/* ============================================================
   Daniel Ortiz Valencia - Portfolio
   White + Orange · Monospace technical aesthetic
   ============================================================ */

:root {
  --white: #ffffff;
  --paper: #fbfbf9;
  --ink: #1a1a1a;
  --ink-soft: #4a4a4a;
  --ink-faint: #8a8a8a;
  --line: #e6e6e2;
  --line-strong: #d4d4ce;

  --orange: #d9741f;
  --orange-deep: #c1620f;
  --orange-soft: #f7e0c2;
  --orange-tint: #fcf1e2;
  --orange-glow: rgba(217, 116, 31, 0.14);

  --mono: 'JetBrains Mono', 'SFMono-Regular', 'Menlo', monospace;

  --text-hero: clamp(2.4rem, 5.5vw, 4.4rem);
  --text-2xl: clamp(1.8rem, 3.5vw, 2.6rem);
  --text-xl: clamp(1.35rem, 2.2vw, 1.7rem);
  --text-lg: 1.1rem;
  --text-base: 0.98rem;
  --text-sm: 0.86rem;
  --text-xs: 0.76rem;

  --space-section: clamp(4rem, 9vw, 8rem);
  --maxw: 1500px;
  --radius: 14px;
  --radius-lg: 20px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.07);
  --shadow-orange: 0 12px 40px rgba(217,116,31,0.16);

  --header-bg: rgba(255,255,255,0.88);
  --kw-bg: var(--paper);
  --on-orange: #ffffff;
  color-scheme: light;
}

/* ---------- Dark theme ---------- */
[data-theme="dark"] {
  --white: #111114;
  --paper: #1a1a1e;
  --ink: #f1efea;
  --ink-soft: #c2c0b9;
  --ink-faint: #7d7c76;
  --line: #2a2a2e;
  --line-strong: #3a3a3f;

  --orange: #ff8a3d;
  --orange-deep: #ff9d5c;
  --orange-soft: #5a3a1a;
  --orange-tint: #2a1d10;
  --orange-glow: rgba(255, 138, 61, 0.22);

  --header-bg: rgba(17,17,20,0.88);
  --kw-bg: #1f1f23;
  --on-orange: #111114;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.5);
  --shadow-orange: 0 12px 40px rgba(255,138,61,0.18);
  color-scheme: dark;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  font-family: var(--mono);
  background: var(--white);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  font-size: var(--text-base);
  transition: background .25s ease, color .25s ease;
}

/* ---------- Neural background canvas ---------- */
#neural-bg {
  position: fixed; top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0; pointer-events: none;
  display: block;
}
main { position: relative; z-index: 1; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 3rem); }
a { color: inherit; text-decoration: none; }

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s ease, background .25s ease;
}
.header.scrolled { box-shadow: var(--shadow-sm); }
.header-inner {
  max-width: var(--maxw); margin: 0 auto;
  padding: 1.05rem clamp(1.25rem, 4vw, 3rem);
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem; flex-wrap: wrap;
}
.brand {
  font-weight: 700; font-size: clamp(1.05rem, 2vw, 1.4rem);
  letter-spacing: -0.02em; display: flex; align-items: center; gap: .65rem;
}
.brand .logo { color: var(--orange); display: flex; }
.nav { display: flex; gap: 0; align-items: center; font-size: var(--text-sm); flex-wrap: wrap; }
.nav a { padding: .35rem .7rem; color: var(--ink-soft); transition: color .2s ease; }
.nav a:hover { color: var(--orange-deep); }
.nav .sep { color: var(--line-strong); }

/* ---------- Theme toggle ---------- */
.theme-toggle {
  margin-left: .8rem; width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid var(--line-strong); background: var(--paper);
  color: var(--orange-deep); cursor: pointer; font-family: var(--mono);
  display: inline-flex; align-items: center; justify-content: center;
  transition: background .2s ease, border-color .2s ease, color .2s ease, transform .2s ease;
  font-size: 1rem; line-height: 1; padding: 0;
}
.theme-toggle:hover { border-color: var(--orange); color: var(--orange); transform: translateY(-1px); }
.theme-toggle .theme-icon-moon { display: none; }
[data-theme="dark"] .theme-toggle .theme-icon-sun { display: none; }
[data-theme="dark"] .theme-toggle .theme-icon-moon { display: inline; }

