/* ============================================
   SILICON ROOSTER / Design System
   Construction Technology Landing Page
   ============================================ */

:root {
  /* Colors */
  --asphalt: #101315;
  --concrete: #C9C7BD;
  --steel: #6D7476;
  --bone: #F1EFE8;
  --orange: #F26A2E;
  --green: #B6D84A;
  --asphalt-light: #1a1d1f;
  --asphalt-mid: #151819;

  /* Typography */
  --font-heading: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  /* Spacing */
  --space-xs: clamp(0.5rem, 1vw, 0.75rem);
  --space-sm: clamp(0.75rem, 1.5vw, 1rem);
  --space-md: clamp(1.25rem, 2.5vw, 2rem);
  --space-lg: clamp(2rem, 4vw, 4rem);
  --space-xl: clamp(3rem, 6vw, 6rem);
  --space-2xl: clamp(4rem, 8vw, 8rem);

  /* Layout */
  --container: min(1280px, 92vw);
  --nav-height: 72px;
  --nav-height-scrolled: 60px;

  /* Transitions */
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --duration: 0.3s;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  font-size: clamp(0.9375rem, 1.1vw, 1.0625rem);
  line-height: 1.6;
  color: var(--bone);
  background-color: var(--asphalt);
  background-image:
    radial-gradient(ellipse at 20% 0%, rgba(242, 106, 46, 0.04) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 100%, rgba(182, 216, 74, 0.03) 0%, transparent 50%);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 10000;
  padding: 0.75rem 1.25rem;
  background: var(--orange);
  color: var(--asphalt);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  transition: top var(--duration) var(--ease);
}

.skip-link:focus {
  top: 1rem;
  outline: 2px solid var(--bone);
  outline-offset: 2px;
}

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

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

ul {
  list-style: none;
}

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

.container {
  width: var(--container);
  margin-inline: auto;
}

/* Typography */
.eyebrow,
.section-label {
  font-family: var(--font-mono);
  font-size: clamp(0.625rem, 0.8vw, 0.75rem);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--steel);
}

.section-headline {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.75rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.section-copy {
  font-size: clamp(1rem, 1.3vw, 1.125rem);
  color: var(--concrete);
  max-width: 640px;
  line-height: 1.7;
}

.text-accent {
  color: var(--orange);
}

.section {
  padding-block: var(--space-xl);
  position: relative;
}

.section--dark {
  background: var(--asphalt-light);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 1rem 1.75rem;
  transition: all var(--duration) var(--ease);
  border: 1px solid transparent;
}

.btn--primary {
  background: var(--orange);
  color: var(--asphalt);
  border-color: var(--orange);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: transparent;
  color: var(--orange);
  outline: none;
}

.btn--secondary {
  background: transparent;
  color: var(--bone);
  border-color: var(--steel);
}

.btn--secondary:hover,
.btn--secondary:focus-visible {
  border-color: var(--orange);
  color: var(--orange);
  outline: none;
}

/* Status dot */
.status-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ============================================
   NAVIGATION
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(16, 19, 21, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201, 199, 189, 0.12);
  transition: height var(--duration) var(--ease), background var(--duration) var(--ease);
}

.site-header.scrolled {
  height: var(--nav-height-scrolled);
  background: rgba(16, 19, 21, 0.95);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  width: var(--container);
  margin-inline: auto;
  gap: var(--space-md);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  flex-shrink: 0;
}

.logo-symbol {
  width: 32px;
  height: 32px;
  color: var(--bone);
  flex-shrink: 0;
}

.logo-wordmark__accent {
  color: var(--orange);
}

.nav__links {
  display: flex;
  gap: clamp(1rem, 2.5vw, 2rem);
}

.nav__links a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--concrete);
  position: relative;
  padding-block: 0.25rem;
  transition: color var(--duration) var(--ease);
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--orange);
  transition: width var(--duration) var(--ease);
}

.nav__links a:hover,
.nav__links a:focus-visible {
  color: var(--bone);
  outline: none;
}

.nav__links a:hover::after,
.nav__links a:focus-visible::after {
  width: 100%;
}

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

.nav__status {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  color: var(--green);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav__cta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--bone);
  padding: 0.625rem 1.25rem;
  border: 1px solid var(--steel);
  transition: all var(--duration) var(--ease);
  white-space: nowrap;
}

.nav__cta:hover,
.nav__cta:focus-visible {
  border-color: var(--orange);
  color: var(--orange);
  outline: none;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
}

.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--bone);
  transition: transform var(--duration) var(--ease);
}

.nav__toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav__toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--asphalt);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration) var(--ease), visibility var(--duration) var(--ease);
}

