/* Daily Briefing / 每日簡報: Kowloon night signage over a readable news column. */
:root {
  --bg: #0b1416; --panel: #132023; --panel-2: #1a2b2f; --line: #2a4044; --ink: #e8f1ec; --muted: #9bb3ab;
  --red: #ff3b4e; --jade: #2de2c0; --amber: #ffb03a; --blue: #6fb6ff; --tile: #2a404433;
  --finance: var(--amber); --tech: var(--jade); --global: var(--red); --local: var(--blue);
  --c-finance: #c4802a; --c-tech: #17a088; --c-global: #ee3546; --c-local: #4a8fd6;
  --spark: #7f968f; --spark-bar: #34504f; --up: #2de2c0; --down: #ff6b78;
  --glow: 10px; --bright-k: 1; --rain: .9; --mist: 0; --sign-ink: #fff2f3; --mix: 10%;
  /* night: deep sky, neon haze rising off the street, a few hundred lit windows */
  --sky-top: #050b0d; --sky-mid: #0a1417; --haze-1: #ff3b4e2e; --haze-2: #2de2c024;
  --sky-far: #0f1c1f; --fa1: #0d1618; --fa2: #0f191b; --fa3: #0c1416; --fa4: #101b1e; --stain: #000;
  --pane: #172629; --lit: #ffcf7a; --lit2: #7fe9d6; --ac: #213236; --tank: #142224; --aerial: #2a3e41; --pole: #2a3a3d;
  --ld0: #5a2a30; --ld1: #23364f; --ld2: #3a4446; --ld3: #5a4a25; --sg-off: #2a2224; --plane: #1d2b2e;
  --sky-op: 1;
  --cjk: "Noto Serif TC", "PMingLiU", "Songti TC", serif;
  --ui: "Barlow Condensed", "Arial Narrow", system-ui, sans-serif;
  --read: "Newsreader", Georgia, serif;
  --led: "DotGothic16", ui-monospace, monospace;
  color-scheme: dark;
}
:root[data-theme="light"] {
  --bg: #e9efec; --panel: #fbfcfa; --panel-2: #f1f5f2; --line: #c7d3cd; --ink: #13201f; --muted: #4a5c58;
  --red: #b3122a; --jade: #00695c; --amber: #8a5200; --blue: #1f5fa8; --tile: #c7d3cd55;
  --c-finance: #8a5200; --c-tech: #008069; --c-global: #b3122a; --c-local: #1f5fa8;
  --spark: #6b7d78; --spark-bar: #c9d3cd; --up: #00695c; --down: #b3122a;
  --glow: 0px; --bright-k: 0; --rain: 0; --mist: .85; --sign-ink: #ffffff; --mix: 100%;
  /* morning over the Walled City: dawn haze, low sun, weathered concrete with water stains, laundry out */
  --sky-top: #dfe4e3; --sky-mid: #ece6d8; --haze-1: #ffd9a066; --haze-2: #cfd8d544;
  --sky-far: #cfd3cf; --fa1: #cbc2b3; --fa2: #bdb5a7; --fa3: #d5ccbd; --fa4: #c2c4bb; --stain: #7d7566;
  --pane: #6f7774; --lit: #f3c86a; --lit2: #cfeee4; --ac: #ebe7dd; --tank: #9a9488; --aerial: #6d6a63; --pole: #7b766d;
  --ld0: #b3122a; --ld1: #1f5fa8; --ld2: #f4f1ea; --ld3: #d8a21f; --sg-off: #8b8378; --plane: #4f5655;
  --sky-op: .95;
  color-scheme: light;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
  --bg: #e9efec; --panel: #fbfcfa; --panel-2: #f1f5f2; --line: #c7d3cd; --ink: #13201f; --muted: #4a5c58;
  --red: #b3122a; --jade: #00695c; --amber: #8a5200; --blue: #1f5fa8; --tile: #c7d3cd55;
  --c-finance: #8a5200; --c-tech: #008069; --c-global: #b3122a; --c-local: #1f5fa8;
  --spark: #6b7d78; --spark-bar: #c9d3cd; --up: #00695c; --down: #b3122a;
  --glow: 0px; --bright-k: 0; --rain: 0; --mist: .85; --sign-ink: #ffffff; --mix: 100%;
  /* morning over the Walled City: dawn haze, low sun, weathered concrete with water stains, laundry out */
  --sky-top: #dfe4e3; --sky-mid: #ece6d8; --haze-1: #ffd9a066; --haze-2: #cfd8d544;
  --sky-far: #cfd3cf; --fa1: #cbc2b3; --fa2: #bdb5a7; --fa3: #d5ccbd; --fa4: #c2c4bb; --stain: #7d7566;
  --pane: #6f7774; --lit: #f3c86a; --lit2: #cfeee4; --ac: #ebe7dd; --tank: #9a9488; --aerial: #6d6a63; --pole: #7b766d;
  --ld0: #b3122a; --ld1: #1f5fa8; --ld2: #f4f1ea; --ld3: #d8a21f; --sg-off: #8b8378; --plane: #4f5655;
  --sky-op: .95;
  color-scheme: light;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; background-color: var(--bg); color: var(--ink);
  font: 400 1.0625rem/1.6 var(--read);
  /* tenement mosaic tiles */
  background-image: linear-gradient(var(--tile) 1px, transparent 1px), linear-gradient(90deg, var(--tile) 1px, transparent 1px);
  background-size: 14px 14px;
}
body::before { /* fixed light layer (composited, no scroll repaint): street-neon spill at night, low sun in the morning */
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(60% 45% at 0% 0%, var(--haze-1), transparent 70%),
              radial-gradient(55% 50% at 100% 100%, var(--haze-2), transparent 70%);
}
a { color: inherit; text-decoration-color: color-mix(in srgb, var(--jade) 55%, transparent); text-underline-offset: .2em; transition: color .18s; }
a:hover { color: var(--jade); }
button { cursor: pointer; }
:focus-visible { outline: 2px solid var(--jade); outline-offset: 3px; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 50; background: var(--jade); color: var(--bg); padding: .6rem 1rem; font: 600 1rem var(--ui); }
.skip:focus { left: 8px; }
.zh { font-family: var(--cjk); font-weight: 900; }
.vh { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }

