/* ==========================================================================
   The Clean CEO · Incentive Blueprint Toolkit
   Design system: ming / ink
   Typography: Georgia headlines · Inter body · weights 400 / 500 only
   ========================================================================== */

:root {
  --ming: #00B26A;
  --ming-tint: #C8F0D7;
  --ming-pale: #7ED4A3;
  --ink: #003A1F;
  --forest-mid: #2E4F3E;
  --forest-muted: #5A7065;
  --paper: #FFFFFF;
  --sand: #F4F1EA;
  --alert: #DB2F2F;
  --alert-pale: #FFE8E6;

  --rule: rgba(0, 58, 31, 0.15);
  --rule-strong: rgba(0, 58, 31, 0.35);

  --shadow-soft: 0 1px 2px rgba(0, 58, 31, 0.04), 0 8px 24px rgba(0, 58, 31, 0.06);
  --shadow-lift: 0 2px 4px rgba(0, 58, 31, 0.06), 0 16px 40px rgba(0, 58, 31, 0.08);

  --radius-sm: 4px;
  --radius: 8px;
  --radius-lg: 14px;

  --serif: Georgia, "Playfair Display", "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "SF Pro Text", "Segoe UI", Helvetica, Arial, sans-serif;

  --page-max: 1180px;
  --gutter: clamp(20px, 4vw, 48px);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--forest-mid);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */

h1, h2, h3, h4, h5 {
  font-family: var(--serif);
  font-weight: 400;
  color: var(--ink);
  line-height: 1.2;
  margin: 0 0 0.4em;
  letter-spacing: -0.005em;
}

h1 { font-size: clamp(2rem, 4.5vw, 3.25rem); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.25rem); }
h3 { font-size: clamp(1.25rem, 2.2vw, 1.55rem); }
h4 { font-size: 1.15rem; }
h5 { font-size: 1rem; }

em, .italic {
  font-style: italic;
  color: var(--ming);
}

p { margin: 0 0 1em; }

.kicker {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--forest-muted);
  margin: 0 0 1em;
}

.label {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--forest-muted);
}

.lede {
  font-family: var(--serif);
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
  line-height: 1.5;
  color: var(--forest-mid);
}

.meta {
  font-size: 0.85rem;
  color: var(--forest-muted);
}

a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--ming);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
  transition: color 150ms ease;
}
a:hover { color: var(--ming); }

hr {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 2.5rem 0;
}

/* --------------------------------------------------------------------------
   Layout primitives
   -------------------------------------------------------------------------- */

.page {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: var(--gutter);
}

.narrow {
  max-width: 680px;
  margin: 0 auto;
}

.stack > * + * { margin-top: 1rem; }
.stack-sm > * + * { margin-top: 0.5rem; }
.stack-lg > * + * { margin-top: 2rem; }

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(16px, 2vw, 28px);
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: clamp(16px, 2vw, 24px);
}

.row {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.between {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.95rem;
  line-height: 1;
  padding: 14px 22px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 120ms ease, background 150ms ease, border-color 150ms ease, color 150ms ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

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

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

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--rule-strong);
}
.btn-ghost:hover { border-color: var(--ink); background: var(--sand); }

.btn-sm { padding: 8px 14px; font-size: 0.85rem; }
.btn-block { width: 100%; }

/* --------------------------------------------------------------------------
   Forms
   -------------------------------------------------------------------------- */

.field {
  display: block;
  margin-bottom: 1rem;
}

.field label,
label.field-label {
  display: block;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--forest-muted);
  margin-bottom: 6px;
}

.field input,
.field select,
.field textarea,
input.input,
select.input,
textarea.input {
  width: 100%;
  font-family: var(--sans);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.4;
  padding: 12px 14px;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

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

.field .hint {
  display: block;
  font-size: 0.8rem;
  color: var(--forest-muted);
  margin-top: 6px;
}

