/* areben.com — design layer.
   The design lives entirely in this file and templates/.
   Content lives in content/ and never contains HTML or class names. */

/* ---------- tokens ---------- */

:root {
  --ink: #111111;
  --paper: #ffffff;
  --gray-1: #f4f4f4;
  --gray-2: #d9d9d9;
  --gray-3: #6b6b6b;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2.5rem;
  --space-6: 4rem;
  --space-7: 6rem;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --measure: 45rem;
}

/* ---------- base ---------- */

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
}

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

a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
}

a:hover {
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

h1,
h2,
h3 {
  margin: 0 0 var(--space-3);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

p {
  margin: 0 0 var(--space-3);
}

main {
  padding-bottom: var(--space-7);
}

.container {
  max-width: 1100px;
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.narrow {
  max-width: calc(var(--measure) + 2 * var(--space-4));
}

.skip-link {
  position: absolute;
  top: 0;
  left: -9999px;
  z-index: 10;
  padding: var(--space-2) var(--space-3);
  background: var(--ink);
  color: var(--paper);
}

.skip-link:focus {
  left: 0;
}

/* ---------- shared page furniture ---------- */

.page-heading {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  padding-top: var(--space-6);
  margin-bottom: var(--space-4);
}

.page-intro {
  max-width: 60ch;
  color: var(--gray-3);
  margin-bottom: var(--space-5);
}

.section-heading,
.cv-section h2,
.work-section h2 {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gray-3);
  margin-bottom: var(--space-4);
}

/* ---------- header / nav ---------- */

.site-header {
  border-bottom: 1px solid var(--gray-2);
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3) var(--space-4);
  padding-block: var(--space-4);
}

.site-name {
  font-size: 1.125rem;
  font-weight: 700;
  text-decoration: none;
}

.site-nav ul {
  display: flex;
  gap: var(--space-4);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  color: var(--gray-3);
  text-decoration: none;
}

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

.site-nav a[aria-current="page"] {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.nav-toggle {
  display: none;
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--gray-2);
  background: none;
  font: inherit;
  cursor: pointer;
}

@media (max-width: 639.98px) {
  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    display: none;
    width: 100%;
  }

  body.nav-open .site-nav {
    display: block;
  }

  .site-nav ul {
    flex-direction: column;
    gap: var(--space-2);
    padding-block: var(--space-2) var(--space-3);
  }
}

/* ---------- home ---------- */

.hero {
  padding-block: var(--space-6) var(--space-5);
}

.hero-heading {
  font-size: clamp(2rem, 5vw, 3.4rem);
  max-width: 24ch;
}

.hero-subheading {
  font-size: 1.125rem;
  color: var(--gray-3);
  max-width: 55ch;
  margin: 0;
}

.hero-video {
  margin-block: var(--space-6);
}

.intro p {
  max-width: 65ch;
}

.featured {
  padding-top: var(--space-6);
}

.cta {
  margin-top: var(--space-5);
}

/* ---------- portfolio tabs ---------- */

.tab-input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.tabs {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
  border-bottom: 1px solid var(--gray-2);
}

.tab {
  padding: var(--space-2) 0;
  margin-bottom: -1px;
  border-bottom: 2px solid transparent;
  color: var(--gray-3);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
}

.tab:hover {
  color: var(--ink);
}

.tab-panel {
  display: none;
}

#ptab-all:checked ~ .tabs label[for="ptab-all"],
#ptab-sort:checked ~ .tabs label[for="ptab-sort"] {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

#ptab-all:checked ~ .panel-all,
#ptab-sort:checked ~ .panel-sort {
  display: block;
}

#ptab-all:focus-visible ~ .tabs label[for="ptab-all"],
#ptab-sort:focus-visible ~ .tabs label[for="ptab-sort"] {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

/* ---------- portfolio grid ---------- */

.work-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-5) var(--space-4);
}

.work-card {
  display: block;
  text-decoration: none;
}

.work-card-image {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--gray-1);
}

.work-card:hover .work-card-image {
  opacity: 0.9;
}

.work-card:hover .work-card-title {
  text-decoration: underline;
}

.work-card-meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.work-card-title {
  font-weight: 600;
}

.work-card-year {
  font-size: 0.875rem;
  color: var(--gray-3);
}

/* ---------- tag index ---------- */

.tag-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.tag-item {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  padding-block: var(--space-4);
  border-top: 1px solid var(--gray-2);
}

.tag-link {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.tag-link:hover {
  text-decoration: underline;
}

.tag-count {
  font-size: 1rem;
  color: var(--gray-3);
  font-variant-numeric: tabular-nums;
}

/* ---------- work detail ---------- */

.work-header {
  max-width: var(--measure);
}

.work-meta {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: var(--space-1) var(--space-4);
  margin: var(--space-4) 0 0;
  padding-top: var(--space-3);
  border-top: 1px solid var(--gray-2);
}