.mobile-menu.open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu nav ul {
  text-align: center;
}

.mobile-menu nav li {
  margin-bottom: var(--space-md);
}

.mobile-menu nav a {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 5vw, 2.5rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--concrete);
  transition: color var(--duration) var(--ease);
}

.mobile-menu nav a:hover,
.mobile-menu nav a:focus-visible {
  color: var(--orange);
  outline: none;
}

.mobile-menu__cta {
  color: var(--orange) !important;
}

.mobile-menu__status {
  display: block;
  text-align: center;
  margin-top: var(--space-lg);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--green);
}

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--space-lg);
  padding: calc(var(--nav-height) + var(--space-lg)) var(--space-md) var(--space-lg);
  max-width: 1400px;
  margin-inline: auto;
  position: relative;
}

.hero__content {
  padding-left: max(4vw, 1rem);
  z-index: 2;
}

.hero .eyebrow {
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

.hero__headline {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.hero__headline span {
  display: block;
}

.hero__dominant {
  color: var(--orange);
  font-size: clamp(3rem, 8vw, 6.5rem);
}

.hero__build {
  color: var(--bone);
  position: relative;
}

.hero__build::after {
  content: '';
  position: absolute;
  bottom: 0.05em;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--orange);
}

.hero__copy {
  font-size: clamp(1rem, 1.4vw, 1.125rem);
  color: var(--concrete);
  max-width: 520px;
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.hero__pipeline {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--steel);
}

.hero__pipeline span {
  color: var(--green);
}

.hero__visual {
  position: relative;
  z-index: 1;
}

.digital-jobsite {
  width: 100%;
  height: auto;
  max-height: 70vh;
}

.jobsite-grid {
  animation: grid-shift 20s linear infinite;
}

@keyframes grid-shift {
  0% { transform: translate(0, 0); }
  100% { transform: translate(40px, 40px); }
}

.pulse-marker {
  animation: marker-pulse 2s ease-in-out infinite;
}

@keyframes marker-pulse {
  0%, 100% { opacity: 1; r: 6; }
  50% { opacity: 0.6; }
}

.progress-bar {
  animation: progress-grow 3s ease-in-out infinite alternate;
}

@keyframes progress-grow {
  0% { width: 40px; }
  100% { width: 70px; }
}

/* ============================================
   TRUST STRIP
   ============================================ */
.trust-strip {
  background: var(--asphalt-mid);
  border-block: 1px solid rgba(201, 199, 189, 0.1);
  padding-block: var(--space-md);
}

.trust-strip__headline {
  font-family: var(--font-mono);
  font-size: clamp(0.6875rem, 1vw, 0.8125rem);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--steel);
  text-align: center;
  margin-bottom: var(--space-sm);
}

.trust-strip__indicators {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: clamp(1rem, 3vw, 3rem);
}

.trust-strip__indicators li {
  font-family: var(--font-heading);
  font-size: clamp(0.8125rem, 1.2vw, 1rem);
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--concrete);
  position: relative;
  padding-inline: 1rem;
}

.trust-strip__indicators li:not(:last-child)::after {
  content: '·';
  position: absolute;
  right: -0.75rem;
  color: var(--orange);
}

/* ============================================
   INTRO
   ============================================ */
.intro {
  overflow: hidden;
}

.intro .section-label {
  display: block;
  margin-bottom: var(--space-sm);
}

.watermark {
  position: absolute;
  pointer-events: none;
  user-select: none;
}

.watermark--sr {
  font-family: var(--font-heading);
  font-size: clamp(12rem, 30vw, 28rem);
  font-weight: 700;
  color: var(--concrete);
  opacity: 0.03;
  right: -5%;
  top: 50%;
  transform: translateY(-50%);
  line-height: 1;
}

/* ============================================
   PLATFORM MODULES
   ============================================ */
.platform__modules {
  margin-top: var(--space-lg);
}

.platform-module {
  border-top: 1px solid rgba(201, 199, 189, 0.15);
  padding: var(--space-md) 0;
  position: relative;
  overflow: hidden;
  cursor: default;
  transition: padding-left var(--duration) var(--ease);
}

.platform-module::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 0;
  height: 100%;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 19px,
    rgba(242, 106, 46, 0.03) 19px,
    rgba(242, 106, 46, 0.03) 20px
  ),
  repeating-linear-gradient(
    90deg,
    transparent,
    transparent 19px,
    rgba(242, 106, 46, 0.03) 19px,
    rgba(242, 106, 46, 0.03) 20px
  );
  transition: width 0.5s var(--ease);
  z-index: 0;
}

