/* ═══════════════════════════════════════════════════════
   Kander Solutions — Obsidian Terminal
   ═══════════════════════════════════════════════════════ */

@property --hero-hue-1 {
  syntax: '<number>';
  initial-value: 150;
  inherits: false;
}

@property --hero-hue-2 {
  syntax: '<number>';
  initial-value: 260;
  inherits: false;
}

/* ─── Design Tokens ─── */

:root {
  --bg-base: #09090b;
  --bg-surface: #18181b;
  --bg-elevated: #27272a;
  --bg-card: rgba(255, 255, 255, 0.025);

  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-default: rgba(255, 255, 255, 0.1);
  --border-strong: rgba(255, 255, 255, 0.18);

  --accent: #a3e635;
  --accent-dim: rgba(163, 230, 53, 0.1);
  --accent-glow: rgba(163, 230, 53, 0.2);
  --accent-hover: #bef264;

  --fg: #ffffff;
  --fg-secondary: rgba(255, 255, 255, 0.6);
  --fg-muted: rgba(255, 255, 255, 0.35);

  --btn-text: #09090b;

  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out-cubic: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 600ms;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-full: 999px;

  --shadow-card: 0 1px 2px rgba(0,0,0,0.3), 0 8px 24px rgba(0,0,0,0.25);
  --shadow-elevated: 0 4px 12px rgba(0,0,0,0.4), 0 24px 48px rgba(0,0,0,0.35);

  --nav-height: 72px;

  color-scheme: dark;
}

[data-theme="light"] {
  --bg-base: #fafaf9;
  --bg-surface: #ffffff;
  --bg-elevated: #f5f5f4;
  --bg-card: rgba(0, 0, 0, 0.025);

  --border-subtle: rgba(0, 0, 0, 0.06);
  --border-default: rgba(0, 0, 0, 0.1);
  --border-strong: rgba(0, 0, 0, 0.18);

  --accent: #65a30d;
  --accent-dim: rgba(101, 163, 13, 0.08);
  --accent-glow: rgba(101, 163, 13, 0.15);
  --accent-hover: #4d7c0f;

  --fg: #18181b;
  --fg-secondary: rgba(0, 0, 0, 0.6);
  --fg-muted: rgba(0, 0, 0, 0.35);

  --btn-text: #ffffff;

  --shadow-card: 0 1px 3px rgba(0,0,0,0.06), 0 8px 24px rgba(0,0,0,0.04);
  --shadow-elevated: 0 4px 12px rgba(0,0,0,0.08), 0 24px 48px rgba(0,0,0,0.06);

  color-scheme: light;
}

/* ─── Reset & Base ─── */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-base);
  color: var(--fg-secondary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
  transition: background var(--duration-normal) ease, color var(--duration-normal) ease;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-family: 'Syne', 'DM Sans', sans-serif;
  color: var(--fg);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

p { margin: 0; line-height: 1.7; }
ul { margin: 0; padding-left: 1.2rem; line-height: 1.8; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

.hidden { display: none !important; }

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

/* ─── Layout ─── */

.container {
  width: min(1200px, 92vw);
  margin: 0 auto;
}

.container--wide {
  width: min(1400px, 94vw);
  margin: 0 auto;
}

/* ─── Scroll Progress ─── */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: var(--accent);
  z-index: 1100;
  width: 0%;
  transition: none;
}

/* ─── Navigation ─── */

.site-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: transparent;
  border-bottom: 1px solid transparent;
  padding: 0;
  transition: background var(--duration-normal) ease, border-color var(--duration-normal) ease, backdrop-filter var(--duration-normal) ease;
}

.site-nav.scrolled {
  background: color-mix(in srgb, var(--bg-base) 85%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--border-subtle);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: var(--nav-height);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--fg);
  flex-shrink: 0;
}

.brand__mark {
  position: relative;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--accent);
  display: grid;
  place-items: center;
  color: var(--btn-text);
  transition: transform var(--duration-normal) var(--ease-out-expo);
}

