/* Your photo: assets/mountain.jpeg (if it's missing, the drawn mountain is shown). */

:root {
  --bg: #f3eee4;
  --ink: #2a2825;
  --muted: #6d675d;
  --paper: #fffdf8;
  --paper-ink: #4a4640;
  --accent: #d4553a;
  --glow-1: #ff9a5a;
  --glow-2: #ffd36e;
  --kraft: #d9bb8c;
  --kraft-line: rgba(90, 60, 20, .16);
  --kraft-inside: #8b6c43;
  --postmark: rgba(25, 25, 35, .55);
  --sky-top: #8ec5ff;
  --sky-bottom: #ffe1bd;
  --sun: #ffd36e;
  --mtn-far: #a9b9d6;
  --mtn: #6c7c9d;
  --mtn-near: #4a5878;
  --snow: #ffffff;
  --stars: 0;
  --shadow: 0 22px 45px -18px rgba(40, 30, 10, .45);
  --topo: 120, 95, 60;
  --topo-opacity: .3;
}
/* dark theme: set on <html> by the small script in index.html (system setting, or a click on the margins) */
:root[data-theme="dark"] {
  --bg: #0f1320;
  --ink: #ece6da;
  --muted: #a39d92;
  --paper: #ece6d8;
  --paper-ink: #3f3b35;
  --accent: #e0694d;
  --glow-1: #7aa2ff;
  --glow-2: #c48bff;
  --kraft: #bfa073;
  --kraft-line: rgba(50, 30, 5, .22);
  --kraft-inside: #5e4826;
  --postmark: rgba(255, 255, 255, .6);
  --sky-top: #0a0f26;
  --sky-bottom: #2b305c;
  --sun: #f1ecd8;
  --mtn-far: #2d3662;
  --mtn: #232b4e;
  --mtn-near: #161c37;
  --snow: #c9d2ea;
  --stars: 1;
  --shadow: 0 22px 45px -18px rgba(0, 0, 0, .8);
  --topo-opacity: 1;
  --star: 238, 241, 255;
  --star-line: 150, 170, 235;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Karla', system-ui, sans-serif;
  overflow-x: hidden;
  min-height: 100vh;
}
body.locked { overflow: hidden; }
/* clicking the side margins switches between light and dark: the cursor shows what a click brings */
html.in-margin body { cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='32' height='32' viewBox='0 0 32 32'%3E%3Cpath d='M19 4a12 12 0 1 0 9 18 9.5 9.5 0 0 1-9-18z' fill='%232a2825' stroke='%23f3eee4' stroke-width='1.5' stroke-linejoin='round'/%3E%3C/svg%3E") 16 16, pointer; }
html[data-theme="dark"].in-margin body { cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='32' height='32' viewBox='0 0 32 32'%3E%3Cg stroke='%23ffd36e' stroke-width='2.2' stroke-linecap='round'%3E%3Cpath d='M16 2.5v4M16 25.5v4M2.5 16h4M25.5 16h4M6.5 6.5l2.8 2.8M22.7 22.7l2.8 2.8M6.5 25.5l2.8-2.8M22.7 9.3l2.8-2.8'/%3E%3C/g%3E%3Ccircle cx='16' cy='16' r='6' fill='%23ffd36e' stroke='%230f1320' stroke-width='1'/%3E%3C/svg%3E") 16 16, pointer; }
body.theme-fade { transition: background-color .5s, color .5s; }
/* the new theme spreads out from the click in a growing circle (js/main.js sets where it starts and how far it goes) */
::view-transition-old(root), ::view-transition-new(root) { animation: none; mix-blend-mode: normal; }
::view-transition-new(root) { animation: theme-reveal 1.1s cubic-bezier(.35, 0, .3, 1) both; }
@keyframes theme-reveal {
  from { clip-path: circle(0px at var(--reveal-x) var(--reveal-y)); }
  to { clip-path: circle(var(--reveal-r) at var(--reveal-x) var(--reveal-y)); }
}
/* a one-time hint in the margin, next to a cursor that has been resting there */
.margin-hint {
  position: fixed; z-index: 5; margin: 0;   /* placed next to the resting cursor by js/main.js */
  transform: translate(-50%, 0) rotate(-4deg);
  text-align: center; font: 15px/1.5 'Special Elite', monospace; color: var(--muted);
  opacity: 0; transition: opacity .9s; pointer-events: none;
}
.margin-hint.show { opacity: 1; }
/* the torn strip flies off to the side; don't let it widen the page on phones */
main { overflow-x: clip; }
a { color: inherit; }