/* ── Masthead ─────────────────────────────────────────── */
.mast { position: relative; isolation: isolate; overflow: hidden; border-bottom: 1px solid var(--line);
  background: radial-gradient(40% 70% at 22% 100%, var(--haze-1), transparent 75%),
              radial-gradient(45% 80% at 85% 100%, var(--haze-2), transparent 75%),
              linear-gradient(to bottom, var(--sky-top), var(--sky-mid) 55%, var(--bg)); }
.skyline { position: absolute; inset: auto 0 0 auto; width: min(100%, 64rem); height: 100%; z-index: 0; pointer-events: none;
  opacity: var(--sky-op); mask-image: linear-gradient(to right, transparent 30%, #000 75%); }
.mast-inner > :not(.skyline) { position: relative; z-index: 2; }  /* layers: skyline 0, mist 1, content 2 */
/* city (header skyline + Kowloon page): generated in app.js, coloured here */
.city .far { fill: var(--sky-far); } .city .fa0 { fill: var(--fa1); } .city .fa1 { fill: var(--fa2); }
.city .fa2 { fill: var(--fa3); } .city .fa3 { fill: var(--fa4); } .city .stain { fill: var(--stain); opacity: .22; }
.city .cw { fill: var(--pane); } .city .on { fill: var(--lit); } .city .on2 { fill: var(--lit2); }
.city .ac { fill: var(--ac); } .city .tank { fill: var(--tank); } .city .aerial { stroke: var(--aerial); stroke-width: 1.2; fill: none; }
.city .pole { stroke: var(--pole); stroke-width: 1; } .city .ld0 { fill: var(--ld0); } .city .ld1 { fill: var(--ld1); }
.city .ld2 { fill: var(--ld2); } .city .ld3 { fill: var(--ld3); }
/* signboards: six tube colours; off boards are dark, lit ones glow in their own colour */
.city .sg { fill: var(--sg-off); }
.city .sgn.on .c0 { fill: #e8283c; color: #ff3b4e; } .city .sgn.on .c1 { fill: #12b89a; color: #2de2c0; }
.city .sgn.on .c2 { fill: #e8901f; color: #ffb03a; } .city .sgn.on .c3 { fill: #e0368f; color: #ff5fae; }
.city .sgn.on .c4 { fill: #2f7fe0; color: #6fb6ff; } .city .sgn.on .c5 { fill: #f2efe6; color: #fff8e0; }
.city .sgn.on .sg { filter: drop-shadow(0 0 4px currentColor); }
.city .sgt { font: 900 10px var(--cjk); text-anchor: middle; fill: #ffffff40; pointer-events: none; }
.city .sgn.on .sgt { fill: #fff; } .city .sgn.on .c5 ~ .sgt { fill: #b3122a; }
.city .sgn.flicker { animation: buzz 7s steps(1) infinite; }
.city .hit { fill: transparent; }
.city [data-sign][tabindex] { cursor: pointer; outline: none; }
.city [data-sign]:focus-visible .sg { stroke: #fff; stroke-width: 2; }
.city .sgn.pulse .sg { animation: pulse-sign .9s ease-out 2; }
@keyframes pulse-sign { 50% { filter: drop-shadow(0 0 14px currentColor) brightness(1.6); } }
.city .plane { fill: var(--plane); animation: approach 46s linear 3s infinite; transform: translate(var(--fly-from, 1300px), 14px); }
.city .plane.landing { animation: approach 46s linear 0s infinite; }
@keyframes approach { /* a jet on the Kai Tak approach, skimming the rooftops, every 46 seconds */
  0% { transform: translate(var(--fly-from, 1300px), 14px); } 32% { transform: translate(-120px, 44px); } 100% { transform: translate(-120px, 44px); } }
.city .beacon { fill: #ff3b4e; animation: beacon 1.2s steps(1) infinite; }
@keyframes beacon { 50% { opacity: .2; } }
.mist { position: absolute; inset: 0; z-index: 1; pointer-events: none; opacity: var(--mist); overflow: hidden; }
.mist::before { /* morning haze drifting between the blocks */
  content: ""; position: absolute; inset: 35% -50% 20% -50%; will-change: transform;
  background: radial-gradient(40% 50% at 30% 50%, #ffffffb3, transparent 70%), radial-gradient(35% 45% at 75% 60%, #ffffff99, transparent 70%);
  animation: drift 48s ease-in-out infinite alternate; }
@keyframes drift { to { transform: translateX(18%); } }
.rain { position: absolute; inset: 0; overflow: hidden; pointer-events: none; opacity: var(--rain);
  mask-image: linear-gradient(to bottom, #000 30%, transparent); }
.rain::before { /* transform-only animation: composited, no repaint per frame */
  content: ""; position: absolute; inset: -160px 0 0 -24px; will-change: transform;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='160'%3E%3Cg stroke='%23a8e6dc' stroke-opacity='.22'%3E%3Cpath d='M10 0l-3 22M50 40l-3 26M90 90l-3 20M30 110l-3 28M110 10l-3 18M70 130l-3 24'/%3E%3C/g%3E%3C/svg%3E");
  animation: rain .8s linear infinite; }
@keyframes rain { to { transform: translate(-24px, 160px); } }
.mast-inner, .mast nav ul, main, .foot { max-width: 78rem; margin-inline: auto; }
.mast-inner { position: relative; display: grid; grid-template-columns: auto 1fr auto; gap: 1.25rem; align-items: start; padding: 1.25rem 16px .5rem; }