.brand:hover .brand__mark {
  transform: scale(1.05);
}

.brand__mark.small {
  width: 32px;
  height: 32px;
}

.brand__mark svg {
  width: 18px;
  height: 18px;
}

.brand__text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.brand__name {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.brand__tagline {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
  text-transform: lowercase;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav a {
  color: var(--fg-muted);
  font-weight: 500;
  font-size: 0.9rem;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: color var(--duration-fast) ease, background var(--duration-fast) ease;
  position: relative;
}

.nav a:hover {
  color: var(--fg);
}

.nav a.active {
  color: var(--fg);
}

.nav__btn {
  margin-left: 8px;
}

.nav__btn.primary {
  padding: 9px 20px !important;
  border-radius: var(--radius-md) !important;
  font-weight: 600 !important;
  font-size: 0.85rem !important;
  background: var(--accent) !important;
  color: var(--btn-text) !important;
  transition: all var(--duration-normal) var(--ease-out-expo) !important;
  border: none !important;
}

.nav__btn.primary:hover {
  background: var(--accent-hover) !important;
  transform: translateY(-1px);
  box-shadow: 0 0 20px var(--accent-glow);
}

/* Theme Toggle */

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--fg-muted);
  cursor: pointer;
  transition: all var(--duration-fast) ease;
  flex-shrink: 0;
  margin-left: 4px;
}

.theme-toggle:hover {
  color: var(--fg);
  border-color: var(--border-strong);
  background: var(--bg-card);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
}

.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
[data-theme="light"] .theme-toggle .icon-sun { display: block; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }

.menu-button {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: 1px solid var(--border-default);
  padding: 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.menu-button span {
  width: 20px;
  height: 2px;
  background: var(--fg);
  transition: transform 200ms ease, opacity 200ms ease;
  display: block;
}

.menu-button.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-button.open span:nth-child(2) { opacity: 0; }
.menu-button.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── Buttons ─── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  border: 1px solid var(--border-default);
  color: var(--fg);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out-expo);
  text-decoration: none;
  background: transparent;
  position: relative;
}

.btn.primary {
  background: var(--accent);
  color: var(--btn-text);
  border: none;
  font-weight: 700;
}

.btn.primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 0 30px var(--accent-glow);
}

.btn.ghost {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
}

.btn.ghost:hover {
  border-color: var(--border-strong);
  background: var(--bg-elevated);
  transform: translateY(-2px);
}

.btn.large {
  padding: 16px 36px;
  font-size: 1rem;
}

.btn.full-width { width: 100%; }

/* ─── Eyebrow ─── */

.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  color: var(--accent);
  font-weight: 500;
  display: inline-block;
}

/* ─── Hero (Home) ─── */

.hero {
  position: relative;
  overflow: hidden;
  background: var(--bg-base);
  color: var(--fg);
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 0;
}

.hero__gradient {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero__gradient::before,
.hero__gradient::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.4;
  animation: heroGlow 20s ease-in-out infinite alternate;
}

.hero__gradient::before {
  width: 60%;
  height: 60%;
  top: calc(var(--mouse-y, 30) * 1% - 10%);
  left: calc(var(--mouse-x, 20) * 1% - 10%);
  background: hsl(calc(var(--hero-hue-1)) 80% 50% / 0.3);
  animation-name: heroGlow;
}

.hero__gradient::after {
  width: 50%;
  height: 50%;
  bottom: calc(100% - var(--mouse-y, 70) * 1% - 30%);
  right: calc(100% - var(--mouse-x, 80) * 1% - 20%);
  background: hsl(calc(var(--hero-hue-2)) 70% 55% / 0.2);
  animation-name: heroGlow2;
  animation-duration: 25s;
}

@keyframes heroGlow {
  0% { --hero-hue-1: 150; transform: scale(1); }
  50% { --hero-hue-1: 200; transform: scale(1.2); }
  100% { --hero-hue-1: 80; transform: scale(0.9); }
}

@keyframes heroGlow2 {
  0% { --hero-hue-2: 260; transform: scale(1.1); }
  50% { --hero-hue-2: 320; transform: scale(0.85); }
  100% { --hero-hue-2: 200; transform: scale(1.15); }
}

