/* ==========================================================================
   HERHACK 2026 — sections.css (part 1)
   Hero, countdown, marquee, about, tracks, awards, why, schedule.
   ========================================================================== */

/* ================================================================ HERO === */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: calc(var(--nav-h) + clamp(28px, 5vw, 70px));
  padding-bottom: 130px;
  overflow: hidden;
}

.hero__wash {
  position: absolute;
  inset: -10% -5% auto;
  height: 130%;
  pointer-events: none;
  background:
    radial-gradient(46% 42% at 12% 8%, rgba(255, 90, 61, 0.2), transparent 62%),
    radial-gradient(40% 38% at 86% 14%, rgba(169, 149, 255, 0.2), transparent 64%),
    radial-gradient(30% 26% at 66% 86%, rgba(201, 244, 90, 0.12), transparent 66%);
}

.hero__inner {
  position: relative;
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.88fr);
  grid-template-areas:
    "head head"
    "copy art";
  gap: clamp(18px, 3vw, 44px) clamp(20px, 3vw, 48px);
  align-items: center;
  flex: 1;
}

.hero__head { grid-area: head; position: relative; z-index: 2; }
.hero__copy { grid-area: copy; position: relative; z-index: 2; align-self: end; padding-bottom: 6px; }

.hero__title {
  font-size: var(--fs-display);
  font-weight: 700;
  line-height: 0.82;
  letter-spacing: -0.062em;
  text-transform: uppercase;
}
.hero__line { display: block; transform: translate3d(0, var(--py, 0px), 0); }
.hero__line--alt { color: var(--coral); }
.hero__accent {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.015em;
  text-transform: none;
  margin-left: 0.04em;
}

.hero__sub {
  margin-top: clamp(20px, 2.4vw, 32px);
  font-size: var(--fs-lead);
  color: var(--ink-70);
  max-width: 42ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(26px, 3vw, 40px);
}

.hero__note {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: clamp(18px, 2vw, 26px);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.11em;
  color: var(--ink-55);
}

/* hero art */
.hero__art { grid-area: art; position: relative; align-self: center; }
.hero__bloom {
  transform: translate3d(0, var(--py, 0px), 0);
  filter: drop-shadow(0 50px 70px rgba(255, 90, 61, 0.16));
}

.term {
  position: absolute;
  left: 0;
  bottom: 4%;
  width: min(74%, 292px);
  background: rgba(23, 21, 26, 0.93);
  color: #e7ece3;
  border-radius: 14px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: translate3d(0, var(--py, 0px), 0);
  animation: floaty 8s ease-in-out infinite;
}
.term__bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  color: rgba(255, 248, 243, 0.6);
}
.term__dots { display: flex; gap: 5px; }
.term__dots i { width: 8px; height: 8px; border-radius: 50%; background: rgba(255, 255, 255, 0.22); }
.term__dots i:nth-child(1) { background: var(--coral); }
.term__dots i:nth-child(2) { background: var(--lime); }
.term__dots i:nth-child(3) { background: var(--lavender); }
.term__body { padding: 13px 14px 15px; font-family: var(--font-mono); font-size: 0.68rem; line-height: 1.95; }
.term__line.is-dim { color: #8b93a6; }
.term__line.is-ok { color: var(--lime); }
.term__line.is-accent { color: var(--coral); }

.hero__foot {
  position: relative;
  width: 100%;
  max-width: var(--maxw);
  margin: clamp(26px, 3.4vw, 48px) auto 0;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}
.hero__date {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--ink-55);
}
.scroll-cue {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  color: var(--ink-55);
  transition: color 0.3s var(--ease);
}
.scroll-cue:hover { color: var(--coral); }
.scroll-cue__line {
  width: 40px;
  height: 1px;
  background: currentColor;
  position: relative;
  overflow: hidden;
}
.scroll-cue__line::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--coral);
  transform: translateX(-100%);
  animation: cue 2.6s var(--ease) infinite;
}
@keyframes cue {
  0% { transform: translateX(-100%); }
  55%, 100% { transform: translateX(100%); }
}

