/* loveshed — "a blueprint seen in a dream"
   One protagonist per screen (the floating shed); everything else stays soft and quiet.
   No external fonts / CDNs: system CJK serif + sans only. */

:root {
  --ink: #3f3a58;
  --ink-soft: #6c6688;
  --ink-faint: #9a94b4;
  --violet: #7c68c4;
  --rose: #e69ab2;
  --peach: #ffd2b0;
  --glass: rgba(255, 255, 255, .48);
  --glass-strong: rgba(255, 255, 255, .7);
  --line: rgba(255, 255, 255, .75);
  --pencil: rgba(124, 104, 196, .35);
  --radius: 26px;
  --serif: "Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC", "Noto Serif SC", Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  --ease: cubic-bezier(.22, .8, .24, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  font: 16px/1.75 var(--sans);
  color: var(--ink);
  background: linear-gradient(170deg, #f3ecfb 0%, #fbeef0 38%, #fdf1e8 62%, #e9f0fb 100%) fixed;
  overflow-x: hidden;
}
a { color: var(--violet); text-underline-offset: 3px; }
code { font: .86em/1 ui-monospace, "SF Mono", Menlo, monospace; background: rgba(124, 104, 196, .1); padding: .15em .4em; border-radius: 6px; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--violet); outline-offset: 3px; border-radius: 12px; }

/* language switch */
html[data-lang="zh"] .en, html[data-lang="en"] .zh { display: none !important; }

/* ---------- atmosphere ---------- */
.sky { position: fixed; inset: 0; z-index: -2; overflow: hidden; pointer-events: none; }
.haze { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .7; will-change: transform; }
.h1 { width: 70vmax; height: 70vmax; left: -25vmax; top: -20vmax; background: radial-gradient(circle, #dccdfb 0%, transparent 65%); animation: drift 28s ease-in-out infinite alternate; }
.h2 { width: 60vmax; height: 60vmax; right: -25vmax; top: 25vh; background: radial-gradient(circle, #ffd6dc 0%, transparent 65%); animation: drift 34s ease-in-out infinite alternate-reverse; }
.h3 { width: 55vmax; height: 55vmax; left: 10vw; bottom: -30vmax; background: radial-gradient(circle, #cfe3ff 0%, transparent 65%); animation: drift 40s ease-in-out infinite alternate; }
@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(6vw, 4vh, 0) scale(1.12); }
}
.grain {
  position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: .22; mix-blend-mode: soft-light;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- top bar ---------- */
.top {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 12px;
  padding: calc(10px + env(safe-area-inset-top)) 18px 10px;
  backdrop-filter: blur(14px) saturate(1.2); -webkit-backdrop-filter: blur(14px) saturate(1.2);
  background: rgba(247, 241, 252, .55);
  border-bottom: 1px solid rgba(255, 255, 255, .6);
}
.brand { display: flex; align-items: center; gap: 8px; font: 600 17px/1 var(--serif); color: var(--ink); text-decoration: none; letter-spacing: .02em; }
.brand svg { color: var(--violet); }
.nav { display: flex; gap: 14px; margin-left: auto; font-size: 14px; }
.nav a { color: var(--ink-soft); text-decoration: none; white-space: nowrap; position: relative; }
.nav a:hover { color: var(--violet); }
.nav a[aria-current="page"] { color: var(--ink); font-weight: 600; }
.nav a[aria-current="page"]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -5px; height: 0;
  border-top: 1.5px dashed var(--rose);
}
.lang {
  border: 1px solid var(--line); background: var(--glass-strong); border-radius: 999px;
  min-width: 40px; height: 32px; padding: 0 10px; font-size: 13px; cursor: pointer;
  box-shadow: 0 2px 10px rgba(124, 104, 196, .12);
}
/* bottom tab bar (phones): home / Q&A / submit / mine; the top bar keeps only brand + language */
.tabbar { display: none; }
@media (max-width: 760px) {
  .top { gap: 10px; padding-left: 14px; padding-right: 14px; }
  .nav { display: none; }
  .lang { margin-left: auto; }
  body { padding-bottom: calc(64px + env(safe-area-inset-bottom)); }
  .tabbar {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
    display: grid; grid-template-columns: repeat(4, 1fr);
    padding: 6px 8px env(safe-area-inset-bottom);
    background: rgba(247, 241, 252, .72);
    backdrop-filter: blur(16px) saturate(1.2); -webkit-backdrop-filter: blur(16px) saturate(1.2);
    border-top: 1px solid rgba(255, 255, 255, .75);
    box-shadow: 0 -8px 28px rgba(124, 104, 196, .1);
  }
  .tabbar a {
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px;
    height: 54px; border-radius: 16px; text-decoration: none;
    font-size: 11.5px; line-height: 1.2; color: var(--ink-faint); letter-spacing: .04em;
    -webkit-tap-highlight-color: transparent; transition: color .3s var(--ease), background .3s var(--ease);
  }
  .tabbar svg { transition: transform .35s var(--ease); }
  .tabbar a[aria-current="page"] { color: var(--violet); background: linear-gradient(120deg, rgba(143, 123, 214, .14), rgba(229, 155, 181, .18)); }
  .tabbar a[aria-current="page"] svg { transform: translateY(-1px); filter: drop-shadow(0 2px 6px rgba(229, 155, 181, .55)); }
  .foot { padding-bottom: 28px; }
}
@media (max-width: 340px) { .brand { font-size: 0; gap: 0; } }

main { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
section { padding: 56px 0 8px; }
/* inner pages: a quiet heading where the home page has its floating shed */
.page-head { padding-top: 34px; }
.page-head > .cta { margin-top: 18px; }

