/* ============================================
   CLOUDAR.AI — Professional Consultancy Design
   Inspired by inferra.be, clearscale, cloudnation
   ============================================ */

/* CSS Custom Properties */
:root {
  /* Color palette - Dark sophisticated theme */
  --color-bg: #0f0f12;
  --color-bg-alt: #18181c;
  --color-bg-card: #1e1e24;
  --color-bg-light: #f8f7f4;

  --color-text: #ffffff;
  --color-text-muted: #a0a0a8;
  --color-text-dark: #1a1a1a;

  /* Accent colors */
  --color-accent: #00d4aa;
  --color-accent-hover: #00e8bc;
  --color-accent-purple: #a78bfa;
  --color-accent-blue: #60a5fa;
  --color-accent-orange: #f59e0b;

  /* Gradients */
  --gradient-accent: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-blue) 100%);
  --gradient-hero: linear-gradient(180deg, rgba(0,212,170,0.08) 0%, transparent 50%);

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: ui-monospace, 'SF Mono', 'Cascadia Code', monospace;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 5rem;
  --space-3xl: 8rem;

  /* Layout */
  --container-max: 1280px;
  --container-narrow: 800px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* Borders */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
}

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

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

@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;
  }
}

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

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

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

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

ul, ol {
  list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 700; }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.25rem; }

p {
  color: var(--color-text-muted);
}

.lead {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  line-height: 1.6;
  color: var(--color-text-muted);
}

/* Utility Classes */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }
.text-gradient {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   HEADER
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) 0;
  transition: background var(--transition-base), backdrop-filter var(--transition-base);
}

.header.scrolled {
  background: rgba(15, 15, 18, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text);
}

.header__logo span {
  color: var(--color-accent);
}

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

.header__link {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.header__link:hover {
  color: var(--color-text);
}

.lang-switch {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius-full);
}

.lang-switch__btn {
  padding: 6px 12px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-muted);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.lang-switch__btn.active,
.lang-switch__btn:hover {
  background: var(--color-accent);
  color: var(--color-bg);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(80px + var(--space-3xl)) 0 var(--space-3xl);
  overflow: hidden;
}

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

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
    var(--color-bg) 0%,
    rgba(15, 15, 18, 0.6) 40%,
    rgba(15, 15, 18, 0.85) 70%,
    var(--color-bg) 100%
  );
}

.hero__gradient {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 150%;
  height: 60%;
  background: radial-gradient(ellipse at center top,
    rgba(0, 212, 170, 0.15) 0%,
    transparent 60%
  );
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  margin-bottom: var(--space-lg);
  background: rgba(0, 212, 170, 0.1);
  border: 1px solid rgba(0, 212, 170, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--color-accent);
}

.hero__badge::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero__badge--clickable {
  cursor: pointer;
  transition: all var(--transition-base);
}

.hero__badge--clickable:hover {
  background: rgba(0, 212, 170, 0.2);
  border-color: rgba(0, 212, 170, 0.4);
}

.hero__badge-arrow {
  opacity: 0.7;
  margin-left: 4px;
  transition: opacity var(--transition-fast);
}

.hero__badge--clickable:hover .hero__badge-arrow {
  opacity: 1;
}

/* Prompt Excerpt Modal */
.prompt-excerpt {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.prompt-excerpt.open {
  opacity: 1;
  visibility: visible;
}

.prompt-excerpt__content {
  position: relative;
  max-width: 700px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  background: var(--color-bg-card);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.prompt-excerpt__close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-text-muted);
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.prompt-excerpt__close:hover {
  color: var(--color-text);
  background: rgba(255,255,255,0.1);
}

.prompt-excerpt__content h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-lg);
  color: var(--color-text);
}

.prompt-excerpt__code {
  background: var(--color-bg);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-accent);
  white-space: pre-wrap;
  overflow-x: auto;
}

.prompt-excerpt__note {
  margin-top: var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-style: italic;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

.hero__title {
  margin-bottom: var(--space-lg);
  color: var(--color-text);
}

.hero__title .highlight {
  position: relative;
  color: var(--color-accent);
}

.hero__subtitle {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  line-height: 1.5;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
  max-width: 700px;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-bg);
}

.btn--primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 40px rgba(0, 212, 170, 0.3);
}

.btn--secondary {
  background: rgba(255,255,255,0.05);
  color: var(--color-text);
  border: 1px solid rgba(255,255,255,0.1);
}

