/* =========================================================
   Amanda Figueroa — Website Redesign Mockup
   Brand kit: Zalando Sans, white + burgundy + amber
   ========================================================= */

:root {
  /* Brand palette */
  --bg: #FFFFFF;
  --fg: #370000;             /* deep burgundy, primary text */
  --fg-muted: #4E3733;       /* secondary text */
  --primary: #F59E0B;        /* amber, CTAs/links/accent */
  --accent: #722300;         /* deep brown-red, hover/emphasis */
  --border: #E2E8F0;
  --surface: #FAF8F5;        /* very subtle warm off-white for elevated surfaces */

  /* Type */
  --font-sans: "Zalando Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Type scale (per brand kit) */
  --text-hero: clamp(40px, 6vw, 64px);
  --text-h1: clamp(30px, 4vw, 36px);
  --text-h2: clamp(24px, 3vw, 28px);
  --text-h3: 22px;
  --text-body: 16px;
  --text-caption: 13px;

  /* Layout */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-pill: 999px;

  --container: 1200px;
  --gutter: clamp(20px, 4vw, 48px);
}

[data-theme="dark"] {
  --bg: #1B0A0A;
  --fg: #FAF1E6;
  --fg-muted: #C9B5AE;
  --primary: #F5B040;        /* slightly lifted amber for dark surfaces */
  --accent: #E89668;         /* lifted deep tone for legibility */
  --border: rgba(250, 241, 230, 0.14);
  --surface: #271010;
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: var(--text-body);
  font-weight: 400;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background 0.3s ease, color 0.3s ease;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
::selection { background: var(--primary); color: #FFFFFF; }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.section { padding: clamp(64px, 9vw, 112px) 0; }

/* ---------- Type ---------- */
.eyebrow {
  font-size: var(--text-caption);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  font-weight: 500;
}

h1, h2, h3, h4 {
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0;
}

.display-1 {
  font-size: var(--text-hero);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.015em;
  margin: 0;
}
.h1 { font-size: var(--text-h1); font-weight: 600; line-height: 1.15; }
.h2 { font-size: var(--text-h2); font-weight: 600; line-height: 1.2; }
.h3 { font-size: var(--text-h3); font-weight: 500; line-height: 1.3; }

.lede {
  font-size: 18px;
  line-height: 1.55;
  color: var(--fg-muted);
  max-width: 60ch;
  font-weight: 400;
}

.emph { color: var(--accent); }
[data-theme="dark"] .emph { color: var(--primary); }

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  gap: 32px;
}
.nav-cluster {
  display: flex;
  align-items: center;
  gap: clamp(20px, 2.5vw, 32px);
}
.nav-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-logo {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fg);
}
.nav-logo span { color: var(--primary); }

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  font-size: 14px;
  font-weight: 400;
  color: var(--fg-muted);
  padding: 4px 0;
  transition: color 0.15s ease;
}
.nav-links a:hover { color: var(--primary); }

.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--fg);
  display: grid;
  place-items: center;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.theme-toggle:hover { background: var(--surface); border-color: var(--primary); color: var(--primary); }
.theme-toggle svg { width: 16px; height: 16px; }
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }

@media (max-width: 720px) {
  .nav-links { display: none; }
  .nav-links.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 24px var(--gutter);
    gap: 16px;
  }
  .nav-toggle { display: grid !important; }
}
.nav-toggle {
  display: none;
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--fg);
  place-items: center;
}

/* ---------- Nav CTA button (simple pill) ---------- */
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: 999px;
  background: var(--primary);
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  transition: background 0.2s ease, transform 0.15s ease;
}
.nav-cta:hover { background: var(--accent); color: #FFFFFF; }
.nav-cta:active { transform: translateY(1px); }
.nav-cta svg { width: 14px; height: 14px; flex-shrink: 0; }
@media (max-width: 720px) {
  .nav-cta { padding: 8px 14px; font-size: 13px; }
}

/* ---------- Buttons / links ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  border: 1px solid transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  font-family: inherit;
}
.btn-primary {
  background: var(--primary);
  color: #FFFFFF;
}
.btn-primary:hover { background: var(--accent); color: #FFFFFF; }
.btn-ghost {
  background: transparent;
  color: var(--fg);
  border-color: var(--border);
}
.btn-ghost:hover { color: var(--primary); border-color: var(--primary); }

.link-primary {
  color: var(--primary);
  font-weight: 500;
  transition: color 0.15s ease;
}
.link-primary:hover { color: var(--accent); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: clamp(80px, 12vw, 144px) 0 clamp(64px, 9vw, 112px);
  overflow: hidden;
  isolation: isolate;
}