/* ---------- Background in the side margins (wide screens only): contour map by day, network by night ---------- */
.topo {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  /* fade the map out behind the main column */
  -webkit-mask: linear-gradient(to right, #000 calc(50% - 560px), transparent calc(50% - 330px), transparent calc(50% + 330px), #000 calc(50% + 560px));
  mask: linear-gradient(to right, #000 calc(50% - 560px), transparent calc(50% - 330px), transparent calc(50% + 330px), #000 calc(50% + 560px));
}
/* both are drawn live on this canvas by the script at the bottom of the page */
.topo canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: var(--topo-opacity); }
@media (max-width: 900px) { .topo { display: none; } }


/* ---------- CV button in the corner ---------- */
.cv-fab {
  position: fixed; top: 16px; right: 16px; z-index: 20;
  font: 15px 'Special Elite', monospace;
  color: var(--paper-ink); background: var(--paper);
  border: 1px solid rgba(0, 0, 0, .18);
  border-radius: 999px; padding: 8px 16px; cursor: pointer;
  box-shadow: 0 6px 16px -8px rgba(0,0,0,.4);
  transition: transform .2s;
}
.cv-fab:hover { transform: translateY(-2px) rotate(-2deg); }

/* ---------- Title ---------- */
header {
  text-align: center;
  padding: clamp(72px, 14vh, 140px) 16px 0;
}
h1 {
  font: clamp(2rem, 7vw, 4rem)/1.1 'Special Elite', monospace;
  margin: 0;
  letter-spacing: -.01em;
}
.byline { color: var(--muted); margin: 14px 0 0; font-size: 1rem; }

/* ---------- Postcard ---------- */
.stage {
  position: relative;
  width: min(560px, calc(100% - 32px));
  aspect-ratio: 3 / 2;
  margin: clamp(90px, 16vh, 150px) auto 0;
}
.glow {
  position: absolute; inset: -14px; border-radius: 26px;
  background: linear-gradient(120deg, var(--glow-1), var(--glow-2), var(--glow-1));
  filter: blur(26px);
  animation: pulse 2.6s ease-in-out infinite;
  transition: opacity .5s;
}
@keyframes pulse {
  0%, 100% { opacity: .35; transform: scale(.97); }
  50% { opacity: .9; transform: scale(1.03); }
}
.stage.opened .glow { animation: none; opacity: 0; }

.postcard {
  position: absolute; inset: 0;
  perspective: 1400px;
  cursor: pointer; outline: none;
  -webkit-tap-highlight-color: transparent;
}
.postcard:focus-visible .front { outline: 3px solid var(--accent); outline-offset: 6px; }
.tilt {
  position: absolute; inset: 0;
  transform-style: preserve-3d;
  transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transition: transform .35s ease-out;
}
.card-inner {
  position: absolute; inset: 0;
  transform-style: preserve-3d;
  transition: transform .85s cubic-bezier(.3, .7, .2, 1);
}
.postcard.flipped .card-inner { transform: rotateY(180deg); }
.face {
  position: absolute; inset: 0;
  backface-visibility: hidden; -webkit-backface-visibility: hidden;
}
.back { transform: rotateY(180deg); }

.front {
  background: var(--paper);
  padding: 12px 12px 40px;
  border-radius: 6px;
  box-shadow: var(--shadow);
}
.photo {
  position: relative; width: 100%; height: 100%;
  overflow: hidden; border-radius: 2px;
  background: var(--sky-top);
}
.photo svg, .photo img {
  position: absolute; inset: -4%; width: 108%; height: 108%;
  object-fit: cover; display: block;
}
.photo img {
  object-position: 50% 42%; /* keep the peak, the face and the sign in frame */
  transform: translate(calc(var(--px, 0) * -8px), calc(var(--py, 0) * -6px));
  transition: transform .35s ease-out;
}
.scene .sun { fill: var(--sun); }
.scene .stars { opacity: var(--stars); }
.scene .stars circle { fill: #fff; }
.scene .stars .tw { animation: twinkle 3s ease-in-out infinite; }
@keyframes twinkle { 50% { opacity: .2; } }
.scene .l-far path { fill: var(--mtn-far); }
.scene .mtn { fill: var(--mtn); }
.scene .snow { fill: var(--snow); }
.scene .l-near path { fill: var(--mtn-near); }
.scene .flag { fill: var(--accent); }
.scene .pole { stroke: var(--mtn-near); stroke-width: 1.5; }
.scene g { transition: transform .35s ease-out; }
.scene .l-far  { transform: translate(calc(var(--px, 0) * -3px), calc(var(--py, 0) * -2px)); }
.scene .l-mid  { transform: translate(calc(var(--px, 0) * -7px), calc(var(--py, 0) * -4px)); }
.scene .l-near { transform: translate(calc(var(--px, 0) * -13px), calc(var(--py, 0) * -7px)); }