.work-meta-row {
  display: contents;
}

.work-meta dt {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-3);
}

.work-meta dd {
  margin: 0;
}

.work-body {
  max-width: var(--measure);
  margin-top: var(--space-5);
}

.subworks {
  max-width: var(--measure);
  margin-block: var(--space-6) var(--space-5);
}

.subwork {
  margin-top: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--gray-2);
}

.subwork:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.subwork-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.subwork-title {
  margin: 0;
  font-size: 1.25rem;
}

.subwork-year {
  color: var(--gray-3);
  font-variant-numeric: tabular-nums;
}

.work-images {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-block: var(--space-5);
}

.work-images figure {
  margin: 0;
  max-width: 100%;
}

.work-image-link {
  display: block;
}

.work-image-link img {
  width: auto;
  max-height: 260px;
  background: var(--gray-1);
  cursor: zoom-in;
}

.work-images figcaption {
  margin-top: var(--space-2);
  font-size: 0.875rem;
  color: var(--gray-3);
}

.work-section {
  max-width: var(--measure);
  margin-block: var(--space-5);
}

.work-links {
  margin: 0;
  padding-left: 1.25rem;
}

.video-embed {
  aspect-ratio: 16 / 9;
  background: var(--gray-1);
}

.video-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.work-credits {
  max-width: var(--measure);
  font-size: 0.875rem;
  color: var(--gray-3);
}

.work-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-5) 0 0;
  padding: 0;
  list-style: none;
}

.work-tags a {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--gray-2);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-3);
  text-decoration: none;
}

.work-tags a:hover {
  color: var(--ink);
  border-color: var(--ink);
}

.back-link {
  margin-top: var(--space-6);
}

.back-link a {
  text-decoration: none;
}

.back-link a:hover {
  text-decoration: underline;
}

/* ---------- about ---------- */

.about-portrait {
  margin: 0 0 var(--space-5);
  max-width: 240px;
}

.about-intro p:first-child {
  font-size: 1.125rem;
}

.about-section {
  margin-top: var(--space-5);
}

/* ---------- cv ---------- */

.cv-section {
  margin-top: var(--space-5);
  padding-top: var(--space-3);
  border-top: 1px solid var(--gray-2);
}

.cv-entries {
  display: grid;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.cv-entry {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: var(--space-3);
}

.cv-year {
  color: var(--gray-3);
  font-variant-numeric: tabular-nums;
}

.cv-sub {
  font-size: 0.9375rem;
  color: var(--gray-3);
}

.cv-sub::before {
  content: ", ";
}

.cv-sub:first-of-type::before {
  content: " — ";
}

@media (max-width: 639.98px) {
  .cv-entry {
    grid-template-columns: 1fr;
    gap: 0;
  }
}

/* ---------- contact ---------- */

.contact-methods {
  display: grid;
  gap: var(--space-4);
  margin: var(--space-5) 0;
}

.contact-method dt {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-3);
}

.contact-method dd {
  margin: 0;
  font-size: 1.125rem;
}

.contact-note {
  color: var(--gray-3);
  max-width: 60ch;
}

.contact-portrait {
  margin: var(--space-6) 0 0;
  max-width: 320px;
}

/* ---------- press ---------- */

.press-list {
  margin: var(--space-5) 0;
  padding: 0;
  list-style: none;
}

.press-item {
  padding-block: var(--space-4);
  border-top: 1px solid var(--gray-2);
}

.press-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-3);
  font-size: 0.8125rem;
  color: var(--gray-3);
}

.press-outlet {
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.press-title {
  display: inline-block;
  margin-top: var(--space-2);
  font-size: 1.125rem;
  font-weight: 600;
  text-decoration: none;
}

.press-title:hover {
  text-decoration: underline;
}

.press-excerpt {
  max-width: 60ch;
  margin: var(--space-2) 0 0;
  color: var(--gray-3);
}

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--gray-2);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3) var(--space-4);
  padding-block: var(--space-4);
  font-size: 0.875rem;
  color: var(--gray-3);
}

.footer-text {
  margin: 0;
}

.social-links {
  display: flex;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

/* ---------- lightbox ---------- */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-4);
  background: rgba(17, 17, 17, 0.94);
}

.lightbox[hidden] {
  display: none;
}

.lightbox img {
  max-width: 100%;
  max-height: 85vh;
  width: auto;
  height: auto;
}

.lightbox-caption {
  max-width: 60ch;
  margin: 0;
  color: var(--paper);
  font-size: 0.875rem;
  text-align: center;
}

.lightbox-caption[hidden] {
  display: none;
}

.lightbox-close {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.4);
  background: none;
  color: var(--paper);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}

.lightbox :focus-visible {
  outline-color: var(--paper);
}

body.lightbox-open {
  overflow: hidden;
}

/* ---------- motion ---------- */

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}