/* =========================================================== COUNTDOWN === */
.countdown {
  position: relative;
  z-index: 5;
  width: 100%;
  max-width: var(--maxw);
  margin: -80px auto 0;
  padding-inline: var(--gutter);
}
.countdown__panel {
  position: relative;
  overflow: hidden;
  background: var(--dark);
  color: var(--cream);
  border-radius: var(--r-lg);
  padding: clamp(24px, 3.6vw, 48px);
  box-shadow: 0 50px 90px -50px rgba(23, 21, 26, 0.9);
}
.countdown__panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 90% at 88% 0%, rgba(255, 90, 61, 0.3), transparent 62%),
    radial-gradient(50% 80% at 4% 100%, rgba(169, 149, 255, 0.28), transparent 64%);
  pointer-events: none;
}
.countdown__head {
  position: relative;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-bottom: clamp(16px, 2vw, 24px);
}
.countdown__title {
  font-family: var(--font-mono);
  font-size: clamp(0.9rem, 1.6vw, 1.1rem);
  font-weight: 600;
  letter-spacing: 0.24em;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.countdown__sub {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: rgba(255, 248, 243, 0.6);
}
.countdown__grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(8px, 1.2vw, 14px);
}
.cd-cell {
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: clamp(16px, 2.4vw, 26px) clamp(6px, 1vw, 12px);
  border-radius: 18px;
  border: 1px solid rgba(255, 248, 243, 0.16);
  background: rgba(255, 248, 243, 0.035);
  box-shadow: inset 0 -3px 0 0 var(--accent);
}
.cd-cell::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(70% 100% at 50% 118%, var(--accent), transparent 68%);
  opacity: 0.24;
}
.cd-cell__num {
  position: relative;
  display: block;
  font-size: clamp(2rem, 5.4vw, 3.9rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.055em;
  font-variant-numeric: tabular-nums;
}
.cd-cell__num.is-tick { animation: cd-tick 0.42s var(--ease); }
@keyframes cd-tick {
  0% { transform: translateY(-5px) scale(0.97); color: var(--accent); opacity: 0.5; }
  100% { transform: none; color: inherit; opacity: 1; }
}
.cd-cell__lab {
  position: relative;
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: rgba(255, 248, 243, 0.55);
}
.facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}
.facts__i {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 13px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(255, 248, 243, 0.2);
  background: rgba(255, 248, 243, 0.05);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
}
.facts__i span { color: rgba(255, 248, 243, 0.5); }
.facts__i b { color: var(--cream); font-weight: 600; }
.countdown__org {
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  color: rgba(255, 248, 243, 0.45);
  line-height: 1.7;
  max-width: 32ch;
}
.countdown__foot {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: clamp(16px, 2.6vw, 32px);
  flex-wrap: wrap;
  margin-top: clamp(18px, 2.4vw, 28px);
  padding-top: clamp(16px, 2.2vw, 24px);
  border-top: 1px solid rgba(255, 248, 243, 0.14);
}
.countdown__date {
  font-size: clamp(1.1rem, 2.4vw, 1.75rem);
  font-weight: 600;
  letter-spacing: -0.03em;
}
.countdown__detail {
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.13em;
  color: rgba(255, 248, 243, 0.6);
}
.countdown__act { display: grid; gap: 10px; justify-items: start; }
.countdown__deadline {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.1em;
  color: rgba(255, 248, 243, 0.5);
}

/* ================================================================ ABOUT == */
.about__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.04fr);
  gap: clamp(24px, 4vw, 64px);
  align-items: center;
}
.about__art { position: relative; }
.about__art > svg { transform: translate3d(0, var(--py, 0px), 0); }

.about__copy { display: grid; gap: 18px; }
.about__p { font-size: var(--fs-lead); color: var(--ink-70); }
.about__p:first-child { color: var(--ink); }

.about__quote {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 6px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.35rem, 3.1vw, 2.15rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.about__quote .glyph { width: 30px; height: 30px; flex: none; }

