:root {
  --ink: #0a0a0f;
  --paper: #f5f0e8;
  --cream: #ede8dc;
  --rule: #d4cfc4;
  --accent: #c84b2f;
  --accent-dim: rgba(200,75,47,0.12);
  --accent2: #2d6a4f;
  --muted: #7a7570;
  --card: #faf7f2;
  --mono: 'DM Mono', monospace;
  --serif: 'DM Serif Display', serif;
  --sans: 'DM Sans', sans-serif;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 8px 32px rgba(0,0,0,0.06);
  --shadow-lg: 0 4px 6px rgba(0,0,0,0.07), 0 20px 60px rgba(0,0,0,0.1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  min-height: 100vh;
  font-size: 16px;
  line-height: 1.6;
}

/* ─── NOISE TEXTURE ─── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
}

/* ─── LAYOUT ─── */
.wrap { width: 95%; margin: 0 auto; padding: 0 1.5rem; position: relative; z-index: 1; }

/* ─── HEADER ─── */
.site-header {
  padding: 3rem 0 2rem;
  border-bottom: 2px solid var(--ink);
  margin-bottom: 3rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand {
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.brand em {
  font-style: italic;
  color: var(--accent);
}

.header-meta {
  text-align: right;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  line-height: 1.8;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

/* ─── RULE DECORATIONS ─── */
.rule-label {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.rule-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--rule);
}

/* ─── CARD ─── */
.card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 2rem;
  box-shadow: var(--shadow);
  margin-bottom: 2rem;
}

/* ─── SETTINGS ROW ─── */
.settings-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--rule);
}

.field label {
  display: block;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.field select, .field input[type="number"] {
  width: 100%;
  background: white;
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.65rem 0.85rem;
  font-family: var(--sans);
  font-size: 0.95rem;
  color: var(--ink);
  appearance: none;
  cursor: pointer;
  transition: border-color 0.15s;
}

.field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23999' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  padding-right: 2.5rem;
}

.field select:focus, .field input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

/* ─── SLEEP LOG ─── */
.log-section-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
}

.days-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.day-cell { display: flex; flex-direction: column; gap: 0.4rem; }

.day-cell label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--muted);
  text-align: center;
  text-transform: uppercase;
}

.day-cell input {
  width: 100%;
  text-align: center;
  background: white;
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.6rem 0.3rem;
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 500;
  color: var(--ink);
  transition: border-color 0.15s, background 0.15s;
}

.day-cell input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.day-cell input.ok  { background: rgba(45,106,79,0.07); border-color: rgba(45,106,79,0.4); }
.day-cell input.low { background: rgba(200,75,47,0.07); border-color: rgba(200,75,47,0.4); }

.day-sub {
  text-align: center;
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--muted);
  min-height: 0.9rem;
}

/* ─── RESULTS PANEL ─── */
.results-panel {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 2px solid var(--ink);
}

.results-top {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.debt-amount {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  line-height: 1;
  letter-spacing: -0.03em;
  transition: color 0.4s;
}

.debt-amount.ok      { color: var(--accent2); }
.debt-amount.warn    { color: #b57c00; }
.debt-amount.danger  { color: var(--accent); }

.debt-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.3rem;
}

.status-badge {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  border-radius: 2px;
  border: 1px solid currentColor;
  white-space: nowrap;
  transition: color 0.3s, border-color 0.3s;
}

.status-badge.ok     { color: var(--accent2); }
.status-badge.warn   { color: #b57c00; }
.status-badge.danger { color: var(--accent); }

/* Progress bar */
.progress-track {
  height: 6px;
  background: var(--cream);
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 0.75rem;
  border: 1px solid var(--rule);
}

.progress-fill {
  height: 100%;
  width: 0;
  border-radius: 99px;
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.4s;
}

.progress-scale {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

/* Stats row */
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
}

.stat-item { text-align: center; }
.stat-value {
  font-family: var(--serif);
  font-size: 1.5rem;
  line-height: 1.1;
}
.stat-desc {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 0.2rem;
}

/* ─── WARNINGS ─── */
.alert {
  display: none;
  border-left: 3px solid var(--accent);
  background: var(--accent-dim);
  padding: 1rem 1.25rem;
  border-radius: 0 3px 3px 0;
  margin-top: 1.5rem;
  font-size: 0.88rem;
}