/* ---------- hero ---------- */
.hero { display: grid; gap: 4px; padding-top: 18px; align-items: center; align-content: center; min-height: calc(100svh - 60px); }
.shed { margin: 0 auto; width: min(78vw, 340px); }
.shed-svg { width: 100%; height: auto; overflow: visible; }
.float { animation: float 7s ease-in-out infinite; transform-origin: 160px 160px; }
.shadow { animation: shadow 7s ease-in-out infinite; transform-origin: 160px 262px; }
.window-glow { animation: breathe 5s ease-in-out infinite; transform-origin: 160px 168px; }
.lamp { animation: lamp 5s ease-in-out infinite; }
.sketch { animation: sketch 9s ease-in-out infinite; }
.motes circle { animation: twinkle 4s ease-in-out infinite; }
.motes circle:nth-child(2) { animation-delay: -1.2s; }
.motes circle:nth-child(3) { animation-delay: -2.1s; }
.motes circle:nth-child(4) { animation-delay: -3s; }
.motes circle:nth-child(5) { animation-delay: -.6s; }
@keyframes float { 0%, 100% { transform: translateY(0) rotate(-.6deg); } 50% { transform: translateY(-12px) rotate(.6deg); } }
@keyframes shadow { 0%, 100% { transform: scaleX(1); opacity: .18; } 50% { transform: scaleX(.82); opacity: .1; } }
@keyframes breathe { 0%, 100% { transform: scale(.94); opacity: .85; } 50% { transform: scale(1.05); opacity: 1; } }
@keyframes lamp { 0%, 100% { fill: #ffd9a8; } 50% { fill: #ffe9c9; } }
@keyframes sketch { 0%, 100% { opacity: .5; } 50% { opacity: .22; } }
@keyframes twinkle { 0%, 100% { opacity: .2; } 50% { opacity: 1; } }

.hero-copy { text-align: center; }
.eyebrow { margin: 0 0 6px; font-size: 13px; letter-spacing: .24em; color: var(--ink-faint); text-transform: uppercase; }
h1 {
  margin: 0; font: 600 clamp(25px, 6.6vw, 46px)/1.38 var(--serif); letter-spacing: .01em;
  color: var(--ink);
}
h1 .nw { white-space: nowrap; }
h1 em {
  font-style: normal;
  background: linear-gradient(100deg, var(--violet), var(--rose) 70%, #f0a77f);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lede { max-width: 34em; margin: 16px auto 0; color: var(--ink-soft); font-size: 15.5px; }
.cta { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 24px; }
.btn {
  display: inline-flex; align-items: center; gap: 6px; min-height: 46px; padding: 0 20px;
  border-radius: 999px; text-decoration: none; font-size: 15px; transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.btn.primary { color: #fff; background: linear-gradient(120deg, #8f7bd6, #e59bb5); box-shadow: 0 8px 26px rgba(143, 123, 214, .35); }
.btn.ghost { color: var(--ink); background: var(--glass); border: 1px solid var(--line); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.btn:hover { transform: translateY(-2px); }
.btn b { font-weight: 600; }

@media (min-width: 860px) {
  .hero { grid-template-columns: 1fr 1.15fr; gap: 40px; }
  .shed { width: 100%; max-width: 420px; }
  .hero-copy { text-align: left; }
  .lede { margin-left: 0; }
  .hero-copy .cta { justify-content: flex-start; }
}

/* ---------- section headings ---------- */
.sec-h { margin: 0; font: 600 clamp(22px, 5vw, 30px)/1.3 var(--serif); text-align: center; }
.sec-h::after {
  content: ""; display: block; width: 46px; height: 0; margin: 12px auto 0;
  border-top: 1.5px dashed var(--pencil);
}
.sec-sub { margin: 10px auto 0; text-align: center; color: var(--ink-soft); font-size: 15px; max-width: 32em; }

/* glass surface shared by rules / routes / cards */
.rule, .route, .face, .install, .tip-invite, .door, .three-q li {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: blur(16px) saturate(1.15); -webkit-backdrop-filter: blur(16px) saturate(1.15);
  box-shadow: 0 10px 34px rgba(124, 104, 196, .1), inset 0 1px 0 rgba(255, 255, 255, .8);
}

/* ---------- rules ---------- */
.rule-list { list-style: none; margin: 28px 0 0; padding: 0; display: grid; gap: 14px; }
.rule { position: relative; padding: 22px 22px 18px 64px; }
.rule .num {
  position: absolute; left: 20px; top: 20px; width: 30px; height: 30px; border-radius: 50%;
  display: grid; place-items: center; font: italic 600 14px/1 var(--serif); color: var(--violet);
  border: 1px dashed var(--pencil); background: rgba(255, 255, 255, .55);
}
.rule h3 { margin: 0 0 6px; font: 600 18px/1.45 var(--serif); }
.rule p { margin: 0; color: var(--ink-soft); font-size: 15px; }
@media (min-width: 860px) {
  .rule-list { grid-template-columns: repeat(3, 1fr); }
  .rule { padding: 64px 22px 22px; }
}