.field-locked input {
  background: var(--sand);
  color: var(--forest-muted);
}

.input-prefix,
.input-suffix {
  position: relative;
}
.input-prefix input { padding-left: 28px; }
.input-prefix::before {
  content: attr(data-prefix);
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--forest-muted);
  font-size: 0.95rem;
  pointer-events: none;
}
.input-suffix input { padding-right: 36px; }
.input-suffix::after {
  content: attr(data-suffix);
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--forest-muted);
  font-size: 0.9rem;
  pointer-events: none;
}

/* --------------------------------------------------------------------------
   Cards, panels, stat blocks
   -------------------------------------------------------------------------- */

.card {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 2.4vw, 32px);
  box-shadow: var(--shadow-soft);
}

.card-sand {
  background: var(--sand);
  border-color: transparent;
  box-shadow: none;
}

.panel-ink {
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3vw, 40px);
}
.panel-ink h1, .panel-ink h2, .panel-ink h3 { color: var(--paper); }
.panel-ink .kicker { color: var(--ming-pale); }

.stat {
  display: block;
}
.stat .stat-label {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--forest-muted);
  font-weight: 500;
}
.stat .stat-value {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: var(--ink);
  line-height: 1.1;
  margin-top: 4px;
}
.stat .stat-foot {
  font-size: 0.85rem;
  color: var(--forest-muted);
  margin-top: 4px;
}

/* Badges */
.badge {
  display: inline-block;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--ming-tint);
  color: var(--ink);
}
.badge-ink { background: var(--ink); color: var(--paper); }
.badge-alert { background: var(--alert-pale); color: var(--alert); }

/* --------------------------------------------------------------------------
   Alerts / warnings
   -------------------------------------------------------------------------- */

.alert {
  padding: 14px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--rule);
  background: var(--sand);
  color: var(--forest-mid);
  font-size: 0.95rem;
}
.alert-warning {
  background: var(--alert-pale);
  border-color: var(--alert);
  color: var(--alert);
  font-weight: 500;
}
.alert-warning strong { color: var(--alert); }
.alert-info {
  background: var(--ming-tint);
  border-color: var(--ming);
  color: var(--ink);
}

/* --------------------------------------------------------------------------
   Nav — used by toolkit.html sticky header
   -------------------------------------------------------------------------- */

.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(180%) blur(8px);
}

.site-header-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 14px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
}
.brand:hover { color: var(--ink); }
.brand-wordmark {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
}
.brand-sub {
  font-family: var(--serif);
  font-style: italic;
  color: var(--ming);
  font-size: 0.85rem;
  margin-left: 6px;
}

.site-nav {
  display: flex;
  gap: clamp(10px, 1.8vw, 22px);
  flex-wrap: wrap;
}
.site-nav a {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--forest-mid);
  text-decoration: none;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: color 120ms ease, border-color 120ms ease;
}
.site-nav a:hover,
.site-nav a.active {
  color: var(--ink);
  border-color: var(--ming);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  color: var(--ink);
}

@media (max-width: 760px) {
  .nav-toggle { display: inline-block; }
  .site-nav {
    display: none;
    flex-direction: column;
    width: 100%;
    gap: 10px;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--rule);
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 8px 0; border-bottom: 1px solid var(--rule); }
}

/* --------------------------------------------------------------------------
   Section shells
   -------------------------------------------------------------------------- */

.section {
  padding: clamp(56px, 7vw, 96px) var(--gutter);
  border-bottom: 1px solid var(--rule);
  scroll-margin-top: 90px;
}
.section:last-child { border-bottom: none; }

.section-inner {
  max-width: var(--page-max);
  margin: 0 auto;
}

.section-header {
  margin-bottom: clamp(28px, 4vw, 48px);
}

.section-alt { background: var(--sand); }

/* --------------------------------------------------------------------------
   Tabs (used in Calculator and AJH sub-tabs)
   -------------------------------------------------------------------------- */

.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.tab {
  background: transparent;
  border: none;
  padding: 14px 20px;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--forest-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 120ms ease, border-color 120ms ease;
}
.tab:hover { color: var(--ink); }
.tab.active {
  color: var(--ink);
  border-bottom-color: var(--ming);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */

