:root { --peek: 6rem; --fb-left: #f5f2ea; --fb-right: #eeebe3; }

.fb-page { position: relative; z-index: 1; transform-origin: 50% 0; background: var(--fb-left); }
body.is-locked { overflow: hidden; }
body.is-locked .fb-page { height: 100vh; overflow: hidden; }
body.is-detail .fb-page { background: var(--fb-right); }

.back-swap { display: inline-grid; border: 0 !important; padding: 0 !important; }
.back-swap i { grid-area: 1 / 1; font-style: normal; border-bottom: 1.5px solid currentColor; padding-bottom: 1px; transition: opacity .35s, transform .45s var(--ease); }
.back-swap .b { opacity: 0; transform: translateY(0.5rem); }
body.is-detail .back-swap .a { opacity: 0; transform: translateY(-0.5rem); }
body.is-detail .back-swap .b { opacity: 1; transform: none; }

.fb-hero { position: relative; overflow: hidden; max-width: 100rem; margin: 0 auto; }   .fb-hero__left-bg { position: absolute; inset: 0; background: var(--fb-left); clip-path: inset(0 66.67% 0 0); transition: clip-path .75s var(--ease), background-color .75s; }
.fb-hero__rule { position: absolute; top: 0; bottom: 0; left: 33.33%; width: 1.5px; background: #e6e3ce; transition: opacity .4s; }
.fb-hero__right-bg { position: absolute; top: 0; bottom: 0; left: calc(33.33% + 1.5px); right: 5.125rem; background: var(--fb-right); transition: opacity .4s; }
.fb-hero::after { content: ""; position: absolute; top: 0; bottom: 0; right: 0; width: 5.125rem; background: var(--fb-left); z-index: 0; transition: opacity .4s; }
body.is-detail .fb-hero__left-bg { clip-path: inset(0); background-color: var(--fb-right); }
body.is-detail .fb-hero__rule, body.is-detail .fb-hero__right-bg, body.is-detail .fb-hero::after { opacity: 0; }

.author { position: relative; z-index: 1; display: grid; grid-template-columns: 33.33% 1fr 5.125rem; min-height: max(45rem, calc(100vh - 15.75rem)); }
.author__side { padding: 2.5rem 1.875rem 3.5rem 34%; display: flex; flex-direction: column; align-items: flex-start; }
.author__portrait { width: min(18.75rem, 100%); margin-left: -1.625rem; }
.author__portrait img, .detail__portrait img { width: 100%; height: auto; }
.fb-name h2 { font-family: var(--f-nav); font-weight: 400; font-size: 1.5rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink); line-height: 1.25; }
.fb-name p { margin-top: 0.375rem; font-family: var(--f-serif); font-size: 1.0625rem; color: var(--text); letter-spacing: .02em; }
.author__side .fb-name { margin-top: clamp(1.375rem, 4vh, 3rem); }
.author__note { margin-top: 1.375rem; max-width: 18.125rem; font-family: var(--f-serif); font-style: italic; font-size: 1.25rem; line-height: 1.6; color: #4d5562; }
.author__cta { margin-top: 2.375rem; }
.author__cta.btn--sage { animation: cta-glow 3.2s 1.6s ease-out infinite; }
@keyframes cta-glow { 0% { box-shadow: inset 0 1px 0 rgba(255,255,255,.55), 0 0 0 0 rgba(119,46,37,.32); } 60%, 100% { box-shadow: inset 0 1px 0 rgba(255,255,255,.55), 0 0 0 1rem rgba(119,46,37,0); } }

