::before {
  content: '';
  width: 14px;
  height: 14px;
  border: 2px solid var(--color-ash);
  border-radius: 50%;
  flex-shrink: 0;
}

.hero-shape--pin {
  bottom: 5%;
  right: 15%;
  background: var(--color-mint-chip);
  width: 40px;
  height: 40px;
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  z-index: 3;
}

.hero-shape--dot-y {
  top: 35%;
  right: 0;
  width: 16px;
  height: 16px;
  background: var(--color-voltage-yellow);
  border-radius: 50%;
  z-index: 4;
}

.hero-shape--dot-m {
  bottom: 30%;
  right: 35%;
  width: 10px;
  height: 10px;
  background: var(--color-mint-chip);
  border-radius: 50%;
  z-index: 4;
}

.hero-composition:hover .hero-shape--card-1 {
  transform: translate(4px, -4px);
}

.hero-composition:hover .hero-shape--card-2 {
  transform: translate(-4px, 4px);
}

.hero-composition:hover .hero-shape--search {
  transform: translate(-2px, -2px);
}


/* ---- PROBLEM SECTION ---- */
.problem-section {
  text-align: center;
}

.problem-headline {
  margin-bottom: var(--spacing-64);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-24);
  margin-bottom: var(--spacing-64);
}

.problem-item {
  padding: var(--spacing-40) var(--spacing-24);
}

.problem-line1 {
  font-family: var(--font-body);
  font-size: var(--text-subheading);
  font-weight: var(--fw-medium);
  color: var(--color-carbon-black);
  margin-bottom: var(--spacing-8);
}

.problem-line2 {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  color: var(--color-smoke);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.problem-connector {
  margin-top: var(--spacing-24);
}


/* ---- SERVICES GRID ---- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-24);
}

.service-card {
  background: var(--surface-card);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-40) var(--card-padding) var(--card-padding);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-base);
  text-decoration: none;
  color: inherit;
  min-height: 280px;
}

.service-card:hover {
  transform: translateY(-4px);
}

.service-number {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  color: var(--color-smoke);
  letter-spacing: -0.03em;
  margin-bottom: var(--spacing-24);
}

.service-title {
  font-family: var(--font-display);
  font-size: var(--text-heading-sm);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-16);
}

.service-desc {
  font-size: var(--text-body-sm);
  color: var(--color-slate);
  line-height: 1.4;
  margin-bottom: auto;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-4);
  font-size: var(--text-body-sm);
  font-weight: var(--fw-medium);
  color: var(--color-carbon-black);
  margin-top: var(--spacing-24);
  text-decoration: none;
  transition: gap var(--transition-fast);
}

.service-link::after {
  content: '→';
}

.service-card:hover .service-link {
  gap: var(--spacing-8);
}


/* ---- PROCESS SECTION ---- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-16);
}

.process-step {
  padding: var(--spacing-32) var(--spacing-24);
  border-top: 2px solid var(--color-carbon-black);
}

.section--dark .process-step {
  border-top-color: var(--color-paper-white);
}

.process-number {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  color: var(--color-smoke);
  margin-bottom: var(--spacing-16);
}

.section--dark .process-number {
  color: var(--color-ash);
}

.process-title {
  font-family: var(--font-display);
  font-size: clamp(1.375rem, 1vw + 1rem, 1.75rem);
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: var(--spacing-12);
}

.process-desc {
  font-size: var(--text-body-sm);
  color: var(--color-slate);
  line-height: 1.4;
}

.section--dark .process-desc {
  color: var(--color-smoke);
}


/* ---- ADVANTAGE SECTION ---- */
.advantage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-40);
  align-items: start;
}

.advantage-col {
  padding: var(--spacing-40);
  border-radius: var(--radius-2xl);
}

.advantage-col--old {
  background: var(--surface-card);
}

.advantage-col--new {
  background: var(--surface-inverted);
  color: var(--color-paper-white);
}

.advantage-label {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  color: var(--color-smoke);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-24);
}

.advantage-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-12);
}

.advantage-item {
  font-size: var(--text-body);
  font-weight: var(--fw-medium);
  padding: var(--spacing-12) 0;
  border-bottom: 1px solid var(--color-ash);
}

.advantage-col--new .advantage-item {
  border-bottom-color: var(--color-graphite);
}

.advantage-connector {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  color: var(--color-smoke);
  text-align: center;
  padding: var(--spacing-16) 0;
}

.advantage-result {
  font-family: var(--font-display);
  font-size: var(--text-heading-sm);
  text-transform: uppercase;
  text-align: center;
  padding-top: var(--spacing-16);
}


/* ---- TEAM / ABOUT ---- */
.team-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-40);
}

.team-member {
  padding: var(--spacing-48) var(--spacing-40);
  border-radius: var(--radius-3xl);
}

.team-initial {
  font-family: var(--font-display);
  font-size: clamp(5rem, 10vw, 8rem);
  line-height: 0.8;
  text-transform: uppercase;
  margin-bottom: var(--spacing-32);
  color: var(--color-ash);
}

.card--dark .team-initial {
  color: var(--color-graphite);
}

.team-name {
  font-family: var(--font-display);
  font-size: var(--text-heading-sm);
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: var(--spacing-8);
}