.sign-v { /* the neon signboard: 每日簡報 */
  display: block; text-decoration: none; padding: .55rem .4rem;
  --tube: #ff3b4e; border: 3px solid var(--tube); border-radius: 4px; background: #1c0a0d;
  box-shadow: 0 0 10px var(--tube), 0 0 26px #ff3b4e55, inset 0 0 10px #ff3b4e80;
  animation: warmup 1.8s steps(1) both;
}
.sign-v span { display: flex; flex-direction: column; align-items: center; font: 900 clamp(1.5rem, 4.2vw, 2.5rem)/1.08 var(--cjk);
  color: #fff2f3; text-shadow: 0 0 4px var(--tube), 0 0 10px var(--tube), 0 0 26px var(--tube); }
.sign-v b { font-weight: 900; }
.sign-v b:last-child { animation: buzz 9s steps(1) 3s infinite; }
@keyframes warmup { /* a neon tube striking */
  0%, 8%, 14%, 30% { opacity: .15; } 4%, 11%, 20%, 34%, 100% { opacity: 1; } 24% { opacity: .5; }
}
@keyframes buzz { 0%, 93%, 96%, 100% { opacity: 1; } 94%, 97% { opacity: .25; } }

.mast-body { min-width: 0; }
.brand { margin: 0; font: 700 clamp(2.4rem, 8.5vw, 5.6rem)/.9 var(--ui); text-transform: uppercase; letter-spacing: .005em; }
.brand a { text-decoration: none; color: var(--ink); text-shadow: 0 0 calc(var(--glow) * 2) color-mix(in srgb, var(--jade) 35%, transparent); }
.hud { margin: .6rem 0 0; font: 500 1.05rem/1.45 var(--ui); color: var(--muted); text-shadow: 0 0 6px var(--bg), 0 0 2px var(--bg); }
.hud strong { color: var(--ink); font-weight: 700; font-variant-numeric: tabular-nums; }
.hud .zh { color: var(--amber); font-size: .95em; margin-right: .6em; }
.hud .stale { display: block; margin-top: .25rem; color: var(--amber); font-weight: 600; }
.hud .sep { color: var(--red); margin: 0 .45em; }
.tools { display: flex; gap: .5rem; }
.icon-btn { width: 44px; height: 44px; display: grid; place-items: center; background: var(--panel); color: var(--ink);
  border: 1px solid var(--line); transition: color .18s, border-color .18s; }
.icon-btn:hover { color: var(--amber); border-color: var(--amber); }
.streak { /* jade neon streak number; --heat (0 at day 1 → 1 at day 30) drives glow, brightness and flicker rate */
  --heat: 0;
  display: inline-grid; place-items: center; height: 44px; min-width: 44px; padding: 0 .6rem;
  font: 700 1.6rem/1 var(--ui); font-variant-numeric: tabular-nums; color: var(--sign-ink);
  border: 2px solid var(--jade); border-radius: 3px; background: color-mix(in srgb, var(--jade) var(--mix), var(--bg));
  box-shadow: 0 0 calc(var(--glow) * (.3 + 1.7 * var(--heat))) var(--jade),
    inset 0 0 calc(var(--glow) * (.2 + .8 * var(--heat))) color-mix(in srgb, var(--jade) 45%, transparent);
  text-shadow: 0 0 calc(var(--glow) * (.2 + .6 * var(--heat))) var(--jade), 0 0 calc(var(--glow) * (.5 + 2.5 * var(--heat))) var(--jade);
  filter: brightness(calc(1 + (var(--heat) * .55 - .15) * var(--bright-k)));
  animation: hum calc(4.5s - 3s * var(--heat)) steps(1) infinite; cursor: default; }
.streak.grew { animation: warmup 1.4s steps(1) .9s both, hum calc(4.5s - 3s * var(--heat)) steps(1) 2.3s infinite; }
@keyframes hum { 0%, 100% { opacity: 1; } 46% { opacity: .78; } 48% { opacity: 1; } 81% { opacity: .88; } 82% { opacity: 1; } }