/* ---------- Education section ---------- */
.edu-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.edu-card {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  padding: 1.6rem 1.25rem 1.4rem;
  background: var(--paper);
  display: flex; flex-direction: column; align-items: center; text-align: center;
  transition: box-shadow .25s, border-color .25s, transform .2s;
  border-top: 3px solid var(--orange);
}
.edu-card:hover { box-shadow: var(--shadow-md); border-color: var(--orange-soft); transform: translateY(-3px); }
.edu-logo-wrap { margin-bottom: 1rem; }
.edu-logo-img {
  width: 72px; height: 72px; object-fit: contain;
  display: block; margin: 0 auto;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.12));
  transition: transform .2s ease;
}
.edu-card:hover .edu-logo-img { transform: scale(1.07); }
[data-theme="dark"] .edu-logo-img { filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5)) brightness(0.92); }
.edu-school {
  font-size: var(--text-sm); font-weight: 700; color: var(--ink);
  letter-spacing: -0.01em; margin-bottom: .3rem; line-height: 1.3;
}
.edu-degree {
  font-size: var(--text-xs); color: var(--orange-deep); font-weight: 600;
  margin-bottom: .3rem; letter-spacing: .02em;
}
.edu-dates {
  font-size: var(--text-xs); color: var(--ink-faint);
  margin-bottom: .75rem;
}
.edu-note {
  font-size: var(--text-xs); color: var(--ink-soft); line-height: 1.55;
}

@media (max-width: 900px) {
  .edu-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 500px) {
  .edu-grid { grid-template-columns: 1fr; }
  .edu-card { text-align: left; align-items: flex-start; flex-direction: row; gap: 1rem; }
  .edu-logo-wrap { margin-bottom: 0; flex-shrink: 0; }
}

/* ---------- Contact section ---------- */
.contact-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.2rem; max-width: 760px;
}
.contact-card {
  display: block; padding: 1.4rem 1.5rem;
  border: 1px solid var(--line-strong); border-radius: var(--radius-lg);
  border-left: 4px solid var(--orange); background: var(--paper);
  transition: border-color .2s ease, box-shadow .25s ease, transform .2s ease;
}
.contact-card:hover {
  border-color: var(--orange); box-shadow: var(--shadow-md); transform: translateY(-2px);
}
.contact-label {
  font-size: var(--text-xs); text-transform: uppercase; letter-spacing: .18em;
  color: var(--orange-deep); font-weight: 700; margin-bottom: .5rem;
}
.contact-value {
  font-size: var(--text-base); font-weight: 600; color: var(--ink); letter-spacing: -0.01em;
  word-break: break-all;
}

/* ---------- Hero / Overview ---------- */
.hero { padding: clamp(3rem, 7vw, 5.5rem) 0 clamp(2.5rem, 5vw, 4rem); }
.hero .eyebrow {
  font-size: var(--text-xs); text-transform: uppercase; letter-spacing: .22em;
  color: var(--orange-deep); font-weight: 700; margin-bottom: 1.1rem;
  display: flex; align-items: center; gap: .6rem;
}
.hero .eyebrow .dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--orange);
  box-shadow: 0 0 0 0 var(--orange-glow); animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(232,132,42,0.4); }
  70% { box-shadow: 0 0 0 10px rgba(232,132,42,0); }
  100% { box-shadow: 0 0 0 0 rgba(232,132,42,0); }
}
.hero h1 { font-size: var(--text-hero); font-weight: 800; letter-spacing: -0.03em; line-height: 1.04; }
.hero h1 .accent { color: var(--orange); }

