/* Neon Ledger website.
   Layout: a night-city hero with a drawn skyline, then feature bands on a faint blueprint grid, each led by a district
   colour; subpages get a short street of towers under their title and a reading column beside a contents rail; one
   column under 900px. Dark (the city's Neon theme) first; light = the city's Day theme. */
:root {
  --bg: #050a12; --bg-top: #0b1628; --surface: #0b1523; --surface-2: #111f31;
  --line: rgba(120, 200, 255, 0.13); --line-strong: rgba(120, 200, 255, 0.28);
  --fg: #e6f0fa; --text: #c3d2e1; --muted: #95aabf; --faint: #66798d;
  --cyan: #28f0ff; --green: #3dffa2; --red: #ff4d6d; --violet: #b388ff; --teal: #2ee6d6; --amber: #ffc857;
  --accent: #28f0ff; --on-accent: #02161b; --glow: 1;
  --grid: rgba(110, 200, 255, 0.045);
  --sky-a: #0b1730; --sky-b: #050a12; --far: #0e1a2b; --tower: #0c1726; --tower-edge: rgba(120, 200, 255, 0.2);
  --win: #17263a; --ground: #040912; --star: #cfe6ff; --star-o: 0.85; --moon: #e4eef8;
  --panel-shade: rgba(3, 8, 16, 0.55);
  --shadow: 0 40px 90px -40px rgba(40, 240, 255, 0.35);
  /* the phone mock is a dark device in both themes */
  --device: #0a0f17; --app-bg: #070d16; --app-card: #0f1a29; --app-fg: #e6f0fa; --app-muted: #8ea3b8; --app-cyan: #28f0ff;
  --app-line: rgba(120, 200, 255, 0.14); --app-green: #3dffa2; --app-red: #ff4d6d; --app-violet: #b388ff; --app-teal: #2ee6d6;
  --display: "Chakra Petch", "Segoe UI", system-ui, sans-serif;
  --body: "Barlow", "Segoe UI", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  color-scheme: dark;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #eef3f8; --bg-top: #dce9f5; --surface: #ffffff; --surface-2: #f3f7fb;
    --line: rgba(16, 50, 90, 0.13); --line-strong: rgba(16, 50, 90, 0.26);
    --fg: #0e1a28; --text: #2a3b4d; --muted: #46596c; --faint: #6f8193;
    --cyan: #077a8c; --green: #0b8a58; --red: #cc2e4b; --violet: #6236c8; --teal: #0a857c; --amber: #a86a00;
    --accent: #077a8c; --on-accent: #ffffff; --glow: 0;
    --grid: rgba(16, 50, 90, 0.05);
    --sky-a: #c6dcf0; --sky-b: #eef3f8; --far: #c9d8e6; --tower: #fbfdff; --tower-edge: rgba(16, 50, 90, 0.28);
    --win: #dfe8f1; --ground: #e2ebf3; --star: #cfe6ff; --star-o: 0; --moon: #fff3c4;
    --panel-shade: rgba(16, 50, 90, 0.18);
    --shadow: 0 30px 70px -40px rgba(16, 50, 90, 0.45);
    color-scheme: light;
  }
}
:root[data-theme="light"] {
  --bg: #eef3f8; --bg-top: #dce9f5; --surface: #ffffff; --surface-2: #f3f7fb;
  --line: rgba(16, 50, 90, 0.13); --line-strong: rgba(16, 50, 90, 0.26);
  --fg: #0e1a28; --text: #2a3b4d; --muted: #46596c; --faint: #6f8193;
  --cyan: #077a8c; --green: #0b8a58; --red: #cc2e4b; --violet: #6236c8; --teal: #0a857c; --amber: #a86a00;
  --accent: #077a8c; --on-accent: #ffffff; --glow: 0;
  --grid: rgba(16, 50, 90, 0.05);
  --sky-a: #c6dcf0; --sky-b: #eef3f8; --far: #c9d8e6; --tower: #fbfdff; --tower-edge: rgba(16, 50, 90, 0.28);
  --win: #dfe8f1; --ground: #e2ebf3; --star: #cfe6ff; --star-o: 0; --moon: #fff3c4;
  --panel-shade: rgba(16, 50, 90, 0.18);
  --shadow: 0 30px 70px -40px rgba(16, 50, 90, 0.45);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0; background-color: var(--bg); color: var(--fg);
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 48px 48px;
  font: 400 17px/1.6 var(--body);
  -webkit-font-smoothing: antialiased;
}
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 30; background: var(--bg); }
[hidden] { display: none !important; }
a { color: inherit; }
img { max-width: 100%; }
.wrap { max-width: 1160px; margin: 0 auto; padding-left: max(20px, env(safe-area-inset-left, 0px)); padding-right: max(20px, env(safe-area-inset-right, 0px)); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
section[id] { scroll-margin-top: calc(84px + env(safe-area-inset-top, 0px)); }
h1, h2, h3 { font-family: var(--display); margin: 0; text-wrap: balance; }
p { margin: 0; }
.skip { position: absolute; left: max(16px, env(safe-area-inset-left, 0px)); top: -80px; z-index: 40; padding: 11px 15px; border-radius: 8px;
  background: var(--accent); color: var(--on-accent); font: 600 14px/1 var(--display); text-decoration: none; }
.skip:focus { top: calc(12px + env(safe-area-inset-top, 0px)); }

