/* ============================================================
   Ilm Exhibit — /ilm-exhibit                        [Design v1]
   One-card-per-screen vertical snap deck. Slide 1: hero;
   slides 2-6: fact-file cards, each fitted to a single viewport
   with a slim media rail + "Meanwhile in Europe" side panel.
   Uses global variables from style.css (cream/gold palette).
   ============================================================ */

.ex-page {
  padding: 0;
}

/* ---------------- Snap deck ---------------- */

.ex-deck {
  height: calc(100vh - var(--header-h, 64px));
  height: calc(100dvh - var(--header-h, 64px));
  overflow-y: auto;
  scroll-snap-type: y mandatory;
  overscroll-behavior-y: contain;
  scrollbar-width: thin;
  scrollbar-color: rgba(184, 134, 11, 0.4) transparent;
}

.ex-deck:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: -2px;
}

.ex-slide {
  min-height: 100%;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--header-h, 64px) + var(--space-md)) var(--space-lg) var(--space-lg);
}

/* ---------------- Hero slide ---------------- */

.ex-hero {
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
}

.ex-version {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.15rem 0.7rem;
  margin-bottom: var(--space-md);
}

.ex-hero-ornament {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.ex-hero-ornament span {
  height: 1px;
  width: 72px;
  background: linear-gradient(90deg, transparent, var(--color-secondary));
}

.ex-hero-ornament span:last-child {
  background: linear-gradient(270deg, transparent, var(--color-secondary));
}

.ex-star8 {
  width: 24px;
  height: 24px;
  fill: var(--color-secondary);
  flex-shrink: 0;
}

.ex-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.05;
  margin: 0 0 var(--space-xs);
}

.ex-subtitle {
  font-size: 1.12rem;
  font-style: italic;
  color: var(--color-secondary);
  margin: 0 0 var(--space-md);
}

.ex-intro {
  font-size: 0.98rem;
  line-height: 1.65;
  color: var(--color-text-light);
  max-width: 720px;
  margin: 0 auto var(--space-md);
}

.ex-key {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-xs) var(--space-lg);
  margin-bottom: var(--space-md);
}

.ex-key-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-light);
}

.ex-key-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.ex-dot-obligation { background: #63370D; }
.ex-dot-prophetic { background: #1A6B8A; }
.ex-dot-crossover { background: #2D6A4F; }

.ex-honesty {
  display: inline-block;
  font-size: 0.9rem;
  font-style: italic;
  color: var(--color-text-muted);
  background: var(--color-bg-warm);
  border: 1px solid var(--color-border-light);
  border-radius: 8px;
  padding: var(--space-xs) var(--space-lg);
  margin: 0;
}

/* ---------------- Fact-file card ---------------- */

/* Desktop: media rail | body | west panel — one card per screen. */
.ilm-card {
  position: relative;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr) 300px;
  grid-template-areas:
    "media body west";
  gap: 0;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(26, 26, 26, 0.06), 0 2px 8px rgba(184, 134, 11, 0.08);
  overflow: hidden;
}

/* gold inner frame */
.ilm-card::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(184, 134, 11, 0.28);
  border-radius: 9px;
  pointer-events: none;
  z-index: 1;
}

/* mechanism accent stripe */
.ilm-card--obligation { border-top: 3px solid #63370D; }
.ilm-card--prophetic { border-top: 3px solid #1A6B8A; }
.ilm-card--crossover { border-top: 3px solid #2D6A4F; }

.ilm-card--flip {
  grid-template-columns: 300px minmax(0, 1fr) 220px;
  grid-template-areas:
    "west body media";
}

/* ---------------- Media rail ---------------- */

.ilm-media {
  grid-area: media;
  position: relative;
  margin: 0;
  min-height: 0;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 42%, rgba(212, 168, 67, 0.12), transparent 65%),
    repeating-linear-gradient(45deg, rgba(184, 134, 11, 0.045) 0 2px, transparent 2px 18px),
    var(--color-bg-warm);
}

.ilm-medallion {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.ilm-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* featured date block */
.ilm-year {
  position: absolute;
  left: var(--space-sm);
  right: var(--space-sm);
  bottom: var(--space-sm);
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.3rem;
  background: linear-gradient(160deg, rgba(16, 19, 26, 0.92), rgba(26, 34, 48, 0.88));
  backdrop-filter: blur(5px);
  border: 1px solid rgba(212, 168, 67, 0.35);
  border-radius: 10px;
  padding: var(--space-md) var(--space-sm) var(--space-sm);
  box-shadow: 0 8px 24px rgba(26, 26, 26, 0.35);
}

.ilm-year-value {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  line-height: 1;
  color: #F5EDD6;
}