/* Animated mesh gradient — layer 1 (warm wash) */
.hero::before {
  content: '';
  position: absolute;
  inset: -25%;
  background:
    radial-gradient(ellipse 55% 55% at 18% 22%, rgba(245, 158, 11, 0.45), transparent 60%),
    radial-gradient(ellipse 60% 50% at 82% 28%, rgba(114, 35, 0, 0.32), transparent 55%),
    radial-gradient(ellipse 50% 50% at 60% 88%, rgba(245, 158, 11, 0.28), transparent 55%);
  filter: blur(70px) saturate(1.1);
  animation: meshDrift 24s ease-in-out infinite alternate;
  z-index: -2;
  pointer-events: none;
  opacity: 0.85;
}

/* Animated mesh gradient — layer 2 (deep accent) */
.hero::after {
  content: '';
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(ellipse 45% 45% at 75% 65%, rgba(55, 0, 0, 0.32), transparent 60%),
    radial-gradient(ellipse 50% 50% at 25% 75%, rgba(245, 158, 11, 0.22), transparent 55%);
  filter: blur(90px);
  animation: meshDriftAlt 18s ease-in-out infinite alternate;
  z-index: -1;
  pointer-events: none;
  opacity: 0.65;
}

[data-theme="dark"] .hero::before { opacity: 0.28; filter: blur(100px) saturate(1.0); }
[data-theme="dark"] .hero::after { opacity: 0.22; filter: blur(110px); }

/* Subtle dark glow behind hero text to keep it legible above the mesh */
[data-theme="dark"] .hero-headline,
[data-theme="dark"] .hero .lede {
  text-shadow: 0 1px 24px rgba(20, 7, 7, 0.55);
}

@keyframes meshDrift {
  0%   { transform: translate(0%, 0%) scale(1); }
  100% { transform: translate(8%, -6%) scale(1.15); }
}
@keyframes meshDriftAlt {
  0%   { transform: translate(0%, 0%) scale(1); }
  100% { transform: translate(-7%, 8%) scale(0.92); }
}

/* Glass "available" badge */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px 8px 14px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.8),
    0 6px 28px rgba(114, 35, 0, 0.07);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.005em;
  color: var(--fg);
  margin-bottom: 32px;
  animation: heroFadeUp 0.7s 0.1s both ease-out;
}
[data-theme="dark"] .hero-badge {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.hero-badge .badge-dot-wrap {
  position: relative;
  width: 8px;
  height: 8px;
  display: inline-block;
}
.hero-badge .badge-dot-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: #16a34a;
  z-index: 2;
}
.hero-badge .badge-dot-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: #16a34a;
  animation: pingDot 2.4s cubic-bezier(0, 0, 0.2, 1) infinite;
}
@keyframes pingDot {
  0%   { transform: scale(1);   opacity: 0.55; }
  100% { transform: scale(2.6); opacity: 0; }
}

/* Headline + lede entrances */
.hero-headline {
  margin: 0 0 28px;
  max-width: 18ch;
  animation: heroFadeUp 0.85s 0.25s both ease-out;
}
.hero .lede {
  animation: heroFadeUp 0.75s 0.45s both ease-out;
}

@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Animated gradient text on key word */
.gradient-word {
  background: linear-gradient(120deg, var(--fg) 0%, var(--accent) 28%, var(--primary) 55%, var(--fg) 100%);
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  display: inline-block;
  animation: gradientShift 9s linear infinite;
}
@keyframes gradientShift {
  to { background-position: -220% 0; }
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .hero::before, .hero::after,
  .hero-badge, .hero-headline, .hero .lede,
  .hero-badge .badge-dot-wrap::after,
  .gradient-word {
    animation: none !important;
  }
}

/* ---------- Stats strip ---------- */
.stats {
  background: var(--fg);
  color: var(--bg);
  padding: clamp(48px, 6vw, 72px) 0;
}
[data-theme="dark"] .stats { background: var(--surface); color: var(--fg); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
@media (max-width: 720px) {
  .stats-grid { grid-template-columns: 1fr; }
}
.stat .value {
  font-size: clamp(36px, 5vw, 48px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--primary);
}
.stat .label {
  margin-top: 12px;
  font-size: 14px;
  color: rgba(255,255,255,0.78);
  max-width: 30ch;
  line-height: 1.5;
}
[data-theme="dark"] .stat .label { color: var(--fg-muted); }