/* Typewriter line */
.typeline {
  margin-top: 1.5rem; font-size: clamp(1rem, 1.8vw, 1.25rem);
  color: var(--ink); min-height: 1.8em; font-weight: 500; letter-spacing: -0.01em;
}
.typeline .prompt { color: var(--orange); margin-right: .55rem; }
.typeline .typed { border-right: 2px solid var(--orange); padding-right: 2px; }
.typeline.done .typed { border-right: 2px solid transparent; animation: blink 1s step-end infinite; }
@keyframes blink { 50% { border-color: var(--orange); } }

.tag { font-size: var(--text-sm); color: var(--ink-faint); margin-top: 1rem; letter-spacing: .02em; }

.overview-grid {
  display: grid; grid-template-columns: 1fr 1.15fr;
  gap: clamp(1.5rem, 4vw, 3.5rem); margin-top: clamp(2.5rem, 5vw, 3.5rem);
  align-items: start;
}
.overview-imgs { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.section-label {
  font-size: var(--text-xs); text-transform: uppercase; letter-spacing: .18em;
  color: var(--orange-deep); font-weight: 700; margin-bottom: 1rem;
  display: flex; align-items: center; gap: .6rem;
}
.section-label::before { content: ""; width: 22px; height: 2px; background: var(--orange); }
.overview-text p { color: var(--ink-soft); font-size: var(--text-base); margin-bottom: 1rem; }

.stats { display: flex; flex-direction: column; gap: .9rem; margin-top: 1.75rem; }
.stat { display: flex; align-items: baseline; gap: .9rem; }
.stat .num { font-size: 1.5rem; font-weight: 800; color: var(--orange); letter-spacing: -0.02em; min-width: 4.5rem; }
.stat .lbl { font-size: var(--text-sm); color: var(--ink-soft); }

/* ---------- Image slots ---------- */
.imgslot {
  background: linear-gradient(135deg, var(--orange), var(--orange-deep));
  border-radius: var(--radius); aspect-ratio: 1 / 1;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden; box-shadow: var(--shadow-orange);
}
.imgslot img { width: 100%; height: 100%; object-fit: cover; }
.imgslot .ph {
  color: rgba(255,255,255,0.95); font-size: var(--text-base); text-align: center;
  padding: 1rem; letter-spacing: .03em; flex-direction: column; font-weight: 500;
}
.imgslot .ph small { font-weight: 400; opacity: .85; display: block; margin-top: .4rem; }
.img-caption { font-size: var(--text-xs); color: var(--ink-faint); margin-top: .65rem; text-align: center; }

/* ---------- Section base ---------- */
section { scroll-margin-top: 90px; }
.section { padding: var(--space-section) 0; border-top: 1px solid var(--line); }
.section-head { margin-bottom: clamp(2rem, 4vw, 3rem); }
.section-head h2 { font-size: var(--text-2xl); font-weight: 800; letter-spacing: -0.025em; }
.section-head .sub { color: var(--ink-faint); font-size: var(--text-sm); margin-top: .6rem; max-width: 64ch; }

/* ---------- Car-level expandable card ---------- */
.car {
  border: 1px solid var(--line-strong); border-radius: var(--radius-lg);
  margin-bottom: 1.4rem; overflow: hidden; background: var(--white);
  transition: border-color .25s ease, box-shadow .25s ease;
}
.car:hover { border-color: var(--orange-soft); }
.car[open] { border-color: var(--orange); box-shadow: var(--shadow-md); }

