/* ============================================================
   COMPONENTS — Blake Burnett Portfolio
   ============================================================ */

/* ── Nav ────────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: background var(--transition-normal), backdrop-filter var(--transition-normal), border-color var(--transition-normal);
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--border-subtle);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  transition: color var(--transition-fast);
}

.nav-logo:hover { color: var(--accent-violet-light); }

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

.nav-links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-violet);
  border-radius: 2px;
  transition: width var(--transition-normal);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links a:focus-visible {
  outline: 2px solid var(--accent-violet-light);
  outline-offset: 4px;
  border-radius: 2px;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 110;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

.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);
}

.nav-mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 15, 0.97);
  backdrop-filter: blur(20px);
  z-index: 105;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
}

.nav-mobile.open {
  display: flex;
}

.nav-mobile a {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.nav-mobile a:hover { color: var(--accent-violet-light); }

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
}

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

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(139, 92, 246, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 80% at 20% 80%, rgba(34, 211, 238, 0.04) 0%, transparent 50%);
  pointer-events: none;
}

/* Grain texture */
.hero-bg::after {
  content: '';
  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='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  opacity: 0.4;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 5;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-violet-light);
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--accent-violet);
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(3.75rem, 8vw, 5.5rem);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: var(--space-md);
}

.hero-tagline {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.hero-tagline .highlight {
  background: linear-gradient(135deg, var(--accent-violet-light), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: var(--space-xl);
  line-height: 1.75;
}

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

.hero-scroll {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-tertiary);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  animation: scrollBounce 2.5s ease-in-out infinite;
}

.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent-violet), transparent);
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.7; }
  50%       { transform: translateX(-50%) translateY(8px); opacity: 1; }
}

/* ── Proof Bar ──────────────────────────────────────────────── */
.proof-bar {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding-block: var(--space-xl);
}

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

.proof-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  position: relative;
}

.proof-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 10%;
  height: 80%;
  width: 1px;
  background: var(--border-subtle);
}

.proof-number {
  font-family: var(--font-mono);
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  font-weight: 700;
  color: var(--accent-cyan);
  letter-spacing: -0.04em;
  line-height: 1;
}

.proof-label {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  font-weight: 500;
  text-align: center;
  max-width: 140px;
}

@media (max-width: 768px) {
  .proof-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl) var(--space-md);
  }
  .proof-item:nth-child(2)::after,
  .proof-item:nth-child(4)::after {
    display: none;
  }
  .proof-item:nth-child(1)::after,
  .proof-item:nth-child(3)::after {
    display: block;
  }
}

/* ── What I Do Cards ────────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.service-card {
  padding: var(--space-xl) var(--space-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
}

.service-card:hover {
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: 0 0 0 1px rgba(139, 92, 246, 0.1), inset 0 1px 0 rgba(139, 92, 246, 0.08), 0 12px 48px rgba(0, 0, 0, 0.45);
  transform: translateY(-4px);
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--accent-violet-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.375rem;
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.01em;
}

.service-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr; }
}

@media (min-width: 901px) and (max-width: 1100px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── Case Study Cards ───────────────────────────────────────── */
.case-studies-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.cs-card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--space-xl);
  padding: var(--space-xl);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
  text-decoration: none;
  color: inherit;
}

.cs-card:hover {
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: 0 0 0 1px rgba(139, 92, 246, 0.1), 0 12px 48px rgba(0, 0, 0, 0.45);
  transform: translateY(-3px);
}

.cs-card:focus-visible {
  outline: 2px solid var(--accent-violet-light);
  outline-offset: 3px;
}

.cs-card-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.cs-card-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.cs-card-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.cs-card-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  max-width: 560px;
}

.cs-card-metric {
  text-align: right;
  flex-shrink: 0;
}

.cs-metric-value {
  font-family: var(--font-mono);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--accent-cyan);
  letter-spacing: -0.04em;
  line-height: 1;
  display: block;
}

.cs-metric-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cs-card-footer {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--space-xs);
}

.cs-coming-soon {
  opacity: 0.55;
  cursor: default;
}

.cs-coming-soon:hover {
  transform: none;
  box-shadow: none;
  border-color: var(--border-subtle);
}

@media (max-width: 768px) {
  .cs-card {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  .cs-card-metric {
    text-align: left;
  }
}

/* ── Testimonials ───────────────────────────────────────────── */
.testimonials-section {
  position: relative;
}

.testimonial-slider {
  position: relative;
  overflow: hidden;
}

.testimonial-track {
  display: flex;
  transition: transform 0.6s ease;
}

.testimonial-card {
  min-width: 100%;
  padding: var(--space-xl) var(--space-2xl);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-top: 2px solid var(--accent-violet);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 48px rgba(0, 0, 0, 0.35);
  box-sizing: border-box;
}

.testimonial-quote {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  color: var(--text-primary);
  line-height: 1.8;
  font-style: italic;
  margin-bottom: var(--space-lg);
  position: relative;
}

