/* The public product page at nbd.work (backend/src/lib/cloud-landing.ts).
   Brand: playful and light-hearted — "no big deal". */
:root {
  /* nbd is "no big deal": warm, bright, a little silly. Sticker-style cards
     (ink outline + offset shadow) and a rounded display face. */
  --bg: #fff7e8;
  --panel: #ffffff;
  --ink: #241a12;
  --muted: #6b5d4f;
  --line: #241a12;
  --hair: #efdfc4;
  --accent: #ff5d3b;        /* tomato: the main button */
  --accent-ink: #241a12;     /* dark on tomato: 5.6:1 (white was 3.05:1) */
  --accent-soft: #ffe2d9;
  /* Text on the soft tints: each at least 4.5:1 on its tint. */
  --accent-text: #a32a12;
  --sky-text: #0b6a93;
  --warn-text: #8d4013;
  --agent-text: #5b3fd6;
  --agent-fill: #6a4ae8;     /* white on it: 5.6:1 */
  --squiggle: #e2401d;       /* large headline text on cream: 4:1 */
  --sun: #ffd23f;
  --sun-soft: #fff1bf;
  --mint: #2fc98a;
  --mint-soft: #d6f6e8;
  --agent: #7b5cff;         /* grape: anything an agent does */
  --agent-soft: #ebe5ff;
  --warn: #b5541c;
  --warn-soft: #ffe8d1;
  --sky: #1f9fd6;
  --sky-soft: #d9f1fb;
  --code-bg: #241a12;
  --code-ink: #fff7e8;
  --pop: 4px 4px 0 var(--line);
  --pop-big: 6px 6px 0 var(--line);
  --shadow: var(--pop-big);
  --radius: 18px;
  --sans: "Nunito", ui-rounded, "SF Pro Rounded", -apple-system, system-ui, sans-serif;
  --serif: "Fredoka", ui-rounded, "SF Pro Rounded", -apple-system, system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1d1712;
    --panel: #2a221b;
    --ink: #fff4e3;
    --muted: #c9b8a3;
    --line: #fff4e3;
    --hair: #3d3229;
    --accent: #ff7a5c;
    --accent-ink: #1d1712;
    --accent-text: var(--accent);
    --sky-text: var(--sky);
    --warn-text: var(--warn);
    --agent-text: var(--agent);
    --agent-fill: var(--agent);
    --squiggle: var(--accent);
    --accent-soft: #4a2a20;
    --sun: #ffd23f;
    --sun-soft: #4a3d14;
    --mint: #4fe0a3;
    --mint-soft: #173d2d;
    --agent: #a08bff;
    --agent-soft: #2f2650;
    --warn: #ffb27a;
    --warn-soft: #45301d;
    --sky: #6fd0f5;
    --sky-soft: #173444;
    --code-bg: #0f0b08;
    --code-ink: #fff4e3;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
.sr {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

/* Header */
.top {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; justify-content: space-between;
  max-width: 1120px; margin: 0 auto; padding: 14px 24px;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
}
.mark {
  display: inline-flex; align-items: center; gap: 8px;
  font: 700 24px/1 var(--serif); text-decoration: none; letter-spacing: -0.02em;
}
.mark .bubble {
  display: inline-grid; place-items: center; padding: 4px 10px 6px; border-radius: 14px 14px 14px 4px;
  background: var(--sun); color: #241a12; border: 2px solid var(--line); box-shadow: 2px 2px 0 var(--line);
  transform: rotate(-4deg);
}
.top nav { display: flex; gap: 22px; align-items: center; font-size: 14px; }
.top nav a { text-decoration: none; color: var(--muted); }
.top nav a:hover { color: var(--ink); }
.top nav .signin {
  color: var(--ink); border: 2px solid var(--line); border-radius: 999px; padding: 5px 14px;
  font-weight: 700; background: var(--panel); box-shadow: 2px 2px 0 var(--line);
}
.top nav .signin:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--line); }

main { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
section { padding: 72px 0; }
h1, h2, h3 { font-family: var(--serif); font-weight: 700; letter-spacing: -0.02em; }
h2 { font-size: clamp(28px, 4vw, 38px); line-height: 1.15; margin: 0 0 12px; text-align: center; }
.sub { color: var(--muted); text-align: center; max-width: 620px; margin: 0 auto 40px; font-size: 18px; }

/* Hero */
.hero { padding-top: 56px; text-align: center; }
.eyebrow {
  display: inline-block; margin: 0 0 22px; padding: 5px 14px; border-radius: 999px;
  background: var(--sun); color: #241a12; font-size: 14px; font-weight: 800;
  border: 2px solid var(--line); box-shadow: 2px 2px 0 var(--line); transform: rotate(-2deg);
}
.hero h1 { font-size: clamp(40px, 7vw, 76px); line-height: 1.02; margin: 0 auto 22px; max-width: 900px; }
.hero h1 .squiggle {
  position: relative; white-space: nowrap; color: var(--squiggle);
}
.hero h1 .squiggle::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -0.12em; height: 0.28em;
  background: no-repeat center / 100% 100% url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 20' preserveAspectRatio='none'><path d='M2 12 Q 22 2 42 12 T 82 12 T 122 12 T 162 12 T 198 10' fill='none' stroke='%23ffd23f' stroke-width='6' stroke-linecap='round'/></svg>");
  z-index: -1;
}
.shrug { display: block; margin: 0 auto 14px; font: 600 clamp(22px, 3vw, 30px)/1 var(--mono); color: var(--muted); }
.lede { font-size: clamp(17px, 2vw, 20px); color: var(--muted); max-width: 640px; margin: 0 auto 30px; }