.btn--secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.2);
}

.btn--large {
  padding: 18px 36px;
  font-size: 1.0625rem;
}

/* ============================================
   CLIENTS/TRUST SECTION
   ============================================ */
.trust {
  padding: var(--space-2xl) 0;
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.trust__label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-lg);
  text-align: center;
}

.trust__logos {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-xl);
  opacity: 0.6;
}

.trust__logo {
  height: 32px;
  filter: grayscale(100%) brightness(200%);
  transition: all var(--transition-base);
}

.trust__logo:hover {
  opacity: 1;
  filter: grayscale(0%) brightness(100%);
}

/* ============================================
   STATS SECTION
   ============================================ */
.stats {
  padding: var(--space-3xl) 0;
  background: var(--color-bg-alt);
}

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

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

.stat {
  text-align: center;
  padding: var(--space-lg);
}

.stat__number {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat__label {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* ============================================
   INTRO/VALUE PROPOSITION
   ============================================ */
.intro {
  padding: var(--space-3xl) 0;
}

.intro__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

@media (max-width: 968px) {
  .intro__grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
}

.intro__content {
  max-width: 560px;
}

.intro__eyebrow {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
}

.intro__title {
  margin-bottom: var(--space-lg);
}

.intro__text {
  font-size: 1.125rem;
  margin-bottom: var(--space-lg);
}

.intro__text + .intro__text {
  margin-top: var(--space-md);
}

.intro__visual {
  position: relative;
}

.intro__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.intro__image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.intro__card {
  position: absolute;
  bottom: -30px;
  left: -30px;
  background: var(--color-bg-card);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.1);
  max-width: 280px;
}

@media (max-width: 968px) {
  .intro__card {
    position: relative;
    bottom: 0;
    left: 0;
    margin-top: var(--space-lg);
    max-width: 100%;
  }
}

.intro__card-icon {
  width: 48px;
  height: 48px;
  background: rgba(0, 212, 170, 0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.intro__card-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.intro__card-text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* ============================================
   SERVICES/CAPABILITIES SECTION
   ============================================ */
.capabilities {
  padding: var(--space-3xl) 0;
  background: var(--color-bg-alt);
}

.capabilities__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-2xl);
}

.capabilities__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 968px) {
  .capabilities__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .capabilities__grid {
    grid-template-columns: 1fr;
  }
}

.capability-card {
  background: var(--color-bg);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-base);
}

.capability-card:hover {
  border-color: rgba(0, 212, 170, 0.3);
  transform: translateY(-4px);
}

.capability-card__icon {
  width: 56px;
  height: 56px;
  background: rgba(0, 212, 170, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: var(--space-lg);
}

.capability-card__title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.capability-card__text {
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: var(--space-lg);
}

.capability-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-accent);
  transition: gap var(--transition-fast);
}

.capability-card__link:hover {
  gap: 10px;
}

/* Full-width capability card (for "Something else?" CTA) */
.capability-card--full {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-lg);
  background: linear-gradient(135deg, rgba(0, 212, 170, 0.08) 0%, rgba(96, 165, 250, 0.08) 100%);
  border-color: rgba(0, 212, 170, 0.15);
}

.capability-card--full .capability-card__icon {
  margin-bottom: 0;
}

.capability-card--full .capability-card__title {
  margin-bottom: 0;
}

.capability-card--full .capability-card__text {
  margin-bottom: 0;
}

.capability-card--full .capability-card__link {
  white-space: nowrap;
}

@media (max-width: 968px) {
  .capability-card--full {
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
  }

  .capability-card--full .capability-card__link {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .capability-card--full {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .capability-card--full .capability-card__icon {
    margin: 0 auto var(--space-md);
  }

  .capability-card--full .capability-card__text {
    margin-bottom: var(--space-md);
  }
}

/* ============================================
   USE CASES SECTION
   ============================================ */
.use-cases {
  padding: var(--space-3xl) 0;
}

.use-cases__header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--space-2xl);
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .use-cases__header {
    flex-direction: column;
    align-items: flex-start;
  }
}

.use-cases__header h2 {
  max-width: 500px;
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

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

.use-case-card {
  position: relative;
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

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

.use-case-card__image {
  height: 200px;
  overflow: hidden;
}

.use-case-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.use-case-card:hover .use-case-card__image img {
  transform: scale(1.05);
}

