/* ===========================================================
   Eringen Mini-Symposium — honoring Prof. Vijay Kumar
   =========================================================== */

:root {
  --bg: #ffffff;
  --bg-alt: #f5f5f7;
  --bg-dark: #0a0a0b;
  --ink: #1d1d1f;
  --ink-soft: #424245;
  --muted: #6e6e73;
  --faint: #86868b;
  --line: rgba(0, 0, 0, 0.09);
  --line-strong: rgba(0, 0, 0, 0.14);
  --accent: #9a7b4f;        /* muted bronze — the medal */
  --accent-deep: #6b5533;
  --accent-soft: rgba(154, 123, 79, 0.10);

  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --maxw: 1120px;
  --pad: clamp(22px, 5vw, 48px);
  --radius: 18px;

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

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 72px;
}

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection { background: var(--accent-soft); color: var(--accent-deep); }

img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ---------- Layout helpers ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }

section { padding: clamp(72px, 11vw, 140px) 0; }
.section-alt { background: var(--bg-alt); }

.eyebrow {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}

h2.title {
  font-size: clamp(1.9rem, 4.4vw, 3.1rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.07;
}

.lede {
  font-size: clamp(1.05rem, 1.7vw, 1.3rem);
  color: var(--muted);
  max-width: 60ch;
  margin-top: 20px;
  line-height: 1.55;
}

/* ---------- Nav ---------- */
nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: 54px;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s var(--ease), background 0.4s var(--ease);
}
nav.scrolled { border-bottom-color: var(--line); }
nav .wrap { display: flex; align-items: center; justify-content: space-between; }
.nav-brand { font-size: 0.92rem; font-weight: 600; letter-spacing: -0.01em; }
.nav-brand span { color: var(--accent); }
.nav-links { display: flex; gap: 30px; }
.nav-links a {
  font-size: 0.84rem;
  color: var(--ink-soft);
  font-weight: 450;
  transition: color 0.25s var(--ease);
}
.nav-links a:hover { color: var(--accent); }

/* Hamburger toggle (hidden on desktop, shown on narrow screens) */
.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  margin-right: -9px;
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 22px; height: 2px;
  border-radius: 2px;
  background: var(--ink);
  transition: transform 0.3s var(--ease), opacity 0.2s var(--ease);
}
nav.menu-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
nav.menu-open .nav-toggle span:nth-child(2) { opacity: 0; }
nav.menu-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 720px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: 54px; left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    padding: 6px var(--pad) 14px;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 20px 40px -26px rgba(0, 0, 0, 0.35);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    pointer-events: none;
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s var(--ease);
  }
  nav.menu-open .nav-links {
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
  }
  .nav-links a {
    font-size: 1rem;
    padding: 14px 2px;
    border-bottom: 1px solid var(--line);
  }
  .nav-links a:last-child { border-bottom: none; }
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 90px;
  padding-bottom: 70px;
  overflow: hidden;
  background:
    radial-gradient(1100px 620px at 72% 6%, rgba(154, 123, 79, 0.10), transparent 60%),
    radial-gradient(900px 560px at 8% 100%, rgba(154, 123, 79, 0.06), transparent 55%),
    var(--bg);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
  width: 100%;
}
.hero-copy { min-width: 0; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent-deep);
  background: var(--accent-soft);
  border: 1px solid rgba(154, 123, 79, 0.22);
  padding: 7px 15px;
  border-radius: 100px;
  margin-bottom: 26px;
}

.hero h1 {
  font-size: clamp(2.6rem, 6.4vw, 5rem);
  font-weight: 650;
  letter-spacing: -0.035em;
  line-height: 0.98;
}
.hero h1 .sub {
  display: block;
  font-size: clamp(1.1rem, 2.2vw, 1.7rem);
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--muted);
  margin-top: 20px;
  line-height: 1.25;
}
.hero-meta {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 30px;
  font-size: 0.98rem;
  color: var(--ink-soft);
}
.hero-meta .mi { display: flex; align-items: center; gap: 9px; }
.hero-cta { margin-top: 42px; display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 13px 26px;
  border-radius: 100px;
  transition: transform 0.3s var(--ease), background 0.3s var(--ease), box-shadow 0.3s var(--ease);
  will-change: transform;
}
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(0,0,0,0.18); }
.btn-ghost { color: var(--ink); border: 1px solid var(--line-strong); }
.btn-ghost:hover { background: var(--bg-alt); transform: translateY(-2px); }