/* Join form */
.join { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; max-width: 460px; margin: 0 auto; }
.join input {
  flex: 1 1 220px; min-width: 0; padding: 12px 18px; font: inherit; color: inherit;
  background: var(--panel); border: 2px solid var(--line); border-radius: 999px;
}
.join input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.join button {
  padding: 12px 22px; font: 800 16px var(--sans); border: 2px solid var(--line); border-radius: 999px;
  cursor: pointer; background: var(--accent); color: var(--accent-ink); box-shadow: var(--pop);
  transition: transform 0.12s, box-shadow 0.12s;
}
.join button:hover { transform: translate(-2px, -2px) rotate(-1deg); box-shadow: 6px 6px 0 var(--line); }
.join button:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--line); }
.join-error { flex-basis: 100%; margin: 4px 0 0; color: var(--warn); font-size: 14px; }
.joined {
  display: inline-block; margin: 0 auto; padding: 12px 20px; border-radius: 999px;
  background: var(--mint-soft); color: var(--ink); font-weight: 800;
  border: 2px solid var(--line); box-shadow: var(--pop);
}

/* Product mock-up */
.window {
  margin: 60px auto 0; max-width: 1040px; text-align: left;
  background: var(--panel); border: 2.5px solid var(--line); border-radius: var(--radius);
  box-shadow: 10px 10px 0 var(--line); overflow: hidden; transform: rotate(-0.6deg);
}
.chrome { display: flex; align-items: center; gap: 6px; padding: 10px 14px; border-bottom: 2px solid var(--line); background: var(--sun-soft); }
.chrome span { width: 12px; height: 12px; border-radius: 50%; border: 2px solid var(--line); }
.chrome span:nth-child(1) { background: var(--accent); }
.chrome span:nth-child(2) { background: var(--sun); }
.chrome span:nth-child(3) { background: var(--mint); }
.chrome b { margin: 0 auto; font: 500 12px var(--sans); color: var(--muted); }
.app { display: grid; grid-template-columns: 150px 1fr 260px; min-height: 360px; }
.side { display: flex; flex-direction: column; gap: 2px; padding: 16px 10px; border-right: 2px solid var(--hair); font-size: 13px; font-weight: 700; }
.side b { font: 700 18px var(--serif); padding: 0 10px 12px; }
.side a { padding: 6px 10px; border-radius: 8px; color: var(--muted); }
.side a.on { background: var(--sun); color: #241a12; border: 2px solid var(--line); }
.week { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; padding: 16px; }
.day { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.day > span { font-size: 12px; font-weight: 600; color: var(--muted); }
.col { position: relative; flex: 1; border-radius: 12px; background: repeating-linear-gradient(var(--bg) 0 23px, var(--hair) 23px 24px); }
.ev {
  position: absolute; left: 4px; right: 4px; padding: 4px 7px; border-radius: 9px;
  font: 800 11px/1.25 var(--sans); font-style: normal; overflow: hidden; border: 1.5px solid currentColor;
}
.ev.a { background: var(--sky-soft); color: var(--sky-text); }
.ev.b { background: var(--accent-soft); color: var(--accent-text); }
.ev.c { background: var(--warn-soft); color: var(--warn-text); }
.ev.d { background: var(--agent-soft); color: var(--agent-text); }
.ev.p { background: transparent; color: var(--agent); border: 1.5px dashed var(--agent); }
.cards { display: flex; flex-direction: column; gap: 12px; padding: 16px; border-left: 2px solid var(--hair); }
.card { border: 2px solid var(--line); border-radius: 14px; padding: 12px 14px; font-size: 13px; background: var(--bg); box-shadow: 3px 3px 0 var(--line); }
.card h4 { margin: 0 0 8px; font: 700 15px var(--serif); }
.card ul { margin: 0; padding-left: 16px; color: var(--muted); }
.card ul b { color: var(--ink); }
.card p { margin: 0 0 10px; color: var(--muted); }
.card p b { color: var(--ink); }
.proposal { background: var(--agent-soft); transform: rotate(1deg); }
.proposal em { font-style: normal; color: var(--agent-text); }
.actions { display: flex; gap: 6px; }
.actions span { padding: 4px 11px; border-radius: 999px; border: 2px solid var(--line); background: var(--panel); font-size: 12px; font-weight: 800; }
.actions .ok { background: var(--agent-fill); color: var(--panel); border-color: var(--agent-fill); }