/* district colours, set on any element that draws with var(--c) */
.c-cyan { --c: var(--cyan); } .c-green { --c: var(--green); } .c-red { --c: var(--red); } .c-violet { --c: var(--violet); }
.c-teal { --c: var(--teal); } .c-amber { --c: var(--amber); } .c-faint { --c: var(--faint); }
.c-app-violet { --c: var(--app-violet); } .c-app-teal { --c: var(--app-teal); }

/* header */
.site-head { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; background: var(--bg); background: color-mix(in srgb, var(--bg) 84%, transparent);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.head-row { display: flex; align-items: center; gap: 28px; min-height: 66px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--fg); }
.brand-word { font: 700 15px/1 var(--display); letter-spacing: 0.24em; text-transform: uppercase; white-space: nowrap; }
.mark { width: 17px; height: 17px; border-radius: 3px; transform: rotate(45deg); flex: none;
  background: linear-gradient(135deg, var(--cyan), var(--violet)); box-shadow: 0 0 calc(var(--glow) * 14px) var(--cyan); }
.site-nav { display: flex; gap: 22px; margin-left: auto; }
.site-nav a { text-decoration: none; color: var(--muted); font: 500 15px/1 var(--body); padding-block: 8px; white-space: nowrap; }
.site-nav a:hover { color: var(--fg); }
.site-nav a[aria-current="page"] { color: var(--fg); box-shadow: inset 0 -2px 0 var(--accent); }
.menu { display: none; }
.menu summary { list-style: none; cursor: pointer; display: grid; place-items: center; width: 42px; height: 42px; border-radius: 8px;
  border: 1px solid var(--line-strong); color: var(--fg); background: color-mix(in srgb, var(--surface) 70%, transparent); }
.menu summary::-webkit-details-marker { display: none; }
.menu summary svg { width: 20px; height: 20px; }
.menu .i-close { display: none; }
.menu[open] .i-open { display: none; }
.menu[open] .i-close { display: block; }
.menu-panel { position: absolute; top: 100%; left: 0; right: 0; display: grid; gap: 0; background: var(--bg); border-bottom: 1px solid var(--line-strong);
  box-shadow: 0 30px 40px -30px var(--panel-shade);
  padding: 6px max(20px, env(safe-area-inset-right, 0px)) 20px max(20px, env(safe-area-inset-left, 0px)); }
.menu-panel a:not(.btn) { text-decoration: none; color: var(--fg); font: 500 17px/1 var(--body); padding: 15px 0; border-bottom: 1px solid var(--line); }
.menu-panel a[aria-current="page"] { color: var(--accent); }
.menu-panel .btn { margin-top: 16px; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 13px 22px; border-radius: 8px; text-decoration: none;
  font: 600 15px/1 var(--display); letter-spacing: 0.04em; border: 1px solid transparent; transition: transform 0.15s ease, box-shadow 0.15s ease; }
.btn-primary { background: var(--accent); color: var(--on-accent); box-shadow: 0 0 calc(var(--glow) * 26px) color-mix(in srgb, var(--accent) 45%, transparent); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 0 calc(var(--glow) * 36px) color-mix(in srgb, var(--accent) 60%, transparent); }
.btn-ghost { border-color: var(--line-strong); color: var(--fg); background: color-mix(in srgb, var(--surface) 70%, transparent); }
.btn-ghost:hover { border-color: var(--accent); }
.btn-sm { padding: 10px 15px; font-size: 13.5px; }
.btn-lg { padding: 17px 28px; font-size: 17px; }
.btn-off { opacity: 0.45; cursor: not-allowed; box-shadow: none; }
.btn-off:hover { transform: none; box-shadow: none; }