.use-case-card__content {
  padding: var(--space-lg);
}

.use-case-card__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
}

.use-case-card__title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.use-case-card__text {
  font-size: 0.9375rem;
  margin-bottom: var(--space-md);
}

.use-case-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-accent);
}

/* Featured use case (large) */
.use-case-card--featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

@media (max-width: 768px) {
  .use-case-card--featured {
    grid-column: span 1;
    grid-template-columns: 1fr;
  }
}

.use-case-card--featured .use-case-card__image {
  height: 100%;
  min-height: 300px;
}

.use-case-card--featured .use-case-card__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-xl);
}

/* ============================================
   RESULTS/PROOF SECTION
   ============================================ */
.results {
  padding: var(--space-3xl) 0;
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
}

.results__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

@media (max-width: 968px) {
  .results__grid {
    grid-template-columns: 1fr;
  }
}

.results__content {
  max-width: 520px;
}

.results__list {
  margin-top: var(--space-xl);
}

.results__item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

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

.results__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  background: rgba(0, 212, 170, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-size: 0.875rem;
}

.results__text {
  font-size: 1rem;
  color: var(--color-text);
}

.results__highlight {
  font-weight: 600;
  color: var(--color-accent);
}

.results__visual {
  position: relative;
}

.results__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.results__image img {
  width: 100%;
  height: 450px;
  object-fit: cover;
}

/* ============================================
   TESTIMONIAL SECTION
   ============================================ */
.testimonial {
  padding: var(--space-3xl) 0;
}

.testimonial__card {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  padding: var(--space-2xl);
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.05);
}

.testimonial__quote {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  line-height: 1.5;
  color: var(--color-text);
  font-style: italic;
  margin-bottom: var(--space-xl);
}

.testimonial__quote::before {
  content: '"';
  color: var(--color-accent);
}

.testimonial__quote::after {
  content: '"';
  color: var(--color-accent);
}

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

.testimonial__avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial__info {
  text-align: left;
}

.testimonial__name {
  font-weight: 600;
  color: var(--color-text);
}

.testimonial__role {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
  padding: var(--space-3xl) 0;
  background: var(--color-bg-alt);
}

.about .intro__content strong {
  color: var(--color-accent);
}

.about__contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
  padding: var(--space-lg);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
}

@media (max-width: 640px) {
  .about__contact {
    grid-template-columns: 1fr;
  }
}

.about__office {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.about__office strong {
  display: block;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.about__office a {
  color: var(--color-accent);
  transition: color var(--transition-fast);
}

.about__office a:hover {
  color: var(--color-accent-hover);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta {
  padding: var(--space-3xl) 0;
}

.cta__card {
  position: relative;
  background: var(--gradient-accent);
  border-radius: var(--radius-lg);
  padding: var(--space-3xl);
  text-align: center;
  overflow: hidden;
}

.cta__card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  opacity: 0.05;
  pointer-events: none;
}

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

.cta__title {
  color: var(--color-bg);
  margin-bottom: var(--space-md);
}

.cta__text {
  color: rgba(0,0,0,0.7);
  font-size: 1.125rem;
  margin-bottom: var(--space-xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta .btn--primary {
  background: var(--color-bg);
  color: var(--color-accent);
}

.cta .btn--primary:hover {
  background: var(--color-text);
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: var(--space-2xl) 0;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .footer__inner {
    flex-direction: column;
    text-align: center;
  }
}

.footer__logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
}

.footer__logo span {
  color: var(--color-accent);
}

.footer__links {
  display: flex;
  gap: var(--space-lg);
}

.footer__link {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-text);
}

.footer__badge {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer__badge img {
  height: 24px;
}

.footer__copy {
  width: 100%;
  text-align: center;
  margin-top: var(--space-xl);
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255,255,255,0.05);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* ============================================
   USE CASE PAGE STYLES
   ============================================ */
.use-case-hero {
  position: relative;
  padding: calc(100px + var(--space-2xl)) 0 var(--space-2xl);
  background: var(--color-bg-alt);
  overflow: hidden;
}

.use-case-hero__bg {
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  z-index: 0;
}

.use-case-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  mask-image: linear-gradient(to left, rgba(0,0,0,0.5) 0%, transparent 100%);
  -webkit-mask-image: linear-gradient(to left, rgba(0,0,0,0.5) 0%, transparent 100%);
}