/* ---------- routes ---------- */
.route-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 26px; }
.route {
  display: flex; flex-direction: column; align-items: flex-start; gap: 4px; text-align: left;
  padding: 18px 16px; cursor: pointer; min-height: 132px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .35s;
}
a.route { color: inherit; text-decoration: none; }
.route:hover, .route[aria-pressed="true"] { transform: translateY(-3px); background: var(--glass-strong); box-shadow: 0 14px 40px rgba(229, 155, 181, .25), inset 0 1px 0 #fff; }
.route[aria-pressed="true"] { border-color: rgba(229, 155, 181, .9); }
.r-ico { font-size: 22px; line-height: 1; color: var(--violet); opacity: .8; margin-bottom: 6px; }
.route b { font: 600 18px/1.3 var(--serif); }
.route small { color: var(--ink-soft); font-size: 13px; line-height: 1.55; }
@media (min-width: 860px) { .route-grid { grid-template-columns: repeat(4, 1fr); } }

/* ---------- cards ---------- */
.chips { display: flex; gap: 8px; overflow-x: auto; padding: 22px 2px 4px; margin: 0 -20px; padding-left: 20px; padding-right: 20px; scrollbar-width: none; justify-content: flex-start; }
.chips::-webkit-scrollbar { display: none; }
@media (min-width: 640px) { .chips { justify-content: center; } }
.chip {
  flex: none; height: 34px; padding: 0 14px; border-radius: 999px; cursor: pointer; font-size: 14px;
  border: 1px solid var(--line); background: var(--glass); color: var(--ink-soft);
  transition: background .3s, color .3s;
}
.chip[aria-pressed="true"] { background: var(--ink); color: #fff; border-color: var(--ink); }
.route-note { text-align: center; color: var(--ink-faint); font-size: 13px; min-height: 1.6em; margin: 8px 0 0; }

.cards { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 16px; align-items: start; }
@media (min-width: 640px) { .cards { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1000px) { .cards { grid-template-columns: repeat(3, 1fr); } }

.card { perspective: 1400px; transition: opacity .6s var(--ease), filter .6s var(--ease), transform .6s var(--ease); }
.card.dim { opacity: .32; filter: blur(1.5px) saturate(.5); transform: scale(.97); }
.card-inner { position: relative; transform-style: preserve-3d; transition: transform .85s var(--ease); }
.face { -webkit-backface-visibility: hidden; backface-visibility: hidden; padding: 22px 20px 16px; }
.front { min-height: 210px; display: flex; flex-direction: column; }
.back { position: absolute; inset: 0 0 auto 0; transform: rotateY(180deg); visibility: hidden; transition: visibility 0s .42s; background: rgba(255, 255, 255, .62); }
.card.flipped .card-inner { transform: rotateY(180deg); }
.card.flipped .back { position: relative; visibility: visible; transition: visibility 0s .42s; }
.card.flipped .front { position: absolute; inset: 0 0 auto 0; visibility: hidden; transition: visibility 0s .42s; }
.front { transition: visibility 0s .42s; }

.scene { margin: 0; font: 600 21px/1.45 var(--serif); }
.scene::before { content: "“"; color: var(--rose); margin-right: 2px; }
.scene::after { content: "”"; color: var(--rose); margin-left: 2px; }
.what { margin: 10px 0 0; color: var(--ink-soft); font-size: 14px; line-height: 1.65; flex: 1; }
.meta { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.pill { font-size: 12.5px; padding: 3px 10px; border-radius: 999px; background: linear-gradient(120deg, rgba(143, 123, 214, .16), rgba(229, 155, 181, .2)); color: var(--violet); }
.sid { font-size: 11.5px; color: var(--ink-faint); background: none; padding: 0; }
.flip {
  align-self: flex-start; margin-top: 12px; border: 0; background: none; padding: 6px 0; cursor: pointer;
  font-size: 13.5px; color: var(--violet); border-bottom: 1px dashed var(--pencil); border-radius: 0;
}

.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.stats div { padding: 10px 12px; border-radius: 16px; background: rgba(255, 255, 255, .6); border: 1px dashed var(--pencil); }
.stats b { display: block; font: 600 28px/1.1 var(--serif); color: var(--violet); }
.stats small { font-size: 12px; color: var(--ink-soft); }
.qa { margin: 14px 0 0; }
.qa dt { font: 600 14px/1.4 var(--serif); color: var(--ink); margin-top: 10px; }
.qa dt::before { content: "· "; color: var(--rose); }
.qa dd { margin: 3px 0 0; font-size: 13.5px; line-height: 1.65; color: var(--ink-soft); }
.links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.links a { font-size: 13px; padding: 6px 12px; border-radius: 999px; background: rgba(255, 255, 255, .75); border: 1px solid var(--line); text-decoration: none; }

.install { margin-top: 26px; padding: 20px 22px; }
.install-sec { scroll-margin-top: 60px; }
.install h3 { margin: 0 0 6px; font: 600 17px/1.4 var(--serif); }
.install p { margin: 0; font-size: 14.5px; color: var(--ink-soft); }
.install p + p { margin-top: 10px; }

/* ---------- reading mode: for humans / for agents ---------- */
.lens {
  display: inline-flex; gap: 2px; padding: 3px; border-radius: 999px; max-width: 100%;
  background: rgba(255, 255, 255, .5); border: 1px dashed var(--pencil);
}
.lens button {
  border: 0; background: none; cursor: pointer; border-radius: 999px;
  height: 28px; padding: 0 12px; font-size: 12.5px; color: var(--ink-faint); white-space: nowrap;
  transition: background .3s var(--ease), color .3s var(--ease);
}
.lens button[aria-pressed="true"] { color: var(--violet); background: linear-gradient(120deg, rgba(143, 123, 214, .2), rgba(229, 155, 181, .26)); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .8); }
.lens-all { display: flex; width: max-content; margin: 16px auto 0; }
.lens-all button { height: 32px; padding: 0 16px; font-size: 13.5px; }
.front .lens { align-self: flex-start; margin-top: 14px; }
.back .lens { margin-bottom: 14px; }