/* home hero */
.hero { position: relative; overflow: hidden; background: linear-gradient(180deg, var(--bg-top) 0%, var(--bg) 80%); padding-block: clamp(48px, 7vw, 88px) 0; }
.hero-copy { display: grid; gap: 22px; }
.eyebrow, .kicker { font: 400 12.5px/1.4 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.hero h1 { font-weight: 700; font-size: clamp(38px, 6.2vw, 78px); line-height: 1.02; letter-spacing: -0.01em; }
.hero h1 .line { display: block; }
.lit { color: var(--cyan); text-shadow: 0 0 calc(var(--glow) * 22px) color-mix(in srgb, var(--cyan) 55%, transparent); }
.lede { font-size: clamp(17px, 1.55vw, 20px); color: var(--muted); max-width: 60ch; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.note { font: 400 13px/1.5 var(--mono); color: var(--faint); }
.skyline-wrap { margin-top: clamp(28px, 4vw, 44px); border-bottom: 1px solid var(--line); }
#skyline { display: block; width: 100%; height: clamp(230px, 31.67vw, 380px); }

/* the drawn city: the home skyline and the subpages' street */
.city .sky-a { stop-color: var(--sky-a); }
.city .sky-b { stop-color: var(--sky-b); }
.city .stars { opacity: var(--star-o); }
.city .star { fill: var(--star); }
.city .moon { fill: var(--moon); filter: drop-shadow(0 0 calc(var(--glow) * 18px) var(--moon)); }
.city .far rect { fill: var(--far); }
.city .ground { fill: var(--ground); }
.city .gridlines line { stroke: var(--line); stroke-width: 1; }
.city .tower { fill: var(--tower); stroke: var(--tower-edge); stroke-width: 1; }
.city .ghost .tower { fill: none; stroke: var(--faint); stroke-dasharray: 4 4; }
.city .crown { fill: var(--c); filter: drop-shadow(0 0 calc(var(--glow) * 6px) var(--c)); }
.city .win { fill: var(--win); }
.city .win.lit { fill: var(--c); opacity: 0.85; }
.city .plate { fill: var(--c); filter: drop-shadow(0 0 calc(var(--glow) * 10px) var(--c)); }
.city .ghost .plate { opacity: 0.35; }
.city .d-name { font: 600 13px var(--mono); letter-spacing: 0.12em; fill: var(--c); }
.city .d-status { font: 400 11.5px var(--mono); fill: var(--muted); }
.city .tw { animation: twinkle 5s ease-in-out infinite; }
@keyframes twinkle { 0%, 100% { opacity: 0.9; } 50% { opacity: 0.2; } }

