/* Layout: a two-column hero (the promise on the left, a real comment thread on the right),
   then the phrase list and a quiet footer. Single dark look, the brand's «Notturno». */
:root {
  --night: #101a2e;
  --night-2: #16223b;
  --line: #273657;
  --paper: #f7f2e7;
  --mist: #aab4c8;
  --amber: #f5a623;
  --display: "Montserrat", system-ui, sans-serif;
  --body: "Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { background: var(--night); }
body {
  margin: 0;
  background: var(--night);
  color: var(--paper);
  font: 400 1.0625rem/1.6 var(--body);
  padding-inline: max(16px, 4vw);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--paper); text-decoration-color: var(--amber); text-underline-offset: 3px; }
a:hover { color: var(--amber); }
a:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; border-radius: 2px; }
.wrap { max-width: 68rem; margin-inline: auto; }

/* Header */
.top { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: 1.5rem; }
.brand { display: flex; align-items: center; gap: .7rem; text-decoration: none; font: 600 1.2rem var(--display); }
.brand svg { width: 2.5rem; height: 2.5rem; flex: none; }
.top nav { display: flex; gap: 1.25rem; font-size: .95rem; }
.top nav a { text-decoration: none; color: var(--mist); }
.top nav a:hover { color: var(--paper); }

/* Hero */
.hero { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(2rem, 5vw, 4.5rem); align-items: center; padding-block: clamp(2rem, 6vw, 5rem) clamp(3rem, 7vw, 6rem); }
.hero h1 { font: 600 clamp(2.5rem, 6vw, 4.4rem)/1.04 var(--display); letter-spacing: -.02em; margin: 0 0 1.4rem; text-wrap: balance; }
.hero h1 em { font-style: normal; color: var(--amber); }
.lead { font-size: 1.2rem; color: var(--mist); max-width: 31rem; margin: 0 0 2rem; }
.formula { display: inline-flex; flex-wrap: wrap; align-items: center; gap: .75rem 1rem; }
.cmd { font: 500 1.05rem var(--mono); background: var(--night-2); border: 1px solid var(--line); border-radius: .6rem; padding: .7rem 1rem; color: var(--paper); }
.cmd b { color: var(--amber); font-weight: 500; }
.copy { font: 600 .9rem var(--body); color: var(--night); background: var(--amber); border: 0; border-radius: .6rem; padding: .75rem 1.1rem; cursor: pointer; }
.copy:focus-visible { outline: 2px solid var(--paper); outline-offset: 3px; }
.hint { display: block; margin-top: .9rem; font-size: .9rem; color: var(--mist); }

/* Thread */
.thread { background: var(--night-2); border: 1px solid var(--line); border-radius: 1.25rem; padding: 1.4rem 1.4rem 1.2rem; display: grid; gap: 1rem; }
.thread-head { display: flex; justify-content: space-between; font: 500 .72rem var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mist); padding-bottom: .9rem; border-bottom: 1px solid var(--line); }
.c { display: grid; grid-template-columns: 2.1rem minmax(0, 1fr); gap: .75rem; }
.c.reply { margin-left: 2.85rem; }
.av { width: 2.1rem; height: 2.1rem; border-radius: 50%; display: grid; place-items: center; font: 600 .8rem var(--body); background: #3a4a6b; color: var(--paper); }
.av svg { width: 100%; height: 100%; }
.who { font-weight: 600; font-size: .92rem; }
.who span { font-weight: 400; color: var(--mist); margin-left: .4rem; font-size: .85rem; }
.c p { margin: .1rem 0 0; font-size: .98rem; line-height: 1.45; }
.c p .m { color: #8fb4ff; }
.gap { display: flex; align-items: center; gap: .75rem; font: 500 .75rem var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--amber); }
.gap::before, .gap::after { content: ""; flex: 1; height: 1px; background: repeating-linear-gradient(90deg, var(--amber) 0 4px, transparent 4px 9px); opacity: .55; }
.notif { display: flex; gap: .7rem; align-items: center; background: var(--night); border: 1px solid var(--line); border-radius: .8rem; padding: .7rem .85rem; font-size: .88rem; color: var(--mist); }
.notif b { color: var(--paper); font-weight: 600; }
.bell { width: .55rem; height: .55rem; border-radius: 50%; background: var(--amber); flex: none; box-shadow: 0 0 0 4px rgba(245,166,35,.18); }

/* Sections */
section.block { display: grid; grid-template-columns: minmax(0, 15rem) minmax(0, 1fr); gap: 1.5rem clamp(2rem, 5vw, 4rem); padding-block: 2.75rem; border-top: 1px solid var(--line); }
.block h2 { font: 600 1.35rem/1.25 var(--display); margin: 0; }
.block .body { min-width: 0; max-width: 42rem; }
.block p { margin: 0 0 1rem; }
.block p:last-child { margin-bottom: 0; }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0 0 1.4rem; padding: 0; list-style: none; }
.chips li { font: 400 .92rem var(--mono); border: 1px solid var(--line); border-radius: 999px; padding: .35rem .8rem; color: var(--paper); }
.label { font: 500 .72rem var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--mist); margin: 0 0 .6rem; }
.zone { font: 400 .95rem var(--mono); background: var(--night-2); border-left: 2px solid var(--amber); padding: .6rem .9rem; margin: .4rem 0; border-radius: 0 .4rem .4rem 0; overflow-x: auto; white-space: nowrap; }
.no-guess { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 1rem; align-items: center; }
.no-guess .big { font: 600 2.8rem var(--display); color: var(--amber); }

/* Footer */
footer { border-top: 1px solid var(--line); padding-block: 2rem 2.5rem; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; font-size: .9rem; color: var(--mist); }
footer nav { display: flex; gap: 1.25rem; flex-wrap: wrap; }
footer a { color: var(--mist); }

@media (max-width: 760px) {
  .hero { grid-template-columns: minmax(0, 1fr); }
  section.block { grid-template-columns: minmax(0, 1fr); gap: 1rem; }
  .top nav a.hide-sm { display: none; }
  .c.reply { margin-left: 1.4rem; }
}
@media (prefers-reduced-motion: no-preference) {
  .bell { animation: ring 2.4s ease-in-out infinite; }
  @keyframes ring { 0%, 70%, 100% { box-shadow: 0 0 0 4px rgba(245,166,35,.18); } 85% { box-shadow: 0 0 0 8px rgba(245,166,35,0); } }
}

/* Privacy page */
.doc-head { padding-block: clamp(2rem, 5vw, 4rem) 2rem; max-width: 46rem; }
.doc-head h1 { font: 600 clamp(2.4rem, 5.5vw, 3.8rem)/1.05 var(--display); letter-spacing: -.02em; margin: 0 0 1rem; }
.doc-head p { color: var(--mist); margin: 0 0 .6rem; }
.facts { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: .35rem 1.25rem; margin: 1.4rem 0 0; font-size: .98rem; }
.facts dt { font: 500 .72rem/2 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--mist); }
.facts dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.table-scroll { overflow-x: auto; margin: 0 0 1rem; }
table { border-collapse: collapse; width: 100%; font-size: .95rem; }
th, td { text-align: left; vertical-align: top; padding: .65rem .9rem .65rem 0; border-bottom: 1px solid var(--line); }
th { font: 500 .72rem var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--mist); }
.block code, .doc-head code { font: .92em var(--mono); }
.sec-n { display: block; font: 500 .72rem var(--mono); letter-spacing: .1em; color: var(--amber); margin-bottom: .3rem; }
.back { font-size: .95rem; }