/* =========================================================================
   A-Cappella-Arrangieren — Workshop-Deck
   Built on the Adrian Goldner Design System
   ========================================================================= */

:root {
  /* tweakable runtime overrides (set by tweaks panel; fall back to brand) */
  --accent: var(--brand-500);
  --accent-soft: var(--brand-400);
  --paper: var(--surface-50);
  --pad: 7rem;          /* density: slide outer padding */
  --gap: 2.5rem;
  --display: "Outfit", system-ui, sans-serif;
}

deck-stage:not(:defined) { visibility: hidden; }

deck-stage section {
  background: var(--paper);
  color: var(--fg-1);
  font-family: var(--font-body);
  overflow: hidden;
}

/* Thumbnail-rail clones live in their own shadow root WITHOUT a <deck-stage>
   ancestor, so `deck-stage section` above never matches them — light slides
   would fall back to transparent and read as dark. Mirror the base paper
   background + ink colour onto the slide root by its own marker attribute so
   the rail previews match the real slides. Dark/title/section variants paint
   their own `.slide` div on top and still win. */
section[data-screen-label] {
  background: var(--paper);
  color: var(--fg-1);
  font-family: var(--font-body);
}

/* ---------- shared scaffolding ------------------------------------- */
.slide {
  position: absolute;
  inset: 0;
  padding: var(--pad);
  display: flex;
  flex-direction: column;
}
.slide--center { justify-content: center; }

/* eyebrow + leading-zero index */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-text);
  display: flex;
  align-items: center;
  gap: 1.1rem;
}
.eyebrow .num { color: var(--accent); }
.eyebrow .bar { flex: none; width: 3.2rem; height: 1.5px; background: var(--accent); opacity: 0.8; }

/* footer chrome (per slide) */
.foot {
  position: absolute;
  left: var(--pad);
  right: var(--pad);
  bottom: 3.2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-4);
}
.foot .pg { color: var(--fg-3); }
.slide--dark .foot { color: rgba(255,255,255,0.4); }
.slide--dark .foot .pg { color: rgba(255,255,255,0.55); }

/* display headings */
.h-mega {
  font-family: var(--display);
  font-weight: 800;
  text-transform: uppercase;
  line-height: 0.9;
  letter-spacing: -0.035em;
}
.h-lg {
  font-family: var(--display);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.025em;
}
.h-md {
  font-family: var(--display);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
}
.lede {
  font-size: 1.6rem;
  line-height: 1.5;
  color: var(--fg-2);
  max-width: 46ch;
  text-wrap: pretty;
}

.divider-rule { height: 1px; background: var(--border-subtle); width: 100%; }
.slide--dark .divider-rule { background: rgba(255,255,255,0.14); }

/* ---------- TITLE slide -------------------------------------------- */
.slide--title {
  background-color: var(--accent);
  color: var(--dark-25);
  background-image: radial-gradient(circle at 1px 1px, rgba(20,18,16,0.10) 1.5px, transparent 0);
  background-size: 38px 38px;
}
.slide--title .eyebrow { color: rgba(20,18,16,0.62); }
.slide--title .eyebrow .num,
.slide--title .eyebrow .bar { color: var(--dark-25); background: var(--dark-25); }

/* ---------- DARK / statement slides -------------------------------- */
.slide--dark {
  background-color: var(--dark-25);
  color: var(--fg-inv);
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 64px 64px;
}
.slide--dark .eyebrow { color: var(--accent); }
.slide--dark .lede { color: rgba(255,255,255,0.72); }

.statement {
  font-family: var(--display);
  font-weight: 700;
  font-size: 4.1rem;
  line-height: 1.08;
  letter-spacing: -0.025em;
  max-width: 24ch;
  text-wrap: balance;
  color: var(--fg-1);
}
.slide--dark .statement,
.slide--section .statement { color: var(--fg-inv); }
.statement .hl { color: var(--accent); }
.slide--section .kicker { color: rgba(255,255,255,0.7); }
.statement-attr {
  margin-top: 3rem;
  font-family: var(--font-mono);
  font-size: 1rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-4);
}
.slide--dark .statement-attr { color: rgba(255,255,255,0.5); }

/* big opening quotation mark */
.quote-mark {
  font-family: var(--display);
  font-weight: 800;
  font-size: 9rem;
  line-height: 0.7;
  color: var(--accent);
  margin-bottom: 1rem;
  display: block;
}