/* bands */
.band { padding-block: clamp(64px, 9vw, 112px); border-bottom: 1px solid var(--line); }
.band.alt { background: color-mix(in srgb, var(--surface) 55%, transparent); }
.kicker { display: inline-flex; align-items: center; gap: 10px; }
.kicker::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--c, var(--accent)); box-shadow: 0 0 calc(var(--glow) * 10px) var(--c, var(--accent)); }
.sec-head { display: grid; gap: 14px; max-width: 720px; margin-bottom: clamp(32px, 5vw, 52px); }
.sec-copy { display: grid; gap: 16px; align-content: start; min-width: 0; }
h2 { font-size: clamp(30px, 3.7vw, 46px); font-weight: 700; line-height: 1.06; }
.sec-head > p:not(.kicker), .sec-copy > p:not(.kicker) { color: var(--muted); max-width: 62ch; }
.two { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 64px); align-items: center; }
.two.top { align-items: start; }
.pill { display: inline-flex; align-items: center; gap: 6px; font: 400 11.5px/1 var(--mono); padding: 6px 9px; border-radius: 999px; border: 1px solid var(--line-strong); color: var(--muted); white-space: nowrap; }
.pill.live { color: var(--green); border-color: color-mix(in srgb, var(--green) 45%, transparent); }
.pill.lock { color: var(--red); border-color: color-mix(in srgb, var(--red) 45%, transparent); background: color-mix(in srgb, var(--red) 10%, transparent); }
.pill.pass { color: var(--green); border-color: color-mix(in srgb, var(--green) 45%, transparent); background: color-mix(in srgb, var(--green) 10%, transparent); }
.pill.soon { color: var(--amber); border-color: color-mix(in srgb, var(--amber) 50%, transparent); background: color-mix(in srgb, var(--amber) 10%, transparent); }
.up { color: var(--green); } .down { color: var(--red); }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--c); flex: none; box-shadow: 0 0 calc(var(--glow) * 8px) var(--c); }
.more { margin-top: 26px; }
.more a { display: inline-flex; align-items: center; gap: 10px; font: 600 15px/1.2 var(--display); letter-spacing: 0.04em; color: var(--accent); text-decoration: none; }
.more a::after { content: "\2192"; font-family: var(--body); transition: transform 0.15s ease; }
.more a:hover::after { transform: translateX(3px); }

/* mock panels (illustrations of the app's own screens) */
.mock { margin: 0; border: 1px solid var(--line-strong); border-radius: 12px; background: var(--surface); box-shadow: var(--shadow); padding: 18px; display: grid; gap: 14px; min-width: 0; }
.mock-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.mock-head b { font: 600 17px/1.2 var(--display); }
.mock-head .pill { margin-left: auto; }
.mock figcaption, .shot figcaption { font: 400 12.5px/1.5 var(--mono); color: var(--faint); }
.kpis { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.kpis div { border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; display: grid; gap: 2px; background: var(--surface-2); }
.kpis span { font: 400 11px/1.3 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--faint); }
.kpis b { font: 600 18px/1.2 var(--mono); font-variant-numeric: tabular-nums; }
.acct-rows { list-style: none; margin: 0; padding: 0; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.acct-rows li { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 10px; align-items: center; padding: 10px 12px; background: var(--surface); font: 400 13.5px/1.4 var(--mono); }
.acct-rows .a-name { font-weight: 600; }
.acct-rows .a-state { color: var(--muted); text-align: right; }
.cal { display: grid; gap: 6px; }
.cal-head, .cal-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 6px; }
.cal-head span { font: 400 10.5px/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--faint); text-align: center; }
.cal-grid span { font: 400 12px/1 var(--mono); font-variant-numeric: tabular-nums; text-align: center; padding: 11px 0; border-radius: 6px; border: 1px solid var(--line); }
.cal-grid .u { color: var(--green); background: color-mix(in srgb, var(--green) 12%, transparent); }
.cal-grid .d { color: var(--red); background: color-mix(in srgb, var(--red) 12%, transparent); }
.cal-grid .n { color: var(--faint); }
.cal-grid .t { color: var(--fg); border-color: var(--accent); }
.legend { list-style: none; margin: 4px 0 0; padding: 0; display: grid; gap: 10px; }
.legend li { display: grid; grid-template-columns: 92px minmax(0, 1fr); gap: 14px; align-items: baseline; padding-bottom: 10px; border-bottom: 1px dashed var(--line); }
.legend b { font: 600 13px/1.4 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--cyan); }
.legend span { color: var(--muted); }
.themes { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; color: var(--muted); }
.chip { font: 400 12.5px/1 var(--mono); padding: 7px 11px; border-radius: 6px; border: 1px solid var(--line-strong); color: var(--fg); }

/* platform */
.shot { margin: 0 0 clamp(40px, 6vw, 64px); display: grid; gap: 12px; }
.shot-frame { border: 1px solid var(--line-strong); border-radius: 14px; overflow: hidden; background: #03060b; box-shadow: var(--shadow); }
.shot-frame img { display: block; width: 100%; height: auto; }
.feat-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 34px 36px; }
.feat { display: grid; gap: 8px; align-content: start; min-width: 0; }
.feat::before { content: ""; width: 30px; height: 2px; background: var(--c); box-shadow: 0 0 calc(var(--glow) * 8px) var(--c); margin-bottom: 6px; }
.feat h3 { font-size: 19px; font-weight: 600; line-height: 1.25; }
.feat p { color: var(--muted); font-size: 16px; }