.card[data-lens="human"] .for-machine, .card[data-lens="machine"] .for-human,
.card:not([data-lens]) .for-human { display: none; }

.mode { margin: 0; font: 600 14px/1.5 var(--serif); color: var(--ink); }
.mode::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 8px; vertical-align: .08em; }
.mode-diy::before  { background: #9fd3b5; box-shadow: 0 0 0 3px rgba(159, 211, 181, .25); }
.mode-half::before { background: var(--peach); box-shadow: 0 0 0 3px rgba(255, 210, 176, .35); }
.mode-crew::before { background: #a593e0; box-shadow: 0 0 0 3px rgba(165, 147, 224, .25); }
.tips { list-style: none; counter-reset: t; margin: 10px 0 0; padding: 0; }
.tips li { counter-increment: t; position: relative; padding-left: 28px; margin-top: 9px; font-size: 13.5px; line-height: 1.65; color: var(--ink-soft); }
.tips li::before {
  content: counter(t); position: absolute; left: 0; top: .15em; width: 19px; height: 19px; border-radius: 50%;
  display: grid; place-items: center; font: 600 11px/1 var(--serif); color: var(--violet);
  border: 1px dashed var(--pencil); background: rgba(255, 255, 255, .6);
}
.brief { margin-top: 14px; padding: 10px 14px; border-radius: 16px; background: rgba(255, 255, 255, .55); border: 1px dashed var(--pencil); }
.brief summary { cursor: pointer; font: 600 13.5px/1.5 var(--serif); color: var(--violet); }
.brief-text { margin: 8px 0 0; white-space: pre-line; overflow-wrap: anywhere; font-size: 12.5px; line-height: 1.7; color: var(--ink-soft); }
.copy {
  margin-top: 8px; border: 1px solid var(--line); background: rgba(255, 255, 255, .8); border-radius: 999px;
  height: 30px; padding: 0 14px; font-size: 12.5px; color: var(--violet); cursor: pointer;
}

/* ---------- contribute ---------- */
.three-q { list-style: none; counter-reset: q; margin: 26px 0 0; padding: 0; display: grid; gap: 12px; }
.three-q li { counter-increment: q; position: relative; padding: 18px 20px 18px 62px; font-size: 14.5px; color: var(--ink-soft); }
.three-q li::before {
  content: counter(q); position: absolute; left: 20px; top: 17px; width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center; font: 600 14px/1 var(--serif); color: #fff;
  background: linear-gradient(135deg, #a593e0, #eaa5bd);
}
.three-q b { display: block; color: var(--ink); font: 600 17px/1.45 var(--serif); margin-bottom: 2px; }
@media (min-width: 860px) { .three-q { grid-template-columns: repeat(3, 1fr); } }
.also { text-align: center; color: var(--ink-soft); font-size: 14px; margin: 18px auto 0; max-width: 34em; }