.ilm-year-era {
  font-size: 0.38em;
  font-weight: 600;
  letter-spacing: 0.08em;
  vertical-align: baseline;
  margin-left: 0.1em;
  color: rgba(245, 237, 214, 0.75);
}

.ilm-year-label {
  font-size: 0.78rem;
  line-height: 1.35;
  color: rgba(245, 237, 214, 0.82);
}

/* ---------------- Body ---------------- */

.ilm-body {
  grid-area: body;
  padding: var(--space-lg) var(--space-xl);
  min-width: 0;
}

.ilm-kicker {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-secondary);
  background: var(--color-secondary-pale);
  border-radius: 999px;
  padding: 0.2rem 0.7rem;
  margin-bottom: var(--space-xs);
}

.ilm-titles {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-xs) var(--space-md);
  margin-bottom: var(--space-xxs, 0.25rem);
}

.ilm-title {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 600;
  line-height: 1.15;
  color: var(--color-primary);
  margin: 0;
}

.ilm-arabic {
  font-family: var(--font-arabic);
  font-size: 1.15rem;
  line-height: 1.5;
  color: var(--color-secondary);
}

.ilm-origins {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  font-size: 0.82rem;
  font-style: italic;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-xs);
}

.ilm-pin {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
  transform: translateY(2px);
  color: var(--color-secondary);
}

.ilm-summary {
  font-size: 0.94rem;
  line-height: 1.55;
  color: var(--color-text-light);
  margin: 0 0 var(--space-sm);
}

/* ---------------- Facts ---------------- */

.ilm-facts {
  list-style: none;
  margin: 0 0 var(--space-sm);
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.ilm-facts li {
  padding-left: 0.9rem;
  border-left: 2px solid var(--color-border);
  font-size: 0.86rem;
  line-height: 1.5;
}

.ilm-fact-label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  color: var(--color-primary);
}

.ilm-fact-text {
  color: var(--color-text-light);
}

/* ---------------- Crossover note & sources ---------------- */

.ilm-crossover {
  font-size: 0.82rem;
  line-height: 1.5;
  color: #244d3c;
  background: var(--color-accent-pale);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 8px 8px 0;
  padding: var(--space-xs) var(--space-sm);
  margin-bottom: var(--space-sm);
}

.ilm-sources {
  font-size: 0.74rem;
  line-height: 1.5;
  color: var(--color-text-muted);
  border-top: 1px dashed var(--color-border);
  padding-top: var(--space-xs);
  margin: 0;
}

/* ---------------- "Meanwhile in Europe" side panel ---------------- */

.ilm-west {
  grid-area: west;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  background:
    linear-gradient(160deg, #10131a 0%, #1a2230 60%, #232e40 100%);
  padding: var(--space-lg);
  color: #EDE7DA;
  min-width: 0;
}

.ilm-card .ilm-west { border-radius: 0; }
.ilm-card:not(.ilm-card--flip) .ilm-west { border-left: 1px solid rgba(212, 168, 67, 0.25); }
.ilm-card--flip .ilm-west { border-right: 1px solid rgba(212, 168, 67, 0.25); }

.ilm-west-heading {
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.4;
  color: var(--color-secondary-light);
  margin: 0 0 0.35rem;
}

.ilm-west-thenyear {
  display: block;
  color: #EDE7DA;
  opacity: 0.85;
  text-transform: none;
  letter-spacing: 0.02em;
  margin: -0.2rem 0 0.35rem;
}

.ilm-west-then p,
.ilm-catchup-text {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.55;
  color: rgba(237, 231, 218, 0.88);
}

.ilm-west-catchup {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-top: auto;
  padding-top: var(--space-md);
  border-top: 1px dashed rgba(237, 231, 218, 0.25);
}

.ilm-arrow {
  width: 18px;
  height: 18px;
  transform: rotate(90deg);
  color: var(--color-secondary-light);
}

.ilm-catchup-year {
  align-self: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.1rem;
}

.ilm-catchup-value {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(2rem, 3.4vw, 2.7rem);
  line-height: 1;
  color: var(--color-secondary-light);
}

.ilm-catchup-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(237, 231, 218, 0.75);
}

.ilm-gap {
  align-self: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.1rem;
  margin-top: var(--space-md);
}

.ilm-gap-value {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  line-height: 1;
  color: #F5EDD6;
}

.ilm-gap-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-secondary-light);
}

.ilm-gap-note {
  max-width: 220px;
  font-size: 0.66rem;
  font-style: italic;
  line-height: 1.45;
  color: rgba(237, 231, 218, 0.55);
  margin-top: var(--space-xs);
}

