/* ============================================================
   LLITTL.ai — A Pressed-Flower Almanac for a Thinking Machine
   cottagecore + magazine-spread + sans-grotesk + creamy-pastel
   + parallax + botanical-illustration + sharp-angles
   ============================================================ */

:root {
  --paper-cream: #F4ECD8;
  --ink-bistre:  #2A1F1A;
  --lavender:    #C8B6D6;
  --pistachio:   #C9D6B8;
  --rose-hip:    #E8B5A8;
  --honey-wax:   #E8C988;
  --slate:       #5C5249;
  --bone:        #FBF7EE;

  --font-display: "Space Grotesk", "Helvetica Neue", sans-serif;
  --font-body: "Fraunces", Georgia, serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", monospace;

  --gutter-x: 12vw;
  --ease-page: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html { scroll-behavior: smooth; }

body {
  background-color: var(--paper-cream);
  color: var(--ink-bistre);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
}

/* ---------- Paper grain overlay ---------- */
.grain-svg {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  opacity: 0.025;
  z-index: 200;
  mix-blend-mode: multiply;
}

/* ---------- Center gutter / book spine ---------- */
.gutter {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100vh;
  background: var(--ink-bistre);
  z-index: 5;
  pointer-events: none;
}
.gutter::before, .gutter::after {
  content: "";
  position: absolute;
  top: 0;
  width: 80px;
  height: 100%;
}
.gutter::before {
  right: 1px;
  background: linear-gradient(to left, rgba(42,31,26,0.10), transparent);
}
.gutter::after {
  left: 1px;
  background: linear-gradient(to right, rgba(42,31,26,0.10), transparent);
}

@media (max-width: 860px) {
  .gutter { display: none; }
}

/* ---------- Pressed-flower specimen margin ---------- */
.specimen-margin {
  position: fixed;
  top: 0;
  right: 0;
  width: 44px;
  height: 100vh;
  z-index: 6;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
  padding: 8vh 0;
}
.specimen {
  width: 32px;
  height: auto;
  opacity: 0;
  transition: opacity 1200ms var(--ease-page);
}
.specimen-margin.s1 .specimen-1,
.specimen-margin.s2 .specimen-2,
.specimen-margin.s3 .specimen-3 { opacity: 1; }
@media (max-width: 720px) { .specimen-margin { display: none; } }

/* ---------- Parallax layers ---------- */
.layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  will-change: transform;
}
.layer-back  { z-index: 0; }
.layer-front { z-index: 4; }

.drift-plate {
  position: absolute;
  width: clamp(200px, 22vw, 380px);
  height: auto;
}
.drift-plate-1 { top: 8%; left: 4%; }
.drift-plate-2 { bottom: 6%; right: 6%; }

.accent-tri {
  position: absolute;
  width: 0; height: 0;
  border-style: solid;
}
.accent-tri-1 {
  top: 30%; left: 8%;
  border-width: 0 0 70px 70px;
  border-color: transparent transparent var(--ink-bistre) transparent;
  opacity: 0.85;
  transform: rotate(8deg);
}
.accent-tri-2 {
  bottom: 22%; right: 14%;
  border-width: 90px 90px 0 0;
  border-color: var(--ink-bistre) transparent transparent transparent;
  opacity: 0.8;
  transform: rotate(-6deg);
}
.accent-para {
  position: absolute;
  top: 60%; left: 16%;
  width: 160px; height: 22px;
  background: var(--ink-bistre);
  transform: skewX(-24deg) rotate(15deg);
  opacity: 0.6;
}

/* ============================================================
   SPREAD scaffolding
   ============================================================ */
.spread {
  position: relative;
  min-height: 150vh;
  padding: 14vh var(--gutter-x);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  align-items: center;
  z-index: 2;
  overflow: hidden;
}
.spread + .spread {
  border-top: 2px solid var(--ink-bistre);
}

.page { padding: 0 4vw; position: relative; }
.page-verso { padding-right: 6vw; }
.page-recto {
  padding-left: 6vw;
  background: linear-gradient(to left, rgba(251,247,238,0.5), transparent 60%);
}

@media (max-width: 860px) {
  .spread { grid-template-columns: 1fr; gap: 8vh; padding: 10vh 8vw; }
  .page { padding: 0; }
  .page-recto { background: none; }
}