.team-role {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  color: var(--color-smoke);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-24);
}

.team-desc {
  font-size: var(--text-body);
  line-height: 1.5;
  color: var(--color-slate);
}

.card--dark .team-desc {
  color: var(--color-smoke);
}

.team-skills {
  margin-top: var(--spacing-24);
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-8);
}


/* ---- CASE STUDIES ---- */
.case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-24);
}

.case-card {
  padding: var(--spacing-40);
  border-radius: var(--radius-3xl);
  min-height: 360px;
  display: flex;
  flex-direction: column;
}

.case-number {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  color: var(--color-smoke);
  margin-bottom: var(--spacing-24);
}

.case-title {
  font-family: var(--font-display);
  font-size: var(--text-heading-lg);
  text-transform: uppercase;
  line-height: 0.9;
  margin-bottom: var(--spacing-16);
}

.case-industry {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-24);
}

.case-placeholder {
  font-size: var(--text-body-sm);
  color: var(--color-smoke);
  line-height: 1.5;
  font-style: italic;
  margin-top: auto;
  padding-top: var(--spacing-24);
  border-top: 1px solid var(--color-ash);
}

.card--dark .case-placeholder {
  border-top-color: var(--color-graphite);
  color: var(--color-ash);
}


/* ---- CONTACT FORM ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-64);
  align-items: start;
}

.contact-info {
  padding-top: var(--spacing-16);
}

.contact-headline {
  margin-bottom: var(--spacing-24);
}

.contact-text {
  font-size: var(--text-subheading);
  line-height: 1.5;
  color: var(--color-slate);
  margin-bottom: var(--spacing-40);
}

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-16);
  margin-top: var(--spacing-40);
  padding-top: var(--spacing-24);
  border-top: 1px solid var(--color-ash);
}

.contact-detail-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contact-detail-label {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  color: var(--color-smoke);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-detail-value {
  font-size: var(--text-body);
  font-weight: var(--fw-medium);
  text-decoration: none;
}

.contact-detail-value.voltage {
  background: var(--color-voltage-yellow);
  padding: 2px 6px;
  border-radius: 4px;
  width: fit-content;
}

.contact-form {
  background: var(--surface-card);
  border-radius: var(--radius-3xl);
  padding: var(--spacing-40);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-16);
}

.form-group {
  margin-bottom: var(--spacing-24);
}

.form-label {
  display: block;
  font-size: var(--text-body-sm);
  font-weight: var(--fw-medium);
  color: var(--color-carbon-black);
  margin-bottom: var(--spacing-8);
}

.form-label .required {
  color: var(--color-smoke);
  font-weight: var(--fw-regular);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--spacing-12) var(--spacing-16);
  background: var(--surface-mist);
  border: 1.5px solid transparent;
  border-radius: var(--radius-md);
  font-size: var(--text-body);
  color: var(--color-carbon-black);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
  -webkit-appearance: none;
  appearance: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-carbon-black);
  background: var(--color-paper-white);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-ash);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23979797' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-8);
}

.form-checkbox {
  display: none;
}

.form-checkbox-label {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-body-sm);
  font-weight: var(--fw-medium);
  padding: var(--spacing-8) var(--spacing-16);
  background: var(--surface-mist);
  border: 1.5px solid transparent;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.form-checkbox:checked + .form-checkbox-label {
  background: var(--color-carbon-black);
  color: var(--color-paper-white);
}

.form-checkbox:focus-visible + .form-checkbox-label {
  outline: 2px solid var(--color-carbon-black);
  outline-offset: 2px;
}

.form-checkbox-label:hover {
  border-color: var(--color-ash);
}

.form-submit {
  width: 100%;
  margin-top: var(--spacing-8);
}

.form-honeypot {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

.form-status {
  display: none;
  padding: var(--spacing-16) var(--spacing-24);
  border-radius: var(--radius-md);
  margin-top: var(--spacing-16);
  font-size: var(--text-body-sm);
  font-weight: var(--fw-medium);
}

.form-status--success {
  display: block;
  background: var(--color-mint-chip);
  color: var(--color-carbon-black);
}

.form-status--error {
  display: block;
  background: #ffe0e0;
  color: #c00;
}

.form-input.error,
.form-textarea.error,
.form-select.error {
  border-color: #c00;
}

.form-error-text {
  font-size: var(--text-caption);
  color: #c00;
  margin-top: var(--spacing-4);
}


/* ---- SERVICE PAGE HERO ---- */
.service-hero {
  padding-top: var(--spacing-120);
  padding-bottom: var(--spacing-64);
}

.service-hero-number {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  color: var(--color-smoke);
  text-transform: uppercase;
  margin-bottom: var(--spacing-24);
}

.service-hero-title {
  margin-bottom: var(--spacing-24);
}

.service-hero-desc {
  font-size: var(--text-subheading);
  line-height: 1.5;
  color: var(--color-slate);
  max-width: 640px;
}

.service-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-24);
}

.feature-card {
  background: var(--surface-card);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-32) var(--card-padding);
}