.mast nav ul { list-style: none; margin: 0; padding: 0 16px; display: flex; gap: .25rem; overflow-x: auto; scrollbar-width: none; position: relative; }
.mast nav a { display: flex; align-items: baseline; gap: .45rem; padding: .65rem .8rem .55rem; white-space: nowrap; text-decoration: none;
  font: 600 1.05rem var(--ui); color: var(--muted); border-bottom: 3px solid transparent; transition: color .18s, border-color .18s; }
.mast nav a .zh { font-size: 1.05rem; color: var(--sec, var(--ink)); }
.mast nav a:hover { color: var(--ink); }
.mast nav a[aria-current="page"] { color: var(--ink); background: var(--panel); border-bottom-color: var(--sec, var(--red));
  box-shadow: 0 calc(var(--glow) * .3) var(--glow) -6px var(--sec, var(--red)); }

/* section colours flow through --sec */
[data-key="finance"], [data-sec="finance"] { --sec: var(--finance); --chart: var(--c-finance); }
[data-key="tech"], [data-sec="tech"] { --sec: var(--tech); --chart: var(--c-tech); }
[data-key="global"], [data-sec="global"] { --sec: var(--global); --chart: var(--c-global); }
[data-key="local"], [data-sec="local"] { --sec: var(--local); --chart: var(--c-local); }
[data-key="archive"], [data-key="saved"], [data-key=""] { --sec: var(--red); }

/* ── LED ticker (minibus dot-matrix) ─────────────────── */
.led { position: relative; overflow: hidden; white-space: nowrap; background: #160d04; color: #ffb03a;
  border-block: 2px solid #2e1c09; font: 400 1.05rem/2.7 var(--led); text-shadow: 0 0 6px #ffb03a99; }
.led::after { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background: radial-gradient(circle, transparent 0 .85px, #160d04 1.25px) 0 0 / 3px 3px; }
.led-track { display: inline-flex; animation: crawl var(--crawl, 90s) linear infinite; }
.led:hover .led-track, .led:focus-within .led-track { animation-play-state: paused; }
.led a { text-decoration: none; padding-right: 2.5rem; color: inherit; }
.led a:hover, .led a:focus-visible { color: #fff1d6; text-decoration: underline; }
.led a::before { content: "◆"; color: #ff5a3a; margin-right: .7rem; }
@keyframes crawl { to { transform: translateX(-50%); } }

/* ── Layout ──────────────────────────────────────────── */
main { padding: 1.5rem 16px 3rem; outline: none; min-height: 60vh; }
.sections { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 36rem), 1fr)); }
.block { display: grid; grid-template-columns: auto minmax(0, 1fr); background: var(--panel); border: 1px solid var(--line); }
.sign { writing-mode: vertical-rl; margin: 0; padding: 1rem .55rem; font: 900 2rem/1.15 var(--cjk); letter-spacing: .08em;
  color: color-mix(in srgb, #fff calc(var(--mix) - 10%), var(--sec)); background: color-mix(in srgb, var(--sec) var(--mix), var(--panel-2)); border-right: 1px solid var(--line);
  text-shadow: 0 0 calc(var(--glow) * .5) var(--sec), 0 0 calc(var(--glow) * 1.8) var(--sec); }
.block-body { padding: 1.1rem 1.25rem 1rem; min-width: 0; }
.block h2 { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; margin: 0 0 .75rem; font: 700 1.7rem/1.1 var(--ui); }
.block h2 a { text-decoration: none; }
.block h2 small, .count { font: 500 1rem var(--ui); color: var(--muted); }
.brief { margin: 0 0 1rem; padding: .75rem 1rem; border-left: 3px solid var(--sec, var(--red)); background: color-mix(in srgb, var(--sec, var(--red)) 7%, transparent); font-size: 1rem; }
.brief p { margin: 0 0 .4rem; } .brief p:last-child { margin: 0; }
.wm-list { margin: 0 0 .5rem; padding-left: 1.1rem; }
.wm-list li { margin: 0 0 .2rem; }
.wm-list li::marker { color: var(--sec, var(--red)); }
.wm-n { font: 500 .95rem var(--ui); color: var(--muted); white-space: nowrap; }
.brief h3 { margin: 0 0 .3rem; font: 700 1.05rem var(--ui); color: var(--sec, var(--red)); }
.top { list-style: none; counter-reset: rank; margin: 0; padding: 0; }
.top li { counter-increment: rank; display: grid; grid-template-columns: 2.2rem 1fr; gap: .15rem .5rem; padding: .65rem 0; border-top: 1px dashed var(--line); }
.top li::before { content: counter(rank); font: 700 1.5rem/1.1 var(--ui); color: var(--sec); }
.top .meta { grid-column: 2; }
.top a.hl { font-weight: 600; line-height: 1.32; }
.more { font: 600 1.05rem var(--ui); margin: .6rem 0 0; }
.page-head { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 1.25rem; align-items: start; margin-bottom: 1.25rem; }
.page-head .sign { border: 1px solid var(--line); font-size: 2.4rem; }
h1.page { font: 700 clamp(2rem, 5vw, 3rem)/1 var(--ui); text-transform: uppercase; margin: 0 0 .75rem; }