@media (max-width: 768px) {
  .use-case-hero__bg {
    width: 100%;
    opacity: 0.15;
  }
}

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

.use-case-content__image {
  margin: var(--space-xl) 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.use-case-content__image img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.use-case-hero__breadcrumb {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.use-case-hero__breadcrumb a {
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.use-case-hero__breadcrumb a:hover {
  color: var(--color-accent);
}

.use-case-hero h1 {
  margin-bottom: var(--space-md);
}

.use-case-content {
  padding: var(--space-3xl) 0;
}

.use-case-content .container {
  max-width: var(--container-narrow);
}

.use-case-content section {
  margin-bottom: var(--space-2xl);
}

.use-case-content h2 {
  font-size: 1.75rem;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.use-case-content p {
  margin-bottom: var(--space-md);
}

.use-case-content ul,
.use-case-content ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}

.use-case-content li {
  margin-bottom: var(--space-sm);
  color: var(--color-text-muted);
}

.use-case-content li::marker {
  color: var(--color-accent);
}

.use-case-content ul {
  list-style: disc;
}

.use-case-content ol {
  list-style: decimal;
}

.use-case-content strong {
  color: var(--color-text);
  font-weight: 600;
}

/* FAQ on use case pages */
.faq {
  margin-top: var(--space-2xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid rgba(255,255,255,0.1);
}

.faq__item {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

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

.faq__question {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.faq__answer {
  color: var(--color-text-muted);
}

/* CTA on use case pages */
.cta-section {
  margin-top: var(--space-2xl);
  padding: var(--space-2xl);
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  text-align: center;
}

.cta-section__title {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.cta-section__text {
  margin-bottom: var(--space-lg);
}

/* Related cases */
.related-cases {
  padding: var(--space-2xl) 0;
  background: var(--color-bg-alt);
}

.related-cases h2 {
  margin-bottom: var(--space-xl);
}

.related-cases__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

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

/* Legacy card styles for use case pages */
.card {
  background: var(--color-bg);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-base);
}

.card:hover {
  border-color: rgba(0, 212, 170, 0.3);
}

.card__icon {
  font-size: 2rem;
  margin-bottom: var(--space-md);
}

.card__title {
  font-size: 1.125rem;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.card__text {
  font-size: 0.9375rem;
  margin-bottom: var(--space-md);
}

.card__link {
  color: var(--color-accent);
  font-weight: 500;
  font-size: 0.9375rem;
}

/* ============================================
   ROLE TOGGLE (Hidden for now - simplify)
   ============================================ */
.role-toggle {
  display: none;
}

/* ============================================
   AI ASSISTANT
   ============================================ */
.assistant {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  z-index: 900;
}

.assistant__trigger {
  width: 60px;
  height: 60px;
  background: var(--color-accent);
  color: var(--color-bg);
  border-radius: 50%;
  font-weight: 600;
  font-size: 0.9375rem;
  box-shadow: 0 4px 20px rgba(0, 212, 170, 0.4);
  transition: all var(--transition-base);
}

.assistant__trigger:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 30px rgba(0, 212, 170, 0.5);
}

.assistant__panel {
  position: absolute;
  bottom: 70px;
  right: 0;
  width: 360px;
  max-height: 500px;
  background: var(--color-bg-card);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
}

.assistant__panel.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.assistant__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.assistant__title {
  font-size: 1rem;
  font-weight: 600;
}

.assistant__close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 1.5rem;
  transition: color var(--transition-fast);
}

.assistant__close:hover {
  color: var(--color-text);
}

.assistant__body {
  padding: var(--space-md);
  max-height: 350px;
  overflow-y: auto;
}

.assistant__footer {
  padding: var(--space-md);
  border-top: 1px solid rgba(255,255,255,0.1);
}

.assistant__back {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  display: none;
}

.assistant__back.visible {
  display: block;
}

/* Assistant conversation styles */
.assistant__question {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.assistant__info {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  white-space: pre-line;
  line-height: 1.6;
}

.assistant__options {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.assistant__option {
  display: block;
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-size: 0.9375rem;
  text-align: left;
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.assistant__option:hover {
  background: rgba(0, 212, 170, 0.1);
  border-color: rgba(0, 212, 170, 0.3);
  color: var(--color-accent);
}

.assistant__restart {
  margin-top: var(--space-sm);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text);
}

