:root {
  --paper: #edeae2;
  --paper-raised: #f5f3ed;
  --ink: #1b1b1f;
  --ink-soft: #58564f;
  --ink-faint: #8c897e;
  --line: #d6d0c1;
  --caro-slide: #1b1b1f;

  --creativity: #655e81;
  --creativity-soft: #8d86ad;
  --creativity-wash: #cdc8e3;

  --engineering: #44826f;
  --engineering-soft: #82b3a4;
  --engineering-wash: #c3e3da;

  --accent: var(--ink);
  --accent-soft: var(--ink-soft);
  --accent-wash: transparent;

  --display: "Space Grotesk", "Arial Narrow", sans-serif;
  --serif: "Newsreader", Georgia, serif;
  --mono: "IBM Plex Mono", "Courier New", monospace;

  --radius: 2px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

body.dark-mode {
    --paper: #212120;
    --paper-raised: #333332;
    --ink: #fffefc;
    --ink-soft: #d1cfc7;
    --ink-faint: #a19e94;
    --line: #42413e;
    --caro-slide: #0d0d0c;

    --creativity: #b4abd9;
    --creativity-soft: #a099bf;
    --creativity-wash: #5d5678;

    --engineering: #c3e3da;
    --engineering-soft: #82b3a4;
    --engineering-wash: #44826f;

    --accent: var(--ink);
    --accent-soft: var(--ink-soft);
    --accent-wash: transparent;
}

body[data-section="creativity"] {
  --accent: var(--creativity);
  --accent-soft: var(--creativity-soft);
  --accent-wash: var(--creativity-wash);
}
body[data-section="engineering"] {
  --accent: var(--engineering);
  --accent-soft: var(--engineering-soft);
  --accent-wash: var(--engineering-wash);
}

* { box-sizing: border-box; }
html { color-scheme: light; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

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

.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px;
}

/* subtle paper grain */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.35;
  background-image: radial-gradient(circle, rgba(27,27,31,0.06) 0.5px, transparent 0.5px);
  background-size: 3px 3px;
}

/* =========================================================
   HEADER / NAV
   ========================================================= */
.site-header {
  position: relative;
  z-index: 2;
  padding: 22px 0 18px;
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.tag-mode {
  scale: 80%;
}

@media (max-width: 487px) {
  .site-header .wrap {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 24px;
    row-gap: 12px;
    flex-wrap: wrap;
  }
}

@media (max-width: 429px) {
  .tag-mode {
    position: absolute;
    top: 19px;
    right: 10px;
  }
}

.brand {
  font-family: var(--mono);
  font-size: 13px;
  padding: 6px 14px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
}
.brand span { color: var(--ink-faint); }

.site-nav {
  display: flex;
  gap: 4px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
}
.site-nav a {
  text-decoration: none;
  padding: 6px 14px;
  max-height: 33.5px;
  border: 1px solid transparent;
  color: var(--ink-soft);
  border-radius: 999px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}
.site-nav a:hover { color: var(--ink); }
.site-nav a[aria-current="page"] {
  border-color: var(--line);
  color: var(--ink);
  background: var(--paper-raised);
}
.site-nav a.tag-creativity[aria-current="page"] { border-color: var(--creativity-soft); color: var(--creativity); }
.site-nav a.tag-engineering[aria-current="page"] { border-color: var(--engineering-soft); color: var(--engineering); }
.tag-mode[aria-current="page"] { color: var(--ink); }

/* =========================================================
   HOME
   ========================================================= */
.hero {
  position: relative;
  z-index: 1;
  padding: 72px 20px 56px;
}
.hero .eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 18px;
}
.hero h1 {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 0 0 20px;
  max-width: 16ch;
}
.hero p {
  max-width: 52ch;
  color: var(--ink-soft);
  font-size: 1.05rem;
  margin: 0;
}

.backer {
  position: absolute; /* Pulls it out of layout flow */
  width: 50%;
  height: 50%;
  top: 0px;
  right: 0px;
  z-index: -1;        /* Sits safely behind text */
}

.drawers {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  padding-bottom: 88px;
}
@media (max-width: 720px) {
  .drawers { grid-template-columns: 1fr; }
}

.drawer {
  position: relative;
  display: block;
  text-decoration: none;
  color: var(--ink);
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 30px 26px;
  overflow: hidden;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.drawer:hover, .drawer:focus-visible {
  transform: translateY(-4px);
  box-shadow: 0 18px 34px -22px rgba(27,27,31,0.35);
}
.drawer::before {
  content: attr(data-letter);
  position: absolute;
  right: 18px;
  top: 8px;
  font-family: var(--display);
  font-size: 6.5rem;
  font-weight: 600;
  color: var(--drawer-tint, var(--line));
  line-height: 1;
  z-index: 0;
  user-select: none;
}
.drawer.creativity { --drawer-tint: var(--creativity-wash); }
.drawer.engineering { --drawer-tint: var(--engineering-wash); }

.drawer-label {
  position: relative;
  z-index: 1;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 10px;
}
.drawer.creativity .drawer-label { color: var(--creativity); }
.drawer.engineering .drawer-label { color: var(--engineering); }