/* ── Story cards ─────────────────────────────────────── */
.stories { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; max-width: 52rem; }
.card { position: relative; background: var(--panel); border: 1px solid var(--line); border-top: 2px solid var(--sec, var(--red));
  padding: 1rem 1.25rem; box-shadow: 0 -1px calc(var(--glow) * 1.2) -4px var(--sec, var(--red)); transition: border-color .18s; }
.card:focus-within { border-color: color-mix(in srgb, var(--sec) 60%, var(--line)); border-top-color: var(--sec); }
.card-head { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .75rem; align-items: start; }
.card h3 { margin: 0 0 .35rem; font: 600 1.3rem/1.28 var(--read); text-wrap: balance; }
.card h3 a { text-decoration: none; }
.card h3 a:hover { text-decoration: underline; }
.card .snip { margin: .5rem 0; max-width: 68ch; }
.save { width: 44px; height: 44px; margin: -.5rem -.75rem 0 0; display: grid; place-items: center; background: transparent; border: 0; color: var(--muted); transition: color .18s; }
.save:hover { color: var(--amber); }
.save[aria-pressed="true"] { color: var(--amber); }
.save[aria-pressed="true"] path { fill: currentColor; }
.meta { font: 500 1rem/1.4 var(--ui); color: var(--muted); display: flex; flex-wrap: wrap; align-items: center; gap: .1rem .9rem; }
.meta .src { color: var(--ink); font-weight: 600; }
.meta .est { color: var(--amber); }
.new { display: inline-grid; place-items: center; width: 1.45rem; height: 1.45rem; background: var(--red); color: #fff;
  font: 900 .85rem/1 var(--cjk); box-shadow: 0 0 calc(var(--glow) * .8) var(--red); }
.also, .xlinks { font: 500 1rem/1.45 var(--ui); color: var(--muted); margin: .45rem 0 0; }
.also a, .xlinks a { color: var(--ink); }
.chips { display: flex; flex-wrap: wrap; gap: .4rem; margin: .65rem 0 0; padding: 0; list-style: none; }
.chip { font: 600 .95rem/1 var(--ui); padding: .5rem .65rem; border: 1px solid color-mix(in srgb, var(--sec, var(--jade)) 50%, var(--line));
  color: var(--ink); background: transparent; transition: background-color .18s, border-color .18s; }
span.chip { display: inline-block; padding: .3rem .5rem; }
button.chip { min-height: 36px; }
button.chip:hover { border-color: var(--sec, var(--jade)); }
.chip[aria-pressed="true"] { background: var(--sec, var(--jade)); color: var(--bg); border-color: transparent; }

/* ── Toolbar & controls ──────────────────────────────── */
.toolbar { display: flex; flex-wrap: wrap; gap: .75rem 1rem; align-items: end; margin: 0 0 1.25rem; }
.toolbar label, .field-label { display: grid; gap: .25rem; font: 600 1rem var(--ui); color: var(--muted); }
input[type="search"], input[type="date"], select {
  font: 500 1.05rem var(--ui); color: var(--ink); background: var(--panel); border: 1px solid var(--line);
  padding: .5rem .7rem; min-height: 44px; border-radius: 0; transition: border-color .18s;
}
input[type="search"]:focus, select:focus, input[type="date"]:focus { border-color: var(--jade); }
.toolbar .grow { flex: 1 1 18rem; }
.toolbar .grow input { width: 100%; }
.seg { display: inline-flex; border: 1px solid var(--line); }
.seg button, .btn { font: 600 1.05rem var(--ui); color: var(--ink); background: var(--panel); border: 0; padding: .5rem .9rem; min-height: 44px; transition: color .18s, background-color .18s, border-color .18s; }
.seg button + button { border-left: 1px solid var(--line); }
.seg button[aria-pressed="true"] { background: var(--jade); color: var(--bg); }
.btn { border: 1px solid var(--line); }
.btn:hover, .seg button:hover:not([aria-pressed="true"]) { color: var(--jade); border-color: var(--jade); }
.check { display: inline-flex !important; align-items: center; gap: .5rem !important; min-height: 44px; }
.check input { width: 1.15rem; height: 1.15rem; accent-color: var(--jade); }
.exports { display: flex; flex-wrap: wrap; gap: .5rem; margin-left: auto; }
.kwbar { margin: -.5rem 0 1.25rem; }
.empty { font: 500 1.1rem/1.6 var(--ui); color: var(--muted); padding: 1.5rem 0; }

/* ── Archive & saved ─────────────────────────────────── */
.days { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr)); }
.days a { display: block; padding: .8rem 1rem; background: var(--panel); border: 1px solid var(--line); border-left: 3px solid var(--red); text-decoration: none; font: 600 1.1rem/1.35 var(--ui); transition: border-color .18s; }
.days a:hover { border-color: var(--jade); }
.days small { display: block; font-weight: 500; color: var(--muted); }

