/* ——— Tokens ——— */
:root {
  --bg: #f4f2ec;
  --bg-elevated: #fcfaf6;
  --text: #1a1c18;
  --text-muted: #52564e;
  --accent: #3f5c47;
  --accent-soft: rgba(63, 92, 71, 0.12);
  --border: rgba(26, 24, 20, 0.1);
  --font-serif: "Instrument Serif", Georgia, serif;
  --font-sans: "DM Sans", system-ui, sans-serif;
  --max-width: 68rem;
  --header-height: 4.5rem;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  --radius: 0.75rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141210;
    --bg-elevated: #1e1b17;
    --text: #f2ede6;
    --text-muted: #a39a8f;
    --accent: #7ba88a;
    --accent-soft: rgba(123, 168, 138, 0.15);
    --border: rgba(242, 237, 230, 0.1);
  }
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(
    ellipse 80% 50% at 50% -20%,
    var(--accent-soft),
    transparent 70%
  );
  z-index: -1;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

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

h1,
h2,
h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.5rem, 5.5vw, 4rem);
  max-width: 16ch;
}

h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
}

h3 {
  font-size: 1.5rem;
}

p {
  margin: 0 0 var(--space-sm);
}

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

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-sm);
  padding: 0.5rem 1rem;
  background: var(--text);
  color: var(--bg);
  border-radius: var(--radius);
  z-index: 100;
}

.skip-link:focus {
  top: var(--space-sm);
}

/* ——— Layout ——— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  text-decoration: none;
}

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

.site-nav {
  display: flex;
  gap: var(--space-md);
}

.site-nav a {
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s var(--ease);
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 1.25rem;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
  transition: transform 0.25s var(--ease), opacity 0.2s;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}

.section {
  padding: var(--space-xl) 0;
}

.section-header {
  margin-bottom: var(--space-lg);
  max-width: 32rem;
}

.section-header p {
  color: var(--text-muted);
  margin-bottom: 0;
}

/* ——— Hero ——— */
.hero {
  padding: clamp(3rem, 10vh, 6rem) 0 var(--space-xl);
}

.eyebrow {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.hero h1 em {
  font-style: italic;
  color: var(--accent);
}

.lead {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 46ch;
  margin-top: var(--space-md);
}

/* ——— Metrics ——— */
.metrics {
  padding-bottom: var(--space-lg);
}

.metrics-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 720px) {
  .metrics-list {
    grid-template-columns: repeat(3, 1fr);
  }
}

.metrics-list li {
  padding: var(--space-md);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
}

.metric-value {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  line-height: 1.2;
  margin-bottom: 0.375rem;
}

.metric-label {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: 999px;
  transition: transform 0.2s var(--ease), background 0.2s, color 0.2s;
}

.btn:hover {
  transform: translateY(-1px);
}

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

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

.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ——— Projects ——— */
.project-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .project-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .project-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .project-card--featured {
    grid-column: 1 / -1;
  }
}

.project-card--featured {
  border-radius: calc(var(--radius) * 1.25);
}

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

@media (min-width: 900px) {
  .case-study:has(.case-study-media) {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: var(--space-lg);
    align-items: start;
  }
}

.case-study-intro p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

.case-study-subhead {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: var(--space-md) 0 var(--space-sm);
}

.case-study-links {
  list-style: none;
  margin: var(--space-md) 0 0;
  padding: 0;
}

.case-study-links a {
  font-weight: 500;
  text-decoration: none;
}

.case-study-links a:hover {
  color: var(--accent);
}

.case-study-links--campaigns a {
  display: block;
  padding: 0.75rem 1rem;
  margin-bottom: 0.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg);
  transition: border-color 0.2s var(--ease);
}

.case-study-links--campaigns a:hover {
  border-color: color-mix(in srgb, var(--accent) 50%, var(--border));
}

.case-study-note {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: var(--space-md) 0 0;
  font-style: italic;
}

.video-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-sm);
}

@media (min-width: 520px) {
  .video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.video-card {
  display: block;
  text-decoration: none;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.video-card:hover {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
  transform: translateY(-2px);
  color: inherit;
}

.video-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.video-card-title {
  display: block;
  padding: 0.625rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.35;
  color: var(--text);
}

.video-card:hover .video-card-title {
  color: var(--accent);
}

.video-grid--single {
  max-width: 20rem;
}

.social-card-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  aspect-ratio: 16 / 9;
  padding: var(--space-md);
  background: linear-gradient(
    145deg,
    #f09433 0%,
    #e6683c 25%,
    #dc2743 50%,
    #cc2366 75%,
    #bc1888 100%
  );
  color: #fff;
}

.social-card-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.9;
}

.social-card-handle {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
}

.project-card {
  border-radius: var(--radius);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.project-card:hover {
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
  box-shadow: 0 12px 40px -16px rgba(0, 0, 0, 0.15);
}

