:root {
  --paper: #efede4;
  --paper-2: #faf9f5;
  --paper-3: #e7e3d8;
  --ink: #201a1a;
  --muted: #5c534c;
  --line: rgba(32, 26, 26, 0.12);
  --line-strong: rgba(32, 26, 26, 0.18);
  --slate: #3f5368;
  --slate-soft: #d7e1ee;
  --clay: #9a523a;
  --clay-hover: #824532;
  --warn: #b86a2a;
  --ok: #2f6b4f;
  --shadow: 0 24px 60px rgba(32, 26, 26, 0.12);
  --radius: 14px;
  --radius-lg: 20px;
  --font: "Inter", system-ui, sans-serif;
  --serif: "Instrument Serif", Georgia, serif;
  --mono: "Fragment Mono", ui-monospace, monospace;
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
img { max-width: 100%; display: block; }

.mono-label {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: var(--muted);
  margin: 0 0 0.85rem;
}
.mono-label.dim { color: rgba(32,26,26,0.45); margin-bottom: 0.35rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border-radius: 999px;
  padding: 0.75rem 1.25rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn-clay {
  background: var(--clay);
  color: #faf9f5;
}
.btn-clay:hover { background: var(--clay-hover); }
.btn-dark {
  background: var(--ink);
  color: var(--paper-2);
}
.btn-dark:hover { background: #000; }
.btn-ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--ink);
}
.btn-ghost:hover { background: rgba(32,26,26,0.04); }
.btn.full { width: 100%; }

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.logo-mark {
  width: 1.2rem;
  height: 1.2rem;
  background: var(--ink);
  clip-path: polygon(50% 6%, 94% 90%, 6% 90%);
}
.logo-mark.sm { width: 0.95rem; height: 0.95rem; }

.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(12px);
  background: rgba(239, 237, 228, 0.85);
  border-bottom: 1px solid transparent;
}
.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.95rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.nav-links {
  display: none;
  gap: 1.35rem;
  margin-left: auto;
  margin-right: 0.5rem;
}
.nav-links a {
  text-decoration: none;
  font-size: 0.92rem;
  color: var(--muted);
  font-weight: 500;
}
.nav-links a:hover { color: var(--ink); }
.nav-cta { margin-left: auto; padding: 0.55rem 1rem; font-size: 0.88rem; }
@media (min-width: 820px) {
  .nav-links { display: flex; }
  .nav-cta { margin-left: 0; }
}

.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3.5rem 1.5rem 2rem;
  text-align: center;
}
.hero h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.35rem, 5.5vw, 3.65rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
  margin: 0 auto 1.1rem;
  max-width: 18ch;
}
.lede {
  margin: 0 auto 1.75rem;
  max-width: 38rem;
  color: var(--muted);
  font-size: 1.12rem;
}
.lede em {
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  justify-content: center;
}
.hero-fine { margin-top: 1rem; }

.hero-stage {
  margin: 3.25rem auto 0;
  max-width: 980px;
}
.stage-frame {
  border-radius: var(--radius-lg);
  padding: 0.7rem;
  background: linear-gradient(180deg, rgba(32,26,26,0.06), rgba(32,26,26,0.02));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.app-shell {
  display: grid;
  grid-template-columns: 180px 1fr;
  min-height: 360px;
  background: var(--paper-2);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
  text-align: left;
}
.app-rail {
  background: #ebe7dc;
  border-right: 1px solid var(--line);
  padding: 1.1rem 0.9rem;
}
.rail-brand {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
}
.app-rail ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.2rem;
}
.app-rail li {
  font-size: 0.86rem;
  color: var(--muted);
  padding: 0.45rem 0.55rem;
  border-radius: 8px;
}
.app-rail li.active {
  background: var(--paper-2);
  color: var(--ink);
  font-weight: 600;
  box-shadow: 0 0 0 1px var(--line);
}
.app-main { padding: 1.15rem 1.25rem 1.35rem; }
.app-top {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.app-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.55rem;
  margin: 0;
  letter-spacing: -0.02em;
}
.pill-row { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.pill {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.3rem 0.6rem;
  border-radius: 999px;
  background: var(--slate-soft);
  color: var(--slate);
}
.pill.warn { background: #f3e0cc; color: var(--warn); }