.car-summary {
  display: flex; align-items: center; gap: 1.2rem;
  padding: 1.5rem clamp(1.3rem, 2.5vw, 2rem); cursor: pointer; user-select: none; list-style: none;
}
.car-summary::-webkit-details-marker { display: none; }
.car-index {
  flex-shrink: 0; font-size: var(--text-sm); font-weight: 800; color: var(--orange);
  width: 2.4rem;
}
.car-headtext { flex: 1; min-width: 0; }
.car-toprow { display: flex; align-items: baseline; gap: 1.4rem; }
.car-toprow .car-index { width: auto; margin-right: .4rem; }
.car-name { font-size: var(--text-xl); font-weight: 800; letter-spacing: -0.02em; }
.car-tagline { display: block; font-size: var(--text-sm); color: var(--ink-faint); margin-top: .25rem; }
.car-thumb {
  flex-shrink: 0; width: 132px; height: 88px; border-radius: 10px; overflow: hidden;
  background: var(--orange-tint); border: 1px solid var(--line); display: block;
}
.car-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.car-thumb.noimg { display: none; }
.car-keywords { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .6rem; }
.kw {
  font-size: var(--text-xs); font-weight: 500; color: var(--ink-soft);
  background: var(--kw-bg); border: 1px solid var(--line-strong);
  padding: .22rem .6rem; border-radius: 6px; letter-spacing: .02em; white-space: nowrap;
}
.car[open] .kw { border-color: var(--orange-soft); color: var(--orange-deep); background: var(--orange-tint); }
.car-meta { display: flex; align-items: center; gap: .7rem; flex-wrap: wrap; flex-shrink: 0; }
.car-role {
  font-size: var(--text-xs); color: var(--orange-deep); background: var(--orange-tint);
  padding: .32rem .8rem; border-radius: 100px; letter-spacing: .03em; white-space: nowrap;
  border: 1px solid var(--orange-soft); font-weight: 500;
}
.car-year { font-size: var(--text-xs); color: var(--ink-faint); white-space: nowrap; }
.car-toggle {
  flex-shrink: 0; width: 38px; height: 38px; border-radius: 50%;
  background: var(--orange-tint); color: var(--orange-deep);
  display: flex; align-items: center; justify-content: center;
  transition: transform .3s ease, background .2s ease; font-size: 1.3rem;
}
.car[open] .car-toggle { transform: rotate(45deg); background: var(--orange); color: var(--on-orange); }

.car-body {
  padding: 0 clamp(1.3rem, 2.5vw, 2rem) clamp(1.6rem, 3vw, 2.4rem);
  border-top: 1px solid var(--line);
}
.car-intro {
  font-size: var(--text-sm); color: var(--ink-soft); padding: 1.4rem 0 .4rem;
  max-width: 80ch;
}

/* ---------- Subproject row (desc left, images right) ---------- */
.sub {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 3vw, 2.5rem);
  padding: 1.8rem 0; border-top: 1px dashed var(--line-strong); align-items: start;
}
.sub:first-of-type { border-top: 1px solid var(--orange-soft); margin-top: 1rem; }
.sub-title { font-size: var(--text-lg); font-weight: 700; letter-spacing: -0.01em; margin-bottom: .3rem; }
.sub-blurb { font-size: var(--text-sm); color: var(--orange-deep); margin-bottom: 1rem; }
.sub h4 {
  font-size: var(--text-xs); text-transform: uppercase; letter-spacing: .14em;
  color: var(--ink-faint); font-weight: 700; margin: 1rem 0 .5rem;
}
.sub ul { list-style: none; }
.sub li { font-size: var(--text-sm); color: var(--ink-soft); padding-left: 1.2rem; position: relative; margin-bottom: .5rem; }
.sub li::before { content: "▹"; position: absolute; left: 0; color: var(--orange); }
.sub p { font-size: var(--text-sm); color: var(--ink-soft); }

.sub-links { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1rem; }
.btn {
  font-size: var(--text-xs); padding: .45rem .85rem; border-radius: 8px;
  background: var(--ink); color: var(--white); display: inline-flex; align-items: center; gap: .4rem;
  transition: background .2s ease, transform .2s ease;
}
.btn:hover { background: var(--orange-deep); transform: translateY(-1px); color: var(--on-orange); }
.btn.ghost { background: transparent; color: var(--ink-soft); border: 1px solid var(--line-strong); }
.btn.ghost:hover { border-color: var(--orange); color: var(--orange-deep); background: var(--orange-tint); }