.author__main { position: relative; padding: clamp(3rem, 9vh, 6.25rem) 3.75rem 5rem; }
.author__main h1 { font-family: var(--f-serif); font-style: italic; font-weight: 500; font-size: clamp(1.875rem, 2.6vw, 2.375rem); color: var(--red-brand); letter-spacing: .01em; }
.author__main p { margin-top: 1.875rem; max-width: 46.25rem; font-size: 1.125rem; line-height: 2.05; color: #2a2a2a; font-weight: 300; }
.author__clover { position: absolute; right: 1rem; bottom: 1.25rem; width: 12.5rem; pointer-events: none; transform-origin: 30% 90%; animation: clover-sway 7s ease-in-out infinite; }
@keyframes clover-sway { 0%, 100% { rotate: -2deg; } 50% { rotate: 3deg; } }

.detail {
  position: relative; z-index: 1; display: grid; grid-template-columns: auto minmax(0, 38rem); align-items: center; justify-content: center; align-content: center;
  gap: clamp(2.5rem, 5vw, 5.5rem); max-width: 80rem; margin: 0 auto; min-height: calc(100vh - 15.75rem);
  padding: 1.5rem 3rem calc(var(--peek) + 2.5rem);
}
.detail__portrait { width: clamp(12rem, calc(100vh - 36rem), 24rem); filter: drop-shadow(0 1.25rem 1.75rem rgba(70,35,10,.18)); }
.detail__text { position: relative; }
.fb-name--lg h2 { font-size: clamp(1.5rem, 1.8vw, 1.875rem); }
.fb-name--lg p { margin-top: 0.5rem; font-size: 1.0625rem; color: var(--accent, #8f5c1c); letter-spacing: .06em; }
.detail__quote { margin-top: 1.375rem; max-width: 22rem; font-family: var(--f-serif); font-style: italic; font-size: 1.375rem; line-height: 1.6; color: #4d5562; }
.detail__cta { margin-top: clamp(1.5rem, 3.5vh, 2.25rem); }
body.is-detail .fb-hero__left-bg { background: radial-gradient(42% 55% at 38% 48%, #f8f4eb 0%, var(--fb-right) 100%); }

body.is-detail .author, body:not(.is-detail) .detail { position: absolute; inset: 0 0 auto 0; visibility: hidden; }
body.is-morphing .author, body.is-morphing .detail { visibility: visible; }

.fb-dim { position: fixed; inset: 0; z-index: 2; background: #1f0907; opacity: 0; pointer-events: none; }
.viewer-card { position: fixed; inset: 0; z-index: 5; transform: translateY(105vh); visibility: hidden; will-change: transform, clip-path; filter: drop-shadow(0 -0.875rem 1.875rem rgba(30,6,4,.3)); }
body.is-detail .viewer-card { visibility: visible; }
.viewer-card__bob { position: absolute; inset: 0; }
body.is-peek .viewer-card__bob { animation: bob 2.6s 1.2s var(--ease) infinite; }
@keyframes bob { 0%, 62%, 100% { transform: none; } 72% { transform: translateY(-1rem); } 84% { transform: none; } 90% { transform: translateY(-0.3125rem); } }
.viewer-card__stage { position: absolute; inset: 0; background: #f6f0e4; }
.viewer-card__frame {
  --vz: 1; width: calc(100% / var(--vz)); height: calc(100% / var(--vz)); transform: scale(var(--vz)); transform-origin: 0 0;
  border: 0; display: block; background: #f6f0e4;
}
body:not(.is-viewer) .viewer-card__frame { pointer-events: none; }