.board { font-size: 0.82rem; }
.board-head, .board-row {
  display: grid;
  grid-template-columns: 1.45fr 0.9fr 1.15fr 0.65fr;
  gap: 0.5rem;
  padding: 0.65rem 0.35rem;
  align-items: center;
}
.board-head {
  color: rgba(32,26,26,0.45);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.68rem;
  font-weight: 600;
  border-bottom: 1px solid var(--line);
}
.board-row { border-bottom: 1px solid var(--line); color: var(--muted); }
.board-row strong { color: var(--ink); font-weight: 600; }
.chip {
  display: inline-flex;
  width: fit-content;
  font-weight: 600;
  font-size: 0.75rem;
  padding: 0.22rem 0.5rem;
  border-radius: 999px;
  background: #ebe7dc;
  color: var(--ink);
}
.chip.warn { background: #f3e0cc; color: var(--warn); }
.chip.ok { background: #d9ebe0; color: var(--ok); }

@media (max-width: 780px) {
  .app-shell { grid-template-columns: 1fr; }
  .app-rail { display: none; }
  .board-head, .board-row { grid-template-columns: 1.2fr 1fr; }
  .board-head span:nth-child(2),
  .board-head span:nth-child(4),
  .board-row span:nth-child(2),
  .board-row span:nth-child(4) { display: none; }
}

.strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,0.35);
}
.strip-line {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.1rem 1.5rem;
  text-align: center;
  font-family: var(--mono);
  font-size: 0.84rem;
  color: var(--muted);
}

.feature {
  max-width: var(--max);
  margin: 0 auto;
  padding: 4.5rem 1.5rem;
  display: grid;
  gap: 2.5rem;
  align-items: center;
}
@media (min-width: 900px) {
  .feature { grid-template-columns: 1fr 1fr; gap: 3.5rem; }
  .feature-invert .feature-copy { order: 2; }
  .feature-invert .feature-visual { order: 1; }
}
.feature-light { background: transparent; }
.feature-invert {
  max-width: none;
  width: 100%;
  background: var(--ink);
  color: var(--paper-2);
  padding-left: max(1.5rem, calc((100% - var(--max)) / 2 + 1.5rem));
  padding-right: max(1.5rem, calc((100% - var(--max)) / 2 + 1.5rem));
  display: grid;
  gap: 2.5rem;
  align-items: center;
}
@media (min-width: 900px) {
  .feature-invert { grid-template-columns: 1fr 1fr; gap: 3.5rem; }
}
.feature-invert .mono-label,
.feature-invert p,
.feature-invert .check-list { color: rgba(250,249,245,0.72); }
.feature-invert h2 { color: var(--paper-2); }
.feature-invert .check-list li::before { background: var(--clay); }

.feature-copy h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.85rem, 3.2vw, 2.55rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
}
.feature-copy > p {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: 1.05rem;
}
.check-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}
.check-list li {
  position: relative;
  padding-left: 1.35rem;
  color: var(--muted);
  font-size: 0.98rem;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--slate);
}

.card-ui {
  background: var(--paper-2);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  padding: 1.35rem 1.4rem;
  box-shadow: var(--shadow);
  color: var(--ink);
}
.card-ui.dark {
  background: #2a2322;
  border-color: rgba(250,249,245,0.1);
  color: var(--paper-2);
  box-shadow: 0 24px 60px rgba(0,0,0,0.35);
}
.card-ui h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.55rem;
  margin: 0 0 0.35rem;
  letter-spacing: -0.02em;
}
.card-meta { margin: 0 0 1rem; color: var(--muted); font-size: 0.9rem; }
.card-ui.dark .card-meta,
.card-ui.dark .mono-label.dim,
.card-ui.dark .card-foot { color: rgba(250,249,245,0.55); }
.progress {
  height: 6px;
  border-radius: 999px;
  background: var(--paper-3);
  overflow: hidden;
  margin-bottom: 1rem;
}
.progress span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--clay), #c47a55);
  border-radius: inherit;
}
.card-note {
  font-size: 0.85rem;
  color: var(--muted);
  padding: 0.75rem 0.85rem;
  background: var(--paper);
  border-radius: 10px;
  border: 1px solid var(--line);
}
.timeline {
  list-style: none;
  margin: 1rem 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}
.timeline li {
  position: relative;
  padding: 0.55rem 0.75rem 0.55rem 1.85rem;
  border-radius: 10px;
  background: rgba(250,249,245,0.04);
  border: 1px solid rgba(250,249,245,0.08);
  font-size: 0.9rem;
}
.timeline li::before {
  content: "";
  position: absolute;
  left: 0.7rem;
  top: 50%;
  transform: translateY(-50%);
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: rgba(250,249,245,0.25);
}
.timeline li.done::before { background: #7bc49a; }
.timeline li.now {
  border-color: rgba(154,82,58,0.45);
  background: rgba(154,82,58,0.15);
}
.timeline li.now::before { background: var(--clay); }
.card-foot { margin: 0; font-size: 0.82rem; }
.stack-cards .mini-row {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.9rem;
  color: var(--muted);
}
.stack-cards .mini-row:last-child { border-bottom: 0; padding-bottom: 0; }
.stack-cards .mini-row:first-child { padding-top: 0; }
.stack-cards strong { color: var(--ink); font-weight: 600; }
.stack-cards .dot {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--clay);
  flex: none;
}
.stack-cards .time {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: rgba(32,26,26,0.45);
}

