/* ===========================================================================
   Portfolio "Parchment" theme — ONE continuous ancient letter on a scroll.
   The whole sheet unrolls head→foot on load; all content lives on the same letter.
   =========================================================================== */
:root {
    --pa-ink: #3a2614;
    --pa-ink2: #5c4326;
    --pa-muted: #6b5538;
    --pa-accent: #8b2e1f;   /* wax-seal red */
    --pa-gold: #9a7b3f;
    --pa-edge: #c9b283;
    --pa-disp: 'Cinzel', Georgia, serif;
    --pa-deco: 'Cinzel Decorative', 'Cinzel', serif;
    --pa-script: 'Tangerine', cursive;
    --pa-body: 'EB Garamond', Georgia, serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: #221610; color: var(--pa-ink); font-family: var(--pa-body); font-size: 19px; line-height: 1.78; -webkit-font-smoothing: antialiased; }
a { color: inherit; }

/* ---- Wooden desk backdrop ---- */
.pa-desk { position: fixed; inset: 0; z-index: -1; background:
    radial-gradient(130% 90% at 50% -15%, #4a3320, #1a110a 72%),
    repeating-linear-gradient(91deg, rgba(0,0,0,.14) 0 2px, transparent 2px 11px),
    repeating-linear-gradient(90deg, rgba(255,210,150,.03) 0 1px, transparent 1px 26px); }

/* ---- The scroll ---- */
.pa-scroll { max-width: 1200px; margin: 46px auto 30px; padding: 0 20px; }
.pa-rod { height: 30px; border-radius: 16px; position: relative; margin: 0 4px; z-index: 2;
    background: linear-gradient(#9c6a36, #6b4423 55%, #3f2713);
    box-shadow: inset 0 3px 6px rgba(255,220,160,.35), inset 0 -6px 10px rgba(0,0,0,.55), 0 10px 20px rgba(0,0,0,.45); }
.pa-rod .knob { position: absolute; top: 50%; width: 30px; height: 44px; border-radius: 50%; transform: translateY(-50%);
    background: radial-gradient(circle at 35% 30%, #a86e34, #341e0d); box-shadow: 0 7px 14px rgba(0,0,0,.55); }
.pa-rod .knob.l { left: -16px; } .pa-rod .knob.r { right: -16px; }

/* ---- ONE parchment letter (unrolls on load) ---- */
.pa-paper { position: relative; margin: -4px 0; color: var(--pa-ink); animation: paUnroll 2.6s cubic-bezier(.55,0,.2,1) .15s both; }
/* torn / burnt deckled parchment surface (filter roughens the edges) */
.pa-paper::before { content: ""; position: absolute; inset: -3px 2px; z-index: 0;
    background:
        radial-gradient(120% 60% at 50% 0%, rgba(255,251,236,.6), transparent 45%),
        radial-gradient(130% 40% at 80% 100%, rgba(120,80,30,.20), transparent 45%),
        radial-gradient(90% 50% at 12% 70%, rgba(120,80,30,.14), transparent 50%),
        radial-gradient(100% 100% at 50% 50%, transparent 78%, rgba(80,52,20,.55) 99%),
        linear-gradient(#f4e8c8, #ecdcae 50%, #ecdcae 92%, #e2cd95);
    box-shadow: inset 0 0 90px rgba(120,80,30,.30), inset 0 0 30px rgba(70,45,18,.4);
    filter: url(#pa-torn) drop-shadow(0 2px 2px rgba(60,38,15,.55)); }
.pa-paper::after { content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none; opacity: .5; mix-blend-mode: multiply;
    background: repeating-linear-gradient(115deg, transparent 0 7px, rgba(120,85,40,.03) 7px 8px); }
@keyframes paUnroll { from { clip-path: inset(0 0 100% 0); } to { clip-path: inset(0 0 0 0); } }
.pa-paper-in { position: relative; z-index: 2; padding: 60px 64px 70px; animation: paFade 1.4s ease 1.3s both; }

/* Floral corner sprigs */
.pa-corner { position: absolute; z-index: 1; width: 200px; height: 200px; opacity: .6; pointer-events: none; user-select: none; }
.pa-corner.tl { top: 6px; left: 4px; }
.pa-corner.tr { top: 6px; right: 4px; transform: scaleX(-1); }
.pa-corner.bl { bottom: 6px; left: 4px; transform: scaleY(-1); }
.pa-corner.br { bottom: 6px; right: 4px; transform: scale(-1); }

/* Side floral vines (run down the margins) */
.pa-side { position: absolute; z-index: 1; width: 120px; top: 50%; transform: translateY(-50%); opacity: .5; pointer-events: none; user-select: none; }
.pa-side.left { left: -12px; }
.pa-side.right { right: -12px; transform: translateY(-50%) scaleX(-1); }