/* ---------------- Slider controls ---------------- */

.ex-nav {
  position: fixed;
  right: var(--space-lg);
  bottom: calc(var(--space-lg) + env(safe-area-inset-bottom, 0px));
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.ex-nav-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(184, 134, 11, 0.5);
  border-radius: 50%;
  background: rgba(26, 26, 26, 0.82);
  backdrop-filter: blur(4px);
  color: #F5EDD6;
  cursor: pointer;
  transition: background 0.2s ease, opacity 0.2s ease;
}

.ex-nav-arrow svg {
  width: 18px;
  height: 18px;
}

.ex-nav-arrow:hover:not(:disabled) {
  background: rgba(184, 134, 11, 0.85);
}

.ex-nav-arrow:disabled {
  opacity: 0.3;
  cursor: default;
}

.ex-nav-dots {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ex-dot {
  width: 10px;
  height: 10px;
  padding: 0;
  border: 1px solid rgba(184, 134, 11, 0.6);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.ex-dot.is-active {
  background: var(--color-secondary);
  transform: scale(1.25);
}

/* ---------------- Responsive ---------------- */

@media (max-width: 1180px) {
  /* West panel drops under the body; media stays a left rail. */
  .ilm-card {
    grid-template-columns: 190px minmax(0, 1fr);
    grid-template-areas:
      "media body"
      "media west";
  }

  .ilm-card--flip {
    grid-template-columns: minmax(0, 1fr) 190px;
    grid-template-areas:
      "body media"
      "west media";
  }

  .ilm-west {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md) var(--space-xl);
    align-items: start;
    margin-top: auto;
  }

  .ilm-card--flip .ilm-west {
    order: 3;
  }

  .ilm-west-catchup {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
  }

  .ilm-arrow {
    transform: none;
  }

  .ilm-gap {
    margin-top: var(--space-sm);
  }
}

@media (max-width: 900px) {
  /* Mobile: disable the deck; normal scrolling, stacked cards. */
  .ex-deck {
    height: auto;
    overflow: visible;
    scroll-snap-type: none;
    overscroll-behavior: auto;
  }

  .ex-slide {
    min-height: 0;
    scroll-snap-align: auto;
    scroll-snap-stop: normal;
    display: block;
    padding: var(--space-xl) var(--space-md);
  }

  .ex-hero {
    padding-top: var(--space-xl);
  }

  .ex-nav {
    display: none;
  }

  .ilm-card,
  .ilm-card--flip {
    grid-template-columns: 1fr;
    grid-template-areas:
      "media"
      "body"
      "west";
  }

  .ilm-media {
    min-height: 200px;
  }

  .ilm-body {
    padding: var(--space-lg);
  }

  .ilm-west,
  .ilm-card--flip .ilm-west {
    grid-template-columns: 1fr;
  }

  .ilm-year-value {
    white-space: nowrap;
  }
}

@media (max-width: 520px) {
  .ilm-title {
    font-size: 1.3rem;
  }

  .ilm-arabic {
    font-size: 1.05rem;
  }
}

/* Reduced motion: no smooth snapping side effects. */
@media (prefers-reduced-motion: reduce) {
  .ex-deck {
    scroll-behavior: auto;
  }
}

/* ---------------- RTL ---------------- */

[dir="rtl"] .ilm-facts li {
  padding-left: 0;
  padding-right: 0.9rem;
  border-left: none;
  border-right: 2px solid var(--color-border);
}

[dir="rtl"] .ilm-year {
  left: var(--space-sm);
  right: var(--space-sm);
}

[dir="rtl"] .ilm-crossover {
  border-left: none;
  border-right: 3px solid var(--color-accent);
  border-radius: 8px 0 0 8px;
}

/* Mirror the desktop card columns. */
[dir="rtl"] .ilm-card {
  grid-template-columns: 300px minmax(0, 1fr) 220px;
  grid-template-areas:
    "west body media";
}

[dir="rtl"] .ilm-card--flip {
  grid-template-columns: 220px minmax(0, 1fr) 300px;
  grid-template-areas:
    "media body west";
}

[dir="rtl"] .ilm-card:not(.ilm-card--flip) .ilm-media {
  border-radius: 0;
}

@media (max-width: 1180px) {
  [dir="rtl"] .ilm-card,
  [dir="rtl"] .ilm-card--flip {
    direction: rtl;
    grid-template-columns: 190px minmax(0, 1fr);
    grid-template-areas:
      "media body"
      "media west";
  }
}

@media (max-width: 900px) {
  [dir="rtl"] .ilm-card,
  [dir="rtl"] .ilm-card--flip {
    grid-template-columns: 1fr;
    grid-template-areas:
      "media"
      "body"
      "west";
  }

  [dir="rtl"] .ex-nav-arrow svg,
  [dir="rtl"] .ilm-arrow {
    transform: scaleX(-1);
  }
}