/* ============================================
   ANIMATIONS & REVEALS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Background elements (kept minimal) */
.gradient-bg,
.grain {
  display: none; /* Disabled - using cleaner approach */
}

/* ============================================
   RESPONSIVE ADJUSTMENTS - MOBILE FIRST
   ============================================ */

/* Tablet and below (768px) */
@media (max-width: 768px) {
  :root {
    --space-2xl: 3rem;
    --space-3xl: 4rem;
  }

  /* Header - hide nav links on mobile */
  .header__link {
    display: none;
  }

  .header__nav {
    gap: var(--space-sm);
  }

  /* Hero adjustments */
  .hero__badge {
    font-size: 0.75rem;
    padding: 6px 12px;
    flex-wrap: wrap;
    text-align: center;
    justify-content: center;
  }

  .hero__badge-arrow {
    width: 100%;
    margin-top: 4px;
    margin-left: 0;
  }

  /* Intro section */
  .intro__text {
    font-size: 1rem;
  }

  .intro__image img {
    height: 280px;
  }

  /* Results section */
  .results__image img {
    height: 300px;
  }

  /* Testimonial */
  .testimonial__card {
    padding: var(--space-lg);
  }

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

  .testimonial__info {
    text-align: center;
  }

  /* Use case cards */
  .use-case-card__image {
    height: 160px;
  }

  .use-case-card--featured .use-case-card__image {
    min-height: 200px;
  }
}

/* Mobile (640px and below) */
@media (max-width: 640px) {
  :root {
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-2xl: 2.5rem;
    --space-3xl: 3rem;
  }

  /* Container padding */
  .container {
    padding: 0 var(--space-sm);
  }

  /* Header */
  .header {
    padding: var(--space-sm) 0;
  }

  .header__logo {
    font-size: 1.25rem;
  }

  /* Hero Section */
  .hero {
    padding: calc(70px + var(--space-xl)) 0 var(--space-xl);
    min-height: auto;
  }

  .hero__badge {
    font-size: 0.6875rem;
    gap: 6px;
    margin-bottom: var(--space-md);
  }

  .hero__badge::before {
    width: 6px;
    height: 6px;
  }

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

  .hero__subtitle {
    font-size: 1rem;
    margin-bottom: var(--space-lg);
  }

  .hero__cta {
    flex-direction: column;
    gap: var(--space-sm);
  }

  /* Buttons */
  .btn {
    width: 100%;
    padding: 14px 24px;
    font-size: 0.9375rem;
  }

  .btn--large {
    padding: 16px 28px;
    font-size: 1rem;
  }

  /* Stats */
  .stats {
    padding: var(--space-xl) 0;
  }

  .stats__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
  }

  .stat {
    padding: var(--space-md) var(--space-sm);
  }

  .stat__number {
    font-size: 2rem;
  }

  .stat__label {
    font-size: 0.8125rem;
  }

  /* Intro/Value Proposition */
  .intro {
    padding: var(--space-2xl) 0;
  }

  .intro__content {
    max-width: 100%;
  }

  .intro__eyebrow {
    font-size: 0.75rem;
  }

  .intro__text {
    font-size: 0.9375rem;
  }

  .intro__image img {
    height: 220px;
  }

  .intro__card {
    padding: var(--space-md);
  }

  /* Capabilities */
  .capabilities {
    padding: var(--space-2xl) 0;
  }

  .capabilities__header {
    margin-bottom: var(--space-lg);
  }

  .capabilities__header .lead {
    font-size: 1rem;
  }

  .capability-card {
    padding: var(--space-lg);
  }

  .capability-card__icon {
    width: 48px;
    height: 48px;
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
  }

  .capability-card__title {
    font-size: 1.125rem;
  }

  .capability-card__text {
    font-size: 0.875rem;
    margin-bottom: var(--space-md);
  }

  /* Use Cases */
  .use-cases {
    padding: var(--space-2xl) 0;
  }

  .use-cases__header {
    margin-bottom: var(--space-lg);
  }

  .use-case-card__content {
    padding: var(--space-md);
  }

  .use-case-card__title {
    font-size: 1.125rem;
  }

  .use-case-card__text {
    font-size: 0.875rem;
  }

  .use-case-card--featured .use-case-card__content {
    padding: var(--space-lg);
  }