/* bots */
.rule dl { margin: 0; display: grid; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.rule dl div { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 12px; padding: 10px 14px; border-bottom: 1px solid var(--line); align-items: center; }
.rule dl div:last-child { border-bottom: 0; }
.rule dt { font: 400 11px/1.3 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--faint); }
.rule dd { margin: 0; font: 400 15px/1.4 var(--body); min-width: 0; }
.stepper { display: inline-flex; align-items: center; gap: 0; border: 1px solid var(--line-strong); border-radius: 6px; overflow: hidden; font-family: var(--mono); }
.stepper i { font-style: normal; padding: 3px 10px; color: var(--muted); background: var(--surface-2); }
.stepper b { padding: 3px 12px; font-weight: 600; }
.mock-foot { display: flex; flex-wrap: wrap; gap: 10px; }
.fake-btn { font: 600 13px/1 var(--display); letter-spacing: 0.03em; padding: 10px 14px; border-radius: 7px; background: var(--violet); color: var(--on-accent); }
.fake-btn.ghost { background: none; color: var(--fg); border: 1px solid var(--line-strong); }
.strats { display: grid; gap: 16px; min-width: 0; }
.mini-head { font: 400 12.5px/1.4 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.strat { border: 1px solid var(--line-strong); border-radius: 12px; padding: 18px; display: grid; gap: 10px; background: var(--surface); }
.strat-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.strat-top h3 { font-size: 21px; font-weight: 600; }
.strat-top .pill { margin-left: auto; }
.strat p { color: var(--muted); font-size: 16px; }
.strat .spec { font: 400 12.5px/1.5 var(--mono); color: var(--faint); }
.path { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 4px; }
.path .step { font: 600 13px/1 var(--mono); padding: 9px 12px; border-radius: 7px; border: 1px solid var(--line-strong); background: var(--surface-2); }
.path .step:first-child { border-color: color-mix(in srgb, var(--violet) 60%, transparent); color: var(--violet); }
.path .arrow { width: 22px; height: 1px; background: var(--line-strong); position: relative; }
.path .arrow::after { content: ""; position: absolute; right: 0; top: -3px; border: 3.5px solid transparent; border-left-color: var(--line-strong); border-right: 0; }
.small { font-size: 15px; color: var(--muted); }

/* prop rules */
.rules { display: grid; gap: 0; border-top: 1px solid var(--line); }
.rule-item { display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.tag { font: 600 11px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--red); padding-top: 5px; }
.rule-item h3 { font-size: 18px; font-weight: 600; margin-bottom: 3px; }
.rule-item p { color: var(--muted); font-size: 16px; }
.acct-stack { display: grid; gap: 16px; min-width: 0; }
.acct p, .copy p { color: var(--muted); font-size: 15.5px; }
.copy-flow { display: grid; grid-template-columns: auto 34px minmax(0, 1fr); align-items: center; gap: 6px; }
.copy-flow .lead { font: 600 13px/1 var(--mono); padding: 10px 12px; border-radius: 7px; border: 1px solid color-mix(in srgb, var(--cyan) 60%, transparent); color: var(--cyan); }
.copy-flow svg { width: 34px; height: 92px; color: var(--line-strong); }
.followers { display: grid; gap: 8px; }
.followers span { font: 400 12.5px/1 var(--mono); padding: 9px 11px; border-radius: 7px; border: 1px solid var(--line-strong); background: var(--surface-2); }