/* ── Market board ────────────────────────────────────── */
.board { max-width: 78rem; margin: 0 auto; padding: .25rem 16px .75rem; position: relative; }
.board-label { margin: 0 0 .35rem; font: 500 .95rem var(--ui); color: var(--muted); }
.board ul { list-style: none; margin: 0; padding: 0; display: flex; gap: .5rem; overflow-x: auto; scrollbar-width: thin; }
.tile { --chart: var(--ink); flex: 0 0 auto; display: grid; grid-template-columns: auto auto; grid-template-rows: auto auto; gap: 0 .75rem; align-items: center;
  padding: .4rem .7rem; background: var(--panel); border: 1px solid var(--line); }
.t-name { font: 600 .95rem var(--ui); color: var(--muted); }
.t-val { grid-row: 2; font: 700 1.2rem var(--ui); color: var(--ink); }
.t-delta { grid-column: 2; grid-row: 1; justify-self: end; font: 600 .95rem var(--ui); font-variant-numeric: tabular-nums; }
.tile .spark { grid-column: 2; grid-row: 2; justify-self: end; }
.up { color: var(--up); } .down { color: var(--down); }

/* ── Trends & velocity ───────────────────────────────── */
.spark, .cols { display: block; overflow: visible; }
.ch-val { font: 700 12px var(--ui); fill: var(--ink); }
.ch-ax { font: 500 11px var(--ui); fill: var(--muted); }
.week { display: flex; flex-wrap: wrap; align-items: center; gap: .3rem .75rem; margin: -.25rem 0 .9rem; font: 500 1rem/1.4 var(--ui); color: var(--muted); }
.week strong { color: var(--ink); }
.week-label { color: var(--muted); }
.empty-note { font: 500 1rem/1.45 var(--ui); color: var(--muted); }
.trends { background: var(--panel); border: 1px solid var(--line); padding: 1rem 1.25rem; margin: 0 0 1.25rem; max-width: 52rem; }
.trends h2 { font: 700 1.4rem var(--ui); margin: 0 0 .75rem; }
.trends-grid { display: flex; flex-wrap: wrap; gap: 1.25rem 2.5rem; align-items: start; }
.trends figure { margin: 0; }
.trends figcaption, .trends caption { font: 600 1rem var(--ui); color: var(--muted); text-align: left; margin-bottom: .4rem; }
.trends table { border-collapse: collapse; font: 500 1rem var(--ui); }
.trends th, .trends td { padding: .3rem .75rem .3rem 0; border-bottom: 1px solid var(--line); text-align: left; font-weight: 500; }
.trends thead th { color: var(--muted); font-weight: 600; }
.trends tbody th { color: var(--ink); font-weight: 600; }
.trends .num { text-align: right; font-variant-numeric: tabular-nums; }
.tag { display: inline-block; padding: .1rem .45rem; border: 1px solid var(--line); font: 600 .9rem/1.3 var(--ui); color: var(--ink); background: var(--panel-2); }
.tag-hot { border-color: var(--red); box-shadow: 0 0 calc(var(--glow) * .6) color-mix(in srgb, var(--red) 60%, transparent); }
.tag-up { border-color: var(--up); }