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: clamp(32px, 6vw, 80px);
  align-items: start;
}
@media (max-width: 880px) {
  .about-grid { grid-template-columns: 1fr; }
}
.about-image {
  background: var(--surface) url('portrait.jpg') center/cover no-repeat;
  border: 1px solid var(--border);
  aspect-ratio: 4/5;
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}
.about-copy h2 { margin-bottom: 24px; }
.about-copy p {
  margin: 0 0 16px;
  color: var(--fg-muted);
  font-size: 17px;
  line-height: 1.6;
}
.about-copy .signature {
  margin-top: 24px;
  font-size: 16px;
  font-weight: 500;
  color: var(--fg);
}

/* ---------- Services ---------- */
.services {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.services-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(32px, 6vw, 80px);
  align-items: start;
}
@media (max-width: 880px) {
  .services-grid { grid-template-columns: 1fr; }
}
.services-title {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0;
}
.services-intro {
  margin-top: 20px;
  max-width: 36ch;
  color: var(--fg-muted);
  font-size: 16px;
}
.services-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--border);
}
.service-item {
  border-bottom: 1px solid var(--border);
}
.service-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 0;
  background: transparent;
  border: 0;
  text-align: left;
  font-family: inherit;
  font-size: 20px;
  font-weight: 500;
  color: var(--fg);
  cursor: pointer;
  transition: color 0.15s ease;
}
.service-toggle:hover { color: var(--primary); }
.service-toggle .arrow {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: 1px solid var(--border);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.3s ease;
}
.service-item.open .service-toggle { color: var(--fg); }
.service-item.open .service-toggle .arrow {
  background: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
  transform: rotate(45deg);
}
.service-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.service-item.open .service-body { max-height: 400px; }
.service-body p {
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.6;
  max-width: 60ch;
  color: var(--fg-muted);
}

/* ---------- Featured Work ---------- */
.work-header {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 32px;
  margin-bottom: clamp(40px, 6vw, 64px);
}
@media (max-width: 720px) {
  .work-header { flex-direction: column; align-items: start; }
}
.work-header h2 { margin: 0; }

.work-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(32px, 5vw, 56px) clamp(24px, 4vw, 40px);
}
@media (max-width: 720px) {
  .work-grid { grid-template-columns: 1fr; }
}
.work-card {
  display: block;
  cursor: pointer;
}
.work-card-image {
  --c1: rgba(245, 158, 11, 0.18);
  --c2: rgba(114, 35, 0, 0.12);
  background:
    radial-gradient(ellipse 70% 80% at 25% 25%, var(--c1), transparent 60%),
    radial-gradient(ellipse 65% 70% at 80% 85%, var(--c2), transparent 65%),
    var(--surface);
  border: 1px solid var(--border);
  aspect-ratio: 16/9;
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  margin-bottom: 18px;
  padding: clamp(20px, 2.5vw, 28px) clamp(22px, 3vw, 32px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  transition: transform 0.3s ease, border-color 0.2s ease, box-shadow 0.3s ease;
}
[data-theme="dark"] .work-card-image {
  --c1: rgba(245, 176, 64, 0.14);
  --c2: rgba(232, 150, 104, 0.10);
}

/* Per-card subtle palette rotation */
.work-grid > a:nth-child(1) .work-card-image {
  --c1: rgba(245, 158, 11, 0.22);
  --c2: rgba(114, 35, 0, 0.10);
}
.work-grid > a:nth-child(2) .work-card-image {
  --c1: rgba(114, 35, 0, 0.16);
  --c2: rgba(245, 158, 11, 0.14);
}
.work-grid > a:nth-child(3) .work-card-image {
  --c1: rgba(245, 158, 11, 0.10);
  --c2: rgba(55, 0, 0, 0.20);
}
.work-grid > a:nth-child(4) .work-card-image {
  --c1: rgba(55, 0, 0, 0.22);
  --c2: rgba(245, 158, 11, 0.10);
}