/* Image column for subproject */
.sub-photos { display: flex; flex-direction: column; gap: .85rem; position: sticky; top: 100px; }
.photo-slot {
  border-radius: 12px; overflow: hidden;
  background: var(--orange-tint); border: 1px dashed var(--orange-soft);
  display: flex; align-items: center; justify-content: center;
  color: var(--orange-deep); font-size: var(--text-xs); text-align: center; padding: .5rem;
  aspect-ratio: 16 / 10;
}
.sub-photos.two .photo-slot:first-child { aspect-ratio: 16 / 9; }
.photo-slot img { width: 100%; height: 100%; object-fit: cover; }
.photo-slot small { opacity: .7; }

/* Real media (image/video) slots */
.media-slot { margin: 0; display: flex; flex-direction: column; gap: .4rem; }
.media-slot .media-el {
  width: 100%; display: block; border-radius: 12px;
  border: 1px solid var(--orange-soft); background: var(--orange-tint);
  object-fit: contain; max-height: 340px;
}
.media-slot img.media-el { cursor: zoom-in; }
.media-slot.is-video .media-el { object-fit: cover; }
.media-slot figcaption {
  font-size: var(--text-xs); color: var(--ink-faint); line-height: 1.4; padding: 0 .15rem;
}

/* Intentional documentation card (subsystem has no image asset) */
.doc-note {
  display: flex; flex-direction: column; gap: .55rem;
  border: 1px solid var(--orange-soft);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,122,26,0.04), rgba(255,122,26,0.01));
  padding: 1.1rem 1.15rem;
}
.doc-note-icon { color: var(--orange); font-size: 1.1rem; line-height: 1; }
.doc-note-title {
  font-size: var(--text-sm); font-weight: 700; color: var(--ink);
  letter-spacing: -0.01em;
}
.doc-note-body { font-size: var(--text-xs); color: var(--ink-soft); line-height: 1.5; }

/* ---------- Papers (academic list) ---------- */
.papers-list { display: flex; flex-direction: column; gap: clamp(2rem, 4vw, 2.75rem); }
.paper {
  display: grid; grid-template-columns: 220px 1fr; gap: clamp(1.25rem, 3vw, 2.25rem);
  align-items: start;
}
.paper-visual {
  border-radius: 12px; overflow: hidden; background: var(--orange-tint);
  border: 1px solid var(--orange-soft); aspect-ratio: 4 / 3;
  display: flex; align-items: center; justify-content: center; position: relative;
}
.paper-visual img, .paper-visual video { width: 100%; height: 100%; object-fit: cover; }
.paper-visual .ph { color: var(--orange-deep); font-size: var(--text-xs); text-align: center; padding: .8rem; }
.paper-visual.has-video::after {
  content: "▶"; position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 1.4rem; background: rgba(0,0,0,0.12); pointer-events: none;
}
.paper-body { min-width: 0; }
.paper-status {
  font-size: var(--text-xs); letter-spacing: .03em; color: var(--orange-deep);
  background: var(--orange-tint); padding: .2rem .6rem; border-radius: 100px;
  border: 1px solid var(--orange-soft); display: inline-block; margin-bottom: .6rem;
}
.paper-title { font-size: var(--text-lg); font-weight: 700; color: var(--orange-deep); line-height: 1.35; letter-spacing: -0.01em; }
.paper-title:hover { text-decoration: underline; }
.paper-authors { font-size: var(--text-sm); color: var(--ink-soft); margin-top: .5rem; }
.paper-authors .me { font-weight: 700; color: var(--ink); }
.paper-venue { font-size: var(--text-sm); color: var(--ink-faint); font-style: italic; margin-top: .2rem; }
.paper-linkrow { font-size: var(--text-sm); margin-top: .35rem; display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; }
.paper-linkrow a { color: var(--orange-deep); }
.paper-linkrow a:hover { text-decoration: underline; }
.paper-linkrow .muted { color: var(--ink-faint); }
.paper-linkrow .slash { color: var(--line-strong); }
.paper-abstract { font-size: var(--text-sm); color: var(--ink-soft); margin-top: .9rem; max-width: 70ch; }

