/* duncanlord.com
   Sections: tokens, base, layout, header/nav, footer, components, pages, utilities. */

/* ---------- Tokens ---------- */
:root {
  /* Palette (carried over from the Webflow site) */
  --white-smoke: #f6f6f4;
  --platinum: #e7e5df;
  --raisin-black: #1e212b;
  --medium-carmine: #a44a3f;
  --teal-blue: #4e8098;
  --white: #fff;

  --color-bg: var(--white-smoke);
  --color-band: var(--platinum);
  --color-surface: var(--white);
  --color-text: var(--raisin-black);
  --color-muted: #4b4f5c;
  --color-accent: var(--medium-carmine);
  --color-accent-2: var(--teal-blue);
  --color-line: rgb(30 33 43 / 0.2);
  --color-focus: var(--raisin-black);
  --color-overlay: rgb(20 22 29 / 0.88);
  --color-footer-line: rgb(246 246 244 / 0.4);
  --shadow: 0 2px 10px rgb(30 33 43 / 0.18);

  /* Type */
  --font-heading: "Montserrat", system-ui, sans-serif;
  --font-body: "Open Sans", system-ui, sans-serif;
  --text-xs: 0.75rem;
  --step--1: 0.875rem;
  --text-caption: 0.9rem;
  --text-sm: 0.95rem;
  --step-0: 1.0625rem;
  --step-1: clamp(1.15rem, 1.08rem + 0.3vw, 1.3rem);
  --step-2: clamp(1.3rem, 1.18rem + 0.55vw, 1.6rem);
  --step-3: clamp(1.6rem, 1.38rem + 1vw, 2.15rem);
  --step-4: clamp(2rem, 1.6rem + 1.9vw, 3rem);
  --step-5: clamp(2.4rem, 1.8rem + 2.8vw, 3.75rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;

  --container: 72rem;
  --gutter: clamp(1rem, 4vw, 2rem);
  --measure: 68ch;
  --frame-offset: 12px;
  --radius: 4px;
  --radius-pill: 999px;
  --logo-width: 150px;
  --footer-logo-width: 220px;
}

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

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

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
}

h1,
h2,
h3 {
  margin: 0 0 var(--space-4);
  font-family: var(--font-heading);
  font-weight: 500;
  line-height: 1.2;
  text-wrap: balance;
}

h1 {
  font-size: var(--step-4);
}

h2 {
  font-size: var(--step-3);
}

h3 {
  font-size: var(--step-2);
}

p,
ul,
ol,
dl,
figure {
  margin: 0 0 var(--space-4);
}

ul,
ol {
  padding-left: 1.25em;
}

li + li {
  margin-top: var(--space-1);
}

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

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

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

:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

::selection {
  background: var(--platinum);
}

/* ---------- Layout ---------- */
.container {
  width: min(100% - 2 * var(--gutter), var(--container));
  margin-inline: auto;
}

.section {
  padding-block: var(--space-8);
}

.section--band {
  background: var(--color-band);
}

.section--tight-top {
  padding-top: var(--space-5);
}

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

.prose > :last-child {
  margin-bottom: 0;
}

.prose h2,
.prose h3 {
  margin-top: var(--space-7);
}

.prose > h2:first-child,
.prose > h3:first-child {
  margin-top: 0;
}

.lead {
  font-size: var(--step-1);
  line-height: 1.5;
}

.page-header {
  padding-top: var(--space-7);
}

.page-header h1 {
  margin-bottom: var(--space-3);
}

.skip-link {
  position: absolute;
  top: var(--space-2);
  left: var(--space-2);
  z-index: 100;
  padding: var(--space-2) var(--space-4);
  background: var(--color-text);
  color: var(--color-bg);
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: none;
}

/* ---------- Header and navigation ---------- */
.site-header {
  padding-block: var(--space-4);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}

.site-logo {
  display: block;
  flex: none;
}

.site-logo img {
  width: var(--logo-width);
}

.site-nav > ul {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-5);
  margin: 0;
  padding: 0 0 var(--space-2);
  border-bottom: 1px solid var(--color-text);
  list-style: none;
}

.site-nav li {
  margin: 0;
}

.site-nav a {
  display: block;
  padding-block: var(--space-2);
  font-family: var(--font-heading);
  font-size: 1rem;
  text-decoration: none;
}

.site-nav a[aria-current] {
  color: var(--color-accent);
}

@media (max-width: 40rem) {
  .site-header .container {
    flex-wrap: wrap;
    gap: var(--space-3);
  }

  .site-nav {
    flex-basis: 100%;
  }

  .site-nav > ul {
    gap: 0 var(--space-5);
    padding-top: var(--space-1);
    border-top: 1px solid var(--color-text);
  }
}

/* ---------- Footer ---------- */
.site-footer {
  padding-block: var(--space-8) var(--space-5);
  background: var(--color-accent);
  color: var(--white-smoke);
}

.site-footer .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: var(--space-6);
  align-items: start;
}