/* Floral flourish flanking each divider */
.pa-divfl { width: 30px; height: auto; opacity: .8; }
.pa-divfl.flip { transform: scaleX(-1); }
@keyframes paFade { from { opacity: 0; } to { opacity: 1; } }

/* ---- Hero (top of the letter) ---- */
.pa-hero { text-align: center; }
.pa-salut { font-style: italic; color: var(--pa-muted); letter-spacing: .02em; }
.pa-portrait { width: 150px; height: 182px; margin: 16px auto 6px; padding: 5px; border-radius: 50% / 46%;
    border: 3px double var(--pa-ink2); background: rgba(255,250,235,.5); box-shadow: 0 10px 22px rgba(0,0,0,.3), inset 0 0 18px rgba(120,80,30,.3); }
.pa-portrait img { width: 100%; height: 100%; object-fit: cover; border-radius: 50% / 46%; filter: sepia(.45) contrast(.96) brightness(1.03); display: block; }
.pa-portrait span { width: 100%; height: 100%; display: grid; place-items: center; border-radius: 50% / 46%; font-family: var(--pa-deco); font-size: 3rem; color: var(--pa-accent); background: rgba(120,80,30,.1); }
.pa-name { font-family: var(--pa-script); font-weight: 700; font-size: clamp(4rem, 11vw, 7rem); line-height: .9; margin: 4px 0 0; color: var(--pa-ink); }
.pa-flourish { display: flex; align-items: center; justify-content: center; gap: 14px; color: var(--pa-gold); margin: 4px 0 14px; }
.pa-flourish i { height: 1px; width: 80px; background: linear-gradient(90deg, transparent, var(--pa-gold)); }
.pa-flourish i:last-child { background: linear-gradient(90deg, var(--pa-gold), transparent); }
.pa-flourish span { font-size: 1.3rem; }
.pa-title { font-family: var(--pa-disp); font-weight: 600; text-transform: uppercase; letter-spacing: .22em; font-size: 1rem; color: var(--pa-accent); }
.pa-place { font-style: italic; color: var(--pa-muted); margin-top: 6px; }
.pa-quote { font-style: italic; font-size: 1.2rem; max-width: 46ch; margin: 22px auto 0; color: var(--pa-ink2); }
.pa-cta { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin-top: 30px; }
.pa-btn { display: inline-flex; align-items: center; gap: 8px; font-family: var(--pa-disp); font-size: .92rem; letter-spacing: .04em; padding: 12px 26px; border-radius: 4px; border: 1.5px solid var(--pa-ink); color: var(--pa-ink); background: rgba(255,250,235,.4); cursor: pointer; transition: all .2s; }
.pa-btn:hover { background: var(--pa-ink); color: #f4e8c8; }
.pa-btn-ghost { border-style: double; border-width: 3px; }
.pa-socials { display: flex; gap: 14px; justify-content: center; margin-top: 26px; }
.pa-socials a { width: 44px; height: 44px; display: inline-flex; align-items: center; justify-content: center; border: 1.5px solid var(--pa-ink2); border-radius: 50%; color: var(--pa-ink2); transition: all .2s; }
.pa-socials a svg { width: 19px; height: 19px; }
.pa-socials a:hover { background: var(--pa-accent); border-color: var(--pa-accent); color: #f4e8c8; transform: translateY(-3px); }
.pa-cue { text-align: center; font-family: var(--pa-disp); letter-spacing: .2em; color: #a98a59; margin-top: 28px; font-size: .78rem; animation: paBob 2.4s ease-in-out infinite; transition: opacity .4s; }
@keyframes paBob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(6px); } }

/* ---- Divider between parts of the letter ---- */
.pa-divider { display: flex; align-items: center; justify-content: center; gap: 16px; margin: 42px 0 30px; color: var(--pa-gold); }
.pa-divider i { height: 1px; flex: 0 1 170px; background: linear-gradient(90deg, transparent, var(--pa-gold)); }
.pa-divider i:last-child { background: linear-gradient(90deg, var(--pa-gold), transparent); }
.pa-divider span { font-size: 1.1rem; }

/* ---- Blocks (all on the same letter) ---- */
.pa-blk { scroll-margin-top: 24px; }
.pa-head { display: flex; align-items: center; justify-content: center; gap: 18px; margin-bottom: 24px; }
.pa-head h2 { font-family: var(--pa-deco); font-weight: 700; font-size: clamp(1.5rem, 3.5vw, 2.1rem); color: var(--pa-ink); margin: 0; text-align: center; }
.pa-head .orn { color: var(--pa-accent); font-size: 1.1rem; }
.pa-head .orn.f { transform: scaleX(-1); }
.pa-prose { font-size: 1.1rem; line-height: 1.9; color: var(--pa-ink2); margin: 0; }
.pa-dropcap::first-letter { font-family: var(--pa-deco); font-size: 3.6em; line-height: .72; float: left; padding: 8px 12px 0 0; color: var(--pa-accent); }
.pa-muted { font-style: italic; color: var(--pa-muted); }
.pa-sub { font-family: var(--pa-disp); font-size: 1rem; letter-spacing: .08em; color: var(--pa-accent); margin: 18px 0 10px; text-transform: uppercase; }