.viewer-card__handle {
  position: absolute; left: 0; right: 0; top: 0; height: var(--peek); z-index: 2; border: 0; padding: 0; cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 1.125rem; background: var(--subnav); color: var(--cream); font-family: var(--f-nav);
}
.viewer-card__grip { position: absolute; top: 0.625rem; left: 50%; width: 2.875rem; height: 0.25rem; margin-left: -1.4375rem; border-radius: 0.25rem; background: rgba(255,255,255,.35); }
.viewer-card__msg { display: flex; flex-direction: column; align-items: flex-start; gap: 0.1875rem; text-align: left; }
.viewer-card__msg b { font-weight: 400; font-size: 1.0625rem; letter-spacing: .13em; text-transform: uppercase; }
.viewer-card__msg small { font-size: 0.8125rem; letter-spacing: .06em; opacity: .7; }
.mouse { width: 1.5rem; height: 2.25rem; border: 2px solid var(--cream); border-radius: 0.875rem; position: relative; flex: none; }
.mouse::after { content: ""; position: absolute; left: 50%; top: 0.4375rem; width: 0.25rem; height: 0.5rem; margin-left: -2px; border-radius: 2px; background: var(--cream); animation: wheel 1.5s ease-in-out infinite; }
@keyframes wheel { 0% { transform: translateY(0); opacity: 1; } 70% { transform: translateY(0.6875rem); opacity: 0; } 100% { opacity: 0; } }
.chev { display: flex; flex-direction: column; align-items: center; margin-left: 0.25rem; }
.chev i { width: 0.625rem; height: 0.625rem; border-right: 2px solid var(--cream); border-bottom: 2px solid var(--cream); transform: rotate(45deg); margin-top: -0.1875rem; animation: chev 1.5s infinite; }
.chev i:nth-child(2) { animation-delay: .15s; }
@keyframes chev { 0%, 100% { opacity: .2; } 40% { opacity: 1; } }

.viewer-back {
  position: fixed; left: 1.375rem; bottom: 1.375rem; z-index: 20; border: 0; border-radius: 2.5rem; padding: 0.6875rem 1.125rem;
  display: flex; align-items: center; gap: 0.625rem; background: rgba(245,242,233,.96); color: var(--ink);
  font-family: var(--f-nav); font-size: 0.875rem; letter-spacing: .1em; text-transform: uppercase; box-shadow: 0 0.5rem 1.5rem rgba(0,0,0,.25);
  opacity: 0; transform: translateY(1rem); pointer-events: none; transition: opacity .3s, transform .4s var(--ease);
}
body.is-viewer .viewer-back { opacity: 1; transform: none; pointer-events: auto; }

.fb-dock { position: fixed; right: 1.375rem; bottom: 1.375rem; z-index: 20; display: flex; gap: 0.625rem; transition: bottom .45s var(--ease), opacity .3s, transform .35s var(--ease); }
body.is-detail:not(.is-viewer) .fb-dock { bottom: calc(var(--peek) + 1rem); }
body.dock-off:not(.is-detail) .fb-dock { opacity: 0; transform: translateY(1rem); pointer-events: none; }
.fb-fab {
  display: flex; align-items: center; gap: 0.6875rem; padding: 0.5625rem 1.25rem 0.5625rem 0.5625rem; border: 0; border-radius: 2.5rem; text-decoration: none;
  background: var(--subnav); color: var(--cream); font-family: var(--f-nav); font-size: 0.9375rem; letter-spacing: .1em; text-transform: uppercase;
  box-shadow: 0 0.625rem 1.625rem rgba(30,6,4,.35), 0 0 0 1px rgba(255,255,255,.12) inset; transition: background-color .2s, transform .25s var(--ease);
  animation: fab-in .6s var(--ease) both;
}
.fb-fab:nth-child(2) { animation-delay: .08s; } .fb-fab:nth-child(3) { animation-delay: .16s; }
@keyframes fab-in { from { opacity: 0; transform: translateY(1.125rem); } to { opacity: 1; transform: none; } }
.fb-fab:hover { background: #5d2419; transform: translateY(-2px); }
body.is-viewer .fb-fab { padding: 0.5625rem; }
body.is-viewer .fb-fab__label { display: none; }
.fb-fab__ic { width: 2.125rem; height: 2.125rem; border-radius: 50%; display: grid; place-items: center; background: rgba(255,255,255,.13); }