.site-footer img {
  width: var(--footer-logo-width);
}

.footer-heading {
  margin-bottom: var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer li + li {
  margin-top: var(--space-2);
}

.site-footer a {
  font-size: var(--text-sm);
  text-decoration-color: transparent;
}

.site-footer a:hover {
  color: inherit;
  text-decoration-color: currentColor;
}

.site-footer :focus-visible {
  outline-color: var(--white-smoke);
}

.site-footer .copyright {
  grid-column: 1 / -1;
  margin: var(--space-5) 0 0;
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-footer-line);
  font-size: var(--step--1);
  text-align: center;
}

/* ---------- Components ---------- */

/* Buttons */
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  padding: 0.6em 1.2em;
  border: 1px solid var(--color-text);
  border-radius: var(--radius);
  background: transparent;
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1.3;
  text-decoration: none;
  transition:
    background-color 0.15s,
    color 0.15s;
}

.button:hover,
.button--primary {
  background: var(--color-text);
  color: var(--color-bg);
}

.button[href^="http"]::after {
  content: "↗" / "";
}

.button--primary:hover {
  border-color: var(--color-accent);
  background: var(--color-accent);
}

/* The red/blue offset motif: a carmine block behind the top-left corner and a
   teal block behind the bottom-right corner of whatever it wraps. */
.offset-frame {
  position: relative;
  isolation: isolate;
  margin: var(--frame-offset);
}

.offset-frame::before,
.offset-frame::after {
  content: "";
  position: absolute;
  z-index: -1;
  width: 40%;
  height: 55%;
}

.offset-frame::before {
  top: calc(-1 * var(--frame-offset));
  left: calc(-1 * var(--frame-offset));
  background: var(--color-accent);
}

.offset-frame::after {
  right: calc(-1 * var(--frame-offset));
  bottom: calc(-1 * var(--frame-offset));
  background: var(--color-accent-2);
}

.offset-frame > img {
  width: 100%;
  box-shadow: var(--shadow);
}

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

.tags li {
  margin: 0;
  padding: 0.15em 0.75em;
  border-radius: var(--radius-pill);
  background: var(--color-text);
  color: var(--color-bg);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 500;
}

/* Project cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 21rem), 1fr));
  gap: var(--space-7) var(--space-6);
  margin: 0;
  padding: 0;
  list-style: none;
}

.card-grid > li {
  margin: var(--frame-offset);
}

.card-grid > li::before,
.card-grid > li::after {
  width: 45%;
  height: 45%;
}

/* position: relative puts the card above its list item's offset blocks and
   anchors the full-card link below. */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--color-surface);
  box-shadow: var(--shadow);
  transition: transform 0.2s;
}

.card img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
}

.card h3 {
  margin: 0;
  font-size: var(--step-1);
  font-weight: 600;
}

.card h3 a {
  text-decoration: none;
}

/* Make the whole card clickable through the heading link. */
.card h3 a::after {
  content: "";
  position: absolute;
  inset: 0;
}

.card p {
  margin: 0;
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.card .tags {
  margin-top: auto;
  padding-top: var(--space-2);
}

.card:hover {
  transform: translateY(-3px);
}

.card:hover h3 {
  color: var(--color-accent);
}

.card:focus-within {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

.card:focus-within :focus-visible {
  outline: none;
}

/* Focus grid: short descriptive blocks (current work) */
.focus-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 24rem), 1fr));
  gap: var(--space-6);
  margin: var(--space-6) 0 0;
  padding: 0;
  list-style: none;
}

.focus-grid > li {
  margin: 0;
  padding: var(--space-5) var(--space-6);
  border-top: 3px solid var(--color-accent);
  background: var(--color-surface);
  box-shadow: var(--shadow);
}

.focus-grid > li:nth-child(even) {
  border-top-color: var(--color-accent-2);
}

.focus-grid h3 {
  margin-bottom: var(--space-3);
  font-size: var(--step-1);
  font-weight: 600;
}

.focus-grid p {
  margin: 0;
}

/* Gallery */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 15rem), 1fr));
  gap: var(--space-6);
  margin: 0 0 var(--space-6);
  padding: 0;
  list-style: none;
}

.gallery li {
  margin: 0;
}

.gallery figure {
  margin: 0;
}

.gallery a {
  display: block;
  cursor: zoom-in;
}

.gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: top;
  background: var(--color-surface);
  box-shadow: var(--shadow);
  transition: transform 0.2s;
}

.gallery a:hover img {
  transform: scale(1.02);
}

.gallery figcaption {
  margin-top: var(--space-3);
  color: var(--color-muted);
  font-size: var(--text-caption);
  line-height: 1.45;
}

/* Lightbox (created by site.js) */
.lightbox {
  width: min(100vw - 2rem, 80rem);
  max-height: calc(100vh - 2rem);
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--white-smoke);
}

.lightbox::backdrop {
  background: var(--color-overlay);
}

.lightbox figure {
  display: grid;
  justify-items: center;
  gap: var(--space-3);
  margin: 0;
}