/* hero portrait */
.hero-portrait {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  aspect-ratio: 4 / 3.3;
  box-shadow: 0 40px 90px -30px rgba(0,0,0,0.42), 0 0 0 1px var(--line);
}
.hero-portrait img { width: 100%; height: 100%; object-fit: cover; object-position: center 22%; }
.hero-portrait.zoomable { cursor: zoom-in; }
.hero-portrait.zoomable:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.hero-portrait figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 44px 24px 18px;
  color: #fff;
  font-size: 0.82rem;
  letter-spacing: 0.01em;
  background: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
}
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .hero-portrait { aspect-ratio: 4 / 3; }
}

/* ---------- Citation ---------- */
.citation { text-align: center; }
.citation .quote {
  font-family: var(--serif);
  font-size: clamp(1.45rem, 3.4vw, 2.5rem);
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--ink);
  max-width: 24ch;
  margin: 0 auto;
}
.citation .quote::before { content: "\201C"; color: var(--accent); }
.citation .quote::after { content: "\201D"; color: var(--accent); }
.citation .long {
  font-family: var(--serif);
  font-size: clamp(1.15rem, 2.1vw, 1.55rem);
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 54ch;
  margin: 0 auto;
}
.citation .attrib {
  margin-top: 34px;
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
  font-weight: 600;
}

/* ---------- Medal ---------- */
.medal-head { max-width: 62ch; }
.medal-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
  margin-top: 60px;
}
@media (max-width: 860px) { .medal-body { grid-template-columns: 1fr; } }

.medal-coins { display: flex; gap: 26px; justify-content: center; flex-wrap: wrap; }
.coin { text-align: center; }
.coin .disc {
  position: relative;
  width: clamp(140px, 22vw, 210px);
  aspect-ratio: 1;
  border-radius: 50%;
  overflow: hidden;
  padding: 0;
  border: none;
  cursor: zoom-in;
  background: radial-gradient(circle at 35% 30%, #d9c7a6, #a9895b 60%, #7c6238);
  box-shadow: 0 22px 50px -18px rgba(99, 76, 40, 0.55), inset 0 0 0 1px rgba(255,255,255,0.3);
  display: grid;
  place-items: center;
  transition: transform 0.5s var(--ease);
}
.coin .disc img { width: 100%; height: 100%; object-fit: cover; }
.coin:hover .disc { transform: translateY(-6px) rotate(-2deg); }

/* Lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: clamp(20px, 5vw, 60px);
  background: rgba(10, 10, 11, 0.86);
  backdrop-filter: blur(14px);
  opacity: 0; visibility: hidden;
  transition: opacity 0.4s var(--ease), visibility 0.4s var(--ease);
}
.lightbox.open { opacity: 1; visibility: visible; }
.lb-fig { display: flex; flex-direction: column; align-items: center; gap: 20px; max-width: min(1240px, 94vw); }
.lb-fig img {
  max-width: 100%;
  max-height: 82vh;
  border-radius: 10px;
  box-shadow: 0 40px 100px -30px rgba(0,0,0,0.8);
  transform: scale(0.94); transition: transform 0.45s var(--ease);
}
.lightbox.open .lb-fig img { transform: scale(1); }
.lb-cap {
  color: rgba(255,255,255,0.82);
  font-size: 0.9rem; line-height: 1.6; text-align: center; max-width: 52ch;
  letter-spacing: 0.01em;
}
.lb-close {
  position: absolute; top: 22px; right: 26px;
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.22);
  background: rgba(255,255,255,0.08); color: #fff;
  font-size: 1.6rem; line-height: 1; cursor: pointer;
  display: grid; place-items: center;
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}
.lb-close:hover { background: rgba(255,255,255,0.18); transform: scale(1.06); }
.coin span { display: block; margin-top: 16px; font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--faint); font-weight: 600; }

.medal-video {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 30px 70px -28px rgba(0,0,0,0.5), 0 0 0 1px var(--line);
  background: #0a0a0b;
  display: flex;
  justify-content: center;
  align-items: center;
}
.medal-video video {
  display: block;
  width: auto;
  max-width: 100%;
  max-height: clamp(380px, 52vw, 560px);
}
.medal-video .vcap {
  position: absolute; left: 16px; bottom: 14px;
  color: rgba(255,255,255,0.9); font-size: 0.78rem; letter-spacing: 0.02em;
  text-shadow: 0 1px 3px rgba(0,0,0,0.6); pointer-events: none;
}


.inline-link { color: var(--accent-deep); border-bottom: 1px solid rgba(154,123,79,0.4); transition: border-color 0.25s var(--ease); font-weight: 500; }
.inline-link:hover { border-bottom-color: var(--accent-deep); }

/* ---------- Schedule ---------- */
.sched-head { display: flex; justify-content: space-between; align-items: end; flex-wrap: wrap; gap: 20px; }
.sched-note { font-size: 0.9rem; color: var(--muted); display: inline-flex; align-items: center; gap: 9px; max-width: 40ch; }
.sched-note .sw { width: 14px; height: 14px; border-radius: 4px; background: var(--accent-soft); border: 1px solid rgba(154,123,79,0.3); flex: none; }

