:root {
  --ink: #14201c;
  --muted: #5c6b64;
  --paper: #f3efe6;
  --paper-2: #ebe4d6;
  --card: #fffdf8;
  --line: #d7d0c2;
  --accent: #0f6b5c;
  --accent-2: #c45c26;
  --good: #1f7a4c;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Source Sans 3", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body { min-height: 100%; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, #dceee8 0%, transparent 55%),
    radial-gradient(900px 400px at 100% 0%, #f0dcc8 0%, transparent 50%),
    linear-gradient(180deg, var(--paper) 0%, var(--paper-2) 100%);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .display {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  font-weight: 700;
  margin: 0;
}

button, input, select, textarea { font: inherit; }

::selection { background: #bfe3da; }

a { color: inherit; text-decoration: none; }

.eyebrow {
  margin: 0;
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
}

.text-muted { color: var(--muted); }
.text-sm { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-xs { font-size: 0.75rem; }
.text-4xl { font-size: 2.25rem; line-height: 1.15; }
.text-5xl { font-size: 3rem; line-height: 1.1; }
.text-3xl { font-size: 1.875rem; line-height: 1.2; }
.text-2xl { font-size: 1.5rem; line-height: 1.25; }
.text-xl { font-size: 1.25rem; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.25rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.25rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-10 { margin-top: 0; margin-bottom: 2.5rem; }

.mx-auto { margin-left: auto; margin-right: auto; }
.min-h-screen { min-height: 100vh; }
.max-w-6xl { max-width: 72rem; }
.max-w-7xl { max-width: 80rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-5 { padding-left: 1.25rem; padding-right: 1.25rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-10 { padding-top: 2.5rem; padding-bottom: 2.5rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-5 { gap: 1.25rem; }
.gap-8 { gap: 2rem; }
.space-y-1 > * + * { margin-top: 0.25rem; }
.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-3 > * + * { margin-top: 0.75rem; }
.space-y-4 > * + * { margin-top: 1rem; }
.space-y-6 > * + * { margin-top: 1.5rem; }
.inline-flex { display: inline-flex; }
.text-center { text-align: center; }
.field-highlight {
  border-color: color-mix(in srgb, var(--accent-2) 55%, var(--line));
  box-shadow: 0 0 0 3px rgba(196, 92, 38, 0.18);
  background: color-mix(in srgb, var(--accent-2) 6%, #fff);
}
.field-critical {
  border-color: color-mix(in srgb, #b91c1c 45%, var(--line));
  background: color-mix(in srgb, #b91c1c 6%, #fff);
}
.cursor-pointer { cursor: pointer; }
.pre-export {
  max-height: 28rem;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.75rem;
  line-height: 1.5;
  border-radius: 1rem;
  border: 1px solid var(--line);
  background: #141a18;
  color: #e8efe9;
  padding: 1rem;
}
.w-full { width: 100%; }
.grid { display: grid; }
.font-semibold { font-weight: 600; }
.font-mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.leading-relaxed { line-height: 1.625; }
.uppercase { text-transform: uppercase; }
.tracking-wider { letter-spacing: 0.05em; }
.block { display: block; }
.text-left { text-align: left; }
.h-fit { height: fit-content; }
.min-h-60vh { min-height: 60vh; }
.min-h-24vh { min-height: 24vh; }
.border-t { border-top: 1px solid var(--line); }
.pt-6 { padding-top: 1.5rem; }

.badge-soft {
  border-radius: 1rem;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--card) 80%, transparent);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  color: var(--muted);
  box-shadow: 0 1px 2px rgba(20, 32, 28, 0.04);
}

.card-panel {
  border-radius: 1.5rem;
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: 0 20px 50px -35px rgba(20, 32, 28, 0.45);
}

.card-panel--soft {
  background: color-mix(in srgb, var(--card) 70%, transparent);
  box-shadow: none;
}

.field {
  display: block;
  font-size: 0.875rem;
}

.field > span {
  display: block;
  margin-bottom: 0.375rem;
  font-weight: 600;
}

.field input,
.field select,
.input,
textarea.input {
  width: 100%;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
  padding: 0.75rem 0.875rem;
  outline: none;
  color: var(--ink);
}

.field input:focus,
.field select:focus,
.input:focus,
textarea.input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(15, 107, 92, 0.12);
}

.hint {
  border-radius: 0.75rem;
  background: color-mix(in srgb, var(--paper-2) 70%, transparent);
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  color: var(--muted);
  margin: 0;
}

.btn-primary,
.btn-ghost,
.btn-danger,
.btn-tab,
.btn-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.75rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: filter 0.15s ease, opacity 0.15s ease, color 0.15s ease, background 0.15s ease;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover { filter: brightness(1.1); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }

.btn-ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
}

.btn-danger {
  background: transparent;
  color: var(--accent-2);
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
}

.btn-tab {
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--muted);
  padding: 0.5rem 1rem;
}

.btn-tab.is-active {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

.project-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  border-radius: 1rem;
  border: 1px solid var(--line);
  background: color-mix(in srgb, #fff 70%, transparent);
  padding: 0.75rem 1rem;
}

.project-row a {
  font-weight: 600;
}

.project-row a:hover { color: var(--accent); }

.alert-error {
  border-radius: 0.75rem;
  border: 1px solid color-mix(in srgb, var(--accent-2) 30%, transparent);
  background: color-mix(in srgb, var(--accent-2) 10%, transparent);
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  color: var(--accent-2);
}

.alert-ok {
  border-radius: 0.75rem;
  border: 1px solid var(--line);
  background: var(--card);
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  color: var(--good);
}

.progress-pill {
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--card);
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.sidebar {
  border-radius: 1.5rem;
  border: 1px solid var(--line);
  background: var(--card);
  padding: 0.75rem;
  height: fit-content;
}

.nav-item {
  display: flex;
  width: 100%;
  align-items: flex-start;
  justify-content: space-between;
  border-radius: 1rem;
  padding: 0.625rem 0.75rem;
  text-align: left;
  font-size: 0.875rem;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--ink);
}

.nav-item:hover { background: var(--paper-2); }

.nav-item.is-active {
  background: var(--accent);
  color: #fff;
}

.nav-item.is-active .sub { color: rgba(255, 255, 255, 0.8); }

.nav-item .sub {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
}

.field-card {
  border-radius: 1rem;
  border: 1px solid var(--line);
  background: color-mix(in srgb, #fff 70%, transparent);
  padding: 1rem;
}

.tier-pill {
  border-radius: 999px;
  background: var(--paper-2);
  padding: 0.125rem 0.5rem;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.legend-box {
  margin-top: 0.5rem;
  border-radius: 0.75rem;
  background: color-mix(in srgb, var(--paper-2) 80%, transparent);
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  line-height: 1.625;
  color: var(--muted);
}

@media (min-width: 768px) {
  .md\:text-5xl { font-size: 3rem; }
  .md\:text-4xl { font-size: 2.25rem; }
  .md\:text-3xl { font-size: 1.875rem; }
  .md\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
  .md\:p-7 { padding: 1.75rem; }
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .md\:flex-row { flex-direction: row; }
  .md\:items-end { align-items: flex-end; }
  .md\:items-center { align-items: center; }
  .md\:justify-between { justify-content: space-between; }
}

@media (min-width: 1024px) {
  .lg\:grid-cols-2 { grid-template-columns: 1.1fr 0.9fr; }
  .lg\:grid-cols-sidebar { grid-template-columns: 260px 1fr; }
  .lg\:flex-row { flex-direction: row; }
  .lg\:items-start { align-items: flex-start; }
  .lg\:justify-between { justify-content: space-between; }
}