/* ── Kowloon page ─────────────────────────────────────── */
.k-controls { display: flex; flex-wrap: wrap; align-items: end; gap: .75rem 1rem; margin: 0 0 .75rem; }
.k-field { display: grid; gap: .3rem; font: 600 1rem var(--ui); color: var(--muted); }
.k-field strong { color: var(--ink); }
.k-preview { flex: 1 1 16rem; }
.k-preview input { width: 100%; min-height: 44px; accent-color: #ffb03a; cursor: pointer; }
.scene-wrap { position: relative; margin: 0 -16px .5rem; }
.scene { /* panorama: wider than the screen, swipe or drag to look around; always night-coloured */
  position: relative; overflow-x: auto; overflow-y: hidden; overscroll-behavior-x: contain;
  height: clamp(280px, 58vh, 520px); border-block: 1px solid var(--line); cursor: grab; scrollbar-width: thin; touch-action: pan-x pan-y;
  --sky-far: #0f1c1f; --fa1: #0d1618; --fa2: #0f191b; --fa3: #0c1416; --fa4: #101b1e; --stain: #000;
  --pane: #172629; --lit: #ffcf7a; --lit2: #7fe9d6; --ac: #213236; --tank: #142224; --aerial: #2a3e41; --pole: #2a3a3d;
  --ld0: #5a2a30; --ld1: #23364f; --ld2: #3a4446; --ld3: #5a4a25; --sg-off: #2a2224; --plane: #2c3f43;
  --sky: linear-gradient(#03080a, #0a1518 70%, #101d20);
  --street: radial-gradient(30% 55% at 25% 100%, #ff3b4e33, transparent 75%), radial-gradient(30% 55% at 75% 100%, #2de2c02b, transparent 75%);
  background: var(--street), var(--sky); transition: background .6s; }
.scene.dragging { cursor: grabbing; }
.scene svg { display: block; height: 100%; width: auto; aspect-ratio: 1600 / 420; transition: filter .6s; }
.scene .cw { cursor: pointer; }
.scene .cw:hover { fill: #fff3cf; }
.scene-wrap .rain { opacity: 0; transition: opacity .6s; mask-image: none; }
.scene-wrap.raining .rain { opacity: .9; }
.scene-wrap.raining svg { filter: saturate(.85) brightness(.9); }
.scene.t-dusk { --sky: linear-gradient(#1b1430, #4a2741 45%, #b4553a 85%, #d9773f); 
  --sky-far: #2a1d33; --fa1: #1a1420; --fa2: #1d1724; --fa3: #18131d; --fa4: #201926; --pane: #2b2230; }
.scene.t-dawn { --sky: linear-gradient(#273746, #6f7f8a 50%, #d9b48a 88%, #f0c890);
  --sky-far: #5b6872; --fa1: #3b4448; --fa2: #42494c; --fa3: #384044; --fa4: #464d4f; --pane: #2d3639; --lit: #e9c77f; --plane: #3a4448; }
.scene.t-dawn svg { filter: saturate(.9); }
.k-hint { margin: 0 0 1.25rem; font: 500 1rem var(--ui); color: var(--muted); }
.k-below { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr)); gap: 1.25rem; align-items: start; margin: 0 0 1.75rem; }
.sign-card { display: grid; grid-template-columns: auto 1fr; gap: 1rem; align-items: start; padding: 1rem 1.1rem;
  background: var(--panel); border: 1px solid var(--line); min-height: 9rem; }
.sign-card h3 { margin: 0 0 .2rem; font: 700 1.35rem var(--ui); }
.sign-card p { margin: 0 0 .4rem; }
.sc-state { font: 600 1rem var(--ui); color: var(--muted); }
.sc-sign { writing-mode: vertical-rl; margin: 0; padding: .45rem .25rem; font: 900 1.4rem/1.05 var(--cjk); color: #ffffff59;
  background: #2a2224; border: 2px solid #3a2f31; }
.sc-sign.on { color: #fff; }
.sc-c0.on { background: #e8283c; border-color: #ff3b4e; box-shadow: 0 0 calc(var(--glow) * 1.2) #ff3b4e; }
.sc-c1.on { background: #12b89a; border-color: #2de2c0; box-shadow: 0 0 calc(var(--glow) * 1.2) #2de2c0; }
.sc-c2.on { background: #e8901f; border-color: #ffb03a; box-shadow: 0 0 calc(var(--glow) * 1.2) #ffb03a; }
.sc-c3.on { background: #e0368f; border-color: #ff5fae; box-shadow: 0 0 calc(var(--glow) * 1.2) #ff5fae; }
.sc-c4.on { background: #2f7fe0; border-color: #6fb6ff; box-shadow: 0 0 calc(var(--glow) * 1.2) #6fb6ff; }
.sc-c5.on { background: #f2efe6; border-color: #fff8e0; color: #b3122a; box-shadow: 0 0 calc(var(--glow) * 1.2) #fff8e0; }
.power { display: grid; gap: .4rem; }
.power-day { margin: 0; font: 500 1.15rem var(--ui); color: var(--muted); display: flex; flex-wrap: wrap; align-items: baseline; gap: .25rem 1rem; }
.power-day strong { font: 700 3rem/1 var(--ui); color: var(--ink); }
.power progress { width: 100%; height: 12px; appearance: none; border: 1px solid var(--line); background: var(--panel-2); }
.power progress::-webkit-progress-bar { background: var(--panel-2); }
.power progress::-webkit-progress-value { background: #e8b44a; box-shadow: 0 0 calc(var(--glow) * .8) #ffcf7a; }
.power progress::-moz-progress-bar { background: #e8b44a; }
.power-next, .power-best { margin: 0; font: 500 1.1rem/1.45 var(--ui); }
.power-best { color: var(--muted); }
.ms-h { font: 700 1.5rem var(--ui); margin: 0 0 .6rem; }
.registry { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; grid-template-columns: repeat(auto-fill, minmax(10.5rem, 1fr)); }
.reg { width: 100%; min-height: 44px; display: grid; grid-template-columns: auto 1fr; gap: .6rem; align-items: center; text-align: left;
  padding: .5rem .6rem; background: var(--panel); border: 1px solid var(--line); color: var(--ink); transition: border-color .18s; }
.reg:hover { border-color: var(--amber); }
.reg .sc-sign { font-size: .95rem; padding: .3rem .15rem; }
.reg-t { display: grid; font: 500 1rem/1.25 var(--ui); }
.reg-t span { color: var(--muted); }
.reg.on .reg-t span { color: var(--up); font-weight: 600; }
[data-key="kowloon"] { --sec: var(--amber); }

/* ── Kowloon tabs, notes, gate ───────────────────────── */
.k-tabs { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0 0 1rem; border-bottom: 1px solid var(--line); }
.k-tabs [role="tab"] { display: flex; align-items: baseline; gap: .5rem; min-height: 44px; padding: .55rem .9rem; font: 600 1.1rem var(--ui);
  color: var(--muted); background: transparent; border: 0; border-bottom: 3px solid transparent; transition: color .18s, border-color .18s; }
.k-tabs [role="tab"]:hover { color: var(--ink); }
.k-tabs [aria-selected="true"] { color: var(--ink); background: var(--panel); border-bottom-color: var(--amber); }
.k-tabs .zh { color: var(--amber); }
.k-tabs .locked { opacity: .7; }
.lock-note { font: 500 .9rem var(--ui); color: var(--muted); }
.k-note { margin: 0 0 1rem; padding: .6rem .9rem; border-left: 3px solid var(--amber); background: color-mix(in srgb, var(--amber) 8%, transparent); font: 500 1.05rem/1.45 var(--ui); max-width: 60ch; }
.btn.gate { border-color: var(--amber); color: var(--ink); box-shadow: 0 0 calc(var(--glow) * .8) color-mix(in srgb, var(--amber) 60%, transparent); justify-self: start; }