.feature-number {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  color: var(--color-smoke);
  margin-bottom: var(--spacing-16);
}

.feature-title {
  font-family: var(--font-display);
  font-size: var(--text-heading-sm);
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: var(--spacing-12);
}

.feature-desc {
  font-size: var(--text-body-sm);
  line-height: 1.5;
  color: var(--color-slate);
}

.service-cta-section {
  text-align: center;
  padding-top: var(--spacing-40);
}


/* ---- BREADCRUMBS ---- */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: var(--spacing-8);
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  color: var(--color-smoke);
  padding-top: var(--spacing-120);
  padding-bottom: var(--spacing-16);
}

.breadcrumb-item {
  text-decoration: none;
  color: var(--color-smoke);
  transition: color var(--transition-fast);
}

.breadcrumb-item:hover {
  color: var(--color-carbon-black);
}

.breadcrumb-item.current {
  color: var(--color-carbon-black);
}

.breadcrumb-separator {
  color: var(--color-ash);
}


/* ---- FOOTER ---- */
.site-footer {
  background: var(--surface-inverted);
  color: var(--color-paper-white);
  padding: var(--spacing-80) 0 var(--spacing-40);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--spacing-40);
  margin-bottom: var(--spacing-64);
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 36px;
  line-height: 1;
  display: block;
  margin-bottom: var(--spacing-16);
}

.footer-tagline {
  font-size: var(--text-body-sm);
  color: var(--color-smoke);
  line-height: 1.5;
}

.footer-heading {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-smoke);
  margin-bottom: var(--spacing-24);
}

.footer-col {
  display: flex;
  flex-direction: column;
}

.footer-link {
  font-size: var(--text-body-sm);
  color: var(--color-ash);
  text-decoration: none;
  padding: var(--spacing-4) 0;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-paper-white);
}

.footer-email.voltage {
  color: var(--color-carbon-black);
  background: var(--color-voltage-yellow);
  padding: 2px 6px;
  border-radius: 4px;
  width: fit-content;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-24);
  border-top: 1px solid var(--color-graphite);
}

.footer-copyright {
  font-size: var(--text-body-sm);
  color: var(--color-smoke);
}

.footer-legal {
  display: flex;
  gap: var(--spacing-24);
}


/* ---- CTA SECTION ---- */
.cta-section {
  text-align: center;
  padding: var(--spacing-96) 0;
}

.cta-headline {
  margin-bottom: var(--spacing-24);
}

.cta-text {
  font-size: var(--text-subheading);
  color: var(--color-smoke);
  margin-bottom: var(--spacing-40);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
}

.section--dark .cta-text {
  color: var(--color-ash);
}


/* ---- SCROLL REVEAL ANIMATIONS ---- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--transition-reveal), transform var(--transition-reveal);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-24px);
  transition: opacity var(--transition-reveal), transform var(--transition-reveal);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(24px);
  transition: opacity var(--transition-reveal), transform var(--transition-reveal);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger children */
.stagger > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--transition-reveal), transform var(--transition-reveal);
}

.stagger.visible > *:nth-child(1) { transition-delay: 0ms; opacity: 1; transform: translateY(0); }
.stagger.visible > *:nth-child(2) { transition-delay: 80ms; opacity: 1; transform: translateY(0); }
.stagger.visible > *:nth-child(3) { transition-delay: 160ms; opacity: 1; transform: translateY(0); }
.stagger.visible > *:nth-child(4) { transition-delay: 240ms; opacity: 1; transform: translateY(0); }
.stagger.visible > *:nth-child(5) { transition-delay: 320ms; opacity: 1; transform: translateY(0); }
.stagger.visible > *:nth-child(6) { transition-delay: 400ms; opacity: 1; transform: translateY(0); }
.stagger.visible > *:nth-child(7) { transition-delay: 480ms; opacity: 1; transform: translateY(0); }


/* ---- REDUCED MOTION ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal,
  .reveal-left,
  .reveal-right,
  .stagger > * {
    opacity: 1;
    transform: none;
  }
}


/* ---- UTILITY ---- */
.text-center { text-align: center; }
.text-left   { text-align: left; }
.mt-8  { margin-top: var(--spacing-8); }
.mt-16 { margin-top: var(--spacing-16); }
.mt-24 { margin-top: var(--spacing-24); }
.mt-40 { margin-top: var(--spacing-40); }
.mt-64 { margin-top: var(--spacing-64); }
.mt-80 { margin-top: var(--spacing-80); }
.mb-8  { margin-bottom: var(--spacing-8); }
.mb-16 { margin-bottom: var(--spacing-16); }
.mb-24 { margin-bottom: var(--spacing-24); }
.mb-40 { margin-bottom: var(--spacing-40); }
.mb-64 { margin-bottom: var(--spacing-64); }
.mb-80 { margin-bottom: var(--spacing-80); }
.pt-section { padding-top: var(--section-gap); }
.pb-section { padding-bottom: var(--section-gap); }
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---- Focus styles ---- */
:focus-visible {
  outline: 2px solid var(--color-carbon-black);
  outline-offset: 2px;
}

.section--dark :focus-visible {
  outline-color: var(--color-paper-white);
}