.work-card-image .industry {
  font-size: clamp(15px, 1.5vw, 18px);
  font-weight: 600;
  letter-spacing: -0.005em;
  text-transform: none;
  color: var(--fg);
  line-height: 1.2;
}
.work-card-image .metric-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.work-card-image .metric {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 600;
  line-height: 0.95;
  letter-spacing: -0.025em;
  color: var(--fg);
  font-feature-settings: "tnum" 1;
}
.work-card-image .metric-label {
  font-size: 13px;
  color: var(--fg-muted);
  font-weight: 500;
  line-height: 1.3;
  max-width: 26ch;
}
.work-card:hover .work-card-image {
  transform: translateY(-3px);
  border-color: var(--primary);
  box-shadow: 0 12px 32px rgba(114, 35, 0, 0.06);
}
.work-card:hover .metric { color: var(--primary); transition: color 0.2s ease; }
.work-card-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--fg-muted);
  margin-bottom: 12px;
  font-weight: 500;
}
.work-card h3 {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.25;
  margin: 0 0 10px;
  color: var(--fg);
  letter-spacing: -0.01em;
}
.work-card p {
  margin: 0 0 14px;
  color: var(--fg-muted);
  max-width: 50ch;
  font-size: 15px;
}
.work-card .read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  transition: gap 0.2s ease, color 0.15s ease;
}
.work-card:hover .read-more { gap: 12px; color: var(--accent); }

/* ---------- CTA ---------- */
.cta {
  background: var(--fg);
  color: var(--bg);
}
[data-theme="dark"] .cta { background: var(--surface); color: var(--fg); }
.cta-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  align-items: end;
}
@media (max-width: 880px) {
  .cta-inner { grid-template-columns: 1fr; }
}
.cta h2 {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--bg);
}
[data-theme="dark"] .cta h2 { color: var(--fg); }
.cta-meta { font-size: 16px; color: rgba(255,255,255,0.78); }
[data-theme="dark"] .cta-meta { color: var(--fg-muted); }
.cta-meta a {
  display: inline-block;
  margin-top: 18px;
  padding: 12px 22px;
  background: var(--primary);
  color: #FFFFFF;
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: 14px;
  transition: background 0.15s ease, color 0.15s ease;
}
.cta-meta a:hover { background: var(--bg); color: var(--fg); }
[data-theme="dark"] .cta-meta a:hover { background: var(--primary); color: var(--bg); }

/* ---------- Footer ---------- */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 56px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 48px;
}
@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
.footer-brand .logo {
  font-size: 18px;
  font-weight: 600;
  color: var(--fg);
}
.footer-brand .logo span { color: var(--primary); }
.footer-brand p { color: var(--fg-muted); margin-top: 10px; max-width: 32ch; font-size: 14px; line-height: 1.55; }
.footer-col h4 {
  font-size: var(--text-caption);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin: 0 0 14px;
  font-weight: 500;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { font-size: 14px; color: var(--fg); transition: color 0.15s ease; }
.footer-col a:hover { color: var(--primary); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--fg-muted);
}

/* ---------- Case Study Pages ---------- */
.cs-hero { padding: clamp(64px, 9vw, 112px) 0 clamp(40px, 5vw, 64px); }
.cs-hero .eyebrow { margin-bottom: 22px; }
.cs-hero h1 { margin: 0 0 24px; max-width: 18ch; }
.cs-hero .lede { font-size: 18px; max-width: 56ch; }

.cs-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
@media (max-width: 720px) {
  .cs-meta { grid-template-columns: repeat(2, 1fr); }
}
.cs-meta .label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 6px;
  font-weight: 500;
}
.cs-meta .value {
  font-size: 15px;
  font-weight: 500;
  color: var(--fg);
  line-height: 1.4;
}

.cs-cover {
  width: 100%;
  aspect-ratio: 21/9;
  background: var(--fg);
  border-radius: var(--radius-lg);
  margin-bottom: clamp(48px, 7vw, 80px);
  padding: clamp(32px, 5vw, 64px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}
[data-theme="dark"] .cs-cover { background: var(--surface); }

.cs-cover-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
}
.cs-cover-top .industry-tag,
.cs-cover-top .role-tag {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.62);
  font-weight: 500;
}
[data-theme="dark"] .cs-cover-top .industry-tag,
[data-theme="dark"] .cs-cover-top .role-tag { color: var(--fg-muted); }

.cs-cover-metric {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.cs-cover .metric-large {
  font-size: clamp(64px, 9vw, 120px);
  font-weight: 600;
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--primary);
  font-feature-settings: "tnum" 1;
}
.cs-cover .metric-label-large {
  font-size: clamp(14px, 1.4vw, 18px);
  letter-spacing: 0;
  text-transform: none;
  color: rgba(255,255,255,0.85);
  max-width: 36ch;
  font-weight: 400;
  line-height: 1.4;
}
[data-theme="dark"] .cs-cover .metric-label-large { color: var(--fg-muted); }