.fb-scrim { position: fixed; inset: 0; z-index: 30; background: rgba(25,6,4,.42); opacity: 0; pointer-events: none; transition: opacity .25s; }
.fb-scrim.is-on { opacity: 1; pointer-events: auto; }
.fb-panel {
  position: fixed; z-index: 31; left: 50%; top: 50%; width: min(72.5rem, calc(100vw - 2.5rem)); max-height: calc(100vh - 2.5rem);
  display: flex; flex-direction: column; overflow: hidden; background: #fdfbf7; border-radius: 1.5rem; box-shadow: 0 1.875rem 5rem rgba(20,4,2,.45);
  opacity: 0; transform: translate(-50%, -50%) scale(.6); transition: opacity .2s, transform .4s var(--ease);
}
.fb-panel[hidden] { display: none; }
.fb-panel.is-on { opacity: 1; transform: translate(-50%, -50%); }
.fb-panel__head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1.25rem; padding: 1.625rem 2rem 0.875rem; }
.fb-panel__eyebrow { font-size: 0.8125rem; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; color: var(--red-brand); }
.fb-panel__head h2 { margin-top: 0.25rem; font-family: var(--f-serif); font-weight: 500; font-size: 1.875rem; color: #20293a; }
.fb-panel__tools { display: flex; align-items: center; gap: 0.75rem; }
.fb-tabs { display: flex; gap: 0.25rem; padding: 0.25rem; border-radius: 1.875rem; background: #f1ede4; }
.fb-tabs button { border: 0; background: none; border-radius: 1.5rem; padding: 0.5rem 0.9375rem; font-family: var(--f-nav); font-size: 0.875rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink); }
.fb-tabs button.is-on { background: var(--subnav); color: var(--cream); }
.fb-x { width: 2.625rem; height: 2.625rem; border: 0; border-radius: 50%; display: grid; place-items: center; background: #f1ede4; color: var(--ink); transition: transform .3s var(--ease), background-color .2s; }
.fb-x:hover { background: #e7e1d4; transform: rotate(90deg); }
.fb-panel__body { padding: 0 2rem 1.875rem; min-height: 0; }
.fb-panel__body--timeline iframe { width: 100%; height: min(40.625rem, calc(100vh - 10.625rem)); border: 0; border-radius: 0.875rem; background: #f3efe8; display: block; }

.fb-map { position: relative; height: min(35rem, calc(100vh - 10.625rem)); border-radius: 1.25rem; overflow: hidden; background: #e6e9ea; cursor: grab; touch-action: none; }
.fb-map.is-grabbing { cursor: grabbing; }
.fb-map__inner { position: absolute; left: 50%; top: 50%; width: 1416px; height: 674px; transform-origin: 0 0; will-change: transform; }
.fb-map__inner img { width: 100%; height: 100%; user-select: none; }
.fb-pin { position: absolute; left: 20.4%; top: 11.5%; width: 4.1%; aspect-ratio: 1; padding: 0; border: 0; background: none; transform-origin: 50% 100%; }
.fb-pin__body { position: absolute; inset: 0; display: grid; place-items: center; border-radius: 0.75rem; background: #6e3329; box-shadow: 0 0.375rem 1rem rgba(68,26,18,.35); transition: transform .25s var(--ease); }
.fb-pin:hover .fb-pin__body { transform: translateY(-0.1875rem); }
.fb-pin__ring { position: absolute; inset: -0.375rem; border-radius: 1rem; border: 2px solid #6e3329; animation: pin-ring 2s var(--ease) infinite; }
@keyframes pin-ring { 0% { opacity: .9; transform: scale(.9); } 70%, 100% { opacity: 0; transform: scale(1.25); } }
.fb-pin__pop { position: absolute; left: 50%; top: calc(100% + 0.75rem); width: 14.375rem; padding: 0.75rem 1rem; text-align: left; background: #fff; border-radius: 0.75rem; box-shadow: 0 0.875rem 2.125rem rgba(0,0,0,.18); opacity: 0; pointer-events: none; transform: translate(-50%, -0.375rem); transition: opacity .2s, transform .3s var(--ease); }
.fb-pin.is-open .fb-pin__pop { opacity: 1; transform: translate(-50%, 0); }
.fb-pin__pop b { display: block; font-family: var(--f-serif); font-weight: 500; font-size: 1.125rem; color: #20293a; }
.fb-pin__pop span { font-family: var(--f-serif); font-size: 0.9375rem; color: var(--text); }
.fb-map__ctl { position: absolute; right: 1.125rem; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; gap: 0.75rem; z-index: 3; }
.fb-map__grp { display: flex; flex-direction: column; overflow: hidden; border-radius: 0.625rem; background: #fff; box-shadow: 0 0.25rem 0.875rem rgba(0,0,0,.1); }
.fb-map__grp button { width: 2.75rem; height: 2.75rem; border: 0; background: #fff; display: grid; place-items: center; color: #3a2a27; }
.fb-map__grp button + button { border-top: 1px solid #eee; }
.fb-map__grp button:hover { background: #f6f3ee; }
html.panel-open { overflow: hidden; }