.testimonial-quote::before {
  content: '\201C';
  font-family: var(--font-display);
  font-size: 5rem;
  color: var(--accent-violet);
  line-height: 0;
  position: absolute;
  top: 1.5rem;
  left: -1rem;
  opacity: 0.3;
}

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

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--accent-violet-light);
  flex-shrink: 0;
}

.testimonial-name {
  font-weight: 700;
  color: var(--text-primary);
  font-size: 0.9375rem;
}

.testimonial-role {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}

.testimonial-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.testimonial-dots {
  display: flex;
  gap: 8px;
}

.testimonial-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border-default);
  border: none;
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
  padding: 0;
}

.testimonial-dot.active {
  background: var(--accent-violet);
  transform: scale(1.3);
}

.testimonial-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  font-size: 1.25rem;
}

.testimonial-btn:hover {
  border-color: var(--accent-violet-light);
  color: var(--accent-violet-light);
  background: var(--accent-violet-dim);
}

.testimonial-btn:focus-visible {
  outline: 2px solid var(--accent-violet-light);
  outline-offset: 3px;
}

@media (max-width: 768px) {
  .testimonial-card {
    padding: var(--space-lg) var(--space-md);
  }
  .testimonial-quote::before {
    display: none;
  }
}

/* ── Logo Marquee ───────────────────────────────────────────── */
.marquee-section {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding-block: var(--space-2xl);
  overflow: hidden;
}

.marquee-label {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: var(--space-xl);
}

.marquee-track-wrapper {
  position: relative;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent 0%, black 10%, black 90%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 10%, black 90%, transparent 100%);
}

.marquee-track {
  display: flex;
  gap: var(--space-xl);
  width: max-content;
  animation: marqueeScroll 30s linear infinite;
}

.marquee-track:hover {
  animation-play-state: paused;
}

@keyframes marqueeScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.logo-item {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 160px;
  height: 56px;
  padding: 0 var(--space-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-tertiary);
  letter-spacing: 0.02em;
  transition: color var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
  flex-shrink: 0;
}

.logo-item:hover {
  color: var(--text-secondary);
  border-color: var(--border-default);
}

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
}

.footer-cta-section {
  padding-block: var(--space-3xl);
  text-align: center;
  border-bottom: 1px solid var(--border-subtle);
}

.footer-cta-section h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.footer-cta-section h2 .violet {
  color: var(--accent-violet-light);
}

.footer-cta-section p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin-inline: auto;
  margin-bottom: var(--space-xl);
}

.footer-cta-btns {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-lg);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-copy {
  font-size: 0.875rem;
  color: var(--text-tertiary);
}

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

.footer-social a {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.footer-social a:hover { color: var(--accent-violet-light); }

.footer-social a:focus-visible {
  outline: 2px solid var(--accent-violet-light);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ── Contact Form ───────────────────────────────────────────── */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  max-width: 600px;
  margin-inline: auto;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.01em;
}

.form-group input,
.form-group textarea {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  padding: 0.875rem var(--space-md);
  color: var(--text-primary);
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

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

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-violet);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}

.form-group textarea {
  min-height: 160px;
  resize: vertical;
}

/* ── Blog Cards ─────────────────────────────────────────────── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.blog-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-lg) var(--space-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
}

.blog-card:hover {
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: 0 0 0 1px rgba(139, 92, 246, 0.1), 0 8px 40px rgba(0,0,0,0.4);
  transform: translateY(-3px);
}

.blog-card:focus-visible {
  outline: 2px solid var(--accent-violet-light);
  outline-offset: 3px;
}

.blog-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}

.blog-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  line-height: 1.45;
  letter-spacing: -0.01em;
}

.blog-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
  margin-bottom: var(--space-md);
}

.blog-card .link-arrow {
  margin-top: auto;
}

@media (max-width: 900px) {
  .blog-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .blog-grid { grid-template-columns: 1fr; }
}

/* ── Case Study Detail Page ─────────────────────────────────── */
.cs-hero {
  padding-top: calc(var(--nav-height) + var(--space-3xl));
  padding-bottom: var(--space-3xl);
  background:
    radial-gradient(ellipse 70% 50% at 70% 30%, rgba(139, 92, 246, 0.07) 0%, transparent 60%);
}

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

.cs-hero-title {
  font-size: clamp(2rem, 4vw, 3.5rem);
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.03em;
}

.cs-hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
}

.cs-headline-metric {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  padding: var(--space-lg) var(--space-xl);
  background: var(--bg-card);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: var(--radius-md);
  box-shadow: 0 0 32px rgba(34, 211, 238, 0.06);
}

.cs-headline-metric .metric-number {
  font-size: clamp(3rem, 6vw, 5rem);
}

.cs-headline-metric .metric-label {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: var(--space-xs);
}