.session { margin-top: 58px; }
.session-bar {
  display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap;
  padding-bottom: 16px; margin-bottom: 8px;
  border-bottom: 1px solid var(--line-strong);
}
.session-bar .sn { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.14em; color: var(--accent); text-transform: uppercase; }
.session-bar h3 { font-size: clamp(1.2rem, 2.3vw, 1.6rem); font-weight: 600; letter-spacing: -0.02em; }
.session-bar .chair { font-size: 0.85rem; color: var(--faint); margin-left: auto; }

.talk {
  display: grid;
  grid-template-columns: 110px 54px 1fr;
  gap: 20px;
  padding: 24px 4px;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.talk .time { font-size: 0.82rem; color: var(--faint); font-variant-numeric: tabular-nums; padding-top: 6px; letter-spacing: 0.01em; }
.avatar {
  width: 54px; height: 54px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  font-weight: 600; font-size: 0.95rem; letter-spacing: 0.01em;
  overflow: hidden; flex: none;
}
.section-alt .avatar { background: #fff; }
.avatar img { width: 100%; height: 100%; object-fit: cover; }
.talk.plenary .avatar { background: radial-gradient(circle at 35% 30%, #d9c7a6, #a9895b 65%, #7c6238); color: #fff; border-color: transparent; }

.talk .info .name { font-size: 1.06rem; font-weight: 600; letter-spacing: -0.01em; }
.talk .info .aff { font-size: 0.85rem; color: var(--faint); margin-top: 2px; }
.talk .info .ttl { font-size: 0.98rem; color: var(--ink-soft); margin-top: 10px; line-height: 1.45; }

.vk-comment {
  margin-top: 16px;
  position: relative;
  background: var(--accent-soft);
  border: 1px solid rgba(154,123,79,0.18);
  border-radius: 14px;
  padding: 15px 18px 15px 46px;
  font-family: var(--serif);
  font-size: 0.97rem;
  line-height: 1.5;
  color: var(--accent-deep);
}
.section-alt .vk-comment { background: rgba(154,123,79,0.08); }
.vk-comment::before {
  content: "\201C";
  position: absolute;
  left: 14px; top: 8px;
  font-family: var(--serif);
  font-size: 2rem;
  line-height: 1;
  color: var(--accent);
  opacity: 0.6;
}
.vk-comment::after {
  content: "\201D";
  position: absolute;
  right: 14px;
  bottom: 4px;
  font-family: var(--serif);
  font-size: 2rem;
  line-height: 3;
  color: var(--accent);
  opacity: 0.6;
}
.vk-comment .by { display: block; margin-top: 8px; font-family: var(--sans); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); font-weight: 600; }

/* abstract disclosure */
.abstract { margin-top: 12px; }
.abstract summary {
  cursor: pointer;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
  padding: 4px 0;
  transition: color 0.25s var(--ease);
  user-select: none;
}
.abstract summary::-webkit-details-marker { display: none; }
.abstract summary::before {
  content: "";
  width: 7px; height: 7px;
  border-right: 1.6px solid currentColor;
  border-bottom: 1.6px solid currentColor;
  transform: rotate(-45deg);
  transition: transform 0.3s var(--ease);
  margin-top: -2px;
}
.abstract[open] summary::before { transform: rotate(45deg); margin-top: 2px; }
.abstract summary:hover { color: var(--accent); }
.abstract .atext {
  margin-top: 10px;
  font-size: 0.93rem;
  line-height: 1.62;
  color: var(--ink-soft);
  max-width: 70ch;
  padding-left: 15px;
  border-left: 2px solid var(--line-strong);
  animation: abstract-in 0.4s var(--ease);
}
@keyframes abstract-in { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

/* breaks / meals */
.interlude {
  display: flex; align-items: center; gap: 16px;
  padding: 16px 4px; color: var(--faint);
  font-size: 0.86rem; letter-spacing: 0.02em;
}
.interlude .time { font-variant-numeric: tabular-nums; min-width: 110px; }
.interlude .lbl { font-weight: 600; color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase; font-size: 0.76rem; }
.interlude .loc { color: var(--faint); }
.interlude::after { content: ""; flex: 1; height: 1px; background: var(--line); }

@media (max-width: 680px) {
  .talk { grid-template-columns: 44px 1fr; gap: 14px; }
  .talk .time { grid-column: 1 / -1; grid-row: 1; padding-top: 0; order: -1; }
  .avatar { width: 44px; height: 44px; font-size: 0.82rem; }
  .interlude { flex-wrap: wrap; }
}