.hero__noise {
  position: absolute;
  inset: 0;
  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)' opacity='0.03'/%3E%3C/svg%3E");
  background-size: 256px 256px;
  pointer-events: none;
  opacity: 0.5;
}

[data-theme="light"] .hero__noise {
  opacity: 0.3;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border-subtle) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-subtle) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at 50% 50%, black 20%, transparent 65%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 50%, black 20%, transparent 65%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  width: min(1200px, 92vw);
  margin: 0 auto;
  padding: calc(var(--nav-height) + 40px) 0 80px;
}

.hero__eyebrow {
  margin-bottom: var(--space-lg);
  animation: fadeSlideUp 0.8s var(--ease-out-expo) both;
}

.hero__content h1 {
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -0.04em;
  max-width: 900px;
  margin-bottom: var(--space-xl);
  animation: fadeSlideUp 0.8s var(--ease-out-expo) 0.1s both;
}

.hero__content h1 .accent-word {
  color: var(--accent);
}

.hero__lede {
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  max-width: 600px;
  margin-bottom: var(--space-2xl);
  line-height: 1.7;
  animation: fadeSlideUp 0.8s var(--ease-out-expo) 0.2s both;
}

/* Terminal Strip */
.hero__terminal {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  color: var(--fg-muted);
  padding: 10px 18px;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  margin-bottom: var(--space-2xl);
  animation: fadeSlideUp 0.8s var(--ease-out-expo) 0.3s both;
  overflow: hidden;
  max-width: 100%;
}

.hero__terminal-prompt {
  color: var(--accent);
  flex-shrink: 0;
}

.hero__terminal-text {
  white-space: nowrap;
  overflow: hidden;
  border-right: 2px solid var(--accent);
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% { border-color: transparent; }
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: var(--space-2xl);
  animation: fadeSlideUp 0.8s var(--ease-out-expo) 0.4s both;
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  animation: fadeSlideUp 0.8s var(--ease-out-expo) 0.5s both;
}

.trust-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--fg-muted);
  padding: 6px 14px;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  letter-spacing: 0.02em;
  transition: border-color var(--duration-fast) ease, color var(--duration-fast) ease;
}

.trust-tag:hover {
  border-color: var(--border-strong);
  color: var(--fg-secondary);
}

/* ─── Tech Strip ─── */

.tech-strip {
  padding: 40px 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.tech-strip__label {
  display: block;
  text-align: center;
  margin-bottom: 24px;
}

.tech-strip__badges {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.tech-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--fg-muted);
  padding: 8px 16px;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  letter-spacing: 0.02em;
  transition: all var(--duration-fast) ease;
}

.tech-badge:hover {
  color: var(--fg-secondary);
  border-color: var(--border-strong);
  background: var(--bg-card);
}

/* ─── Sections ─── */

.section {
  padding: clamp(64px, 10vh, 120px) 0;
  position: relative;
}

.section--base { background: var(--bg-base); }
.section--surface { background: var(--bg-surface); }

.section__head {
  margin-bottom: var(--space-2xl);
  max-width: 640px;
}

.section__head.centered {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section__head h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  margin-top: 12px;
}

.section__head p {
  margin-top: 12px;
  font-size: 1.05rem;
}

/* ─── Cards ─── */

.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.card-grid--featured .card:first-child {
  grid-column: span 2;
}

.card {
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: all var(--duration-normal) var(--ease-out-expo);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, var(--border-strong) 0%, transparent 50%);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  opacity: 0;
  transition: opacity var(--duration-normal) ease;
  pointer-events: none;
}

.card:hover {
  border-color: var(--border-default);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.card:hover::before { opacity: 1; }

.card h3 {
  font-size: 1.1rem;
  margin: 16px 0 10px;
  font-family: 'Syne', sans-serif;
}

.card p {
  font-size: 0.9rem;
}

.card__accent {
  width: 3px;
  height: 24px;
  border-radius: 2px;
  margin-bottom: 16px;
}

.card__accent--lime { background: var(--accent); }
.card__accent--blue { background: #3b82f6; }
.card__accent--violet { background: #8b5cf6; }
.card__accent--orange { background: #f97316; }