/* phone */
.phone-stage { display: grid; grid-template-columns: auto minmax(0, 230px); gap: 22px; align-items: center; justify-content: center; }
.phone { width: 292px; max-width: 100%; border-radius: 42px; background: var(--device); padding: 11px; box-shadow: var(--shadow), 0 0 0 1px var(--line-strong); }
.ph-screen { border-radius: 32px; background: var(--app-bg); color: var(--app-fg); display: flex; flex-direction: column; gap: 10px; padding: 14px 14px 0; font: 400 13px/1.4 var(--body); min-height: 560px; overflow: hidden; }
.ph-status { display: flex; justify-content: space-between; font: 600 12px/1 var(--body); padding: 2px 6px 6px; }
.ph-title { font: 700 22px/1.1 var(--display); padding: 0 4px; }
.ph-sub { font: 400 12px/1.3 var(--mono); color: var(--app-muted); padding: 0 4px; }
.ph-card { background: var(--app-card); border: 1px solid var(--app-line); border-radius: 14px; padding: 12px; display: grid; gap: 7px; }
.ph-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.ph-row b { font: 600 14px/1.2 var(--display); }
.ph-trade { display: flex; align-items: center; gap: 8px; font: 400 12.5px/1.3 var(--mono); }
.ph-muted { color: var(--app-muted); font: 400 12px/1.3 var(--mono); }
.ph-green { color: var(--app-green); } .ph-red { color: var(--app-red); }
.ph-btn { font: 600 12px/1 var(--display); padding: 8px 12px; border-radius: 8px; background: var(--app-red); color: #ffffff; }
.ph-seg { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--app-line); border-radius: 9px; overflow: hidden; font: 600 11.5px/1 var(--display); text-align: center; }
.ph-seg span { padding: 8px 0; color: var(--app-muted); }
.ph-seg .on { background: color-mix(in srgb, var(--app-green) 18%, transparent); color: var(--app-green); }
.ph-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--c); flex: none; }
.ph-tabs { margin-top: auto; display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--app-line); padding: 10px 0 16px; font: 500 10.5px/1 var(--body); text-align: center; color: var(--app-muted); }
.ph-tabs .on { color: var(--app-cyan); }
.toasts { display: grid; gap: 12px; }
.toast { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 10px; align-items: start; border: 1px solid var(--line-strong); background: var(--surface); border-radius: 12px; padding: 11px 13px; font-size: 14px; line-height: 1.35; box-shadow: var(--shadow); }
.toast .mark { width: 11px; height: 11px; margin-top: 4px; }
.toast small { display: block; color: var(--faint); font: 400 11.5px/1.4 var(--mono); margin-top: 2px; }
.checks { list-style: none; margin: 6px 0 0; padding: 0; display: grid; gap: 12px; }
.checks li { display: grid; grid-template-columns: 18px minmax(0, 1fr); gap: 12px; color: var(--muted); }
.checks li::before { content: ""; width: 10px; height: 10px; margin-top: 8px; border: 2px solid var(--amber); border-radius: 2px; transform: rotate(45deg); }

/* setup steps on the home page */
.setup { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.setup li { border: 1px solid var(--line-strong); border-radius: 12px; padding: 20px; display: grid; gap: 8px; align-content: start; background: var(--surface); min-width: 0; }
.setup .n { font: 600 13px/1 var(--mono); color: var(--teal); letter-spacing: 0.1em; }
.setup h3 { font-size: 20px; font-weight: 600; }
.setup p { color: var(--muted); font-size: 16px; }
.needs { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 10px 14px; align-items: center; }
.needs h3 { font: 400 12.5px/1.4 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-right: 6px; }
.needs ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.needs li { font: 400 13.5px/1.3 var(--mono); padding: 9px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface-2); }

/* questions: the home page's short list and the full page */
.faq { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 28px; align-items: start; }
.qa details { border-bottom: 1px solid var(--line); padding: 4px 0 14px; min-width: 0; }
.qa summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 16px; align-items: baseline; font: 600 18px/1.35 var(--display); padding: 10px 0 6px; }
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; font: 400 20px/1 var(--mono); color: var(--accent); flex: none; }
.qa details[open] summary::after { content: "\2212"; }
.qa details p { color: var(--muted); max-width: 64ch; }
.qa details p + p { margin-top: 10px; }
.qa details a { color: var(--accent); text-underline-offset: 3px; }

/* download band + footer */
.cta-band { padding-block: clamp(64px, 9vw, 104px); background: linear-gradient(180deg, var(--bg) 0%, var(--bg-top) 100%); border-bottom: 1px solid var(--line); }
.cta-grid { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 32px; align-items: center; }
.cta-grid h2 { font-size: clamp(36px, 5vw, 64px); }
.cta-grid p { color: var(--muted); margin-top: 12px; font-size: 18px; }
.cta-side { display: grid; gap: 12px; justify-items: start; }
.site-foot { padding-block: 44px 56px; }
.foot-grid { display: grid; gap: 14px; }
.foot-top { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 32px; padding-bottom: 20px; margin-bottom: 6px; border-bottom: 1px solid var(--line); }
.foot-nav { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.foot-nav a { color: var(--muted); text-decoration: none; font-size: 15px; }
.foot-nav a:hover { color: var(--fg); }
.foot-grid > p { color: var(--faint); font-size: 14px; max-width: 92ch; }