.hl-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(14px, 1.8vw, 22px);
  margin-top: clamp(46px, 6vw, 88px);
}
.hl {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 2.6vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--cream);
  transition: transform 0.45s var(--ease), border-color 0.35s var(--ease), box-shadow 0.45s var(--ease);
}
.hl::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s var(--ease);
}
.hl:hover { transform: translateY(-6px); border-color: var(--accent); box-shadow: var(--shadow-md); }
.hl:hover::after { transform: scaleX(1); }
.hl__glyph { display: block; width: 34px; height: 34px; margin-bottom: 16px; }
.hl__title {
  font-size: 1.02rem;
  letter-spacing: 0.16em;
  font-family: var(--font-mono);
  font-weight: 600;
  margin-bottom: 10px;
}
.hl__text { color: var(--ink-70); font-size: 0.96rem; }
.hl__i {
  position: absolute;
  top: 18px;
  right: 20px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-35);
}

/* =============================================================== TRACKS === */
.rail { position: relative; }
.rail__track {
  display: flex;
  gap: clamp(14px, 1.8vw, 24px);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-inline: var(--gutter);
  padding-block: 10px 26px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.rail__track::-webkit-scrollbar { display: none; }

.tcard {
  position: relative;
  overflow: hidden;
  flex: 0 0 clamp(272px, 31vw, 400px);
  scroll-snap-align: center;
  display: flex;
  flex-direction: column;
  padding: clamp(22px, 2.4vw, 30px);
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--cream);
  opacity: 0;
  transform: translate3d(0, 34px, 0);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out), box-shadow 0.5s var(--ease),
    border-color 0.4s var(--ease);
  transition-delay: 0s, calc(var(--i, 0) * 70ms), 0s, 0s;
}
.tcard.is-in { opacity: 1; transform: none; }
.tcard:hover, .tcard.is-open {
  border-color: var(--accent);
  box-shadow: 0 34px 70px -40px var(--accent), var(--shadow-md);
}

.tcard__glow {
  position: absolute;
  inset: auto -30% -60% -30%;
  height: 70%;
  background: radial-gradient(50% 60% at 50% 100%, var(--accent), transparent 70%);
  opacity: 0;
  transition: opacity 0.55s var(--ease);
  pointer-events: none;
}
.tcard:hover .tcard__glow, .tcard.is-open .tcard__glow { opacity: 0.24; }

.tcard__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}
.tcard__num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: var(--r-pill);
  padding: 4px 10px;
}
.tcard__kicker {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  color: var(--ink-35);
  text-align: right;
}
.tcard__title {
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 0.95;
}
.tcard__art {
  margin: 22px 0;
  padding: 10px 0;
  transform: scale(0.96);
  transform-origin: center;
  transition: transform 0.6s var(--ease);
}
.tcard:hover .tcard__art, .tcard.is-open .tcard__art { transform: scale(1.04); }
.tcard__text { color: var(--ink-70); font-size: 0.98rem; }
.tcard__prize {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 10px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  color: var(--ink-70);
}
.tcard__prize-k {
  color: var(--accent);
  letter-spacing: 0.18em;
}

.tcard__extra {
  display: grid;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.6s var(--ease), opacity 0.45s var(--ease), margin-top 0.5s var(--ease);
}
.tcard.is-open .tcard__extra { max-height: 420px; opacity: 1; margin-top: 16px; }
.tcard__detail { font-size: 0.88rem; color: var(--ink-55); line-height: 1.6; }
.tcard__prims { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.tcard__prims li {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  padding: 5px 10px;
  border-radius: var(--r-pill);
  background: var(--tint);
  border: 1px solid var(--line);
  color: var(--ink-70);
}

.tcard__toggle {
  margin-top: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--ink-70);
  transition: color 0.3s var(--ease);
}
.tcard__toggle:hover { color: var(--ink); }
.tcard__arrow {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--accent);
  color: #17151a;
  transition: transform 0.45s var(--ease);
}
.tcard__arrow .icon { width: 17px; height: 17px; }
.tcard:hover .tcard__arrow, .tcard.is-open .tcard__arrow { transform: translateX(5px) rotate(0deg); }
.tcard.is-open .tcard__arrow { transform: rotate(90deg); }