.lightbox img {
  max-height: calc(100vh - 9rem);
  width: auto;
  background: var(--white);
}

.lightbox figcaption {
  max-width: var(--measure);
  text-align: center;
}

.lightbox-count {
  margin: var(--space-2) 0 0;
  font-size: var(--text-sm);
  text-align: center;
}

.lightbox-controls {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-3);
}

.lightbox-controls button {
  padding: 0.5em 1em;
  border: 1px solid var(--white-smoke);
  border-radius: var(--radius);
  background: transparent;
  color: inherit;
  font: 500 var(--text-sm) var(--font-heading);
  cursor: pointer;
}

.lightbox-controls button:hover {
  background: var(--white-smoke);
  color: var(--raisin-black);
}

/* Reference list */
.references {
  padding: 0;
  list-style: none;
  font-size: var(--text-sm);
}

.references li {
  margin-top: var(--space-3);
  padding-left: 2em;
  text-indent: -2em;
}

.references a {
  overflow-wrap: anywhere;
}

/* ---------- Pages ---------- */

/* Home hero */
.hero {
  padding-block: var(--space-6) var(--space-7);
}

.hero .container {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  align-items: center;
  gap: var(--space-7);
}

.hero h1 {
  font-size: var(--step-5);
}

.hero .offset-frame {
  max-width: 19rem;
  justify-self: center;
}

/* Split layout: image beside text */
.split {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
  align-items: center;
  gap: var(--space-7);
}

.split .offset-frame {
  max-width: 26rem;
}

/* Project pages */
.page-hero {
  max-width: 40rem;
  margin-top: var(--space-6);
}

.project-client {
  margin-bottom: var(--space-4);
  color: var(--color-muted);
  font-family: var(--font-heading);
  font-size: var(--step-1);
  font-style: italic;
}

.project-layout {
  display: grid;
  grid-template-columns: 15rem minmax(0, var(--measure));
  gap: var(--space-7);
}

.project-details {
  align-self: start;
  padding: var(--space-5);
  border-top: 3px solid var(--color-accent);
  background: var(--color-surface);
  box-shadow: var(--shadow);
}

.project-details h2 {
  font-size: var(--step-1);
  font-weight: 600;
}

.project-details dl {
  margin: 0;
  font-size: var(--text-sm);
}

.project-details dt {
  margin-top: var(--space-4);
  color: var(--color-accent);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.project-details dt:first-child {
  margin-top: 0;
}

.project-details dd {
  margin: var(--space-1) 0 0;
  line-height: 1.5;
}

.back-link {
  display: inline-flex;
  gap: 0.4em;
  font-family: var(--font-heading);
  font-weight: 500;
  text-decoration: none;
}

/* ---------- Responsive ---------- */
@media (max-width: 56rem) {
  .hero .container,
  .split,
  .project-layout {
    grid-template-columns: 1fr;
  }

  .hero .offset-frame {
    max-width: 14rem;
    justify-self: start;
  }

  .split .offset-frame {
    max-width: 20rem;
  }
}

/* ---------- Print ---------- */
@media print {
  @page {
    margin: 1.5cm;
  }

  body {
    background: #fff;
    color: #000;
    font-size: 11pt;
    line-height: 1.45;
  }

  .skip-link,
  .site-nav,
  .site-footer,
  .button-row,
  .button,
  .back-link,
  .lightbox,
  section[aria-labelledby="images-heading"],
  .card img {
    display: none;
  }

  .container {
    width: auto;
  }

  .site-header {
    padding: 0 0 0.5cm;
  }

  .hero,
  .page-header,
  .section {
    padding-block: 0.4cm 0;
  }

  .section--band {
    background: none;
  }

  .hero .container,
  .split,
  .project-layout {
    display: block;
  }

  .offset-frame {
    margin: 0 0 0.5cm;
  }

  .offset-frame::before,
  .offset-frame::after,
  .card h3 a::after {
    content: none;
  }

  .offset-frame > img,
  .card,
  .project-details,
  .focus-grid > li {
    box-shadow: none;
  }

  .hero .offset-frame,
  .split .offset-frame {
    max-width: 5cm;
  }

  .page-hero {
    max-width: 12cm;
  }

  .project-details,
  .card {
    border: 1px solid #999;
  }

  .project-details {
    margin-bottom: 0.5cm;
  }

  .card-grid {
    display: block;
  }

  .card-grid > li {
    margin: 0 0 0.4cm;
  }

  .tags li {
    border: 1px solid #000;
    background: none;
    color: #000;
  }

  a {
    color: #000;
  }

  .prose a[href^="http"]:not(.references a)::after {
    content: " (" attr(href) ")";
    font-size: 9pt;
    overflow-wrap: anywhere;
  }

  h2,
  h3 {
    break-after: avoid;
  }

  li,
  .project-details,
  .card-grid > li,
  .focus-grid > li {
    break-inside: avoid;
  }
}

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