/* ---------- Running header / folio corners / folio margin ---------- */
.running-header {
  position: absolute;
  top: 5vh;
  left: 0; right: 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--slate);
  text-transform: lowercase;
}
.folio-corner {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--slate);
}
.fc-tl { top: 4vh; left: var(--gutter-x); }
.fc-br { bottom: 4vh; right: var(--gutter-x); }

.folio-margin {
  position: absolute;
  bottom: 8vh;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--slate);
  writing-mode: vertical-rl;
}
.fm-left  { left: calc(var(--gutter-x) - 3vw); }
.fm-right { right: calc(var(--gutter-x) - 3vw); }
@media (max-width: 860px) { .folio-margin { display: none; } }

/* ---------- "Next page" editorial triangle ---------- */
.next-tri {
  position: absolute;
  bottom: 6vh;
  right: var(--gutter-x);
  width: 0; height: 0;
  border-style: solid;
  border-width: 0 0 50px 50px;
  border-color: transparent transparent var(--ink-bistre) transparent;
}

/* ---------- Diagonal slash decoration ---------- */
.diagonal-slash {
  position: absolute;
  top: 50%;
  left: -10%;
  width: 0;
  height: 4px;
  background: var(--ink-bistre);
  transform: rotate(15deg);
  transform-origin: left center;
  z-index: 3;
}
.diagonal-slash.drawn { width: 120%; transition: width 900ms ease; }

/* ============================================================
   Typography components
   ============================================================ */
.section-eyebrow,
.cover-eyebrow {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 1.2rem;
}

.section-opener {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.7rem, 3.6vw, 3rem);
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--ink-bistre);
  margin-bottom: 2rem;
  text-shadow: 1px 1px 0 rgba(42,31,26,0.3);
}

.body-col p, .two-col p { margin-bottom: 1.2rem; }

.has-dropcap { position: relative; }
.dropcap {
  float: left;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 4.4rem;
  line-height: 0.86;
  padding: 0.05em 0.12em 0 0;
  color: var(--lavender);
  text-shadow: 1px 1px 0 rgba(42,31,26,0.25);
  transform: scale(0.8) rotate(-3deg);
  transform-origin: top left;
  transition: transform 700ms var(--ease-page);
}
.dropcap.sealed { transform: scale(1) rotate(0deg); }

.signoff, .colophon-end {
  font-style: italic;
  font-weight: 400;
  color: var(--slate);
  margin-top: 1.6rem;
}

/* ---------- Pull-quote (parallelogram bg) ---------- */
.pull-quote {
  position: relative;
  margin: 3rem -2vw 2.4rem;
  padding: 1.8rem 2.4rem 1.6rem 3.6rem;
}
.pull-quote::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--rose-hip);
  transform: skewX(-8deg);
  z-index: -1;
  transition: transform 200ms ease;
}
.pull-quote:hover::before { transform: skewX(-10deg); }
.pull-quote p {
  font-family: var(--font-body);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.3rem, 3vw, 2.1rem);
  line-height: 1.3;
  color: var(--ink-bistre);
  margin: 0;
}
.quote-mark {
  position: absolute;
  left: 0.4rem;
  top: -0.6rem;
  font-family: var(--font-body);
  font-size: 6rem;
  line-height: 1;
  color: rgba(92,82,73,0.4);
}

/* ============================================================
   Botanical plates & frames
   ============================================================ */
.plate { position: relative; }

.plate-frame {
  border: 1px solid var(--ink-bistre);
  background: var(--bone);
  padding: 1.4rem;
  max-width: 420px;
  margin: 0 auto;
}
.plate-inner { position: relative; }

.botanical { width: 100%; height: auto; display: block; }
.wide-botanical { max-width: 100%; }

.botanical .ink { stroke: var(--ink-bistre); }
.botanical .tint { fill: var(--rose-hip); fill-opacity: 0.35; stroke: var(--rose-hip); stroke-opacity: 0.35; stroke-width: 4; }
.botanical .lavender-tint  { fill: var(--lavender);  stroke: var(--lavender); }
.botanical .pistachio-tint { fill: var(--pistachio); stroke: var(--pistachio); }
.botanical .rosehip-tint   { fill: var(--rose-hip);  stroke: var(--rose-hip); }
.botanical .honey-tint     { fill: var(--honey-wax); stroke: var(--honey-wax); }
.botanical .tint, .botanical .tint * { fill-opacity: 0.35; stroke-opacity: 0.2; }

figcaption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--slate);
  margin-top: 1rem;
  line-height: 1.5;
}
figcaption em { font-style: italic; }