.project-link {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: var(--space-md);
  text-decoration: none;
}

.project-link:hover {
  color: inherit;
}

.project-meta {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: var(--space-xs);
}

.project-link h3 {
  margin: 0 0 var(--space-xs);
}

.project-link p {
  flex: 1;
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.project-tags span {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.25rem 0.625rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
}

.project-cta {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  margin-top: auto;
}

.project-link[aria-disabled="true"] {
  cursor: default;
}

.project-link[aria-disabled="true"]:hover {
  color: inherit;
  transform: none;
}

.project-link[aria-disabled="true"] .project-cta {
  opacity: 0.6;
}

.project-card.is-linked .project-link[aria-disabled="true"] {
  cursor: pointer;
}

.project-card.is-linked .project-link {
  cursor: pointer;
}

.project-card.is-linked .project-link[aria-disabled="true"]:hover {
  color: var(--accent);
}

.project-card.is-linked .project-link[aria-disabled="true"] .project-cta {
  opacity: 1;
}

/* ——— Experience timeline ——— */
.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 2px solid var(--border);
}

.timeline > li {
  position: relative;
  padding: 0 0 var(--space-lg) var(--space-md);
  margin-left: 0.25rem;
}

.timeline > li::before {
  content: "";
  position: absolute;
  left: calc(-0.25rem - 5px);
  top: 0.35rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.timeline > li:last-child {
  padding-bottom: 0;
}

.timeline-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  margin-bottom: 0.375rem;
  font-size: 0.875rem;
}

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

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

.timeline h3 {
  font-family: var(--font-sans);
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0 0 0.25rem;
  letter-spacing: 0;
}

.timeline-note {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

.timeline ul {
  margin: 0;
  padding-left: 1.125rem;
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.timeline ul li {
  margin-bottom: 0.375rem;
}

/* ——— Capabilities ——— */
.capability-grid {
  list-style: none;
  margin: 0 0 var(--space-lg);
  padding: 0;
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .capability-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .capability-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.capability-grid li {
  padding: var(--space-md);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
}

.capability-grid h3 {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  letter-spacing: 0;
}

.capability-grid p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--text-muted);
}

.skills.tools {
  margin-top: 0;
}

.contact-location {
  margin: 0 0 var(--space-sm);
  font-size: 0.9375rem;
  color: var(--text-muted);
}

/* ——— About ——— */
.about-grid {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 720px) {
  .about-grid {
    grid-template-columns: minmax(0, 12rem) 1fr;
    gap: var(--space-xl);
  }
}

.about-content p {
  color: var(--text-muted);
  max-width: 52ch;
}

.skills {
  list-style: none;
  margin: var(--space-lg) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.skills li {
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
}

/* ——— Contact ——— */
.contact {
  padding-bottom: var(--space-xl);
}

.contact-inner {
  display: grid;
  gap: var(--space-lg);
  align-items: center;
  padding: var(--space-lg);
  border-radius: calc(var(--radius) * 1.5);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  overflow: hidden;
}

@media (min-width: 720px) {
  .contact-inner {
    grid-template-columns: 1fr minmax(12rem, 16rem);
  }
}

.contact-content p {
  color: var(--text-muted);
  max-width: 42ch;
}

.contact-photo {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 3 / 4;
  max-height: 22rem;
  justify-self: center;
  width: 100%;
}

@media (min-width: 720px) {
  .contact-photo {
    max-height: none;
    height: 100%;
    min-height: 18rem;
    justify-self: end;
  }
}

.contact-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.contact-email {
  display: inline-block;
  margin: var(--space-md) 0;
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  text-decoration: none;
  transition: color 0.2s;
}

.contact-email:hover {
  color: var(--accent);
}

.social-links {
  list-style: none;
  margin: var(--space-md) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.social-links a {
  font-weight: 500;
  text-decoration: none;
}

/* ——— Footer ——— */
.site-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-lg) clamp(1.25rem, 4vw, 2.5rem) var(--space-xl);
  border-top: 1px solid var(--border);
}

.site-footer p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ——— Reveal animation ——— */
.reveal {
  opacity: 0;
  transform: translateY(1.25rem);
  transition:
    opacity 0.7s var(--ease),
    transform 0.7s var(--ease);
}

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

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

  .btn:hover,
  .project-card:hover {
    transform: none;
  }
}

/* ——— Mobile nav ——— */
@media (max-width: 640px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    inset: var(--header-height) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-sm);
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition:
      transform 0.3s var(--ease),
      opacity 0.3s,
      visibility 0.3s;
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .site-nav a {
    padding: var(--space-sm);
    border-radius: var(--radius);
  }

  .site-nav a:hover {
    background: var(--accent-soft);
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-bar:first-child {
    transform: translateY(4px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-bar:last-child {
    transform: translateY(-4px) rotate(-45deg);
  }
}