/* tips invite under the cards, and the two doors */
.tip-invite { margin-top: 14px; padding: 20px 22px; display: grid; gap: 4px; position: relative; overflow: hidden; }
.tip-invite::before {
  content: ""; position: absolute; right: -60px; top: -60px; width: 200px; height: 200px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 217, 168, .55), transparent 65%); pointer-events: none;
}
.ti-ico { font-size: 22px; line-height: 1; color: var(--rose); }
.tip-invite h3 { margin: 0 0 6px; font: 600 17px/1.4 var(--serif); }
.tip-invite p { margin: 0; font-size: 14.5px; color: var(--ink-soft); }
.tip-invite .cta { justify-content: flex-start; margin-top: 12px; }
@media (min-width: 860px) {
  .tip-invite { grid-template-columns: auto 1fr auto; align-items: center; gap: 18px; }
  .tip-invite .cta { margin-top: 0; flex-wrap: nowrap; }
}
/* direct submission form: same glass, a peach-lit edge like the wide door */
.tip-form {
  margin-top: 14px; padding: 22px; display: grid; gap: 14px; scroll-margin-top: 80px;
  background: var(--glass); border: 1px solid rgba(255, 217, 168, .95); border-radius: var(--radius);
  backdrop-filter: blur(16px) saturate(1.15); -webkit-backdrop-filter: blur(16px) saturate(1.15);
  box-shadow: 0 10px 34px rgba(124, 104, 196, .1), inset 0 1px 0 rgba(255, 255, 255, .8);
}
.tip-form h3 { margin: 0; font: 600 19px/1.4 var(--serif); }
.tf-sub, .tf-note { margin: 0; font-size: 14px; color: var(--ink-soft); }
.tf-note { font-size: 12.5px; color: var(--ink-faint); }
.tf-type { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 14.5px; }
.tf-type label { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }
.tf-type input { accent-color: var(--violet); }
.tf-field { display: grid; gap: 6px; position: relative; }
.tf-l { font-size: 13.5px; color: var(--ink-soft); letter-spacing: .02em; }
.tf-l i { font-style: normal; color: var(--rose); }
.tip-form input:not([type=radio]), .tip-form select, .tip-form textarea {
  width: 100%; font: 15px/1.6 var(--sans); color: var(--ink); padding: 10px 14px;
  background: rgba(255, 255, 255, .62); border: 1px dashed var(--pencil); border-radius: 16px;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.tip-form textarea { resize: vertical; min-height: 150px; }
.tip-form input:focus, .tip-form select:focus, .tip-form textarea:focus { outline: none; border-style: solid; border-color: var(--violet); background: rgba(255, 255, 255, .85); }
.tip-form .bad { border-color: var(--rose) !important; border-style: solid !important; }
.tf-count { justify-self: end; font-size: 12px; color: var(--ink-faint); }
.tf-row { display: grid; gap: 14px; }
@media (min-width: 640px) { .tf-row { grid-template-columns: 1fr 1fr; } }
.tf-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.tip-form .cta { justify-content: flex-start; margin-top: 4px; }
.tip-form button.btn { border: 0; cursor: pointer; }
.tip-form button.btn[disabled] { opacity: .55; cursor: wait; transform: none; }
.tf-status { margin: 0; min-height: 1.6em; font-size: 14.5px; }
.tf-status.ok { color: #6b5bb0; }
.tf-status.err { color: #b0587a; }
.tf-status a { font-weight: 600; }
.tip-form.sent .tf-status { padding: 12px 16px; border-radius: 16px; background: rgba(255, 226, 184, .45); }
.doors { display: grid; gap: 14px; margin-top: 26px; }
@media (min-width: 860px) { .doors { grid-template-columns: 1fr 1fr; } }
.door { padding: 22px 22px 20px; display: flex; flex-direction: column; }
.door h3 { margin: 4px 0 8px; font: 600 19px/1.4 var(--serif); }
.door p { margin: 0; font-size: 14.5px; color: var(--ink-soft); }
.door .cta { justify-content: flex-start; margin-top: auto; padding-top: 16px; }
.door-tag { font-size: 12.5px !important; letter-spacing: .14em; color: var(--ink-faint) !important; }
.door-wide { border-color: rgba(255, 217, 168, .95); }
.door-strict { border-style: dashed; border-color: var(--pencil); background: rgba(255, 255, 255, .38); }
.sub-h { margin: 44px 0 0; font: 600 clamp(19px, 4.4vw, 24px)/1.35 var(--serif); text-align: center; }

/* ---------- footer ---------- */
.foot { text-align: center; padding: 64px 20px calc(36px + env(safe-area-inset-bottom)); color: var(--ink-soft); }
.foot p { margin: 0; font: 15px/1.6 var(--serif); letter-spacing: .04em; }
.foot .foot-links { margin-top: 10px; font: 14px/1.6 var(--sans); display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; color: var(--ink-faint); }
.foot-links a { color: var(--violet); text-decoration: none; border-bottom: 1px dashed var(--pencil); }
.foot .foot-sub { margin-top: 6px; font: 12px/1.6 var(--sans); color: var(--ink-faint); letter-spacing: 0; }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: calc(var(--i, 0) * 60ms); }
.reveal.in { opacity: 1; transform: none; }
.card.reveal.in.dim { opacity: .32; transform: scale(.97); }

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .card-inner { transition: none; }
  .card.flipped .card-inner { transform: none; }
  .back { transform: none; }
  .card .back, .card .front, .card.flipped .back, .card.flipped .front { transition: none; }
}
.card.reveal { transition: opacity .6s var(--ease), filter .6s var(--ease), transform .6s var(--ease); transition-delay: calc(var(--i, 0) * 50ms); }
@media (prefers-reduced-motion: reduce) { .card.reveal { transition: none; } }