.alert strong {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.3rem;
}

/* ─── RECOVERY PLAN ─── */
.recovery-section {
  display: none;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--rule);
}

.plan-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  gap: 1rem;
  flex-wrap: wrap;
}

.plan-title {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-style: italic;
}

.plan-note {
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--muted);
  letter-spacing: 0.05em;
  line-height: 1.5;
  max-width: 340px;
  margin-bottom: 1.25rem;
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.5rem;
}

.plan-day {
  background: white;
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.75rem 0.4rem;
  text-align: center;
}

.plan-day-name {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.4rem;
}

.plan-day-hrs {
  font-family: var(--serif);
  font-size: 1.1rem;
  color: var(--ink);
  margin-bottom: 0.2rem;
}

.plan-day-sub {
  font-family: var(--mono);
  font-size: 0.58rem;
  color: var(--accent);
}

/* ─── ACTION BUTTONS ─── */
.actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border: 1px solid var(--ink);
  background: transparent;
  border-radius: 3px;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  color: var(--ink);
}

.btn:hover { background: var(--ink); color: var(--paper); }
.btn-fill { background: var(--ink); color: var(--paper); }
.btn-fill:hover { background: var(--accent); border-color: var(--accent); }

/* ─── GUIDE SECTION ─── */
.guide-section {
  margin-bottom: 3rem;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.guide-card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.guide-card::before {
  content: attr(data-num);
  position: absolute;
  top: -0.5rem;
  right: 0.75rem;
  font-family: var(--serif);
  font-size: 5rem;
  font-style: italic;
  color: var(--rule);
  line-height: 1;
  pointer-events: none;
}

.guide-card h3 {
  font-family: var(--serif);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  position: relative;
}

.guide-card p {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.65;
  position: relative;
}

/* ─── ARTICLE ─── */
.article {
  background: var(--card);
  border: 1px solid var(--rule);
  border-top: 3px solid var(--ink);
  border-radius: 4px;
  padding: 2.5rem;
  box-shadow: var(--shadow);
  margin-bottom: 3rem;
}

.article-meta {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.5rem;
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.article h2 {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.article h3 {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-style: italic;
  margin: 1.75rem 0 0.6rem;
}

.article p {
  font-size: 0.95rem;
  line-height: 1.8;
  color: #2a2520;
  margin-bottom: 1.1rem;
}

.article strong { color: var(--ink); }

.article .pull-quote {
  border-left: 3px solid var(--accent);
  padding: 0.5rem 1.25rem;
  margin: 2rem 0;
  font-family: var(--serif);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--accent);
  line-height: 1.5;
}

/* ─── DATA TABLE ─── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 0.78rem;
  margin: 1.5rem 0;
}

.data-table th {
  text-align: left;
  padding: 0.5rem 0.75rem;
  background: var(--cream);
  border: 1px solid var(--rule);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 0.65rem;
}

.data-table td {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--rule);
  vertical-align: top;
}

.data-table tr:nth-child(even) td { background: rgba(255,255,255,0.6); }

/* ─── FOOTER ─── */
.site-footer {
  border-top: 2px solid var(--ink);
  padding: 2rem 0;
  margin-top: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-brand {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-style: italic;
}

.footer-note {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ─── TOAST ─── */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  padding: 0.75rem 1.25rem;
  border-radius: 3px;
  transform: translateY(2rem);
  opacity: 0;
  transition: all 0.3s;
  pointer-events: none;
  z-index: 999;
}
.toast.show { transform: none; opacity: 1; }

/* ─── CAPTURE ─── */
#report-capture {
  position: fixed;
  left: -9999px;
  top: 0;
  width: 800px;
  background: #0a0a0f;
  color: #f5f0e8;
  padding: 40px;
  font-family: Georgia, serif;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 640px) {
  .days-grid { grid-template-columns: repeat(4, 1fr); }
  .plan-grid { grid-template-columns: repeat(4, 1fr); }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .settings-row { grid-template-columns: 1fr; }
  .results-top { grid-template-columns: 1fr; }
  .site-header { flex-direction: column; align-items: flex-start; }
  .header-meta { text-align: left; }
  .article { padding: 1.5rem; }
}