/* Lift Ticket Editorial — Ridge Pass
   Signature: perforated adhesive lift ticket + barcode stub + cable punch
   Type: Space Grotesk + Instrument Serif
   Palette: snow / trail navy / blaze / cable steel / ink */

:root {
  --snow: #EEF2F6;
  --snow-deep: #D8DEE8;
  --navy: #152238;
  --navy-soft: #1E314F;
  --blaze: #D94F04;
  --blaze-soft: #F0782E;
  --cable: #8B93A0;
  --ink: #0E1116;
  --ink-mute: #4A5360;
  --ticket: #F7F9FC;
  --line: rgba(21, 34, 56, 0.14);
  --shell: 70rem;
  --band: clamp(2.5rem, 6vw, 4.5rem);
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Instrument Serif", Georgia, serif;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(120% 80% at 10% -10%, color-mix(in srgb, var(--blaze) 10%, transparent), transparent 55%),
    linear-gradient(180deg, var(--snow) 0%, #F4F7FB 48%, var(--snow-deep) 100%);
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.65;
  min-height: 100vh;
}

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

a {
  color: var(--navy-soft);
  text-underline-offset: 0.18em;
}

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

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

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--navy);
  color: var(--snow);
  padding: 0.5rem 1rem;
  z-index: 100;
}

.skip:focus { left: 0.5rem; top: 0.5rem; }

.shell {
  width: min(100% - 2rem, var(--shell));
  margin-inline: auto;
}

.mast {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--ticket) 90%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.mast__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  color: var(--navy);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.wordmark__mark {
  width: 1.45rem;
  height: 1.45rem;
  border-radius: 0.2rem;
  background:
    radial-gradient(circle at 18% 50%, transparent 0 18%, var(--navy) 19% 28%, transparent 29%),
    repeating-linear-gradient(90deg, transparent 0 2px, var(--cable) 2px 3px),
    linear-gradient(180deg, var(--ticket), var(--snow-deep));
  box-shadow:
    inset 0 0 0 1px var(--navy),
    2px 0 0 color-mix(in srgb, var(--blaze) 70%, transparent);
}

.nav {
  display: flex;
  gap: 1.15rem;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nav a {
  text-decoration: none;
  color: var(--ink-mute);
}

.nav a[aria-current="page"],
.nav a:hover { color: var(--blaze); }

/* Hero: full-bleed lift ticket */
.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(3.5rem, 10vw, 7rem) 0 clamp(3rem, 7vw, 5rem);
  border-bottom: 1px dashed color-mix(in srgb, var(--cable) 55%, transparent);
  background:
    linear-gradient(105deg, color-mix(in srgb, var(--navy) 92%, black) 0 42%, transparent 42%),
    linear-gradient(180deg, var(--navy) 0%, var(--navy-soft) 100%);
  color: var(--snow);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 42%;
  width: 14px;
  background:
    radial-gradient(circle at 50% 12px, transparent 0 5px, var(--snow) 6px 7px, transparent 8px) 0 0 / 14px 28px repeat-y;
  opacity: 0.95;
  z-index: 1;
  animation: perforate-pulse 4.5s ease-in-out infinite;
}

.hero__ticket {
  position: absolute;
  right: 4%;
  top: 12%;
  width: min(38%, 20rem);
  aspect-ratio: 5 / 7;
  z-index: 0;
  border-radius: 0.35rem;
  background:
    linear-gradient(180deg, var(--ticket), #E8EDF4);
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.28),
    inset 0 0 0 1px color-mix(in srgb, var(--cable) 50%, transparent);
  transform: rotate(4deg);
  animation: ticket-float 8s ease-in-out infinite;
  pointer-events: none;
}

.hero__ticket::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 38%;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--cable) 0 6px, transparent 6px 12px);
  opacity: 0.55;
}

.hero__ticket::after {
  content: "";
  position: absolute;
  left: 12%;
  right: 12%;
  bottom: 12%;
  height: 18%;
  background:
    repeating-linear-gradient(90deg, var(--ink) 0 2px, transparent 2px 4px);
  opacity: 0.55;
}

.hero__cable {
  position: absolute;
  left: -5%;
  right: -5%;
  top: 22%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cable), transparent);
  z-index: 0;
  opacity: 0.45;
  animation: cable-drift 12s linear infinite;
}

@keyframes perforate-pulse {
  0%, 100% { opacity: 0.75; }
  50% { opacity: 1; }
}

@keyframes ticket-float {
  0%, 100% { transform: rotate(4deg) translateY(0); }
  50% { transform: rotate(2.5deg) translateY(-8px); }
}

@keyframes cable-drift {
  from { transform: translateX(-2%); }
  to { transform: translateX(2%); }
}

@media (prefers-reduced-motion: reduce) {
  .hero::before,
  .hero__ticket,
  .hero__cable { animation: none; }
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 40rem;
}

.hero__brand {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 8vw, 4.6rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 0.95;
  color: var(--snow);
}