/* ---------- SECTION divider (photo) -------------------------------- */
.slide--section { padding: 0; background: var(--dark-25); }
.section-grid { position: absolute; inset: 0; display: grid; grid-template-columns: 1fr 1fr; }
.section-grid--wide { grid-template-columns: 1.05fr 0.95fr; }
.section-photo { position: relative; overflow: hidden; background: var(--dark-0); }
.section-photo img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(1) contrast(1.05) brightness(0.82);
  mix-blend-mode: luminosity;
  opacity: 0.92;
}
.section-photo::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(20,18,16,0.15), rgba(20,18,16,0.55));
}
.section-copy {
  position: relative;
  background-color: var(--dark-25);
  color: var(--fg-inv);
  padding: var(--pad) 6rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 64px 64px;
}
.section-num {
  font-family: var(--display);
  font-weight: 800;
  font-size: 11rem;
  line-height: 0.8;
  color: var(--accent);
  letter-spacing: -0.04em;
}
.section-copy .eyebrow { color: rgba(255,255,255,0.55); }
.section-copy .eyebrow .num, .section-copy .eyebrow .bar { color: var(--accent); background: var(--accent); }

/* ---------- CONTENT layouts ---------------------------------------- */
.slide-head { margin-bottom: var(--gap); }
.slide-head .h-lg { margin-top: 1.4rem; }
.slide-title-row { display: flex; align-items: baseline; gap: 1.5rem; flex-wrap: wrap; }

/* numbered / marker list */
.list { display: flex; flex-direction: column; gap: 1.1rem; }
.list-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.4rem;
  align-items: baseline;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--border-hair);
}
.list-item:last-child { border-bottom: none; }
.list-item .mk {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--accent);
  letter-spacing: 0.04em;
}
.list-item .lt { font-size: 1.45rem; line-height: 1.4; color: var(--fg-1); font-weight: 500; }
.list-item .ld { font-size: 1.25rem; line-height: 1.45; color: var(--fg-3); margin-top: 0.35rem; text-wrap: pretty; }

/* card grid (functions, contexts, techniques) */
.cards { display: grid; gap: 1.4rem; }
.cards--3 { grid-template-columns: repeat(3, 1fr); }
.cards--2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  padding: 2.1rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.card .ct {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.55rem;
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.card .ck {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-text);
}
.card .cd { font-size: 1.2rem; line-height: 1.45; color: var(--fg-3); text-wrap: pretty; }
.card .tag { align-self: flex-start; }

/* pill / tag */
.tag {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.4rem 0.95rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-strong);
  color: var(--fg-2);
}
.tag--accent { background: var(--accent); border-color: var(--accent); color: var(--dark-25); }
.tag--ok { border-color: rgba(91,196,147,0.5); color: #3f8f68; }
.tag--warn { border-color: rgba(196,101,74,0.5); color: var(--warm-500); }

/* feasibility marker (▰) */
.mkblock { color: var(--accent); }

/* ---------- RANGE chart -------------------------------------------- */
.range-wrap { display: flex; flex-direction: column; gap: 1.55rem; margin-top: auto; }
.range-row { display: grid; grid-template-columns: 9rem 1fr; align-items: center; gap: 2rem; }
.range-voice { font-family: var(--display); font-weight: 700; font-size: 1.7rem; letter-spacing: -0.01em; }
.range-track {
  position: relative;
  height: 3.2rem;
  background: var(--bg-muted);
  border: 1px solid var(--border-hair);
}
.range-scale { position: relative; height: 1rem; margin-left: 11rem; margin-top: 0.4rem; }
.range-scale span {
  position: absolute; transform: translateX(-50%);
  font-family: var(--font-mono); font-size: 0.8rem; color: var(--fg-4); letter-spacing: 0.05em;
}
.range-bar { position: absolute; top: 0; bottom: 0; }
.range-good { background: var(--accent); opacity: 0.9; }
.range-care { background: repeating-linear-gradient(45deg, var(--warm-300) 0 7px, var(--warm-200) 7px 14px); opacity: 0.85; }
.range-label {
  position: absolute; top: 50%; transform: translateY(-50%);
  font-family: var(--font-mono); font-size: 0.92rem; font-weight: 500;
  letter-spacing: 0.04em; padding: 0 0.7rem; white-space: nowrap;
}
.range-good .range-label { color: var(--dark-25); }
.range-legend { display: flex; gap: 2.2rem; margin-top: 0.5rem; }
.range-legend span { display: flex; align-items: center; gap: 0.6rem; font-size: 1.05rem; color: var(--fg-3); }
.range-legend i { width: 1.5rem; height: 0.95rem; display: inline-block; }
.lg-good { background: var(--accent); }
.lg-care { background: repeating-linear-gradient(45deg, var(--warm-300) 0 5px, var(--warm-200) 5px 10px); }