.pa-tags { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.pa-tag { font-family: var(--pa-disp); font-size: .85rem; padding: 6px 15px; border: 1px solid var(--pa-ink2); border-radius: 3px; background: rgba(120,80,30,.07); transition: all .2s; }
.pa-tag:hover { background: var(--pa-ink); color: #f4e8c8; transform: translateY(-2px) rotate(-1deg); }

.pa-entry { padding: 16px 0; border-bottom: 1px dashed rgba(90,60,20,.4); }
.pa-entry:last-child { border-bottom: none; }
.pa-entry-top { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.pa-entry h3 { font-family: var(--pa-disp); font-weight: 600; font-size: 1.2rem; margin: 0; color: var(--pa-ink); }
.pa-entry h3 span { color: var(--pa-accent); font-weight: 500; }
.pa-year { font-family: var(--pa-disp); font-size: .82rem; letter-spacing: .04em; color: var(--pa-muted); white-space: nowrap; }
.pa-list { margin: 10px 0 0; padding: 0; list-style: none; }
.pa-list li { position: relative; padding-left: 24px; margin-bottom: 7px; color: var(--pa-ink2); }
.pa-list li::before { content: "❧"; position: absolute; left: 0; color: var(--pa-gold); font-size: .9em; }
.pa-ink { color: var(--pa-accent); font-family: var(--pa-disp); font-size: .85rem; display: inline-flex; align-items: center; gap: 5px; border-bottom: 1px solid currentColor; }

/* Works */
.pa-work { padding: 18px 0; border-bottom: 1px dashed rgba(90,60,20,.4); }
.pa-work:last-child { border-bottom: none; }
.pa-work-img { height: 420px; margin-bottom: 18px; overflow: hidden; border-radius: 4px; border: 1px solid var(--pa-edge); box-shadow: inset 0 0 30px rgba(90,60,20,.35); filter: sepia(.3) contrast(.96); }
.pa-work-img img { width: 100%; height: 100%; object-fit: cover; }
.pa-work h3 { font-family: var(--pa-disp); font-size: 1.35rem; margin: 0 0 4px; }
.pa-work-links { display: flex; gap: 20px; margin-top: 14px; }
.pa-work-links a { color: var(--pa-accent); font-family: var(--pa-disp); font-size: .85rem; display: inline-flex; align-items: center; gap: 5px; border-bottom: 1px solid currentColor; }

/* Open-source graph */
.pa-graph { overflow-x: auto; padding: 16px; border: 1px solid var(--pa-edge); border-radius: 4px; background: rgba(255,250,235,.35); box-shadow: inset 0 0 24px rgba(90,60,20,.25); margin-bottom: 18px; }
.pa-graph img { width: 100%; min-width: 620px; display: block; filter: sepia(.18); }

/* Closing / signature */
.pa-sign { text-align: center; margin-top: 30px; }
.pa-sign-label { font-style: italic; color: var(--pa-muted); }
.pa-sign-name { font-family: var(--pa-script); font-size: 3.4rem; line-height: 1; color: var(--pa-ink); }
.pa-seal { width: 86px; height: 86px; margin: 14px auto 0; border-radius: 50%; display: grid; place-items: center;
    font-family: var(--pa-deco); font-size: 1.7rem; color: #f4e8c8; background: radial-gradient(circle at 38% 32%, #b3402c, #6e1f15);
    box-shadow: inset 0 3px 8px rgba(255,200,180,.35), inset 0 -6px 12px rgba(0,0,0,.45), 0 8px 18px rgba(0,0,0,.5); transform: rotate(-7deg); }

.pa-footer { text-align: center; padding: 30px 20px 50px; color: #b89b6a; font-family: var(--pa-disp); letter-spacing: .08em; font-size: .82rem; }
.pa-top { position: fixed; right: 20px; bottom: 20px; z-index: 40; width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; background: radial-gradient(circle at 38% 32%, #9c6a36, #3f2713); color: #f4e8c8; font-size: 1.2rem; box-shadow: 0 8px 18px rgba(0,0,0,.5); }
.pa-top:hover { transform: translateY(-3px); }

@media (max-width: 700px) {
    .pa-paper-in { padding: 42px 24px 52px; }
    .pa-corner { width: 116px; height: 116px; opacity: .5; }
    .pa-side { display: none; }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; }
    html { scroll-behavior: auto; }
    .pa-paper { clip-path: none !important; }
    .pa-paper-in { opacity: 1 !important; }
}