@media (max-width: 1100px) { .fb-fab__label { display: none; } .fb-fab { padding: 9px; } }
@media (max-width: 900px) {
  .author { grid-template-columns: 1fr; }
  .author__side { padding: 2.125rem 1.375rem 0.625rem; align-items: center; text-align: center; }
  .author__portrait { width: min(17.5rem, 70vw); margin-left: 0; }
  .author__note { max-width: 26.25rem; }
  .author__main { padding: 1.875rem 1.375rem 5.625rem; }
  .author__margin, .fb-hero__rule, .fb-hero__right-bg, .fb-hero::after { display: none; }
  .fb-hero__left-bg { clip-path: none; }
  .detail { grid-template-columns: 1fr; justify-items: center; text-align: center; padding: 1.25rem 1.375rem calc(var(--peek) + 1.25rem); gap: 1.125rem; }
  .detail__portrait { width: min(48vw, 24vh); }
  .detail__quote { font-size: 1.0625rem; margin-left: auto; margin-right: auto; }
  .fb-name--lg h2 { font-size: 1.5rem; }
  .viewer-card__msg small { display: none; }
  .fb-panel__head { flex-direction: column; align-items: flex-start; padding: 1.375rem 1.125rem 0.75rem; }
  .fb-panel__body { padding: 0 0.875rem 1.125rem; }
}
@media (max-width: 760px) { body.is-detail:not(.is-viewer) .fb-dock { opacity: 0; pointer-events: none; } :root { --peek: 84px; } .fb-dock { right: 14px; bottom: 14px; } .viewer-back { left: 14px; bottom: 14px; } }

.fb-fab__ic svg { width: 1.125rem; height: 1.125rem; }
.viewer-back svg { width: .75rem; height: .875rem; }

.fb-x svg { width: .875rem; height: .875rem; }
.fb-map__grp button svg { width: .875rem; height: .875rem; }
.fb-map__grp #zoom-reset svg { width: 1.25rem; height: 1.25rem; }
.fb-map__grp button { width: 2.75rem; height: 2.75rem; }

body.fb .to-top { bottom: calc(1.5rem + 4.25rem); }
body.fb.is-detail .to-top { display: none; }

.author__portrait, .detail__portrait { position: relative; }
.sheen {
  position: absolute; inset: 0; pointer-events: none; clip-path: circle(46% at 50% 50%); mix-blend-mode: soft-light;
  background: radial-gradient(circle, rgba(255,238,200,.85) 0, rgba(255,238,200,.25) 16%, rgba(255,238,200,0) 34%) no-repeat;
  background-size: 200% 200%; background-position: 70% 75%;
}

.whispers { position: absolute; inset: 0; z-index: 0; margin: 0; padding: 0; list-style: none; pointer-events: none; display: none; }
body.is-detail .whispers { display: block; }
.whispers li { position: absolute; width: 15rem; opacity: 0; }
.whispers q { display: block; font-family: var(--f-serif); font-style: italic; font-size: 1.125rem; line-height: 1.55; color: #5b4a43; quotes: "\201C" "\201D"; }
.whispers span { display: flex; align-items: center; gap: .625rem; margin-top: .625rem; font-family: var(--f-nav); font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; color: #8f5c1c; }
.whispers span::before { content: ""; width: 1.5rem; height: 1px; background: #dca15d; }
@media (max-width: 1359px) { .whispers { display: none !important; } }