/* ─── Icon Boxes ─── */

.icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  border: 1px solid var(--border-default);
  background: var(--bg-card);
  color: var(--accent);
  transition: all var(--duration-normal) ease;
}

.icon-box svg { width: 22px; height: 22px; }

.icon-box.large {
  width: 56px;
  height: 56px;
}

.icon-box.large svg { width: 28px; height: 28px; }

/* ─── Capability Grid ─── */

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.capability {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.capability:hover {
  border-color: var(--border-default);
  transform: translateY(-2px);
}

.capability__header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.capability ul {
  list-style: none;
  padding: 0;
}

.capability li {
  padding: 6px 0;
  padding-left: 20px;
  position: relative;
  font-size: 0.9rem;
}

.capability li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.5;
}

/* ─── Audience Tabs ─── */

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.pill-btn {
  background: transparent;
  border: 1px solid var(--border-default);
  color: var(--fg-muted);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--duration-fast) ease;
}

.pill-btn:hover {
  border-color: var(--border-strong);
  color: var(--fg);
}

.pill-btn.active {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
}

.audience-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.audience-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  padding: 24px;
  border-radius: var(--radius-lg);
  transition: all var(--duration-normal) var(--ease-out-expo);
}

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

.audience-card h4 {
  margin-bottom: 8px;
  font-size: 1rem;
  font-family: 'Syne', sans-serif;
}

.audience-card p { font-size: 0.9rem; }

/* ─── Metrics Grid ─── */

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

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

.metric-number {
  font-family: 'Syne', sans-serif;
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 8px;
  line-height: 1;
  letter-spacing: -0.04em;
}

.metric-card p { font-size: 0.88rem; }

/* ─── Process Steps ─── */

.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.process__item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: all var(--duration-normal) var(--ease-out-expo);
  position: relative;
}

.process__item:hover {
  border-color: var(--border-default);
  transform: translateY(-2px);
}

.process__item:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -9px;
  width: 18px;
  height: 2px;
  background: var(--border-default);
}

.step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--accent-dim);
  color: var(--accent);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 0.85rem;
  border: 1px solid rgba(163, 230, 53, 0.15);
}

.process__item h3 {
  margin: 14px 0 8px;
  font-size: 1.15rem;
}

.process__item p { font-size: 0.88rem; }

/* ─── CTA Banner ─── */

.cta-banner {
  padding: clamp(64px, 10vh, 120px) 0;
  position: relative;
  background: var(--bg-surface);
  overflow: hidden;
}

.cta-banner__glow {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  background: var(--accent-glow);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0.3;
}

.cta-box {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.cta-box h2 {
  font-size: clamp(1.75rem, 3.5vw, 3rem);
  margin-bottom: 16px;
}

.cta-box p {
  font-size: 1.1rem;
  margin-bottom: var(--space-xl);
}

/* ─── Page Hero (Inner Pages) ─── */

.page-hero {
  background: var(--bg-surface);
  padding: clamp(60px, 8vh, 100px) 0;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border-subtle) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-subtle) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at 50% 80%, black 10%, transparent 55%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 80%, black 10%, transparent 55%);
  pointer-events: none;
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin: 14px 0 16px;
}

.page-hero .lede {
  font-size: 1.08rem;
  max-width: 640px;
  line-height: 1.7;
}

/* ─── Service Sections (Capabilities) ─── */

.service-section {
  padding: 80px 0;
  position: relative;
}

.service-section:nth-child(even) { background: var(--bg-surface); }
.service-section:nth-child(odd) { background: var(--bg-base); }

.service-detail__header {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 36px;
}

.service-detail__header h2 {
  margin-bottom: 8px;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.subtitle {
  font-size: 1.05rem;
}

.service-detail__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.service-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.service-item:hover {
  border-color: var(--border-default);
  transform: translateY(-2px);
}

.service-item h4 {
  margin-bottom: 8px;
  font-size: 1rem;
  color: var(--fg);
  font-family: 'Syne', sans-serif;
}

.service-item p { font-size: 0.9rem; }

/* ─── AI Features ─── */

.ai-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.ai-feature {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.ai-feature:hover {
  border-color: var(--border-default);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.ai-feature h3 {
  font-size: 1.15rem;
  margin: 14px 0 10px;
}

