/* Windward Labs — the Slipway. Spec: docs/superpowers/specs/2026-07-25-labs-slipway-design.md */

:root {
  color-scheme: light dark;
  --g: #f6f5f0;
  --ink: #16213a;
  --mut: #5a6478;
  --line: #dcd9cf;
  --blue: #2b59c9;
  --blue-ink: #1e4098;
  --cell: #fbfaf6;
  --cell-hover: #ffffff;
  --gold: #c9a25e;
  --gold-ink: #8a6b39;
  --lf-field: #202e4d;
  --lf-square: #f6f5f0;
  --lf-stroke: transparent;
  --lf-sw: 0;
  --hf-fill: #202e4d;
  --hf-stroke: transparent;
  --hf-sw: 0;
  --hf-dot: #c9a25e;
}

@media (prefers-color-scheme: dark) {
  :root {
    --g: #0f141e;
    --ink: #e7e9ee;
    --mut: #98a2b6;
    --line: rgba(231, 233, 238, 0.14);
    --blue: #8aa5f2;
    --blue-ink: #a9bcf6;
    --cell: rgba(255, 255, 255, 0.035);
    --cell-hover: rgba(255, 255, 255, 0.07);
    --gold: #c9a25e;
    --gold-ink: #d9bd85;
    --lf-field: transparent;
    --lf-square: #e7e9ee;
    --lf-stroke: #e7e9ee;
    --lf-sw: 1.4;
    --hf-fill: transparent;
    --hf-stroke: #d9bd85;
    --hf-sw: 1.6;
    --hf-dot: #d9bd85;
  }
}

/* The lamp: a stored choice outranks the OS preference */
:root[data-theme="light"] {
  --g: #f6f5f0;
  --ink: #16213a;
  --mut: #5a6478;
  --line: #dcd9cf;
  --blue: #2b59c9;
  --blue-ink: #1e4098;
  --cell: #fbfaf6;
  --cell-hover: #ffffff;
  --gold: #c9a25e;
  --gold-ink: #8a6b39;
  --lf-field: #202e4d;
  --lf-square: #f6f5f0;
  --lf-stroke: transparent;
  --lf-sw: 0;
  --hf-fill: #202e4d;
  --hf-stroke: transparent;
  --hf-sw: 0;
  --hf-dot: #c9a25e;
}
:root[data-theme="dark"] {
  --g: #0f141e;
  --ink: #e7e9ee;
  --mut: #98a2b6;
  --line: rgba(231, 233, 238, 0.14);
  --blue: #8aa5f2;
  --blue-ink: #a9bcf6;
  --cell: rgba(255, 255, 255, 0.035);
  --cell-hover: rgba(255, 255, 255, 0.07);
  --gold: #c9a25e;
  --gold-ink: #d9bd85;
  --lf-field: transparent;
  --lf-square: #e7e9ee;
  --lf-stroke: #e7e9ee;
  --lf-sw: 1.4;
  --hf-fill: transparent;
  --hf-stroke: #d9bd85;
  --hf-sw: 1.6;
  --hf-dot: #d9bd85;
}

@font-face {
  font-family: "Instrument Sans";
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url(fonts/InstrumentSans.woff2) format("woff2");
}
@font-face {
  font-family: "EB Garamond";
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url(fonts/EBGaramond-Roman.woff2) format("woff2");
}

* { box-sizing: border-box; margin: 0; }

body {
  font-family: "Instrument Sans", Helvetica, Arial, sans-serif;
  background: var(--g);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 30px;
}

/* flags */
.lflag .f { fill: var(--lf-field); stroke: var(--lf-stroke); stroke-width: var(--lf-sw); }
.lflag .s { fill: var(--lf-square); }
.hflag .f { fill: var(--hf-fill); stroke: var(--hf-stroke); stroke-width: var(--hf-sw); }
.hflag .d { fill: var(--hf-dot); }

/* top bar */
.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 13px; }
.brand-name {
  font-family: "EB Garamond", Georgia, serif;
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  white-space: nowrap;
}
.top-right { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; justify-content: flex-end; }
.top-link {
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--mut);
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
}
.top-link:hover { color: var(--blue-ink); }