/* ---------- VOWEL dynamics buckets --------------------------------- */
.vowel-cols { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.6rem; align-items: stretch; }
.vowel-col { border: 1px solid var(--border-subtle); background: var(--bg-card); display: flex; flex-direction: column; }
.vowel-cap {
  padding: 1.3rem 1.6rem;
  font-family: var(--font-mono); font-size: 0.95rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--dark-25); display: flex; justify-content: space-between; align-items: center;
}
.vc-1 .vowel-cap { background: var(--brand-200); }
.vc-2 .vowel-cap { background: var(--brand-300); }
.vc-3 .vowel-cap { background: var(--accent); }
.vowel-body { padding: 1.8rem 1.6rem; display: flex; flex-wrap: wrap; gap: 0.8rem; align-content: flex-start; flex: 1; }
.vowel-chip {
  font-family: var(--display); font-weight: 700; font-size: 2.1rem;
  line-height: 1; padding: 0.7rem 1.05rem; border: 1px solid var(--border-subtle);
  display: flex; flex-direction: column; align-items: center; gap: 0.2rem;
}
.vowel-chip small { font-family: var(--font-body); font-weight: 500; font-size: 0.8rem; color: var(--fg-4); letter-spacing: 0.02em; }
.vowel-note { font-size: 1.15rem; color: var(--fg-3); margin-top: 1.4rem; line-height: 1.5; text-wrap: pretty; }

/* ---------- agenda ------------------------------------------------- */
.agenda { display: flex; flex-direction: column; gap: 0; margin-top: 1rem; }
.agenda-row {
  display: grid; grid-template-columns: 7rem 1fr auto; align-items: center; gap: 2rem;
  padding: 2.1rem 0; border-top: 1px solid var(--border-subtle);
}
.agenda-row:last-child { border-bottom: 1px solid var(--border-subtle); }
.agenda-num { font-family: var(--display); font-weight: 800; font-size: 3.4rem; color: var(--accent); line-height: 1; letter-spacing: -0.03em; }
.agenda-ttl { font-family: var(--display); font-weight: 700; font-size: 2.5rem; letter-spacing: -0.02em; }
.agenda-meta { font-family: var(--font-mono); font-size: 0.95rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-4); }

/* ---------- example placeholder slides ----------------------------- */
.example-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 3rem; flex: 1; align-items: center; }
.example-slot {
  position: relative; height: 640px;
  border: 2px dashed var(--border-strong);
  background: var(--bg-muted);
}
image-slot { display: block; position: absolute; inset: 0; width: 100%; height: 100%; }
image-slot::part(frame) { background: transparent; }
.ph-label {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 1.3rem;
  text-align: center; padding: 2.5rem; pointer-events: none;
}
.ph-label .ph-ico {
  width: 5.5rem; height: 5.5rem; border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  background: var(--accent); color: var(--dark-25);
  font-family: var(--display); font-size: 2.8rem; font-weight: 700;
  margin-bottom: 0.4rem;
}
.ph-label .ph-cap { font-family: var(--display); font-weight: 600; font-size: 1.45rem; line-height: 1.35; color: var(--fg-2); letter-spacing: -0.01em; max-width: 22ch; }
.ph-label .ph-sub { font-family: var(--font-mono); font-size: 0.85rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-4); }
image-slot[data-filled] ~ .ph-label { display: none; }
.example-analysis { display: flex; flex-direction: column; justify-content: center; gap: 1.3rem; }
.qline { display: grid; grid-template-columns: auto 1fr; gap: 1.1rem; align-items: baseline; }
.qline .qm { font-family: var(--font-mono); color: var(--accent); font-weight: 700; font-size: 1.05rem; }
.qline .qt { font-size: 1.4rem; line-height: 1.4; color: var(--fg-1); }

/* refs row */
.refs { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 0.4rem; }

/* ---------- closing ------------------------------------------------ */
.marquee-wrap { position: absolute; left: 0; right: 0; bottom: 4rem; overflow: hidden; pointer-events: none; }
.marquee {
  font-family: var(--display); font-weight: 800; font-size: 13vw; line-height: 1;
  white-space: nowrap; text-transform: uppercase; letter-spacing: -0.03em;
  color: rgba(255,255,255,0.05);
  animation: marquee 26s linear infinite;
}
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* utility */
.mt-auto { margin-top: auto; }
.accent-text { color: var(--accent); }
.muted { color: var(--fg-3); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; }
.kicker { font-size: 1.35rem; line-height: 1.5; color: var(--fg-2); max-width: 52ch; text-wrap: pretty; }
.slide--dark .kicker { color: rgba(255,255,255,0.7); }