.site-footer {
  padding: 40px var(--gutter);
  background: var(--ink);
  color: var(--ming-pale);
  font-size: 0.85rem;
}
.site-footer-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  flex-wrap: wrap;
}
.site-footer a { color: var(--paper); text-decoration-color: var(--ming); }
.site-footer .disclaimer {
  max-width: 640px;
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   Auth / gate pages (welcome, access)
   -------------------------------------------------------------------------- */

.gate {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(40px, 8vw, 96px) var(--gutter);
  background: linear-gradient(180deg, var(--sand) 0%, var(--paper) 100%);
}
.gate-inner {
  max-width: 520px;
  margin: 0 auto;
  width: 100%;
}
.gate .brand-wordmark { margin-bottom: 24px; }
.gate h1 { margin-bottom: 12px; }
.gate .lede { color: var(--forest-mid); margin-bottom: 28px; }

/* code input, larger and monospaced */
.code-input {
  font-family: ui-monospace, "SF Mono", Menlo, Monaco, Consolas, monospace !important;
  font-size: 1.15rem !important;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   Calculator output grid
   -------------------------------------------------------------------------- */

.zone-rates {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
@media (max-width: 600px) {
  .zone-rates { grid-template-columns: 1fr; }
}

.zone-card {
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 20px;
  background: var(--paper);
}
.zone-card.zone-1 { border-color: var(--rule); }
.zone-card.zone-2 { border-color: var(--ming-pale); background: #F5FCF8; }
.zone-card.zone-3 { border-color: var(--ming); background: var(--ming-tint); }
.zone-card .zone-name {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--forest-muted);
}
.zone-card .zone-rate {
  font-family: var(--serif);
  font-size: 2rem;
  color: var(--ink);
  margin: 6px 0 2px;
}
.zone-card .zone-sub {
  font-size: 0.82rem;
  color: var(--forest-muted);
}

/* --------------------------------------------------------------------------
   Video embeds
   -------------------------------------------------------------------------- */

.video-embed {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--ink);
}
.video-embed iframe,
.video-embed .video-placeholder {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: 0;
}
.video-placeholder {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: var(--ming-pale);
  text-align: center;
  padding: 20px;
}

/* --------------------------------------------------------------------------
   Playbook checklist
   -------------------------------------------------------------------------- */

.playbook-week {
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: 24px;
  background: var(--paper);
  margin-bottom: 16px;
}
.playbook-week.done {
  background: var(--ming-tint);
  border-color: var(--ming);
}
.playbook-week h3 { margin-bottom: 4px; }
.playbook-week .week-sub {
  color: var(--forest-muted);
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.check-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--rule);
}
.check-item:first-of-type { border-top: none; }
.check-item input[type="checkbox"] {
  margin-top: 4px;
  width: 18px;
  height: 18px;
  accent-color: var(--ming);
  cursor: pointer;
}
.check-item label {
  cursor: pointer;
  flex: 1;
  line-height: 1.45;
  color: var(--forest-mid);
}
.check-item input:checked ~ label {
  color: var(--forest-muted);
  text-decoration: line-through;
  text-decoration-color: var(--ming);
}

.progress-bar {
  height: 6px;
  background: var(--rule);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 8px;
}
.progress-bar-fill {
  height: 100%;
  background: var(--ming);
  transition: width 250ms ease;
}

/* --------------------------------------------------------------------------
   Tables
   -------------------------------------------------------------------------- */

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
.table th, .table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--rule);
}
.table th {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--forest-muted);
}
.table tr:last-child td { border-bottom: none; }
.table tbody tr:hover { background: var(--sand); }

/* --------------------------------------------------------------------------
   Print styles (document templates)
   -------------------------------------------------------------------------- */

@media print {
  .site-header, .site-footer, .no-print { display: none !important; }
  body { background: var(--paper); color: #000; }
  .page { padding: 0; }
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */

.hidden { display: none !important; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--forest-muted); }
.text-ming { color: var(--ming); }
.text-alert { color: var(--alert); }

.mono { font-family: ui-monospace, "SF Mono", Menlo, Monaco, Consolas, monospace; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-6 { margin-top: 3rem; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.divider {
  height: 1px;
  background: var(--rule);
  margin: 2rem 0;
}
.divider-strong { background: var(--ink); height: 2px; }