.ai-feature p { font-size: 0.9rem; }

.ai-callout {
  background: var(--accent-dim);
  border: 1px solid rgba(163, 230, 53, 0.12);
  border-radius: var(--radius-xl);
  padding: 36px 40px;
  margin-top: 48px;
  text-align: center;
}

.ai-callout h3 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.ai-callout p {
  max-width: 600px;
  margin: 0 auto;
}

/* ─── Case Study Cards ─── */

.case-study-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.case-study-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--duration-normal) var(--ease-out-expo);
  display: flex;
  flex-direction: column;
}

.case-study-card:hover {
  border-color: var(--border-default);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.case-study-card__tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  background: var(--accent-dim);
  color: var(--accent);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 500;
  margin-bottom: 16px;
  width: fit-content;
  letter-spacing: 0.02em;
}

.case-study-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.case-study-card p {
  font-size: 0.9rem;
  margin-bottom: 20px;
  flex: 1;
}

.case-study-card__metrics {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}

.case-study-card__metrics span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent);
  font-weight: 500;
  padding: 4px 10px;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
}

.case-study-note {
  text-align: center;
  margin-top: 32px;
  font-size: 0.82rem;
  color: var(--fg-muted);
  font-style: italic;
}

/* ─── Industry Cards ─── */

.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.industry-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.industry-card:hover {
  border-color: var(--border-default);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.industry-card h3 {
  font-size: 1.1rem;
  margin: 14px 0 10px;
}

.industry-card p { font-size: 0.9rem; }

.industry-card .industry-link {
  display: inline-block;
  margin-top: 14px;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
  transition: opacity var(--duration-fast) ease;
}

.industry-card .industry-link:hover { opacity: 0.7; }

/* ─── About Blocks & Differentiators ─── */

.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.about-block {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.about-block:hover {
  border-color: var(--border-default);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.about-block h3 {
  margin: 18px 0 12px;
  font-size: 1.2rem;
}

.differentiator-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.differentiator {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.differentiator:hover {
  border-color: var(--border-default);
  transform: translateY(-2px);
}

.differentiator h4 {
  margin-bottom: 10px;
  font-size: 1rem;
  color: var(--fg);
  font-family: 'Syne', sans-serif;
}

.differentiator p { font-size: 0.9rem; }

/* ─── Careers ─── */

.careers-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.careers-empty {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 48px;
  text-align: center;
}

.careers-empty h3 { margin-bottom: 12px; }
.careers-empty p { max-width: 480px; margin: 0 auto 24px; }

/* ─── Contact ─── */

.contact-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 36px;
  align-items: start;
}

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--fg-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  padding: 12px 16px;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  color: var(--fg);
  transition: border-color var(--duration-fast) ease, box-shadow var(--duration-fast) ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--fg-muted);
}

.form-group select {
  appearance: none;
  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='%23666' stroke-width='2' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.form-group select option {
  background: var(--bg-surface);
  color: var(--fg);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

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

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.contact-info-card:hover {
  border-color: var(--border-default);
}

.contact-info-card h3 { margin-bottom: 10px; font-size: 1.1rem; }
.contact-info-card h4 { margin-bottom: 8px; font-size: 1rem; }
.contact-info-card .btn { margin-top: 16px; }

.contact-info-card ul { list-style: none; padding: 0; }

.contact-info-card li {
  padding: 5px 0 5px 20px;
  position: relative;
  font-size: 0.9rem;
}

.contact-info-card li::before {
  content: '';
  position: absolute;
  left: 0; top: 13px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.5;
}

.link {
  color: var(--accent);
  font-weight: 600;
  transition: opacity var(--duration-fast) ease;
}

.link:hover {
  opacity: 0.8;
  text-decoration: underline;
}

.calendly-card {
  background: var(--accent-dim);
  border: 1px solid rgba(163, 230, 53, 0.12);
}

.calendly-card h3 { color: var(--accent); }

.direct-note {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--fg-muted);
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-subtle);
}