.platform-module::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 0;
  height: 3px;
  background: var(--orange);
  transition: width 0.5s var(--ease);
}

.platform-module:hover::before {
  width: 100%;
}

.platform-module:hover::after {
  width: 100%;
}

.platform-module:hover {
  padding-left: var(--space-sm);
}

.platform-module:hover .platform-module__number {
  color: var(--orange);
  transform: translateX(8px);
}

.platform-module:hover .platform-module__arrow {
  transform: translateX(12px);
  color: var(--orange);
}

.platform-module:hover .platform-module__diagram {
  opacity: 1;
  transform: translateY(0);
}

.platform-module__header {
  display: flex;
  align-items: baseline;
  gap: var(--space-md);
  position: relative;
  z-index: 1;
}

.platform-module__number {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 500;
  color: var(--steel);
  transition: all var(--duration) var(--ease);
  min-width: 3rem;
}

.platform-module__header h3 {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 2.5vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  flex: 1;
}

.platform-module__arrow {
  font-size: 1.5rem;
  color: var(--steel);
  transition: all var(--duration) var(--ease);
}

.platform-module > p {
  color: var(--concrete);
  margin-top: var(--space-xs);
  padding-left: calc(3rem + var(--space-md));
  position: relative;
  z-index: 1;
}

.platform-module__diagram {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.5s var(--ease);
  width: 200px;
  z-index: 1;
}

.platform-module__diagram svg {
  width: 100%;
  height: auto;
}

/* ============================================
   INTELLIGENCE
   ============================================ */
.intelligence__flow {
  margin-top: var(--space-lg);
}

.intelligence__pipeline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.pipeline-step {
  font-family: var(--font-mono);
  font-size: clamp(0.75rem, 1.2vw, 0.875rem);
  letter-spacing: 0.1em;
  padding: 0.75rem 1.25rem;
  border: 1px solid var(--steel);
  color: var(--concrete);
}

.pipeline-step--accent {
  border-color: var(--orange);
  color: var(--orange);
  background: rgba(242, 106, 46, 0.08);
}

.pipeline-arrow {
  color: var(--orange);
  font-size: 1.25rem;
}

.intelligence__signals {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.signal-tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  padding: 0.375rem 0.75rem;
  border: 1px solid rgba(182, 216, 74, 0.3);
  color: var(--green);
  background: rgba(182, 216, 74, 0.05);
}

.intelligence__paths {
  width: 100%;
  max-width: 600px;
  height: auto;
}

.signal-path {
  stroke-dasharray: 600;
  stroke-dashoffset: 600;
  animation: draw-path 4s ease forwards infinite;
}

.signal-path--2 {
  animation-delay: 1s;
}

@keyframes draw-path {
  0% { stroke-dashoffset: 600; }
  50% { stroke-dashoffset: 0; }
  100% { stroke-dashoffset: -600; }
}

/* ============================================
   FIELD → OFFICE
   ============================================ */
.field-office__split {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-md);
  margin-top: var(--space-lg);
  align-items: stretch;
}

.field-office__side {
  padding: var(--space-md);
  border: 1px solid rgba(201, 199, 189, 0.12);
  background: var(--asphalt-light);
}

.field-office__side h3 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--orange);
  margin-bottom: var(--space-md);
}

.field-office__side ul li {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  font-weight: 600;
  text-transform: uppercase;
  padding-block: 0.5rem;
  border-bottom: 1px solid rgba(201, 199, 189, 0.08);
  color: var(--concrete);
  transition: color var(--duration) var(--ease), padding-left var(--duration) var(--ease);
}

.field-office__side ul li:hover {
  color: var(--bone);
  padding-left: 0.5rem;
}

.field-office__stream {
  width: 60px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.data-stream {
  width: 2px;
  height: 100%;
  min-height: 200px;
  background: linear-gradient(to bottom, transparent, var(--orange), var(--green), var(--orange), transparent);
  position: relative;
  overflow: hidden;
}

.stream-particle {
  position: absolute;
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
  left: -2px;
  animation: stream-flow 2s linear infinite;
}

.stream-particle:nth-child(1) { animation-delay: 0s; }
.stream-particle:nth-child(2) { animation-delay: 0.4s; }
.stream-particle:nth-child(3) { animation-delay: 0.8s; }
.stream-particle:nth-child(4) { animation-delay: 1.2s; }
.stream-particle:nth-child(5) { animation-delay: 1.6s; }

@keyframes stream-flow {
  0% { top: -10px; opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