.stamp, .stamp-link {
  /* perforated edges */
  -webkit-mask:
    radial-gradient(3px at 3px 3px, #0000 98%, #000) -3px -3px / 8px 8px,
    linear-gradient(#000 0 0) 4px 4px / calc(100% - 8px) calc(100% - 8px) no-repeat;
  mask:
    radial-gradient(3px at 3px 3px, #0000 98%, #000) -3px -3px / 8px 8px,
    linear-gradient(#000 0 0) 4px 4px / calc(100% - 8px) calc(100% - 8px) no-repeat;
}
.stamp {
  position: absolute; top: 24px; right: 24px;
  width: 58px; height: 70px; padding: 7px;
  background: #fffaf0;
  transform: rotate(4deg);
}
.stamp-inner {
  width: 100%; height: 100%;
  background: var(--accent);
  display: flex; flex-direction: column; align-items: center; justify-content: space-between;
  padding: 4px 2px 3px;
  color: #fffaf0; font: 9px 'Special Elite', monospace;
}
.stamp-inner svg { width: 30px; height: 20px; }
.postmark {
  position: absolute; top: 30px; right: 62px;
  width: 92px; height: 70px;
  color: var(--postmark);
  transform: rotate(-12deg);
  pointer-events: none;
}
.caption {
  position: absolute; left: 16px; right: 16px; bottom: 11px; margin: 0;
  display: flex; justify-content: space-between; align-items: baseline;
  font: 14px 'Special Elite', monospace; color: var(--paper-ink);
}
.caption span:last-child { opacity: .6; }

/* ---------- Envelope (back of the card) ---------- */
.envelope { position: absolute; inset: 0; }
.env-inside {
  position: absolute; inset: 0; border-radius: 6px;
  background: var(--kraft-inside);
  box-shadow: var(--shadow);
}
.letter {
  position: absolute; left: 8%; right: 8%; top: 6%; height: 90%;
  background: #fff; border-radius: 3px; overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,.25);
  transition: transform .85s cubic-bezier(.2, .8, .2, 1);
}
.letter canvas { display: block; width: 100%; height: auto; }
.letter-fallback { padding: 14% 10%; }
.letter-fallback i {
  display: block; height: 6px; margin: 0 0 9px; border-radius: 3px; background: #e3e0da;
}
.letter-fallback i:first-child { width: 55%; height: 10px; margin: 0 auto 16px; background: #c9c5bd; }
.envelope.out .letter { transform: translateY(-62%); }

.env-front, .env-strip { position: absolute; left: 0; right: 0; background: var(--kraft); }
.env-front { top: 16%; bottom: 0; border-radius: 0 0 6px 6px; }
.env-front svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.env-front svg path { fill: none; stroke: var(--kraft-line); stroke-width: 1.4; vector-effect: non-scaling-stroke; }
.env-address {
  position: absolute; left: 0; right: 0; bottom: 14%;
  text-align: center; font: 15px/1.6 'Special Elite', monospace; color: #4b3a20;
}
.env-strip {
  top: 0; height: calc(16% + 8px);
  border-radius: 6px 6px 0 0;
  display: flex; align-items: center; justify-content: center;
  font: 12px 'Special Elite', monospace; color: rgba(60, 40, 10, .55);
  transform-origin: 0 100%;
}
.envelope.shake .env-strip { animation: shake .25s linear; }
.envelope.torn .env-strip { animation: rip .6s cubic-bezier(.4, 0, .6, 1) forwards; }
@keyframes shake {
  25% { transform: translate(-1px, -1px) rotate(-.6deg); }
  75% { transform: translate(1px, 0) rotate(.6deg); }
}
@keyframes rip {
  0% { transform: none; }
  30% { transform: translate(6px, -4px) rotate(-3deg); }
  100% { transform: translate(90px, -150px) rotate(-22deg); opacity: 0; }
}