.viewer-card__stage { perspective: 2600px; perspective-origin: 50% 40%; }
.diary-cover { position: absolute; inset: 0; z-index: 1; transform-origin: 0 50%; transform-style: preserve-3d; pointer-events: none; will-change: transform, opacity; }
.diary-cover__front, .diary-cover__back { position: absolute; inset: 0; backface-visibility: hidden; -webkit-backface-visibility: hidden; }
.diary-cover__front {
  display: grid; place-items: center; padding: calc(var(--peek) + 2.5rem) 3rem 3rem;
  background:
    linear-gradient(90deg, rgba(0,0,0,.45) 0, rgba(0,0,0,.12) 2.25rem, rgba(255,255,255,.06) 2.75rem, rgba(0,0,0,0) 4rem),
    radial-gradient(120% 90% at 50% 40%, rgba(120,46,30,.15), rgba(20,6,3,.55)),
    #4a1c13 url("../../assets/images/leather.jpg") center / 1100px auto;
}
.diary-cover__front::after { content: ""; position: absolute; inset: 0; background: #000; opacity: var(--shade, 0); }
.diary-cover__panel {
  position: relative; text-align: center; padding: clamp(2.5rem, 7vh, 4.5rem) clamp(2.5rem, 6vw, 5.5rem);
  border: 1px solid rgba(220,161,93,.65); outline: 1px solid rgba(220,161,93,.35); outline-offset: .5rem;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.25);
}
.diary-cover__kicker { font-family: var(--f-nav); font-size: clamp(.8125rem, 1vw, 1rem); letter-spacing: .32em; text-transform: uppercase; color: #e4bd86; }
.diary-cover__year {
  margin-top: .75rem; font-family: var(--f-serif); font-weight: 500; font-size: clamp(4rem, 9vw, 7.5rem); line-height: 1; letter-spacing: .04em;
  background: linear-gradient(180deg, #f6d9a6 10%, #c98f45 55%, #f0c98c 90%); -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 2px 1px rgba(0,0,0,.35));
}
.diary-cover__orn { display: block; width: 5.5rem; height: 1px; margin: 1.5rem auto; background: linear-gradient(90deg, transparent, #dca15d, transparent); position: relative; }
.diary-cover__orn::after { content: ""; position: absolute; left: 50%; top: 50%; width: .5rem; height: .5rem; margin: -.25rem 0 0 -.25rem; transform: rotate(45deg); border: 1px solid #dca15d; background: #4a1c13; }
.diary-cover__name { font-family: var(--f-serif); font-style: italic; font-size: clamp(1.375rem, 2vw, 1.875rem); color: #f5ead8; }
.diary-cover__place { margin-top: .375rem; font-family: var(--f-nav); font-size: .8125rem; letter-spacing: .2em; text-transform: uppercase; color: rgba(245,234,216,.65); }
.diary-cover__back {
  transform: rotateY(180deg);
  background: linear-gradient(90deg, rgba(0,0,0,.25), rgba(0,0,0,0) 30%), #e9dcc2 url("../../assets/images/peach-damask.jpg") center / 520px auto;
  box-shadow: inset 0 0 0 1.25rem #4a1c13;
}
@media (max-width: 760px) {
  .diary-cover__front { padding: calc(var(--peek) + 1.5rem) 1.25rem 1.5rem; }
  .diary-cover__panel { padding: 2.25rem 1.5rem; }
  .diary-cover__kicker { letter-spacing: .2em; }
}
@media (max-width: 760px) { body.is-viewer .viewer-back, body.is-viewer .fb-dock { opacity: 0; transform: translateY(1rem); pointer-events: none; visibility: hidden; } }