.rail__controls {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas: "count btns" "bar bar";
  align-items: center;
  gap: 14px 20px;
  margin-top: clamp(20px, 2.6vw, 32px);
}
.rail__count {
  grid-area: count;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--ink-55);
}
.rail__count [data-rail-current] { color: var(--ink); font-weight: 600; }
.rail__count-sep { opacity: 0.4; }
.rail__count-hint { color: var(--coral); font-size: 0.62rem; margin-left: 8px; }
.rail__btns { grid-area: btns; display: flex; gap: 8px; justify-content: flex-end; }
.rail__btn {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1.5px solid var(--line-2);
  font-size: 1.1rem;
  transition: all 0.32s var(--ease);
}
.rail__btn:hover:not(:disabled) { background: var(--ink); color: var(--cream); border-color: var(--ink); transform: translateY(-2px); }
.rail__btn:disabled { opacity: 0.3; cursor: not-allowed; }
.rail__bar {
  grid-area: bar;
  height: 3px;
  border-radius: 3px;
  background: var(--line);
  overflow: hidden;
}
.rail__bar span {
  display: block;
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, var(--coral), var(--lavender), var(--lime));
  transform-origin: left;
  transform: scaleX(0.08);
  transition: transform 0.18s linear;
}

/* ====================================================== HOW IT WORKS ==== */
.psteps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(12px, 1.6vw, 20px);
  counter-reset: pstep;
}
.pstep {
  position: relative;
  padding: clamp(22px, 2.6vw, 32px);
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--cream);
  opacity: 0;
  transform: translate3d(0, calc(26px + var(--py, 0px)), 0);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out), border-color 0.35s var(--ease),
    box-shadow 0.45s var(--ease);
  transition-delay: calc(var(--i, 0) * 90ms), calc(var(--i, 0) * 90ms), 0s, 0s;
}
.pstep.is-in { opacity: 1; transform: translate3d(0, var(--py, 0px), 0); }
.pstep::before {
  content: "";
  position: absolute;
  left: clamp(22px, 2.6vw, 32px);
  right: clamp(22px, 2.6vw, 32px);
  top: 0;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.65s var(--ease);
}
.pstep:hover { border-color: var(--accent); box-shadow: var(--shadow-md); }
.pstep:hover::before, .pstep.is-in::before { transform: scaleX(1); }
.pstep__n {
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: 500;
  line-height: 1;
  color: var(--accent);
  letter-spacing: -0.03em;
}
.pstep__title {
  margin: 16px 0 12px;
  font-size: 1.12rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.pstep__text { color: var(--ink-70); font-size: 0.95rem; }
.pstep__meta {
  display: inline-block;
  margin-top: 18px;
  padding: 6px 12px;
  border-radius: var(--r-pill);
  background: var(--tint);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  color: var(--ink-70);
}

/* ================================================ SUBMISSION CHECKLIST === */
.reqs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(12px, 1.6vw, 18px);
}
.req {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: clamp(20px, 2.4vw, 28px);
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--cream);
  transition: border-color 0.35s var(--ease), transform 0.45s var(--ease);
}
.req:hover { border-color: var(--coral); transform: translateY(-4px); }
.req__tick {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--cream);
  font-size: 0.8rem;
  flex: none;
}
.req__title {
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.req__text { color: var(--ink-70); font-size: 0.92rem; }

/* ============================================================ JUDGING ==== */
.crit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(12px, 1.6vw, 20px);
}
.crit {
  padding: clamp(22px, 2.6vw, 32px);
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--cream);
  transition: transform 0.45s var(--ease), border-color 0.35s var(--ease), box-shadow 0.45s var(--ease);
}
.crit:hover { transform: translateY(-6px); border-color: var(--accent); box-shadow: var(--shadow-md); }
.crit__glyph { display: block; width: 32px; height: 32px; margin-bottom: 18px; color: var(--accent); }
.crit__title {
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.crit__text { color: var(--ink-70); font-size: 0.93rem; }
.judging__note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: clamp(30px, 4vw, 48px);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--ink-55);
  text-align: center;
}