/* ---------- Reflection pull ---------- */
.reflect { text-align: center; }
.reflect .big {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3.6vw, 2.6rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  max-width: 26ch;
  margin: 0 auto;
}
.reflect .big em { color: var(--accent-deep); font-style: italic; }
.reflect p.body {
  max-width: 58ch; margin: 30px auto 0; color: var(--ink-soft);
  font-size: clamp(1rem, 1.6vw, 1.15rem); line-height: 1.6;
}
.reflect .attrib { margin-top: 30px; font-size: 0.85rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--faint); font-weight: 600; }

/* ---------- Gallery / carousel ---------- */
.gallery-head { display: flex; justify-content: space-between; align-items: end; flex-wrap: wrap; gap: 16px; margin-bottom: 40px; }
.carousel { position: relative; }
.track-wrap { overflow: hidden; border-radius: var(--radius); }
.track {
  display: flex;
  transition: transform 0.7s var(--ease);
  will-change: transform;
}
.slide { min-width: 100%; position: relative; }
.slide img { width: 100%; height: clamp(300px, 56vw, 620px); object-fit: cover; }
.slide .cap {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 60px 30px 24px;
  background: linear-gradient(to top, rgba(0,0,0,0.62), transparent);
  color: #fff;
}
.slide .cap .ct { font-size: clamp(1rem, 2vw, 1.3rem); font-weight: 600; letter-spacing: -0.01em; }
.slide .cap .cs { font-size: 0.84rem; opacity: 0.82; margin-top: 3px; }

.car-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 48px; height: 48px; border-radius: 50%;
  background: rgba(255,255,255,0.82); backdrop-filter: blur(8px);
  border: 1px solid var(--line); cursor: pointer;
  display: grid; place-items: center; z-index: 3;
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}
.car-btn:hover { background: #fff; transform: translateY(-50%) scale(1.06); }
.car-btn svg { width: 20px; height: 20px; stroke: var(--ink); fill: none; stroke-width: 1.8; }
.car-btn.prev { left: 18px; }
.car-btn.next { right: 18px; }
.dots { display: flex; gap: 9px; justify-content: center; margin-top: 24px; }
.dots button {
  width: 8px; height: 8px; border-radius: 50%; border: none; cursor: pointer;
  background: var(--line-strong); transition: all 0.3s var(--ease); padding: 0;
}
.dots button.on { background: var(--accent); width: 24px; border-radius: 4px; }
@media (max-width: 680px) { .car-btn { width: 40px; height: 40px; } .car-btn.prev{left:10px} .car-btn.next{right:10px} }

/* ---------- Organizers ---------- */
.org-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 22px; margin-top: 54px; }
.org-card > div { min-width: 0; }
.talk .info { min-width: 0; }
.org-card {
  background: var(--bg-alt); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 34px; display: flex; gap: 20px; align-items: center;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.section-alt .org-card { background: #fff; }
.org-card:hover { transform: translateY(-4px); box-shadow: 0 20px 44px -24px rgba(0,0,0,0.3); }
.org-card .mono {
  width: 72px; height: 72px; border-radius: 50%; flex: none;
  display: grid; place-items: center; font-size: 1.4rem; font-weight: 600;
  color: var(--accent-deep); background: var(--accent-soft);
  border: 1px solid rgba(154,123,79,0.22);
  overflow: hidden;
}
.org-card .mono img { width: 100%; height: 100%; object-fit: cover; }
.org-card .on { font-size: 1.2rem; font-weight: 600; letter-spacing: -0.01em; }
.org-card .oa { font-size: 0.9rem; color: var(--muted); margin-top: 3px; }
.org-card .or { font-size: 0.76rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); font-weight: 600; margin-bottom: 8px; }
@media (max-width: 680px) { .org-grid { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
footer { background: var(--bg-dark); color: #d6d6d8; padding: 70px 0 40px; }
footer .fgrid { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; align-items: start; }
footer .fbrand { font-size: 1.1rem; font-weight: 600; color: #fff; letter-spacing: -0.01em; }
footer .fbrand span { color: var(--accent); }
footer .fmeta { margin-top: 10px; font-size: 0.88rem; color: #86868b; line-height: 1.7; }
footer .fright { text-align: right; font-size: 0.82rem; color: #86868b; line-height: 1.8; }
footer a.inline-link { color: #cbb48c; border-bottom-color: rgba(203,180,140,0.35); }
footer .frule { height: 1px; background: rgba(255,255,255,0.09); margin: 40px 0 24px; }
footer .fbot { font-size: 0.78rem; color: #6e6e73; }
@media (max-width: 680px) { footer .fright { text-align: left; } }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .track { transition: none; }
}