/* the lamp */
.lamp { display: flex; align-items: center; gap: 2px; }
.lamp-opt {
  display: flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  padding: 8px 8px;
  cursor: pointer;
  font-family: "Instrument Sans", Helvetica, Arial, sans-serif;
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mut);
}
.lamp-opt::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  border: 1px solid var(--gold-ink);
  flex: none;
}
.lamp-opt:hover { color: var(--blue-ink); }
.lamp-opt:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
.lamp-opt[aria-pressed="true"] { color: var(--ink); }
.lamp-opt[aria-pressed="true"]::before {
  background: var(--gold);
  border-color: var(--gold);
  box-shadow: 0 0 5px rgba(201, 162, 94, 0.55);
}

/* hero */
.hero { padding: 84px 0 64px; max-width: 640px; }
.hero-h1 {
  font-weight: 600;
  font-size: clamp(32px, 5.4vw, 52px);
  line-height: 1.06;
  letter-spacing: -0.015em;
  text-wrap: balance;
}
.hero-sub { margin-top: 22px; font-size: 17px; color: var(--mut); line-height: 1.55; }

/* fleet grid */
.fleet {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.cell {
  display: block;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 26px 26px 30px;
  background: var(--cell);
  text-decoration: none;
  color: inherit;
}
.cell:hover { background: var(--cell-hover); }
.cell:hover .cell-name { color: var(--blue-ink); }
.cell:focus-visible { outline: 2px solid var(--blue); outline-offset: -2px; }
.cell-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.cell-status {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-ink);
  display: flex;
  align-items: center;
  gap: 6px;
}
.cell-status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--blue); }
.cell-name { display: block; margin-top: 14px; font-weight: 600; font-size: 21px; letter-spacing: -0.01em; }
.cell-name .arr { color: var(--blue); margin-left: 5px; font-size: 16px; display: inline-block; }
.cell-desc { display: block; margin-top: 9px; font-size: 14.5px; line-height: 1.55; color: var(--mut); max-width: 40ch; }
.cell-domain { display: inline-block; margin-top: 14px; font-size: 12px; font-weight: 500; color: var(--blue-ink); }

/* footer */
.foot {
  margin-top: 64px;
  border-top: 1px solid var(--line);
  padding: 26px 0 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 18px 32px;
  align-items: center;
  justify-content: space-between;
}
.plate { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.plate-text {
  font-family: "EB Garamond", Georgia, serif;
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--mut);
}
.plate-diamond {
  width: 5px;
  height: 5px;
  background: var(--gold);
  transform: rotate(45deg);
  flex: none;
}
.plate-link {
  font-family: "EB Garamond", Georgia, serif;
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--blue-ink);
  text-decoration: none;
}
.plate-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.plate-link:focus-visible, .top-link:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
.foot-copy { font-size: 11px; letter-spacing: 0.14em; color: var(--mut); text-transform: uppercase; }

/* motion, only when welcome */
@media (prefers-reduced-motion: no-preference) {
  .cell { transition: background 0.15s ease; }
  .cell-name, .lamp-opt, .top-link { transition: color 0.15s ease; }
  .cell .arr { transition: transform 0.15s ease; }
  .cell:hover .arr { transform: translate(2px, -2px); }
  .lamp-opt::before { transition: background 0.15s ease, box-shadow 0.15s ease; }
}

/* small screens */
@media (max-width: 780px) {
  .top { flex-wrap: wrap; }
  .fleet { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 44px; }
}

/* print: daylight, no chrome */
@media print {
  :root {
    --g: #ffffff;
    --ink: #16213a;
    --mut: #5a6478;
    --line: #dcd9cf;
    --blue: #1e4098;
    --blue-ink: #1e4098;
    --cell: #ffffff;
    --cell-hover: #ffffff;
    --gold: #c9a25e;
    --gold-ink: #8a6b39;
    --lf-field: #202e4d;
    --lf-square: #ffffff;
    --lf-stroke: transparent;
    --lf-sw: 0;
    --hf-fill: #202e4d;
    --hf-stroke: transparent;
    --hf-sw: 0;
    --hf-dot: #c9a25e;
  }
  .lamp, .arr { display: none; }
}