.cs-content {
  max-width: 780px;
  margin-inline: auto;
}

.cs-section {
  margin-bottom: var(--space-2xl);
}

.cs-section-title {
  font-size: 1.5rem;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border-subtle);
}

.cs-section p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.cs-section ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.cs-section ul li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.cs-section ul li::before {
  content: '→';
  color: var(--accent-violet);
  font-family: var(--font-mono);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

.cs-results-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.cs-result-item {
  padding: var(--space-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--accent-cyan);
}

.cs-result-value {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-cyan);
  letter-spacing: -0.04em;
  line-height: 1;
  display: block;
  margin-bottom: 6px;
}

.cs-result-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

@media (max-width: 600px) {
  .cs-results-grid { grid-template-columns: 1fr; }
}

.cs-strategy-subsection {
  margin-bottom: var(--space-lg);
}

.cs-strategy-subsection h4 {
  font-size: 1rem;
  color: var(--accent-violet-light);
  margin-bottom: var(--space-sm);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.cs-nav {
  display: flex;
  gap: var(--space-md);
  justify-content: space-between;
  margin-top: var(--space-3xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border-subtle);
}

/* ── About Page ─────────────────────────────────────────────── */
.about-hero {
  padding-top: calc(var(--nav-height) + var(--space-3xl));
  padding-bottom: var(--space-2xl);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-3xl);
  align-items: start;
}

.about-photo {
  position: sticky;
  top: calc(var(--nav-height) + var(--space-xl));
}

.photo-placeholder {
  aspect-ratio: 3/4;
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  color: var(--text-tertiary);
  font-size: 0.875rem;
  text-align: center;
  padding: var(--space-lg);
  background: linear-gradient(135deg, var(--bg-elevated) 0%, var(--bg-card) 100%);
}

.photo-placeholder-icon {
  font-size: 3rem;
  opacity: 0.4;
}

.about-content h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.about-content .tagline {
  font-size: 1.25rem;
  color: var(--accent-violet-light);
  font-weight: 600;
  margin-bottom: var(--space-xl);
  font-family: var(--font-display);
}

.about-content p {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: var(--space-md);
}

.career-timeline {
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border-subtle);
}

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

.timeline-items {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

.timeline-items::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--border-default);
}

.timeline-item {
  display: flex;
  gap: var(--space-md);
  padding-bottom: var(--space-lg);
  position: relative;
}

.timeline-dot {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--accent-violet);
  flex-shrink: 0;
  margin-top: 5px;
  box-shadow: 0 0 8px rgba(139, 92, 246, 0.5);
}

.timeline-item.dim .timeline-dot {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  box-shadow: none;
}

.timeline-role {
  font-weight: 700;
  color: var(--text-primary);
  font-size: 0.9375rem;
}

.timeline-company {
  font-size: 0.875rem;
  color: var(--text-tertiary);
}

.about-links {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-xl);
  flex-wrap: wrap;
}

@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
  .about-photo {
    position: static;
    max-width: 300px;
  }
}

/* ── Insights/Blog Post Page ────────────────────────────────── */
.post-hero {
  padding-top: calc(var(--nav-height) + var(--space-3xl));
  padding-bottom: var(--space-2xl);
  max-width: var(--content-width);
  margin-inline: auto;
}

.post-content {
  max-width: var(--content-width);
  margin-inline: auto;
  padding-bottom: var(--space-3xl);
}

.post-content p {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: var(--space-md);
}

.post-content h2 {
  font-size: 1.75rem;
  color: var(--text-primary);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.post-content h3 {
  font-size: 1.25rem;
  color: var(--text-primary);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

/* ── Page Header (inner pages) ──────────────────────────────── */
.page-header {
  padding-top: calc(var(--nav-height) + var(--space-3xl));
  padding-bottom: var(--space-2xl);
  background: radial-gradient(ellipse 60% 40% at 50% 100%, rgba(139, 92, 246, 0.06) 0%, transparent 70%);
}

.page-header h1 {
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.page-header p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 560px;
}

/* ── Back link ──────────────────────────────────────────────── */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  letter-spacing: 0.05em;
  margin-bottom: var(--space-lg);
  transition: color var(--transition-fast);
}

.back-link:hover { color: var(--accent-violet-light); }

/* ── Tech Stack Section ─────────────────────────────────────── */
.stack-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.stack-category {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: border-color var(--transition-normal);
}

.stack-category:hover {
  border-color: rgba(139, 92, 246, 0.3);
}

.stack-category-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: var(--space-md);
}

.stack-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

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

/* ── AI Use Cases Section ───────────────────────────────────── */
.ai-use-cases {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.ai-card {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.ai-card:hover {
  border-color: rgba(139, 92, 246, 0.35);
  box-shadow: 0 0 0 1px rgba(139, 92, 246, 0.1), 0 8px 32px rgba(0,0,0,0.3);
}

.ai-card-icon {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-violet-dim);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: var(--radius-sm);
  color: var(--accent-violet-light);
}

.ai-card-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.ai-card-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

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