/* ─── Footer ─── */

.footer {
  background: var(--bg-base);
  border-top: 1px solid var(--border-subtle);
  color: var(--fg-secondary);
  padding: 48px 0 32px;
}

.footer__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  padding-bottom: 32px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.footer__links {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.footer__links a {
  font-size: 0.88rem;
  color: var(--fg-muted);
  transition: color var(--duration-fast) ease;
}

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

.footer__bottom-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer__copy {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

.social-icons {
  display: flex;
  gap: 12px;
}

.social-icons a {
  display: inline-flex;
  color: var(--fg-muted);
  transition: color var(--duration-fast) ease;
}

.social-icons a:hover { color: var(--fg); }
.social-icons svg { width: 20px; height: 20px; }

/* ─── Scroll Animations ─── */

@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--duration-slow) var(--ease-out-expo), transform var(--duration-slow) var(--ease-out-expo);
}

.animate-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-in-delay-1 { transition-delay: 0.08s; }
.animate-in-delay-2 { transition-delay: 0.16s; }
.animate-in-delay-3 { transition-delay: 0.24s; }
.animate-in-delay-4 { transition-delay: 0.32s; }
.animate-in-delay-5 { transition-delay: 0.4s; }

/* ─── Responsive ─── */

@media (max-width: 1024px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .card-grid--featured .card:first-child { grid-column: span 2; }
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(2, 1fr); }
  .process__item:not(:last-child)::after { display: none; }
  .about-grid { grid-template-columns: 1fr; }
  .differentiator-grid { grid-template-columns: repeat(2, 1fr); }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .case-study-grid { grid-template-columns: 1fr; }
  .industry-grid { grid-template-columns: repeat(2, 1fr); }
  .ai-feature-grid { grid-template-columns: 1fr; }
  .careers-values { grid-template-columns: 1fr; }
}

@media (max-width: 960px) {
  .nav {
    position: fixed;
    top: var(--nav-height);
    right: 16px;
    left: 16px;
    background: color-mix(in srgb, var(--bg-surface) 96%, transparent);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: 16px;
    flex-direction: column;
    gap: 4px;
    display: none;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 999;
    box-shadow: var(--shadow-elevated);
  }

  .nav.open { display: flex; }

  .nav a {
    width: 100%;
    text-align: center;
    padding: 12px;
  }

  .nav__btn {
    width: 100%;
    text-align: center;
    margin-left: 0 !important;
  }

  .menu-button { display: inline-flex; }

  .contact-layout { grid-template-columns: 1fr; }

  .audience-cards { grid-template-columns: 1fr; }
  .industry-grid { grid-template-columns: 1fr; }

  .footer__top { flex-direction: column; align-items: flex-start; }
  .footer__links { flex-direction: column; gap: 8px; }
}

@media (max-width: 768px) {
  .card-grid { grid-template-columns: 1fr; }
  .card-grid--featured .card:first-child { grid-column: span 1; }
  .capability-grid { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .differentiator-grid { grid-template-columns: 1fr; }

  .section { padding: 56px 0; }

  .hero { min-height: auto; padding: 0; }
  .hero__content { padding: calc(var(--nav-height) + 48px) 0 64px; min-height: 100svh; display: flex; flex-direction: column; justify-content: center; }
  .hero__content h1 { font-size: clamp(2rem, 8vw, 3rem); }

  .page-hero { padding: 48px 0; }

  .service-detail__header { flex-direction: column; }

  .footer__bottom-row { flex-direction: column; align-items: flex-start; gap: 12px; }

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

@media (max-width: 480px) {
  .container { width: 90vw; }

  .hero__content h1 { font-size: 1.9rem; }
  .hero__terminal { font-size: 0.72rem; padding: 8px 14px; }

  .contact-form { padding: 24px; }
  .metrics-grid { grid-template-columns: 1fr; }
}

/* ─── Reduced Motion ─── */

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

  html { scroll-behavior: auto; }

  .animate-in {
    opacity: 1;
    transform: none;
  }

  .hero__gradient::before,
  .hero__gradient::after {
    animation: none;
  }

  .hero__terminal-text {
    animation: none;
    border-right: none;
  }
}