/* ---------- Q&A board + form type switching ---------- */
.tip-form [hidden], .qa-board [hidden] { display: none !important; }
.tf-answering {
  display: grid; gap: 4px; padding: 14px 16px; border-radius: 18px;
  background: rgba(255, 255, 255, .55); border: 1px dashed var(--pencil);
}
.tf-answering .tf-l { margin: 0; }
.tf-qtitle { margin: 0; font: 600 16px/1.5 var(--serif); color: var(--ink); }
.tf-unanswer {
  justify-self: start; margin-top: 4px; padding: 0; border: 0; background: none; cursor: pointer;
  font: 13px/1.6 var(--sans); color: var(--violet); border-bottom: 1px dashed var(--pencil);
}
.qa-list { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 12px; }
.forum-bar {
  display: flex; justify-content: space-between; align-items: baseline; gap: 10px; margin-top: 30px; padding: 0 6px;
  font-size: 13px; color: var(--ink-faint); letter-spacing: .02em;
}
.forum-sort::before { content: "↓ "; color: var(--rose); }
.qa-q, .qa-fail {
  position: relative; overflow: hidden;
  background: var(--glass); border: 1px solid var(--line); border-radius: 22px;
  backdrop-filter: blur(16px) saturate(1.15); -webkit-backdrop-filter: blur(16px) saturate(1.15);
  box-shadow: 0 8px 28px rgba(124, 104, 196, .09), inset 0 1px 0 rgba(255, 255, 255, .8);
  scroll-margin-top: 76px; transition: background .35s var(--ease), box-shadow .35s var(--ease);
}
.qa-q.open { background: var(--glass-strong); box-shadow: 0 14px 40px rgba(229, 155, 181, .2), inset 0 1px 0 #fff; }
.qa-fail { padding: 22px; color: var(--ink-soft); font-size: 14.5px; text-align: center; }
.qa-h { margin: 0; font: inherit; }
.qa-head {
  display: grid; grid-template-columns: 1fr auto; column-gap: 14px; row-gap: 4px; align-items: center;
  width: 100%; padding: 16px 16px 15px 20px; border: 0; background: none; text-align: left; cursor: pointer;
  border-radius: 22px;
}
.qa-title { grid-column: 1; min-width: 0; overflow-wrap: anywhere; font: 600 17px/1.5 var(--serif); color: var(--ink); }
.qa-head .qa-by { grid-column: 1; }
.qa-badge {
  grid-column: 2; grid-row: 1 / span 2; display: grid; justify-items: center; min-width: 52px; padding: 6px 8px;
  border-radius: 16px; background: linear-gradient(120deg, rgba(143, 123, 214, .16), rgba(229, 155, 181, .22)); color: var(--violet);
}
.qa-badge b { font: 600 20px/1.1 var(--serif); }
.qa-badge small { font-size: 11px; line-height: 1.3; color: var(--ink-soft); }
.qa-badge.zero { background: rgba(255, 255, 255, .5); border: 1px dashed var(--pencil); color: var(--ink-faint); }
.qa-head:hover .qa-title, .qa-q.open .qa-title { color: var(--violet); }
.qa-by { margin: 0; font-size: 12.5px; color: var(--ink-faint); letter-spacing: .02em; }
.qa-detail { padding: 0 20px 20px; border-top: 1px dashed var(--pencil); margin: 0 14px; padding-left: 6px; padding-right: 6px; }
.qa-body p, .qa-a p:not(.qa-by) { margin: 10px 0 0; font-size: 15px; color: var(--ink-soft); white-space: pre-line; overflow-wrap: anywhere; }
.qa-answers { list-style: none; margin: 16px 0 0; padding: 0; display: grid; gap: 10px; }
.qa-a { padding: 12px 16px 14px; border-radius: 18px; background: rgba(255, 255, 255, .55); border-left: 3px solid rgba(255, 210, 176, .95); }
.qa-a.keeper { border-left-color: rgba(143, 123, 214, .7); }
.qa-a p:not(.qa-by) { margin-top: 6px; color: var(--ink); }
.qa-none { margin: 14px 0 0; font-size: 13.5px; color: var(--ink-faint); font-style: italic; }
.qa-reply { margin-top: 16px; font-size: 14px; min-height: 40px; padding: 0 18px; }
.qa-empty { text-align: center; color: var(--ink-faint); font-size: 14px; margin: 18px 0 0; }

/* ---------- favourites (star) ---------- */
.fav {
  display: inline-grid; place-items: center; width: 36px; height: 36px; padding: 0; cursor: pointer;
  border: 0; border-radius: 50%; background: rgba(255, 255, 255, .55); color: var(--ink-faint);
  -webkit-tap-highlight-color: transparent; transition: color .3s var(--ease), transform .3s var(--ease), background .3s;
}
.fav svg { fill: none; stroke: currentColor; stroke-width: 1.6; }
.fav:hover { color: var(--rose); }
.fav[aria-pressed="true"] { color: #e7a35c; background: rgba(255, 226, 184, .7); }
.fav[aria-pressed="true"] svg { fill: #ffd38a; stroke: #e7a35c; }
.fav:active { transform: scale(.88); }
.front .fav { position: absolute; top: 14px; right: 14px; }
.front .scene { padding-right: 34px; }
.front { position: relative; }
.card.hl .face.front { box-shadow: 0 0 0 2px rgba(229, 155, 181, .8), 0 14px 40px rgba(229, 155, 181, .3); }
.fav-q { position: absolute; top: 12px; right: 12px; z-index: 1; }
.qa-head { padding-right: 56px; }
.qa-badge { margin-top: 30px; }

/* ---------- mine.html ---------- */
.mine-note {
  margin: 14px auto 0; max-width: 34em; padding: 8px 14px; text-align: center;
  font-size: 12.5px; color: var(--ink-faint); border: 1px dashed var(--pencil); border-radius: 14px;
}
.mine-h { margin: 34px 0 0; font: 600 19px/1.4 var(--serif); }
.mine-h > span[aria-hidden] { color: var(--rose); }
.mine-n { font: 13px/1 var(--sans); color: var(--ink-faint); }
.mine-list { list-style: none; margin: 12px 0 0; padding: 0; display: grid; gap: 10px; }
.mine-item {
  display: flex; align-items: center; gap: 8px; padding: 4px 10px 4px 4px;
  background: var(--glass); border: 1px solid var(--line); border-radius: 20px;
  backdrop-filter: blur(16px) saturate(1.15); -webkit-backdrop-filter: blur(16px) saturate(1.15);
  box-shadow: 0 8px 26px rgba(124, 104, 196, .08), inset 0 1px 0 rgba(255, 255, 255, .8);
}
.mine-link { flex: 1; min-width: 0; display: grid; gap: 2px; padding: 12px 14px; color: inherit; text-decoration: none; border-radius: 16px; }
a.mine-link:hover .mine-title { color: var(--violet); }
.mine-tag, .mine-state { justify-self: start; font-size: 11.5px; padding: 1px 9px; border-radius: 999px; color: var(--violet); background: rgba(143, 123, 214, .12); }
.mine-state.live { color: #3d8a63; background: rgba(159, 211, 181, .3); }
.mine-state.pending { color: #b4774a; background: rgba(255, 210, 176, .45); }
.mine-state.unknown, .mine-state.checking { color: var(--ink-faint); background: rgba(255, 255, 255, .6); }
.mine-title { font: 600 16px/1.5 var(--serif); color: var(--ink); overflow-wrap: anywhere; }
.mine-ex { font-size: 13.5px; color: var(--ink-soft); overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow-wrap: anywhere; }
.mine-meta { font-size: 12px; color: var(--ink-faint); }
.mine-empty { margin: 12px 0 0; padding: 18px 20px; text-align: center; font-size: 14px; line-height: 1.8; color: var(--ink-soft); border: 1px dashed var(--pencil); border-radius: 20px; background: rgba(255, 255, 255, .35); }
.mine-empty a { font-size: 13.5px; }
.mine [hidden] { display: none !important; }