.hero h1 {
  margin: 0 0 1rem;
  font-family: var(--font-body);
  font-size: clamp(1.35rem, 2.8vw, 1.75rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.35;
  color: color-mix(in srgb, var(--snow) 88%, var(--blaze-soft));
}

.hero__stand {
  margin: 0 0 1.25rem;
  max-width: 34rem;
  color: color-mix(in srgb, var(--snow) 78%, var(--cable));
  font-size: 1.05rem;
}

.hero__stamp {
  display: inline-block;
  margin: 0;
  padding: 0.4rem 0.75rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--blaze);
  border: 1px solid color-mix(in srgb, white 25%, transparent);
}

.panel { padding: var(--band) 0; }

.panel--stub {
  background:
    repeating-linear-gradient(
      90deg,
      transparent 0 10px,
      color-mix(in srgb, var(--cable) 18%, transparent) 10px 11px
    ),
    color-mix(in srgb, var(--ticket) 70%, transparent);
  border-block: 1px dashed color-mix(in srgb, var(--cable) 45%, transparent);
}

.eyebrow {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blaze);
}

.panel h2 {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3vw, 2.05rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--navy);
}

.lede {
  display: grid;
  gap: 1rem;
  max-width: 44rem;
}

.lede p { margin: 0; color: var(--ink-mute); }

.library { display: grid; gap: 1rem; }

.entry {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: start;
  padding: 1.2rem 1.3rem;
  background: var(--ticket);
  border: 1px solid color-mix(in srgb, var(--cable) 45%, transparent);
  border-left: 4px solid var(--blaze);
  box-shadow: 0 10px 24px color-mix(in srgb, var(--navy) 6%, transparent);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.entry:hover {
  transform: translateY(-3px);
  border-color: var(--navy);
}

.entry__id {
  margin: 0;
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--navy);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  border-right: 2px dashed var(--cable);
  padding-right: 0.55rem;
}

.entry h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.entry h3 a {
  text-decoration: none;
  color: var(--navy);
}

.entry h3 a:hover { color: var(--blaze); }

.entry p {
  margin: 0;
  color: var(--ink-mute);
  font-size: 1.05rem;
}

.standards,
.not-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.85rem;
  max-width: 44rem;
}

.standards li,
.not-list li {
  padding: 0.85rem 1rem 0.85rem 1.15rem;
  border-left: 3px solid var(--blaze);
  background: color-mix(in srgb, var(--ticket) 85%, transparent);
}

.standards strong {
  color: var(--navy);
  font-family: var(--font-display);
  font-weight: 650;
}

.faq details {
  border-bottom: 1px solid var(--line);
  padding: 0.85rem 0;
}

.faq summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 650;
  color: var(--navy);
}

.faq p {
  margin: 0.65rem 0 0;
  color: var(--ink-mute);
}

.article__head {
  padding: clamp(2.5rem, 6vw, 4rem) 0 1rem;
  border-bottom: 1px dashed color-mix(in srgb, var(--cable) 50%, transparent);
}

.article__head h1 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.55rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--navy);
}

.article__meta {
  margin: 0;
  font-size: 0.95rem;
  color: var(--ink-mute);
}

.prose { max-width: 42rem; }

.prose h2 {
  margin: 2rem 0 0.75rem;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--navy-soft);
}

.prose p { margin: 0 0 1rem; }

.prose ul {
  margin: 0 0 1rem;
  padding-left: 1.2rem;
}

.prose li { margin-bottom: 0.4rem; }

.defs dt {
  font-family: var(--font-display);
  font-weight: 650;
  margin-top: 0.85rem;
  color: var(--navy);
}

.defs dd {
  margin: 0.25rem 0 0;
  color: var(--ink-mute);
}

.backlink {
  display: inline-block;
  margin-top: 1.5rem;
  font-family: var(--font-display);
  font-weight: 650;
  text-decoration: none;
  color: var(--blaze);
}

.backlink:hover { color: var(--navy); }

.colophon {
  margin-top: var(--band);
  padding: 2rem 0 2.5rem;
  border-top: 1px solid var(--line);
  background: var(--navy);
  color: color-mix(in srgb, var(--snow) 85%, white);
}

.colophon a {
  color: var(--blaze-soft);
  text-decoration: none;
}

.colophon a:hover { text-decoration: underline; }

.colophon__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.25rem;
  margin-bottom: 1rem;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.colophon p {
  margin: 0;
  font-size: 0.95rem;
  opacity: 0.85;
}

@media (max-width: 860px) {
  .hero__ticket { opacity: 0.28; }
  .hero::before { left: auto; right: 0; inset: 0 0 0 auto; }
}

@media (max-width: 640px) {
  .nav { gap: 0.75rem; font-size: 0.72rem; }
  .entry { grid-template-columns: 1fr; }
  .entry__id {
    writing-mode: horizontal-tb;
    transform: none;
    border-right: none;
    border-bottom: 2px dashed var(--cable);
    padding: 0 0 0.35rem;
    width: fit-content;
  }
  .hero__ticket { display: none; }
}