/* ============================================
   TECH STACK
   ============================================ */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.tech-card {
  padding: var(--space-md);
  border: 1px solid rgba(201, 199, 189, 0.12);
  transition: border-color var(--duration) var(--ease), transform var(--duration) var(--ease);
}

.tech-card:hover {
  border-color: var(--orange);
  transform: translateY(-2px);
}

.tech-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-sm);
}

.tech-card__icon svg {
  width: 100%;
  height: 100%;
}

.tech-card h3 {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  color: var(--orange);
  margin-bottom: 0.5rem;
}

.tech-card p {
  font-size: 0.875rem;
  color: var(--steel);
}

/* ============================================
   ROOSTER SIGNAL
   ============================================ */
.rooster-signal__visual {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-lg);
  align-items: center;
  margin-top: var(--space-lg);
}

.rooster-crest {
  width: 100%;
  max-width: 400px;
  height: auto;
  margin-inline: auto;
}

.signal-node {
  animation: node-glow 3s ease-in-out infinite;
}

.signal-node:nth-child(odd) {
  animation-delay: 0.5s;
}

@keyframes node-glow {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.rooster-signal__words {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.rooster-signal__words li {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 2.5vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--steel);
  transition: color var(--duration) var(--ease), padding-left var(--duration) var(--ease);
}

.rooster-signal__words li:hover {
  color: var(--orange);
  padding-left: 1rem;
}

/* ============================================
   SOLUTIONS
   ============================================ */
.solutions__grid {
  margin-top: var(--space-lg);
}

.solution-row {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid rgba(201, 199, 189, 0.1);
  align-items: baseline;
  transition: padding-left var(--duration) var(--ease);
}

.solution-row:hover {
  padding-left: var(--space-sm);
}

.solution-row__label {
  font-family: var(--font-heading);
  font-size: clamp(1rem, 2vw, 1.5rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--bone);
}

.solution-row p {
  color: var(--concrete);
  font-size: clamp(0.9375rem, 1.2vw, 1.0625rem);
}

/* ============================================
   LIFECYCLE
   ============================================ */
.lifecycle__timeline {
  position: relative;
  margin-top: var(--space-lg);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: var(--space-sm);
}

.lifecycle__track {
  position: absolute;
  top: 28px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--steel);
}

.lifecycle__track::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0;
  background: var(--orange);
  animation: lifecycle-progress 8s ease-in-out infinite;
}

@keyframes lifecycle-progress {
  0% { width: 0; }
  50% { width: 100%; }
  100% { width: 100%; }
}

.lifecycle__stages {
  display: flex;
  justify-content: space-between;
  min-width: 700px;
  position: relative;
  z-index: 1;
}

.lifecycle-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  flex: 1;
}

.lifecycle-stage__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--asphalt);
  border: 2px solid var(--steel);
  transition: border-color var(--duration) var(--ease);
}

.lifecycle-stage:hover .lifecycle-stage__icon {
  border-color: var(--orange);
}

.lifecycle-stage__icon svg {
  width: 32px;
  height: 32px;
}

.lifecycle-stage span {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--concrete);
}

/* ============================================
   CASE STUDIES
   ============================================ */
.case-studies__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.case-study {
  border: 1px solid rgba(201, 199, 189, 0.1);
  transition: border-color var(--duration) var(--ease);
}

.case-study:hover {
  border-color: rgba(242, 106, 46, 0.3);
}

.case-study__image {
  aspect-ratio: 10 / 7;
  overflow: hidden;
}

.case-study__image svg {
  width: 100%;
  height: 100%;
}

.case-study__category {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: var(--green);
  margin: var(--space-sm) var(--space-sm) 0;
}

.case-study h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  padding: 0 var(--space-sm);
  margin-bottom: var(--space-xs);
}

.case-study__detail {
  font-size: 0.875rem;
  color: var(--concrete);
  padding: 0 var(--space-sm);
  margin-bottom: 0.375rem;
}

.case-study__detail em {
  color: var(--steel);
  font-style: normal;
  font-size: 0.8125rem;
}

.case-study__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--orange);
  padding: var(--space-sm);
  transition: padding-left var(--duration) var(--ease);
}

.case-study__link:hover,
.case-study__link:focus-visible {
  padding-left: calc(var(--space-sm) + 0.5rem);
  outline: none;
}

/* ============================================
   MODERN BUILDER
   ============================================ */
.modern-builder__stack {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  margin-top: var(--space-lg);
}

.stack-item {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid rgba(201, 199, 189, 0.15);
  width: min(400px, 90%);
  text-align: center;
  color: var(--concrete);
  transition: all var(--duration) var(--ease);
}