/* ---------- P11: link fields, contact visibility, media in Q&A ---------- */
.tf-links { margin: 0; padding: 0; border: 0; min-width: 0; }
.tf-links legend { padding: 0; margin-bottom: 6px; }
.tf-links input + input { margin-top: 8px; }
.tf-hint { display: block; margin-top: 6px; font-size: 12px; line-height: 1.6; color: var(--ink-faint); }
.tf-vis { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: -6px; font-size: 14px; }
.tf-vis label { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }
.tf-vis input { accent-color: var(--violet); }
.tf-vis .tf-pub-hint { flex-basis: 100%; margin-top: 0; padding-left: 2px; }
.tf-vis:has(input[value="public"]:checked) .tf-pub-hint { color: #b0587a; }
.media { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.media-img {
  display: block; max-width: 100%; border-radius: 16px; overflow: hidden; line-height: 0;
  background: rgba(255, 255, 255, .55); border: 1px solid var(--line);
  box-shadow: 0 6px 20px rgba(124, 104, 196, .12);
}
.media-img img { display: block; max-width: 100%; max-height: 360px; width: auto; height: auto; object-fit: contain; }
@media (min-width: 640px) { .media-img img { max-width: 420px; } }
.media-ext {
  display: inline-flex; align-items: center; gap: 4px; max-width: 100%; min-height: 34px; padding: 4px 14px;
  border-radius: 999px; font-size: 13px; text-decoration: none; color: var(--violet);
  background: rgba(255, 255, 255, .7); border: 1px dashed var(--pencil); overflow-wrap: anywhere;
}
.media-ext b { font-weight: 600; }
.media-ext:hover { border-style: solid; }
.qa-contact { color: var(--ink-soft); overflow-wrap: anywhere; }

/* P12: the craft library lives on the home page */
#skills { scroll-margin-top: 56px; }
/* phones: cards off the chosen path fold down to a faint one-line strip, so the home page stays short */
@media (max-width: 760px) {
  .card.dim .front { min-height: 0; padding-top: 12px; padding-bottom: 12px; }
  .card.dim .front > :not(.scene) { display: none; }
  .card.dim .scene { font-size: 15px; }
}

/* P13/P15: iOS home-screen app paints under the status bar (black-translucent, white glyphs).
   Only there is env(safe-area-inset-top) > 0, so elsewhere the band has zero height.
   Top-down: a soft violet where the white clock/battery sit, melting into the header lavender
   (#f5effb) a little below the inset so there is no seam. */
.top::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0;
  height: calc(env(safe-area-inset-top, 0px) * 1.3);
  background: linear-gradient(180deg,
    #8f7cd5 0%, #9b89da 48%, #c7baea 66%, #e9e1f7 82%, rgba(245, 239, 251, 0) 100%);
  pointer-events: none;
}

/* ---------- P14: answer in place under each question ---------- */
.qa-form {
  position: relative; display: grid; gap: 8px; margin-top: 16px; padding: 14px 14px 12px;
  border-radius: 20px; background: rgba(255, 255, 255, .5); border: 1px dashed var(--pencil);
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.qa-form:focus-within { border-style: solid; border-color: rgba(229, 155, 181, .8); background: rgba(255, 255, 255, .7); }
.qa-f-l { font: 600 14px/1.4 var(--serif); color: var(--violet); }
.qa-form textarea, .qa-form input:not([type=radio]) {
  width: 100%; min-width: 0; font: 15px/1.6 var(--sans); color: var(--ink); padding: 9px 13px;
  background: rgba(255, 255, 255, .72); border: 1px solid rgba(124, 104, 196, .22); border-radius: 14px;
}
.qa-form textarea { resize: vertical; min-height: 84px; }
.qa-form textarea:focus, .qa-form input:focus { outline: none; border-color: var(--violet); background: #fff; }
.qa-form .bad { border-color: var(--rose) !important; }
.qa-f-row { display: flex; gap: 8px; align-items: center; }
.qa-f-row input { flex: 1; }
.qa-post { flex: none; border: 0; cursor: pointer; min-height: 42px; padding: 0 18px; font-size: 14.5px; }
.qa-post[disabled] { opacity: .6; cursor: wait; transform: none; }
.qa-form.posted .qa-post { background: linear-gradient(120deg, #8fc9a8, #b6d9a6); box-shadow: 0 8px 22px rgba(143, 201, 168, .35); }
.qa-f-rule { margin: 0; font-size: 12px; color: var(--ink-faint); }
.qa-f-status { margin: 0; min-height: 0; font-size: 13.5px; }
.qa-f-status:empty { display: none; }
.qa-f-status.ok { color: #6b5bb0; padding: 8px 12px; border-radius: 14px; background: rgba(255, 226, 184, .45); }
.qa-f-status.err { color: #b0587a; }
.qa-refresh {
  margin-left: 4px; padding: 0; border: 0; background: none; cursor: pointer; font: inherit; font-size: 13px;
  color: var(--violet); border-bottom: 1px dashed var(--pencil);
}
.qa-nick { color: var(--ink-soft); font-weight: 600; }
@media (max-width: 380px) { .qa-f-row { flex-wrap: wrap; } .qa-post { width: 100%; justify-content: center; } }