.cs-section {
  padding: clamp(48px, 7vw, 96px) 0;
  border-top: 1px solid var(--border);
}
.cs-section-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(32px, 6vw, 80px);
  align-items: start;
}
@media (max-width: 720px) {
  .cs-section-grid { grid-template-columns: 1fr; }
}
.cs-section-grid .label {
  font-size: var(--text-caption);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  font-weight: 500;
}
.cs-section-grid h2 {
  font-size: clamp(26px, 3.5vw, 36px);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 0 0 20px;
  color: var(--fg);
}
.cs-section-grid p {
  margin: 0 0 16px;
  font-size: 17px;
  line-height: 1.6;
  color: var(--fg-muted);
}

.cs-results { background: var(--fg); color: var(--bg); border-top: 0; }
[data-theme="dark"] .cs-results { background: var(--surface); color: var(--fg); }
.cs-results .label { color: rgba(255,255,255,0.62) !important; }
[data-theme="dark"] .cs-results .label { color: var(--fg-muted) !important; }
.cs-results h2 { color: var(--bg); }
[data-theme="dark"] .cs-results h2 { color: var(--fg); }
.cs-results-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}
@media (max-width: 720px) {
  .cs-results-grid { grid-template-columns: 1fr; }
}
.cs-result {
  border-top: 1px solid rgba(255,255,255,0.18);
  padding-top: 18px;
}
[data-theme="dark"] .cs-result { border-top-color: var(--border); }
.cs-result .number {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--primary);
}
.cs-result .desc {
  margin-top: 10px;
  font-size: 14px;
  color: rgba(255,255,255,0.82);
  max-width: 28ch;
  line-height: 1.5;
}
[data-theme="dark"] .cs-result .desc { color: var(--fg-muted); }

.cs-quote {
  padding: clamp(64px, 9vw, 112px) 0;
  border-top: 1px solid var(--border);
}
.cs-quote blockquote {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 0;
  max-width: 26ch;
  color: var(--fg);
}
.cs-quote .attribution {
  margin-top: 24px;
  font-size: 14px;
  color: var(--fg-muted);
}

.cs-next {
  border-top: 1px solid var(--border);
  padding: clamp(48px, 6vw, 80px) 0;
}
.cs-next a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
}
.cs-next .label {
  font-size: var(--text-caption);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 10px;
  font-weight: 500;
}
.cs-next h3 {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 600;
  line-height: 1.1;
  margin: 0;
  color: var(--fg);
  letter-spacing: -0.015em;
  transition: transform 0.25s ease, color 0.15s ease;
}
.cs-next a:hover h3 { color: var(--primary); transform: translateX(8px); }
.cs-next .arrow-large {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  background: var(--fg);
  color: var(--bg);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  transition: background 0.15s ease;
}
.cs-next a:hover .arrow-large { background: var(--primary); color: #FFFFFF; }

/* ---------- Work index page ---------- */
.work-index-hero {
  padding: clamp(64px, 9vw, 112px) 0 clamp(40px, 5vw, 64px);
}
.work-index-hero h1 { max-width: 16ch; margin: 0 0 24px; }
.work-index-hero .lede { font-size: 18px; max-width: 56ch; }

.work-filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding: 20px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: clamp(40px, 6vw, 64px);
}
.filter-chip {
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  font-size: 13px;
  background: transparent;
  color: var(--fg-muted);
  font-family: inherit;
  transition: all 0.15s ease;
}
.filter-chip:hover { border-color: var(--primary); color: var(--primary); }
.filter-chip.active { background: var(--fg); color: var(--bg); border-color: var(--fg); }

/* ---------- Marquee ---------- */
.marquee {
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
  white-space: nowrap;
  background: var(--surface);
}
.marquee-track {
  display: inline-flex;
  gap: 56px;
  animation: scroll 40s linear infinite;
  font-size: 22px;
  font-weight: 500;
  color: var(--fg);
  letter-spacing: -0.005em;
}
.marquee-track span { display: inline-flex; align-items: center; gap: 56px; }
.marquee-track .star { color: var(--primary); font-size: 0.8em; }
@keyframes scroll {
  to { transform: translateX(-50%); }
}

/* ---------- Utilities ---------- */
.divider { border-top: 1px solid var(--border); margin: 0; }

/* ---------- Cursor proximity letter effect ---------- */
.text-prox { display: inline; }
.prox-word {
  display: inline-block;
  white-space: nowrap;
}
.prox-letter {
  display: inline-block;
  will-change: transform, color, font-weight;
  transform-origin: center bottom;
}
@media (prefers-reduced-motion: reduce) {
  .prox-letter { transform: none !important; color: inherit !important; font-weight: inherit !important; }
}