.hint {
  text-align: center; margin: 30px 0 0;
  font: 15px 'Special Elite', monospace; color: var(--muted);
  animation: breathe 2.6s ease-in-out infinite;
  transition: opacity .4s;
}
@keyframes breathe { 50% { opacity: .45; } }
.stage.opened + .hint { opacity: 0; animation: none; }

/* ---------- Questions (typed on index cards) ---------- */
.questions { list-style: none; padding: 0; margin: 0 auto; max-width: 520px; display: flex; flex-direction: column; gap: 22px; }
.questions li {
  padding: 30px 28px 22px;
  font: 17px/26px 'Special Elite', monospace; color: var(--paper-ink);
  background:
    linear-gradient(var(--accent), var(--accent)) 0 20px / 100% 1.5px no-repeat,
    repeating-linear-gradient(transparent 0 25px, rgba(70, 110, 170, .2) 25px 26px) 0 30px / 100% calc(100% - 30px) no-repeat,
    var(--paper);
  box-shadow: 0 10px 20px -12px rgba(0, 0, 0, .35);
  transform: rotate(-1deg);
}
.questions li:nth-child(even) { transform: rotate(1.2deg); }
.questions li { position: relative; transition: transform .2s; }
.questions li:hover, .questions li:focus-within { transform: rotate(0) translateY(-3px); }
.questions button { all: unset; display: block; cursor: pointer; }
.questions button::before { content: ''; position: absolute; inset: 0; } /* whole card is clickable */
.questions button:focus-visible::before { outline: 3px solid var(--accent); outline-offset: 4px; }

/* ---------- Reply box (sent through Web3Forms, so the email address stays hidden) ---------- */
.reply {
  border: 0; padding: 0; background: transparent; overflow: visible;
  width: min(520px, calc(100% - 32px)); max-width: none;
}
.reply::backdrop { background: rgba(10, 12, 20, .6); -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px); }
.reply[open] { animation: drop .35s cubic-bezier(.2, .8, .2, 1); }
@keyframes drop { from { opacity: 0; transform: translateY(18px) rotate(-2deg); } }
.reply-card {
  margin: 0; padding: 30px 26px 20px;
  background: linear-gradient(var(--accent), var(--accent)) 0 20px / 100% 1.5px no-repeat, var(--paper);
  color: var(--paper-ink); font: 15px 'Special Elite', monospace;
  box-shadow: 0 24px 50px -18px rgba(0, 0, 0, .6);
}
.reply-thought { margin: 0 0 16px; line-height: 1.5; }
.reply-thought::before { content: 're: '; color: var(--accent); }
.reply-card textarea, .reply-card input {
  display: block; width: 100%; margin: 0 0 12px; padding: 0 2px;
  font: 15px/26px 'Special Elite', monospace; color: var(--paper-ink);
  border: 0; outline: 0; resize: vertical;
  background: repeating-linear-gradient(transparent 0 25px, rgba(70, 110, 170, .3) 25px 26px);
}
.reply-card textarea { min-height: 130px; }
.reply-card input { height: 26px; }
.reply-card textarea:focus, .reply-card input:focus {
  background-color: rgba(212, 85, 58, .05);
}
.reply-card ::placeholder { color: var(--paper-ink); opacity: .45; }
.trap { position: absolute; left: -9999px; }
.reply-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 6px; }
.reply-actions button {
  font: 15px 'Special Elite', monospace; cursor: pointer;
  border: 1.5px solid var(--paper-ink); border-radius: 999px; padding: 6px 16px;
  background: transparent; color: var(--paper-ink);
}
.reply-actions .send { background: var(--accent); border-color: var(--accent); color: #fffaf0; }
.reply-actions button:disabled { opacity: .5; cursor: wait; }
.reply-status { margin: 10px 0 0; min-height: 1.2em; font-size: 14px; text-align: right; }
.reply-status.ok { color: #3f7d4a; }
.reply-status.err { color: var(--accent); }
.questions li::after {
  content: '✉ reply'; position: absolute; right: 14px; bottom: 5px;
  font: 12px 'Special Elite', monospace; color: var(--accent);
  opacity: 0; transition: opacity .2s;
}
.questions li:hover::after, .questions li:focus-within::after { opacity: 1; }