/* registration ticks (corners extending past frame) */
.reg-tick {
  position: absolute;
  width: 16px; height: 16px;
  border: 1px solid var(--ink-bistre);
  transition: all 200ms ease;
}
.rt-tl { top: -9px; left: -9px; border-right: none; border-bottom: none; }
.rt-tr { top: -9px; right: -9px; border-left: none; border-bottom: none; }
.rt-bl { bottom: -9px; left: -9px; border-right: none; border-top: none; }
.rt-br { bottom: -9px; right: -9px; border-left: none; border-top: none; }
.plate-frame:hover .rt-tl { top: -13px; left: -13px; }
.plate-frame:hover .rt-tr { top: -13px; right: -13px; }
.plate-frame:hover .rt-bl { bottom: -13px; left: -13px; }
.plate-frame:hover .rt-br { bottom: -13px; right: -13px; }
.manifesto-plate:hover .rt-tl { top: -13px; left: -13px; }
.manifesto-plate:hover .rt-tr { top: -13px; right: -13px; }
.manifesto-plate:hover .rt-bl { bottom: -13px; left: -13px; }
.manifesto-plate:hover .rt-br { bottom: -13px; right: -13px; }

/* letterpress registration crosses */
.reg-cross {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--slate);
  line-height: 1;
}
.rc-tl { top: -2px; left: -2px; }
.rc-tr { top: -2px; right: -2px; }
.rc-bl { bottom: -2px; left: -2px; }
.rc-br { bottom: -2px; right: -2px; }

/* plate / text entrance states */
[data-plate] {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 1400ms var(--ease-page), transform 1400ms var(--ease-page);
}
[data-plate].in-view { opacity: 1; transform: translateY(0); }

.body-col p, .two-col p, .colophon-list .col-row,
.section-eyebrow, .section-opener, .cover-line-stack {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 700ms var(--ease-page), transform 700ms var(--ease-page);
}
.in-view .body-col p, .in-view .two-col p, .in-view .colophon-list .col-row,
.in-view .section-eyebrow, .in-view .section-opener, .in-view .cover-line-stack,
.spread-cover .cover-line-stack {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   COVER SPREAD
   ============================================================ */
.spread-cover { min-height: 100vh; align-content: center; }

.cover-verso {
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.masthead {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14vw;
  line-height: 0.85;
  letter-spacing: -0.04em;
  color: var(--ink-bistre);
  text-shadow: 2px 2px 0 rgba(42,31,26,0.25);
  margin: 0.4rem 0 1.4rem;
}
.masthead .dot { color: var(--rose-hip); }
@media (max-width: 860px) { .masthead { font-size: 22vw; } }

.cover-line-stack p {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  color: var(--slate);
  line-height: 1.7;
}

.cover-recto { display: flex; align-items: center; justify-content: center; }
.cover-slash {
  position: absolute;
  top: 50%; left: 50%;
  width: 130%; height: 4px;
  background: rgba(251,247,238,0.9);
  transform: translate(-50%, -50%) rotate(15deg);
  z-index: 3;
  mix-blend-mode: overlay;
}

/* ============================================================
   SPREAD 1 — EDITOR'S LETTER
   ============================================================ */
.letter-text-page .body-col { max-width: 38ch; }
.letter-text-page { order: 2; }
.letter-plate-page { order: 1; }
@media (max-width: 860px) {
  .letter-text-page { order: 2; }
  .letter-plate-page { order: 1; }
}

/* ============================================================
   SPREAD 2 — ON SMALLNESS (two-column editorial)
   ============================================================ */
.two-col {
  column-count: 2;
  column-gap: 24px;
  column-rule: 0.8px solid rgba(92,82,73,0.3);
}
@media (max-width: 600px) { .two-col { column-count: 1; } }
.two-col p { break-inside: avoid-column; }

.marginalia {
  margin-top: 1.6rem;
  border-top: 0.8px solid rgba(92,82,73,0.4);
  padding-top: 0.8rem;
}
.marginalia p {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--slate);
  line-height: 1.6;
  margin-bottom: 0.5rem;
  padding-left: 1rem;
  text-indent: -1rem;
}

