:root {
  --ink: #0d0d0d;
  --muted: #666;
  --line: #ccc;
  --bg: #fff;
  --accent: #0d0d0d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--ink);
  background: var(--bg);
}

header.app-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--ink);
  background: #fff;
}

header.app-header .brand {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.01em;
}

header.app-header .brand span {
  display: block;
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--muted);
  letter-spacing: 0.02em;
  margin-top: 0.1rem;
}

nav.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem 0.15rem;
  align-items: center;
}

nav.main-nav a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.875rem;
  padding: 0.35rem 0.55rem;
  border-bottom: 2px solid transparent;
}

nav.main-nav a:hover {
  border-bottom-color: var(--line);
}

nav.main-nav a.nav-work {
  font-weight: 600;
  border-bottom-color: var(--ink);
}

nav.main-nav .who {
  margin-left: 0.5rem;
  font-size: 0.8rem;
  color: var(--muted);
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.25rem 3.5rem;
}

h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 1.25rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 2rem 0 0.6rem;
}

.section {
  margin: 0 0 1.75rem;
  padding: 0;
  border: 0;
  background: transparent;
}

.section + .section {
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
}

/* Keep .card as thin alias for existing markup, but visually flat */
.card {
  background: transparent;
  border: 0;
  padding: 0;
  margin: 0 0 1.75rem;
  border-radius: 0;
}

.card.easy { background: transparent; }

.flash {
  background: transparent;
  border: 0;
  border-left: 2px solid var(--ink);
  padding: 0.35rem 0 0.35rem 0.75rem;
  margin-bottom: 1.25rem;
}

.flash.err {
  border-left-color: #a33;
}

.flash.warn {
  border-left-color: #88660a;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th, td {
  text-align: left;
  padding: 0.65rem 0.5rem 0.65rem 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  font-weight: 600;
}

label {
  display: block;
  margin: 0.85rem 0 0.25rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
}

input, select, textarea {
  font: inherit;
  width: 100%;
  padding: 0.55rem 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  color: var(--ink);
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-bottom-color: var(--ink);
}

button, .btn {
  font: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  background: var(--ink);
  color: #fff;
  border: 1px solid var(--ink);
  cursor: pointer;
  border-radius: 0;
  text-decoration: none;
  display: inline-block;
  padding: 0.55rem 1rem;
  line-height: 1.25;
}

button:hover, .btn:hover {
  background: #333;
}

button.secondary, .btn.secondary {
  background: #fff;
  color: var(--ink);
}

button.secondary:hover, .btn.secondary:hover {
  background: #f5f5f5;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.muted { color: var(--muted); font-size: 0.9rem; }

.grid { display: grid; gap: 1.5rem; }
@media (min-width: 720px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
}

.badge {
  display: inline;
  background: transparent;
  color: var(--muted);
  padding: 0;
  font-size: 0.75rem;
  font-weight: 600;
}

ul.actions { padding-left: 1.1rem; margin: 0.4rem 0; }
.easy ol, .easy ul { margin: 0.4rem 0 0.4rem 1.1rem; }

/* Plain numbered list — no grey box, no accent bar */
.flow {
  font-size: 0.95rem;
  background: transparent;
  padding: 0;
  margin: 0.75rem 0 1rem;
  border: 0;
  border-radius: 0;
  list-style: none;
}

.flow ol {
  margin: 0.5rem 0 0;
  padding-left: 1.25rem;
}

.flow li {
  margin: 0.35rem 0;
}

.step-count {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.4rem;
}

.role-block {
  margin: 0 0 1.75rem;
  padding: 0 0 1.25rem;
  border-bottom: 1px solid var(--line);
}

.role-block:last-child { border-bottom: 0; }

.role-block h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
}

.day-row {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: 0.5rem 1rem;
  margin: 0.45rem 0;
  font-size: 0.9rem;
}

.day-row strong {
  font-weight: 600;
}

fieldset.card {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 1rem 0 0;
  padding: 0.75rem 0 0;
}

fieldset.card legend {
  padding: 0;
  font-size: 0.95rem;
}

form.inline { display: inline; }

@media (max-width: 640px) {
  main { padding: 1.5rem 1rem 2.5rem; }
  .day-row { grid-template-columns: 1fr; gap: 0.15rem; }
}