/* =========================================================== WHY HERHACK = */
.stats--light { margin-bottom: clamp(30px, 4vw, 52px); }
.stats--light .stat {
  border-color: rgba(255, 248, 243, 0.16);
  background: rgba(255, 248, 243, 0.05);
}
.stats--light .stat:hover { border-color: var(--accent); }
.stats--light .stat__value { color: var(--cream); }
.stats--light .stat__label { color: rgba(255, 248, 243, 0.55); }

.why__grid--2 { grid-template-columns: repeat(2, 1fr); }

.why {
  position: relative;
  overflow: hidden;
  background: var(--dark);
  color: var(--cream);
}
.why .shead__title { color: var(--cream); }
.why .shead__sub { color: rgba(255, 248, 243, 0.62); }
.why__stars { position: absolute; inset: 0; pointer-events: none; }
.why__stars span {
  position: absolute;
  left: var(--x);
  top: var(--y);
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(255, 248, 243, 0.5);
  animation: bb-twinkle 4.5s ease-in-out infinite;
  animation-delay: calc(var(--i) * 260ms);
}
.why__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255, 248, 243, 0.14);
  border: 1px solid rgba(255, 248, 243, 0.14);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.why__item {
  padding: clamp(26px, 3vw, 42px);
  background: var(--dark);
  transition: background-color 0.45s var(--ease);
}
.why__item:hover { background: #332f39; }
.why__num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--coral);
}
.why__title {
  margin: 16px 0 14px;
  font-size: clamp(1.3rem, 2.2vw, 1.7rem);
  text-transform: uppercase;
  letter-spacing: -0.02em;
}
.why__text { color: rgba(255, 248, 243, 0.66); font-size: 0.98rem; }
.why__stat {
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 248, 243, 0.14);
  font-size: clamp(2.1rem, 4vw, 3rem);
  font-weight: 600;
  letter-spacing: -0.05em;
  line-height: 1;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}
.why__stat-label {
  display: block;
  margin-top: 10px;
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: rgba(255, 248, 243, 0.5);
  font-weight: 400;
  font-family: var(--font-mono);
}
.why__promise {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: clamp(40px, 5vw, 70px);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.35rem, 3.4vw, 2.4rem);
  text-align: center;
}

/* ============================================================ SCHEDULE === */
/* Nine-phase vertical timeline */
.timeline { position: relative; --p: 0; --accent: var(--coral); }
.tl__phases { display: grid; gap: clamp(20px, 2.6vw, 30px); }
.timeline--phases .tl__item { --accent: var(--coral); }
.tl__n {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: var(--ink-35);
  margin-bottom: 7px;
}
.tl__tbd {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--r-pill);
  border: 1px dashed var(--line-2);
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.16em;
  color: var(--ink-35);
}
.timeline__legend {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: clamp(24px, 3vw, 38px);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  color: var(--ink-55);
}
.tl__item--live .tl__node { border-style: solid; }
.tl__item--live .tl__title { color: var(--coral); }
.tl__item--open .tl__node i { background: var(--lime); }
.tl__item--tbd .tl__node { border-style: dashed; }

.timeline { position: relative; --p: 0; }
.timeline__rail {
  position: absolute;
  top: -18px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--line);
  border-radius: 2px;
  overflow: hidden;
}
.timeline__rail::after {
  content: "";
  display: block;
  height: 100%;
  width: 100%;
  transform-origin: left;
  transform: scaleX(var(--p));
  background: linear-gradient(90deg, var(--coral), var(--lavender), var(--pink), var(--lime));
  transition: transform 0.2s linear;
}
.timeline__days {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(24px, 4vw, 60px);
}
.tl__day { position: relative; }
.tl__head {
  padding-bottom: 20px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--line);
}
.tl__label {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--accent);
}
.tl__date {
  margin-top: 8px;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1;
}
.tl__note { margin-top: 10px; font-family: var(--font-mono); font-size: 0.64rem; letter-spacing: 0.1em; color: var(--ink-55); }