/* ---------- Prizes ---------- */
.prizes { display: grid; gap: 0; }
.prize { display: grid; grid-template-columns: 130px 1fr auto; gap: 1.5rem; padding: 1.3rem 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.prize:last-child { border-bottom: none; }
.prize .pyear { font-size: var(--text-sm); color: var(--orange-deep); font-weight: 700; }
.prize .pbody h3 { font-size: var(--text-base); font-weight: 700; margin-bottom: .25rem; }
.prize .pbody .porg { font-size: var(--text-xs); color: var(--ink-faint); margin-bottom: .4rem; }
.prize .pbody p { font-size: var(--text-sm); color: var(--ink-soft); }
.prize .pmark { color: var(--orange); font-size: 1.1rem; }

/* ---------- Leadership ---------- */
.lead-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(330px, 1fr)); gap: 1.4rem; }
.lead-card {
  border: 1px solid var(--line-strong); border-radius: var(--radius-lg); padding: 1.7rem;
  background: var(--white); transition: box-shadow .25s; border-left: 4px solid var(--orange);
}
.lead-card:hover { box-shadow: var(--shadow-md); }
.lead-card .lrole { font-size: var(--text-lg); font-weight: 700; letter-spacing: -0.01em; }
.lead-card .lorg { font-size: var(--text-sm); color: var(--orange-deep); margin: .3rem 0 .2rem; }
.lead-card .lyear { font-size: var(--text-xs); color: var(--ink-faint); margin-bottom: .9rem; }
.lead-card p { font-size: var(--text-sm); color: var(--ink-soft); }

/* ---------- Essays ---------- */
.essays { display: grid; grid-template-columns: 1fr; gap: 2rem; max-width: 820px; }
.essay { border-left: 3px solid var(--orange-soft); padding-left: clamp(1.2rem, 3vw, 2rem); }
.essay h3 { font-size: var(--text-xl); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 1rem; }
.essay p { color: var(--ink-soft); font-size: var(--text-base); margin-bottom: 1rem; }
.essay p:last-child { margin-bottom: 0; }
.essay .pull { color: var(--ink); font-weight: 500; }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--line); padding: 3rem 0;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  font-size: var(--text-sm); color: var(--ink-faint);
}
.footer a { color: var(--ink-soft); }
.footer a:hover { color: var(--orange-deep); }
.footer .fcontact { display: flex; gap: 1.2rem; flex-wrap: wrap; }

/* ---------- Reveal ---------- */
/* Content is visible by default. Only hide for the entrance animation when JS is
   confirmed running (html.js). If JS fails or the observer misfires, everything
   still shows - the page is never blank. */
.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 940px) {
  .overview-grid { grid-template-columns: 1fr; }
  .sub { grid-template-columns: 1fr; }
  .sub-photos { position: static; flex-direction: row; flex-wrap: wrap; }
  .sub-photos .photo-slot { flex: 1; }
  .sub-photos .media-slot { flex: 1 1 240px; }
  .paper { grid-template-columns: 1fr; }
  .paper-visual { max-width: 320px; }
  .prize { grid-template-columns: 80px 1fr; }
  .prize .pmark { display: none; }
}
@media (max-width: 560px) {
  .header-inner { flex-direction: column; align-items: flex-start; gap: .6rem; }
  .nav { font-size: var(--text-xs); }
  .nav a { padding: .3rem .45rem; }
  .overview-imgs { grid-template-columns: 1fr; }
  .car-summary { flex-wrap: wrap; }
  .car-toprow .car-index { display: none; }
  .car-thumb { width: 100%; height: 150px; order: -1; }
  .car-headtext { flex-basis: 100%; }
  .sub-photos { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto; }
  .reveal, .js .reveal { opacity: 1; transform: none; transition: none; }
  .hero .eyebrow .dot { animation: none; }
}