.stack-item:hover {
  border-color: var(--orange);
  color: var(--bone);
}

.stack-item--accent {
  border-color: var(--orange);
  color: var(--orange);
  background: rgba(242, 106, 46, 0.06);
}

.stack-connector {
  font-size: 1.25rem;
  color: var(--green);
  padding: 0.25rem 0;
}

/* ============================================
   ABOUT
   ============================================ */
.about {
  overflow: hidden;
}

.about .section-label {
  display: block;
  margin-bottom: var(--space-sm);
}

.about .btn {
  margin-top: var(--space-md);
}

.watermark--rooster {
  position: absolute;
  right: 5%;
  top: 50%;
  transform: translateY(-50%);
  width: clamp(150px, 25vw, 300px);
  height: auto;
}

/* ============================================
   FINAL CTA
   ============================================ */
.final-cta {
  min-height: 80vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.final-cta__grid-bg {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 39px,
      rgba(109, 116, 118, 0.08) 39px,
      rgba(109, 116, 118, 0.08) 40px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 39px,
      rgba(109, 116, 118, 0.08) 39px,
      rgba(109, 116, 118, 0.08) 40px
    );
}

.final-cta__content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.final-cta__content .section-label {
  display: block;
  margin-bottom: var(--space-sm);
}

.final-cta__headline {
  margin-bottom: var(--space-md);
}

.final-cta__content .section-copy {
  margin-inline: auto;
  margin-bottom: var(--space-md);
}

.final-cta__content .hero__actions {
  justify-content: center;
}

.final-cta__rooster {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: clamp(200px, 40vw, 400px);
  height: auto;
  z-index: 1;
  pointer-events: none;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--asphalt);
  border-top: 1px solid rgba(201, 199, 189, 0.12);
  padding-block: var(--space-xl) var(--space-md);
}

.footer__top {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}

.footer__tagline {
  color: var(--steel);
  font-size: 0.9375rem;
}

.footer__columns {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.footer__col h3 {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--orange);
  margin-bottom: var(--space-sm);
}

.footer__col a {
  font-size: 0.875rem;
  color: var(--concrete);
  line-height: 2;
  transition: color var(--duration) var(--ease);
}

.footer__col a:hover,
.footer__col a:focus-visible {
  color: var(--bone);
  outline: none;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(201, 199, 189, 0.08);
}

.footer__bottom p {
  font-size: 0.8125rem;
  color: var(--steel);
}

.footer__tech-label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  color: var(--steel);
}

/* ============================================
   TECH LABELS (decorative)
   ============================================ */
.tech-labels {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.tech-label {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  letter-spacing: 0.12em;
  color: var(--steel);
  opacity: 0.3;
}

/* ============================================
   SCROLL REVEAL
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

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

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .jobsite-grid {
    animation: none;
  }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: calc(var(--nav-height) + var(--space-md));
  }

  .hero__content {
    padding-left: 0;
    order: 1;
  }

  .hero__visual {
    order: 2;
    max-width: 600px;
    margin-inline: auto;
  }

  .nav__links,
  .nav__cta {
    display: none;
  }

  .nav__toggle {
    display: flex;
  }

  .nav__status {
    font-size: 0.5625rem;
  }

  .field-office__split {
    grid-template-columns: 1fr;
  }

  .field-office__stream {
    width: 100%;
    height: 40px;
    min-height: auto;
  }

  .data-stream {
    width: 100%;
    height: 2px;
    min-height: auto;
  }

  .stream-particle {
    animation: stream-flow-h 2s linear infinite;
    top: -2px;
  }

  @keyframes stream-flow-h {
    0% { left: -10px; opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { left: 100%; opacity: 0; }
  }

  .rooster-signal__visual {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .rooster-signal__words {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .solution-row {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .footer__top {
    grid-template-columns: 1fr;
  }

  .footer__columns {
    grid-template-columns: repeat(2, 1fr);
  }

  .platform-module__diagram {
    display: none;
  }
}

@media (max-width: 640px) {
  .nav__status {
    display: none;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .trust-strip__indicators li:not(:last-child)::after {
    display: none;
  }

  .intelligence__pipeline {
    flex-direction: column;
    align-items: flex-start;
  }

  .pipeline-arrow {
    transform: rotate(0);
  }

  .footer__columns {
    grid-template-columns: 1fr;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }

  .tech-labels {
    display: none;
  }

  .watermark--sr {
    font-size: 8rem;
    right: -10%;
  }
}

@media (max-width: 480px) {
  .logo-wordmark {
    font-size: 0.75rem;
  }

  .logo-symbol {
    width: 28px;
    height: 28px;
  }
}