.tl__list { display: grid; gap: 26px; }
.tl__item {
  position: relative;
  display: grid;
  grid-template-columns: 24px 150px minmax(0, 1fr);
  gap: 14px 20px;
  align-items: start;
  opacity: 0.5;
  transition: opacity 0.6s var(--ease);
}
.tl__item.is-in { opacity: 1; }
.tl__item.is-lit { opacity: 1; }
.tl__item:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 30px;
  bottom: -26px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent) var(--lit, 0%), var(--line) var(--lit, 0%));
  border-radius: 2px;
}
.tl__item.is-lit { --lit: 100%; }
.tl__node {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--line-2);
  background: var(--bg);
  position: relative;
  z-index: 2;
  transition: all 0.5s var(--ease);
}
.tl__node i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ink-35);
  transition: all 0.5s var(--ease);
}
.tl__item.is-lit .tl__node {
  border-color: var(--accent);
  box-shadow: 0 0 0 5px var(--tint), 0 0 22px -4px var(--accent);
  transform: scale(1.08);
}
.tl__item.is-lit .tl__node i { background: var(--accent); }
.tl__time {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--ink-55);
  padding-top: 4px;
  text-align: right;
}
.tl__title {
  font-size: 1.02rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 6px;
}
.tl__text { color: var(--ink-55); font-size: 0.92rem; line-height: 1.55; }

/* --------------------------------------------------------- responsive -- */
@media (max-width: 1080px) {
  .psteps { grid-template-columns: repeat(2, 1fr); }
  .crit-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 960px) {
  .hero { min-height: 0; padding-bottom: 60px; }
  .hero__inner {
    grid-template-columns: 1fr;
    grid-template-areas: "head" "copy" "art";
    gap: 10px;
  }
  .hero__copy { align-self: start; }
  .hero__art { max-width: 520px; margin-inline: auto; width: 100%; }
  .hero__title { font-size: clamp(2.9rem, 13.5vw, 6.4rem); }
  .countdown { margin-top: -30px; }
  .countdown__grid { grid-template-columns: repeat(2, 1fr); }
  .tl__item { grid-template-columns: 24px minmax(0, 1fr); grid-template-rows: auto auto; gap: 6px 16px; }
  .tl__time { grid-column: 2; grid-row: 1; text-align: left; padding-top: 0; }
  .tl__body { grid-column: 2; grid-row: 2; }
  .why__grid--2 { grid-template-columns: 1fr; }
  .about__grid { grid-template-columns: 1fr; }
  .about__art { max-width: 480px; margin-inline: auto; }
  .hl-grid { grid-template-columns: 1fr; }
  .why__grid { grid-template-columns: 1fr; }
  .timeline__days { grid-template-columns: 1fr; gap: 44px; }
  .nav__links { display: none; }
  .burger { display: grid; }
  .status { display: none; }
  /* SIGN IN joins REGISTER NOW in the burger menu at this width instead of
     the header. A phone-width header has room for the brand, one action and
     the burger; a third pill would push the header past the viewport. The
     menu carries both, full width, so neither is lost. */
  .nav__meta .signin-slot { display: none; }
}

@media (max-width: 640px) {
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { justify-content: center; }
  .hero__foot { flex-direction: column; align-items: flex-start; gap: 10px; }
  .psteps { grid-template-columns: 1fr; }
  .reqs { grid-template-columns: 1fr; }
  .crit-grid { grid-template-columns: 1fr; }
  .countdown__foot { flex-direction: column; align-items: stretch; }
  .countdown__act { justify-items: stretch; }
  .countdown__act .btn { justify-content: center; }
  .rail__count-hint { display: none; }
  /* tracks become a clean stacked list on phones */
  .rail__track {
    flex-direction: column;
    overflow-x: visible;
    scroll-snap-type: none;
    gap: 14px;
    padding-bottom: 8px;
  }
  .tcard { flex: 1 1 auto; width: 100%; }
  .rail__btns,
  .rail__bar { display: none; }
  .rail__controls { grid-template-columns: 1fr; grid-template-areas: "count"; margin-top: 8px; }
}