/* ---------- P16: forum list → thread ---------- */
a.qa-head { color: inherit; text-decoration: none; -webkit-tap-highlight-color: transparent; }
a.qa-head:hover .qa-title { color: var(--violet); }
.qa-q:has(a.qa-head:active) { transform: scale(.99); }
.qa-thread[hidden], .qa-board[hidden] { display: none !important; }
.qa-t-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.qa-back { font-size: 14px; text-decoration: none; color: var(--violet); padding: 6px 2px; }
.qa-t-q {
  margin-top: 12px; padding: 22px 20px 20px; border-radius: 24px;
  background: var(--glass-strong); border: 1px solid var(--line);
  backdrop-filter: blur(16px) saturate(1.15); -webkit-backdrop-filter: blur(16px) saturate(1.15);
  box-shadow: 0 10px 34px rgba(124, 104, 196, .1), inset 0 1px 0 #fff;
}
.qa-t-title { margin: 0 0 6px; font: 600 clamp(20px, 5.4vw, 26px)/1.45 var(--serif); color: var(--ink); overflow-wrap: anywhere; }
.qa-t-count { margin: 26px 4px 0; font: 600 16px/1.4 var(--serif); color: var(--ink-soft); }
.qa-thread .qa-answers { margin-top: 12px; }
.qa-thread .qa-a { scroll-margin-top: 80px; transition: box-shadow .6s var(--ease); }
.qa-thread .qa-a.hl { box-shadow: 0 0 0 2px rgba(229, 155, 181, .7); }
.qa-a.is-reply { margin-left: 18px; border-left-color: rgba(165, 147, 224, .75); }
.qa-a.mine { background: rgba(255, 246, 236, .7); }
.qa-a.gone { background: rgba(255, 255, 255, .35); border-left-color: var(--pencil); }
.qa-quote {
  display: grid; gap: 2px; margin: 0 0 8px; padding: 6px 10px; border-radius: 12px; text-decoration: none;
  background: rgba(124, 104, 196, .07); border-left: 2px solid rgba(124, 104, 196, .35); font-size: 12.5px;
}
.qa-quote-who { color: var(--violet); font-weight: 600; }
.qa-quote-ex { color: var(--ink-faint); overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.qa-quote.gone { color: var(--ink-faint); font-style: italic; }
.qa-acts { display: flex; gap: 14px; margin-top: 8px; }
.qa-act {
  padding: 2px 0; border: 0; background: none; cursor: pointer; font: inherit; font-size: 12.5px; color: var(--ink-faint);
  border-bottom: 1px dashed transparent; -webkit-tap-highlight-color: transparent;
}
.qa-act:hover { color: var(--violet); border-bottom-color: var(--pencil); }
.qa-act.del { color: #b0587a; }
.qa-act.del.arm { color: #fff; background: #d0708f; border-radius: 999px; padding: 2px 10px; }
.qa-act[disabled] { opacity: .6; cursor: default; }
.qa-report { display: flex; flex-wrap: wrap; gap: 6px 12px; align-items: center; margin-top: 8px; }
.qa-report input {
  flex: 1 1 180px; min-width: 0; font: 14px/1.5 var(--sans); color: var(--ink); padding: 6px 12px;
  border-radius: 12px; background: rgba(255, 255, 255, .8); border: 1px solid rgba(124, 104, 196, .22);
}
.qa-act-msg { margin: 6px 0 0; font-size: 12.5px; }
.qa-act-msg:empty { display: none; }
.qa-act-msg.ok { color: #6b5bb0; }
.qa-act-msg.err { color: #b0587a; }
.qa-thread .qa-form { margin-top: 20px; }
.qa-f-reply { display: flex; align-items: center; gap: 6px; margin: 0; font-size: 13px; color: var(--violet); }
.qa-f-reply[hidden] { display: none; }
.qa-f-unreply { border: 0; background: rgba(124, 104, 196, .12); color: var(--violet); border-radius: 50%; width: 22px; height: 22px; line-height: 1; cursor: pointer; }
.qa-thread .qa-f-row { flex-wrap: wrap; }
.qa-f-id { flex: 1 1 auto; font-size: 13px; color: var(--ink-soft); min-width: 0; }
.qa-f-id b { color: var(--violet); font-weight: 600; }
.qa-form.is-anon .qa-f-id b { color: var(--ink-soft); }
.qa-f-anon { display: inline-flex; align-items: center; gap: 5px; font-size: 13px; color: var(--ink-soft); cursor: pointer; }
.qa-f-anon input { accent-color: var(--violet); }
.tf-id { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 16px; font-size: 14px; color: var(--ink-soft); }
.tf-id b { color: var(--violet); }
.tf-id label { display: inline-flex; align-items: center; gap: 5px; cursor: pointer; }
.tf-id input { accent-color: var(--violet); }
.tf-id .tf-hint { flex-basis: 100%; margin-top: 0; }
@media (max-width: 380px) { .qa-thread .qa-post { width: 100%; justify-content: center; } }