/* ============================================================
   SPREAD 3 — PLATES FROM THE ALMANAC (specimen grid)
   ============================================================ */
.spread-plates {
  display: block;
  min-height: auto;
  padding-bottom: 18vh;
}
.plates-header { text-align: center; max-width: 60ch; margin: 0 auto 4rem; }
.plates-intro {
  font-style: italic;
  color: var(--slate);
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 700ms var(--ease-page), transform 700ms var(--ease-page);
}
.spread-plates.in-view .plates-intro { opacity: 1; transform: translateY(0); }

.plate-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
}
@media (max-width: 860px) { .plate-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .plate-grid { grid-template-columns: 1fr; } }

.mini-plate {
  background: var(--bone);
  border: 1px solid var(--ink-bistre);
  padding: 1rem 1rem 0.4rem;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 1100ms var(--ease-page), transform 1100ms var(--ease-page);
}
.spread-plates.in-view .mini-plate { opacity: 1; transform: translateY(0); }
.mini-plate svg { width: 100%; height: auto; display: block; }
.mini-plate figcaption { margin-top: 0.6rem; font-size: 0.7rem; }
.mini-plate:hover { transform: translateY(-4px); transition: transform 200ms ease; }

/* ============================================================
   SPREAD 4 — MANIFESTO IN ITALIC
   ============================================================ */
.spread-manifesto {
  display: block;
  text-align: center;
  min-height: 130vh;
}
.manifesto-quote {
  position: relative;
  max-width: 1000px;
  margin: 4vh auto 3rem;
}
.big-quote {
  position: static;
  display: block;
  font-size: 8rem;
  line-height: 0.6;
  color: rgba(200,182,214,0.55);
  margin-bottom: 1rem;
}
.manifesto-quote p {
  font-family: var(--font-body);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.6rem, 6vw, 4rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ink-bistre);
  margin-bottom: 0.4rem;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1000ms var(--ease-page), transform 1000ms var(--ease-page);
}
.spread-manifesto.in-view .manifesto-quote p { opacity: 1; transform: translateY(0); }

.manifesto-plate {
  max-width: 620px;
  margin: 2rem auto 0;
  border: 1px solid var(--ink-bistre);
  background: var(--bone);
  padding: 1.4rem;
}

.dogrose-tendril {
  display: block;
  width: 90vw;
  max-width: 1000px;
  height: 70px;
  margin: 1.6rem auto 0;
}

/* ============================================================
   SPREAD 5 — COLOPHON
   ============================================================ */
.colophon-text-page { order: 2; }
.colophon-plate-page { order: 1; }

.colophon-list { margin-top: 1rem; }
.col-row {
  display: grid;
  grid-template-columns: 14ch 1fr;
  gap: 1.4rem;
  padding: 0.7rem 0;
  border-bottom: 0.8px solid rgba(92,82,73,0.25);
}
@media (max-width: 600px) { .col-row { grid-template-columns: 1fr; gap: 0.2rem; } }
.col-row dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate);
  padding-top: 0.2rem;
}
.col-row dd {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.5;
}
.sc { font-variant: small-caps; letter-spacing: 0.06em; }

/* ---------- Section navigation (triangle stack) ---------- */
.spread-nav {
  position: absolute;
  bottom: 4vh;
  left: 0; right: 0;
  display: flex;
  justify-content: center;
  gap: 0.9rem;
}
.nav-tri {
  width: 0; height: 0;
  background: none;
  border-style: solid;
  border-width: 0 0 18px 18px;
  border-color: transparent transparent var(--ink-bistre) transparent;
  cursor: pointer;
  opacity: 0.45;
  transition: opacity 200ms ease, transform 200ms ease;
  padding: 0;
}
.nav-tri:hover, .nav-tri.active { opacity: 1; transform: scale(1.25); }

/* ============================================================
   PERSISTENT FOLIO FOOTER
   ============================================================ */
.folio-footer {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: 32px;
  background: var(--bone);
  border-top: 0.8px solid var(--ink-bistre);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  color: var(--slate);
  z-index: 100;
  text-transform: lowercase;
}
.ff-leaf svg { width: 16px; height: 12px; transform: rotate(-5deg); }
.ff-section { color: var(--ink-bistre); }
@media (max-width: 600px) {
  .folio-footer { gap: 0.5rem; font-size: 0.58rem; }
  .ff-title { display: none; }
}