/* ---------- Links ---------- */
section { width: min(720px, calc(100% - 32px)); margin: 0 auto; }
.links-title {
  font: 15px 'Special Elite', monospace; color: var(--muted);
  text-align: center; margin: 110px 0 26px; font-weight: normal;
}
.stamps { display: flex; flex-wrap: wrap; justify-content: center; gap: 22px; }
.stamp-link {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  width: 116px; height: 136px; padding: 12px;
  background: var(--paper); color: var(--paper-ink);
  text-decoration: none; font: 15px 'Special Elite', monospace;
  transition: transform .25s;
}
.stamp-link .frame {
  width: 100%; flex: 1; display: grid; place-items: center;
  border: 1.5px solid rgba(60, 55, 48, .35);
}
.stamp-link svg { width: 36px; height: 36px; fill: currentColor; }
.stamps-shadow { filter: drop-shadow(0 8px 12px rgba(0,0,0,.18)); }
.stamp-link:nth-child(1) { transform: rotate(-4deg); }
.stamp-link:nth-child(2) { transform: rotate(3deg); }
.stamp-link:nth-child(3) { transform: rotate(-2deg); }
.stamp-link:hover, .stamp-link:focus-visible { transform: rotate(0) translateY(-6px) scale(1.04); }

.papers { list-style: none; padding: 0; margin: 46px auto 0; max-width: 560px; }
.papers li + li { margin-top: 10px; }
.papers a {
  display: flex; justify-content: space-between; gap: 16px; align-items: baseline;
  padding: 14px 18px; text-decoration: none;
  border: 1.5px dashed var(--muted);
  border-radius: 8px; transition: transform .2s, border-color .2s;
}
.papers a:hover { transform: translateX(4px); border-color: var(--accent); }
.papers .kind { font: 13px 'Special Elite', monospace; color: var(--muted); white-space: nowrap; }

footer {
  text-align: center; color: var(--muted); font-size: 13px;
  padding: 90px 16px 40px;
}

.reveal { opacity: 0; transform: translateY(16px); transition: opacity .7s, transform .7s; }
.reveal.seen { opacity: 1; transform: none; }

/* ---------- CV reader ---------- */
.reader {
  position: fixed; inset: 0; z-index: 50;
  display: flex; flex-direction: column;
  background: rgba(10, 12, 20, 0);
  transition: background .35s;
}
.reader[hidden] { display: none; }
.reader.in { background: rgba(10, 12, 20, .78); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
.reader-bar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 12px 16px; color: #f3eee4;
  opacity: 0; transition: opacity .35s .2s;
}
.reader.in .reader-bar { opacity: 1; }
.reader-bar .title { flex: 1; font: 16px 'Special Elite', monospace; min-width: 160px; }
.reader-bar .title small { opacity: .65; font-family: 'Karla', sans-serif; }
.reader-bar a, .reader-bar button {
  font: 14px 'Karla', sans-serif; color: #f3eee4; text-decoration: none;
  background: rgba(255,255,255,.12); border: 0; border-radius: 6px;
  padding: 8px 14px; cursor: pointer;
}
.reader-bar a:hover, .reader-bar button:hover { background: rgba(255,255,255,.22); }
.reader-scroll { flex: 1; overflow: auto; padding: 6px 16px 48px; }
.pages { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 18px; }
.page {
  background: #fff; border-radius: 2px;
  box-shadow: 0 18px 40px -12px rgba(0,0,0,.6);
  transition: transform .65s cubic-bezier(.2, .8, .2, 1), opacity .4s .25s;
}
.page canvas { display: block; width: 100%; height: auto; }
.page.placeholder {
  aspect-ratio: 1 / 1.414; display: grid; place-items: center;
  font: 15px 'Special Elite', monospace; color: #999;
}
.reader:not(.in) .page:not(:first-child) { opacity: 0; }
.page.fallback { padding: 18px; display: flex; flex-direction: column; gap: 12px; color: #333; }
.page.fallback iframe { width: 100%; height: 80vh; border: 0; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}