.drawer h2 {
  position: relative;
  z-index: 1;
  font-family: var(--display);
  font-size: 1.7rem;
  font-weight: 500;
  margin: 0 0 10px;
}
.drawer p {
  position: relative;
  z-index: 1;
  color: var(--ink-soft);
  font-size: 0.96rem;
  max-width: 34ch;
  margin: 0 0 22px;
}

.drawer-peek {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 8px;
}
.drawer-peek span {
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--paper);
  flex: none;
}
.drawer-peek img { width: 100%; height: 100%; object-fit: cover; }
.drawer-count {
  display: block;
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-faint);
}

/* =========================================================
   SECTION PAGES
   ========================================================= */
.section-head {
  position: relative;
  z-index: 1;
  padding: 54px 0 34px;
}
.section-head .eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 12px;
}
.section-head h1 {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  margin: 0 0 14px;
  border-bottom: 3px solid var(--accent);
  display: inline-block;
  padding-bottom: 6px;
}
.section-head p {
  max-width: 56ch;
  color: var(--ink-soft);
  margin: 0;
}

.card-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 26px;
  padding-bottom: 90px;
}

.state-msg {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-faint);
  padding: 10px 0 60px;
}

/* Card = index card */
.card {
  all: unset;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}
.card:hover, .card:focus-visible {
  transform: translateY(-3px) rotate(-0.3deg);
  box-shadow: 0 16px 28px -20px rgba(27,27,31,0.4);
  border-color: var(--accent-soft);
}
.card:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.card-thumb {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--paper);
  border-bottom: 1px dashed var(--line);
}
.card-thumb img {
  aspect-ratio: 4 / 3;
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s var(--ease);
}
.card:hover .card-thumb img { transform: scale(1.04); }

.card-num {
  position: absolute;
  top: 8px;
  left: 8px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  background: var(--paper);
  color: var(--ink-soft);
  border: 1px solid var(--line);
  padding: 2px 6px;
  border-radius: 999px;
}

.card-body {
  padding: 14px 16px 16px;
  text-align: left;
}
.card-title {
  font-family: var(--display);
  font-size: 1.02rem;
  font-weight: 500;
  margin: 0 0 6px;
  color: var(--ink);
}
.card-meta {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

/* =========================================================
   MODAL / DOSSIER
   ========================================================= */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: rgba(20, 19, 17, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s var(--ease);
}
.modal-backdrop.open { opacity: 1; visibility: visible; }

.modal {
  position: relative;
  width: min(880px, 100%);
  max-width: 92vw;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transform: translateY(14px) scale(1); /* scale(0.98); */
  transition: transform 0.3s var(--ease);/* , width 0.35s var(--ease); */
  box-shadow: 0 40px 80px -30px rgba(0,0,0,0.5);
}
.modal-backdrop.open .modal { transform: translateY(0) scale(1); }

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 5;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 50%;
}
.modal-close:hover { opacity: 75%; }

.carousel {
  position: relative;
  background: var(--caro-slide);
  height: min(58vh, 560px);
  overflow-x: hidden;
}
@media (max-width: 600px) {
  .carousel { height: min(42vh, 340px); }
}
.carousel-track {
  display: flex;
  height: 100%;
  transition: transform 0.4s var(--ease);
}
.carousel-track .slide {
  position: relative;
  width: 100%;
  height: 100%;
  flex: none;
  background: var(--caro-slide);
  overflow: hidden;
}
.carousel-track .slide img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.carousel-track .slide video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
/*
.carousel-track .slide img.lowres {
  filter: blur(16px);
  transform: scale(1.08); /* hide the blurred edge fringe 
  transition: opacity 0.4s var(--ease);
} */
.carousel-track .slide img.full {
  opacity: 0;
  /* transition: opacity 0.4s var(--ease); */
}
.carousel-track .slide.full-loaded img.full { opacity: 1; }
.carousel-track .slide.full-loaded img.lowres { opacity: 1; }
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s var(--ease);
  transition: opacity 0.2s var(--ease);
  opacity: 50%;
}

.carousel-btn:active {
  opacity: 75%;
}

@media (pointer: fine) {
  .carousel-btn:hover {
    opacity: 75%;
  }

  .carousel-btn:active {
    opacity: 100%;
  }
}

.carousel-btn.prev { left: 14px; }
.carousel-btn.next { right: 14px; }

.carousel-dots {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 7px;
}
.carousel-dots button {
  width: 7px; height: 7px;
  border-radius: 50%;
  border: none;
  background: rgba(237,234,226,0.5);
  cursor: pointer;
  padding: 0;
}
.carousel-dots button.active { background: #fff; }

.modal-body { padding: 26px 30px 32px; }
.modal-meta {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 8px;
}
.modal-title {
  font-family: var(--display);
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 500;
  margin: 0 0 14px;
}
.modal-desc p {
  color: var(--ink-soft);
  margin: 0 0 14px;
}
.modal-desc p:last-child { margin-bottom: 0; }

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line);
  padding: 22px 0 22px;
  padding-left: 40px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-faint);
}

@media (max-width: 600px) {
  .site-footer {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    z-index: 1;
    border-top: 1px solid var(--line);
    padding: 22px 0 22px;
    padding-left: 40px;
    padding-right: 40px;
    font-family: var(--mono);
    font-size: 12px;
    color: var(--ink-faint);
  }
}

/* =========================================================
   ACCESSIBILITY
   ========================================================= */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}