/* subpages: title band with a street of towers */
.page-hero { position: relative; overflow: hidden; background: linear-gradient(180deg, var(--bg-top) 0%, var(--bg) 100%); border-bottom: 1px solid var(--line); }
.page-hero .wrap { display: grid; gap: 18px; padding-block: clamp(44px, 6vw, 76px) clamp(10px, 2vw, 20px); }
.page-hero h1 { font-size: clamp(36px, 5vw, 60px); line-height: 1.04; font-weight: 700; letter-spacing: -0.005em; }
.page-hero .lede { max-width: 62ch; }
.street { display: block; width: 100%; height: clamp(64px, 8vw, 96px); }

/* reading pages: contents rail + column */
.doc { display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: clamp(28px, 5vw, 72px); padding-block: clamp(40px, 6vw, 80px); align-items: start; }
.toc { position: sticky; top: calc(92px + env(safe-area-inset-top, 0px)); display: grid; gap: 0; }
.toc-title { font: 400 12px/1.4 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--faint); margin-bottom: 10px; }
.toc a { text-decoration: none; color: var(--muted); font-size: 15px; line-height: 1.35; padding: 7px 0 7px 14px; border-left: 1px solid var(--line); }
.toc a:hover { color: var(--fg); }
.toc a[aria-current] { color: var(--fg); border-left: 2px solid var(--accent); padding-left: 13px; }
.prose { display: grid; gap: 64px; max-width: 74ch; min-width: 0; }
.prose > section { display: grid; gap: 16px; min-width: 0; }
.prose h2 { font-size: clamp(27px, 2.7vw, 36px); line-height: 1.12; font-weight: 700; }
.prose h3 { font-size: 20px; line-height: 1.3; font-weight: 600; margin-top: 14px; }
.prose p, .prose li { color: var(--text); }
.prose b, .prose strong { color: var(--fg); font-weight: 600; }
.prose ul, .prose ol { margin: 0; padding-left: 22px; display: grid; gap: 10px; }
.prose li::marker { color: var(--faint); }
.prose ol > li::marker { font-family: var(--mono); color: var(--teal); }
.prose a { color: var(--accent); text-underline-offset: 3px; }
.step-label { font: 600 12.5px/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--teal); }
.prose .step-label + h2 { margin-top: -6px; }
.ui { font: 400 0.84em/1.5 var(--mono); padding: 1px 6px; border: 1px solid var(--line-strong); border-radius: 5px; background: var(--surface-2); color: var(--fg);
  -webkit-box-decoration-break: clone; box-decoration-break: clone; }
.callout { border: 1px solid var(--line-strong); border-radius: 10px; background: var(--surface); padding: 16px 18px; display: grid; gap: 6px; }
.callout .label { font: 600 12px/1.2 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--c, var(--accent)); display: inline-flex; align-items: center; gap: 9px; }
.callout .label::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--c, var(--accent)); box-shadow: 0 0 calc(var(--glow) * 8px) var(--c, var(--accent)); }
.callout ul { padding-left: 20px; gap: 6px; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.table-wrap table { border-collapse: collapse; width: 100%; min-width: 560px; }
.table-wrap th, .table-wrap td { text-align: left; vertical-align: top; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.table-wrap th { font: 400 11.5px/1.3 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--faint); background: var(--surface-2); }
.table-wrap td { color: var(--text); font-size: 16px; line-height: 1.5; }
.table-wrap td:first-child { color: var(--fg); font-weight: 600; }
.table-wrap tr:last-child td { border-bottom: 0; }
.updated { font: 400 13px/1.5 var(--mono); color: var(--faint); }