.pains-band {
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.pains-inner, .who-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 4rem 1.5rem;
}
.pains-inner h2, .who-inner > .mono-label + .who-grid,
.faq h2 {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.02em;
}
.pains-inner h2 {
  font-size: clamp(1.85rem, 3vw, 2.4rem);
  margin: 0 0 2rem;
  max-width: 18ch;
  line-height: 1.15;
}
.pains-grid, .who-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.pains-grid article, .who-grid article {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
}
.pains-grid h3, .who-grid h3 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
}
.pains-grid p, .who-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.who-band .who-inner { padding-top: 3.5rem; padding-bottom: 2rem; }

.beta {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}
.beta-card {
  background: var(--paper-2);
  border: 1px solid var(--line-strong);
  border-radius: 24px;
  padding: clamp(1.75rem, 4vw, 3rem);
  box-shadow: var(--shadow);
  background-image:
    radial-gradient(600px 280px at 10% 0%, rgba(154,82,58,0.1), transparent 60%),
    radial-gradient(500px 240px at 90% 20%, rgba(63,83,104,0.08), transparent 55%);
}
.beta-card h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}
.beta-lede {
  margin: 0 0 1.75rem;
  color: var(--muted);
  max-width: 40rem;
  font-size: 1.05rem;
}
.signup { display: grid; gap: 0.75rem; max-width: 520px; }
.field-row {
  display: grid;
  gap: 0.75rem;
}
@media (min-width: 640px) {
  .field-row { grid-template-columns: 1fr 1fr; }
}
.signup input, .signup select {
  font: inherit;
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  background: #fff;
  color: var(--ink);
  padding: 0.9rem 1rem;
}
.signup select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 12px) 50%; background-size: 6px 6px, 6px 6px; background-repeat: no-repeat; }
.signup button:disabled { opacity: 0.65; cursor: wait; }
.fine { color: var(--muted); font-size: 0.88rem; margin: 0.35rem 0 0; }

.faq {
  max-width: 760px;
  margin: 0 auto;
  padding: 1rem 1.5rem 4rem;
}
.faq h2 {
  font-size: clamp(1.85rem, 3vw, 2.4rem);
  margin: 0 0 1.5rem;
}
.faq details {
  border-top: 1px solid var(--line);
  padding: 1.05rem 0;
}
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  float: right;
  font-weight: 500;
  color: var(--muted);
}
.faq details[open] summary::after { content: "–"; }
.faq details p {
  color: var(--muted);
  margin: 0.7rem 0 0;
  max-width: 40rem;
}

.footer {
  border-top: 1px solid var(--line);
  background: var(--paper-2);
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
  color: var(--muted);
  font-size: 0.9rem;
}
.footer-inner .logo { margin-bottom: 1rem; color: var(--ink); }
.footer-inner p { margin: 0.25rem 0; }

.thanks {
  max-width: 560px;
  margin: 0 auto;
  padding: 5rem 1.5rem;
}
.thanks h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 2.5rem;
  margin: 1rem 0 0.75rem;
  letter-spacing: -0.02em;
}
.thanks p { color: var(--muted); }
.thanks a.btn { margin-top: 1.5rem; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}