/* ── Inside the walls: pixel-art cutaway (canvas) with real buttons over each room ── */
.scene.scene-in { height: auto; background: #060a0b; cursor: default; }
.cut { position: relative; min-width: 760px; }
.cut canvas { display: block; width: 100%; height: auto; aspect-ratio: 400 / 244; image-rendering: pixelated; image-rendering: crisp-edges; }
.rooms { position: absolute; inset: 0; }
.room-btn { position: absolute; padding: 0; background: transparent; border: 2px solid transparent; cursor: pointer;
  display: flex; flex-direction: column; justify-content: flex-end; align-items: flex-start; transition: border-color .18s, background-color .18s; }
.room-btn:hover { border-color: #ffb03a99; }
.room-btn:focus-visible { outline: none; border-color: #ffb03a; }
.room-btn[aria-pressed="true"] { border-color: #ffcf7a; box-shadow: inset 0 0 0 1px #000, 0 0 14px #ffcf7a55; }
.rl { margin: 0 0 .3rem .4rem; padding: .05rem .3rem; font: 900 clamp(.8rem, 1.4vw, 1.05rem)/1.2 var(--cjk); color: #fff; background: #0a0f10cc; border-left: 2px solid #ffb03a; }
.room-btn:not(.open) .rl { color: #9bb3ab; border-left-color: #4a5456; }
.rlk { position: absolute; inset: 0; display: grid; place-items: center; font: 600 clamp(.8rem, 1.3vw, 1rem) var(--ui); color: #c4d0d2; text-shadow: 0 1px 0 #000; }
.torch { position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .3s; background: rgb(1 4 5 / .94);
  mask-image: radial-gradient(circle 120px at var(--mx, 50%) var(--my, 50%), transparent 0 55%, #000 100%); }
.torch-on .torch { opacity: 1; }

/* ── Keyword tuning ──────────────────────────────────── */
.lede { margin: 0; max-width: 62ch; }
code { font: 500 .92em var(--led); background: var(--panel-2); border: 1px solid var(--line); padding: 0 .3em; }
.tuning h3 { font: 700 1.1rem var(--ui); margin: 1rem 0 .3rem; color: var(--sec); }
.hint { margin: 0 0 .4rem; font-size: .95rem; color: var(--muted); }
.kw-list { list-style: none; margin: 0; padding: 0; display: grid; gap: .3rem; font: 500 1rem var(--ui); }
.kw-list .ex { margin: .2rem 0 .3rem 1rem; padding: 0; list-style: disc; font: 400 .95rem/1.4 var(--read); color: var(--muted); }

/* ── Footer, dialog, toast, skeleton ─────────────────── */
.foot { padding: 1.5rem 16px 3rem; border-top: 1px solid var(--line); font: 500 1rem/1.55 var(--ui); color: var(--muted); }
.foot p { margin: 0 0 .4rem; max-width: 72ch; }
.foot .ok { color: var(--ink); font-weight: 600; }
dialog { background: var(--panel); color: var(--ink); border: 2px solid var(--red); padding: 1.25rem 1.5rem; max-width: min(28rem, calc(100vw - 32px));
  box-shadow: 0 0 calc(var(--glow) * 2) color-mix(in srgb, var(--red) 60%, transparent); }
dialog::backdrop { background: rgb(0 0 0 / .6); }
dialog h2 { font: 700 1.6rem var(--ui); margin: 0 0 .75rem; }
dialog dl { display: grid; grid-template-columns: auto 1fr; gap: .5rem 1rem; margin: 0 0 1.25rem; font: 500 1.05rem var(--ui); }
dialog dt { text-align: right; } dialog dd { margin: 0; color: var(--muted); }
kbd { font: 600 .95rem var(--led); padding: .1rem .4rem; border: 1px solid var(--line); border-bottom-width: 3px; background: var(--panel-2); }
.toast { position: fixed; left: 50%; bottom: max(1.25rem, env(safe-area-inset-bottom)); z-index: 40; transform: translate(-50%, 220%);
  background: var(--jade); color: var(--bg); font: 700 1.05rem var(--ui); padding: .7rem 1.1rem; transition: transform .25s ease; pointer-events: none; }
.toast.show { transform: translate(-50%, 0); }
.skeleton { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 36rem), 1fr)); }
.skeleton i { display: block; height: 22rem; background: var(--panel); border: 1px solid var(--line); animation: pulse 1.4s ease-in-out infinite alternate; }
@keyframes pulse { to { opacity: .45; } }

@media (max-width: 40rem) {
  body { font-size: 1rem; }
  .mast-inner { grid-template-columns: auto 1fr; gap: .9rem; }
  .tools { grid-column: 1 / -1; grid-row: 1; justify-content: flex-end; }
  .sign { font-size: 1.5rem; padding: .8rem .35rem; }
  .block-body, .card { padding-inline: 1rem; }
  .exports { margin-left: 0; }
  .card h3 { font-size: 1.15rem; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .led { overflow-x: auto; }
  .city .plane { display: none; }
}