/* Features */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid article {
  background: var(--panel); border: 2px solid var(--line); border-radius: var(--radius); padding: 24px;
  box-shadow: var(--pop); transition: transform 0.15s, box-shadow 0.15s;
}
.grid article:nth-child(odd):hover { transform: rotate(-1.2deg) translate(-2px, -2px); box-shadow: var(--pop-big); }
.grid article:nth-child(even):hover { transform: rotate(1.2deg) translate(-2px, -2px); box-shadow: var(--pop-big); }
.grid h3 { margin: 14px 0 6px; font-size: 21px; }
.grid p { margin: 0; color: var(--muted); }
.icon {
  display: inline-grid; place-items: center; width: 46px; height: 46px; border-radius: 14px;
  background: var(--sun); color: #241a12; border: 2px solid var(--line);
}
.grid article:nth-child(2) .icon { background: var(--accent-soft); }
.grid article:nth-child(3) .icon { background: var(--mint-soft); }
.grid article:nth-child(4) .icon { background: var(--sky-soft); }
.grid article:nth-child(5) .icon { background: var(--agent-soft); }
.grid article:nth-child(6) .icon { background: var(--accent-soft); }
.icon svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* Agents */
.split { display: grid; grid-template-columns: 1.15fr 1fr; gap: 16px; align-items: stretch; }
.code { background: var(--code-bg); color: var(--code-ink); border-radius: var(--radius); padding: 20px 22px; overflow: hidden; border: 2px solid var(--line); box-shadow: var(--pop); }
.code pre { margin: 0; font: 13px/1.6 var(--mono); white-space: pre-wrap; overflow-wrap: anywhere; }
.code .k { color: #ffd23f; }
.code .c { color: #b9b5ad; }
.c-head, .c-foot { margin: 0 0 14px; font-size: 13px; color: #b9b5ad; }
.c-foot { margin: 14px 0 0; }
.c-foot code { font-family: var(--mono); color: var(--code-ink); }
.handoff { background: var(--panel); border: 2px solid var(--line); border-radius: var(--radius); padding: 20px 22px; box-shadow: var(--pop); transform: rotate(0.8deg); }
.h-head { display: flex; align-items: center; gap: 8px; margin: 0 0 6px; font-size: 13px; color: var(--muted); }
.h-head b { color: var(--ink); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--agent); }
.handoff h5 { margin: 14px 0 2px; font: 600 12px var(--sans); text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.handoff p { margin: 0; }
.steps { list-style: none; counter-reset: s; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; padding: 0; margin: 28px 0 0; }
.steps li { counter-increment: s; color: var(--muted); padding-top: 12px; border-top: 3px dotted var(--line); }
.steps li b { display: block; color: var(--ink); font-size: 17px; margin-bottom: 4px; }
.steps li b::before { content: counter(s) " · "; color: var(--accent); }

/* Pricing */
.plan {
  max-width: 460px; margin: 28px auto 0; text-align: center; padding: 32px;
  background: var(--panel); border: 2.5px solid var(--line); border-radius: var(--radius); box-shadow: 8px 8px 0 var(--line);
  transform: rotate(-1deg);
}
.plan-name { margin: 0; font: 700 28px var(--serif); color: var(--accent); }
.price { margin: 10px 0 18px; }
.price b { display: block; font: 700 30px var(--serif); }
.price span { color: var(--muted); font-size: 14px; }
.plan ul { list-style: none; padding: 0; margin: 0 0 24px; text-align: left; }
.plan li { padding: 8px 0 8px 30px; border-top: 2px dotted var(--hair); position: relative; }
.plan li::before { content: "✓"; position: absolute; left: 2px; top: 8px; width: 20px; height: 20px; display: grid; place-items: center; border-radius: 50%; background: var(--mint); color: #241a12; font-size: 12px; font-weight: 900; border: 2px solid var(--line); }

/* FAQ */
.faq { max-width: 720px; margin: 0 auto; }
.faq h2 { margin-bottom: 24px; }
.faq details { border-top: 2px dotted var(--hair); padding: 16px 0; }
.faq details:last-child { border-bottom: 2px dotted var(--hair); }
.faq summary { cursor: pointer; font: 700 18px var(--serif); }
.faq summary::marker { color: var(--accent); }
.faq details p { color: var(--muted); margin: 10px 0 0; }

footer {
  display: flex; gap: 20px; justify-content: center; padding: 40px 24px 56px;
  color: var(--muted); font-size: 14px; border-top: 2px dotted var(--hair); margin-top: 40px;
}

/* Narrow screens */
@media (max-width: 900px) {
  .app { grid-template-columns: 1fr; }
  .side { display: none; }
  .week { min-height: 240px; }
  .cards { border-left: 0; border-top: 2px solid var(--hair); }
  .grid, .split, .steps { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .top nav a:not(.signin) { display: none; }
  .week { grid-template-columns: repeat(3, 1fr); }
  .week .day:nth-child(n + 4) { display: none; }
  section { padding: 52px 0; }
  footer { flex-wrap: wrap; gap: 8px 20px; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  .join button, .grid article, .top nav .signin { transition: none; }
  .grid article:hover { transform: none; }
}