/* the full questions page */
.faq-page { display: grid; gap: 56px; padding-block: clamp(40px, 6vw, 80px); max-width: 880px; }
.faq-jump { display: flex; flex-wrap: wrap; gap: 8px; }
.faq-jump a { text-decoration: none; font: 400 13px/1 var(--mono); padding: 9px 12px; border-radius: 999px; border: 1px solid var(--line-strong); color: var(--fg); }
.faq-jump a:hover { border-color: var(--accent); }
.faq-group { display: grid; gap: 4px; }
.faq-group h2 { font-size: clamp(25px, 2.5vw, 32px); display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.faq-group h2::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: var(--c); box-shadow: 0 0 calc(var(--glow) * 10px) var(--c); flex: none; }

/* download page */
.page-hero .wrap.dl-hero { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 64px); align-items: center; padding-bottom: clamp(36px, 5vw, 60px); }
.release { gap: 16px; }
.facts { margin: 0; display: grid; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.facts div { display: grid; grid-template-columns: 92px minmax(0, 1fr); gap: 12px; padding: 10px 14px; border-bottom: 1px solid var(--line); }
.facts div:last-child { border-bottom: 0; }
.facts dt { font: 400 11px/1.4 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--faint); padding-top: 3px; }
.facts dd { margin: 0; font-size: 15.5px; line-height: 1.45; min-width: 0; }
.steps-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; counter-reset: step; }
.steps-list li { counter-increment: step; display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 16px; padding: 18px; border: 1px solid var(--line-strong); border-radius: 12px; background: var(--surface); }
.steps-list li::before { content: counter(step); display: grid; place-items: center; width: 36px; height: 36px; border-radius: 8px; border: 1px solid color-mix(in srgb, var(--teal) 55%, transparent); color: var(--teal); font: 600 15px/1 var(--mono); }
.steps-list li > div { display: grid; gap: 4px; min-width: 0; }
.steps-list h3 { font-size: 19px; font-weight: 600; line-height: 1.3; }
.steps-list p { color: var(--muted); font-size: 16px; }

@media (max-width: 1040px) {
  .site-nav { display: none; }
  .menu { display: block; }
  .head-row { gap: 14px; }
  .head-btn { margin-left: auto; }
}
@media (max-width: 1000px) {
  .feat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .setup { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .doc { grid-template-columns: minmax(0, 1fr); gap: 36px; }
  .toc { position: static; display: flex; flex-wrap: wrap; gap: 8px; }
  .toc-title { width: 100%; margin-bottom: 2px; }
  .toc a, .toc a[aria-current] { border: 1px solid var(--line-strong); border-radius: 999px; padding: 7px 12px; font-size: 14px; }
}
@media (max-width: 860px) {
  .two, .cta-grid, .page-hero .wrap.dl-hero { grid-template-columns: minmax(0, 1fr); }
  .phone-stage { grid-template-columns: minmax(0, 1fr); justify-items: center; }
  .toasts { max-width: 340px; width: 100%; }
  .faq { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 620px) {
  .feat-grid, .setup { grid-template-columns: minmax(0, 1fr); }
  .city .d-status { display: none; }
  .kpis { gap: 6px; }
  .kpis div { padding: 8px 9px; }
  .kpis b { font-size: 13.5px; }
  .legend li { grid-template-columns: 76px minmax(0, 1fr); }
  .rule dl div, .facts div { grid-template-columns: 78px minmax(0, 1fr); }
  .acct-rows li { grid-template-columns: auto minmax(0, 1fr); }
  .acct-rows .a-state { grid-column: 2; text-align: left; }
  .prose { gap: 52px; }
  /* tables become stacked cards */
  .table-wrap.stack { border: 0; background: none; overflow: visible; }
  .table-wrap.stack table, .table-wrap.stack tbody, .table-wrap.stack tr, .table-wrap.stack td { display: block; min-width: 0; width: auto; }
  .table-wrap.stack thead { display: none; }
  .table-wrap.stack tr { border: 1px solid var(--line); border-radius: 10px; background: var(--surface); padding: 8px 0; }
  .table-wrap.stack tr + tr { margin-top: 10px; }
  .table-wrap.stack td { border: 0; padding: 5px 16px; }
  .table-wrap.stack td[data-h]::before { content: attr(data-h); display: block; font: 400 11px/1.5 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--faint); }
}
@media (max-width: 480px) {
  .head-btn { display: none; }
  .menu { margin-left: auto; }
  .steps-list li { grid-template-columns: minmax(0, 1fr); gap: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .city .tw { animation: none; }
  .btn, .more a::after { transition: none; }
}