  /* Results */
  .results {
    padding: var(--space-2xl) 0;
  }

  .results__grid {
    gap: var(--space-xl);
  }

  .results__content {
    max-width: 100%;
  }

  .results__item {
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
  }

  .results__text {
    font-size: 0.9375rem;
  }

  .results__image img {
    height: 240px;
  }

  /* Testimonial */
  .testimonial {
    padding: var(--space-2xl) 0;
  }

  .testimonial__card {
    padding: var(--space-md);
  }

  .testimonial__quote {
    font-size: 1rem;
    margin-bottom: var(--space-lg);
  }

  .testimonial__avatar {
    width: 48px;
    height: 48px;
  }

  .testimonial__name {
    font-size: 0.9375rem;
  }

  .testimonial__role {
    font-size: 0.75rem;
  }

  /* About */
  .about {
    padding: var(--space-2xl) 0;
  }

  .about__contact {
    padding: var(--space-md);
    gap: var(--space-md);
  }

  .about__office {
    font-size: 0.875rem;
  }

  /* CTA */
  .cta {
    padding: var(--space-2xl) 0;
  }

  .cta__card {
    padding: var(--space-xl) var(--space-md);
  }

  .cta__text {
    font-size: 1rem;
  }

  /* Footer */
  .footer {
    padding: var(--space-lg) 0;
  }

  .footer__inner {
    gap: var(--space-md);
  }

  .footer__links {
    gap: var(--space-md);
  }

  .footer__copy {
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    font-size: 0.75rem;
  }

  /* Use Case Pages */
  .use-case-hero {
    padding: calc(70px + var(--space-lg)) 0 var(--space-lg);
  }

  .use-case-hero h1 {
    font-size: 1.75rem;
  }

  .use-case-hero .lead {
    font-size: 1rem;
  }

  .use-case-content {
    padding: var(--space-xl) 0;
  }

  .use-case-content h2 {
    font-size: 1.375rem;
  }

  .use-case-content__image img {
    height: 200px;
  }

  /* FAQ */
  .faq {
    margin-top: var(--space-xl);
    padding-top: var(--space-xl);
  }

  .faq__question {
    font-size: 1rem;
  }

  .faq__answer {
    font-size: 0.875rem;
  }

  /* CTA Section on use case pages */
  .cta-section {
    padding: var(--space-lg);
    margin-top: var(--space-xl);
  }

  .cta-section__title {
    font-size: 1.25rem;
  }

  /* Related Cases */
  .related-cases {
    padding: var(--space-xl) 0;
  }

  .related-cases h2 {
    font-size: 1.5rem;
    margin-bottom: var(--space-lg);
  }

  .card {
    padding: var(--space-md);
  }

  .card__icon {
    font-size: 1.5rem;
  }

  .card__title {
    font-size: 1rem;
  }

  .card__text {
    font-size: 0.8125rem;
  }

  /* Prompt Excerpt Modal */
  .prompt-excerpt__content {
    padding: var(--space-lg);
    max-height: 90vh;
  }

  .prompt-excerpt__content h3 {
    font-size: 1rem;
    padding-right: var(--space-xl);
  }

  .prompt-excerpt__code {
    font-size: 0.75rem;
    padding: var(--space-sm);
  }

  .prompt-excerpt__close {
    top: var(--space-sm);
    right: var(--space-sm);
    width: 32px;
    height: 32px;
  }

  /* AI Assistant */
  .assistant {
    bottom: var(--space-sm);
    right: var(--space-sm);
  }

  .assistant__trigger {
    width: 52px;
    height: 52px;
    font-size: 0.8125rem;
  }

  .assistant__panel {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    max-height: 70vh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  }

  .assistant__panel.open {
    transform: translateY(0);
  }

  .assistant__header {
    padding: var(--space-sm) var(--space-md);
  }

  .assistant__body {
    padding: var(--space-sm) var(--space-md);
    max-height: calc(70vh - 120px);
  }

  .assistant__footer {
    padding: var(--space-sm) var(--space-md);
  }

  .assistant__option {
    padding: var(--space-md);
    font-size: 0.875rem;
    /* Ensure touch-friendly size (min 44px) */
    min-height: 44px;
  }
}

/* Very small screens (360px and below) */
@media (max-width: 360px) {
  .hero__badge {
    font-size: 0.625rem;
  }

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

  .stat {
    padding: var(--space-sm);
  }

  h1 {
    font-size: 1.75rem;
  }

  h2 {
    font-size: 1.5rem;
  }
}