/* ============================================================
   LIME Enterprise — Site 2
   Light-first enterprise system: neutral paper surfaces, restrained
   LIME green accent, instrument-panel labels. Independent of the
   leadership site's design system; no components are shared.
   ============================================================ */

:root,
[data-theme='light'] {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1rem + 0.5vw, 1.375rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.1vw, 2.125rem);
  --text-2xl: clamp(1.875rem, 1.25rem + 2.2vw, 3rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Surfaces — neutral paper */
  --color-bg: #f4f6f4;
  --color-surface: #fafcfa;
  --color-surface-2: #ffffff;
  --color-surface-offset: #e9ece9;
  --color-divider: #dbe0db;
  --color-border: #c4ccc5;

  /* Text */
  --color-text: #101a14;
  --color-text-muted: #44514a;
  --color-text-faint: #566159;
  --color-text-inverse: #f7faf7;

  /* Primary — deep LIME green, used for interactive text and marks */
  --color-primary: #1f6b45;
  --color-primary-hover: #175536;
  --color-primary-active: #10402a;
  --color-primary-highlight: #dbe9de;

  /* Accent — brighter lime, graphics and rules only, never body text */
  --color-accent: #7cb342;

  /* Status labels only */
  --color-flag: #8a4a10;
  --color-flag-surface: #f7edE1;
  --color-down: #9b2c2c;

  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-full: 9999px;

  --transition-interactive: 160ms cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 1px 2px oklch(0.25 0.02 150 / 0.07);
  --shadow-md: 0 4px 14px oklch(0.25 0.02 150 / 0.09);

  --content-narrow: 640px;
  --content-default: 900px;
  --content-wide: 1180px;

  /* Self-hosted OFL 1.1 families — see assets/css/fonts.css. No network egress. */
  --font-display: 'Archivo', ui-sans-serif, system-ui, sans-serif;
  --font-body: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
}

[data-theme='dark'] {
  --color-bg: #0b1416;
  --color-surface: #101b1d;
  --color-surface-2: #152224;
  --color-surface-offset: #121e20;
  --color-divider: #1f2c2e;
  --color-border: #2c3b3e;

  --color-text: #dde5df;
  --color-text-muted: #a2b3a8;
  --color-text-faint: #92a398;
  --color-text-inverse: #0b1416;

  --color-primary: #6fc795;
  --color-primary-hover: #93d9b0;
  --color-primary-active: #b0e5c5;
  --color-primary-highlight: #1b2e24;

  --color-accent: #9ccc65;

  --color-flag: #e0a561;
  --color-flag-surface: #241d13;
  --color-down: #f0a0a0;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.35);
  --shadow-md: 0 4px 14px oklch(0 0 0 / 0.45);
}

/* The dark palette is opt-in through the toggle only. This surface has no
 * prefers-color-scheme rule, so an operating system set to dark still receives
 * the light palette on first paint. */

/* ---------- Theme painting ----------
 * Every full-width surface paints its own background from the active palette.
 * The visible canvas must not depend on body-background propagation, because an
 * embedding page or host stylesheet that paints <html> stops that propagation and
 * leaves wide viewports showing a foreign background beside and below the content.
 */

html {
  background-color: var(--color-bg);
  color-scheme: light;
}

[data-theme='dark'] {
  color-scheme: dark;
}

main {
  background-color: var(--color-bg);
}

/* ---------- Primitives ---------- */

.shell {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

@media (min-width: 60rem) {
  .shell {
    padding-inline: var(--space-10);
  }
}

.label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.rule-after {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.rule-after::after {
  content: '';
  height: 1px;
  width: clamp(2rem, 12vw, 7rem);
  background: linear-gradient(to right, var(--color-accent), transparent);
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: var(--space-2);
  z-index: 20;
  transform: translateY(-200%);
  background: var(--color-surface-2);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
}

.skip-link:focus-visible {
  transform: translateY(0);
}

a {
  color: var(--color-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--color-primary-hover);
}

.ext {
  display: inline-block;
  margin-inline-start: 0.35em;
  font-size: 0.9em;
}

.prose {
  max-width: 68ch;
  display: grid;
  gap: var(--space-4);
}

.prose p {
  color: var(--color-text-muted);
}

.prose__lead {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text) !important;
  letter-spacing: -0.01em;
}

.prose__aside {
  max-width: 68ch;
  margin-top: var(--space-8);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ---------- Header ---------- */

.masthead {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--color-bg) 97%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-divider);
}

.masthead__inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  min-height: 4.25rem;
  flex-wrap: wrap;
  padding-block: var(--space-3);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 2.75rem;
  color: var(--color-text);
  text-decoration: none;
}

.brand__mark {
  color: var(--color-primary);
  flex: none;
}

.brand__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.brand__unit {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 400;
}

.masthead__nav {
  margin-inline-start: auto;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0 var(--space-5);
}

.masthead__nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}

.masthead__nav a:hover {
  color: var(--color-text);
  text-decoration: underline;
}

.theme-toggle {
  display: inline-grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  background: var(--color-surface);
  flex: none;
}

.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-primary);
}

@media (max-width: 61.99rem) {
  .masthead__nav {
    order: 3;
    width: 100%;
    margin-inline-start: 0;
    gap: 0 var(--space-4);
    border-top: 1px solid var(--color-divider);
    padding-top: var(--space-1);
  }
  .masthead__inner {
    row-gap: var(--space-2);
  }
  .theme-toggle {
    margin-inline-start: auto;
  }
}

/* ---------- Hero ---------- */

.hero {
  padding-block: clamp(var(--space-10), 7vw, var(--space-20));
  border-bottom: 1px solid var(--color-divider);
  background-color: var(--color-bg);
  background-image: linear-gradient(to bottom, var(--color-surface-offset), var(--color-bg) 70%);
}

.hero__grid {
  display: grid;
  gap: var(--space-10);
  align-items: center;
}

@media (min-width: 60rem) {
  .hero__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: var(--space-16);
  }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.08;
  margin-block: var(--space-5) var(--space-6);
  max-width: 30ch;
}

.hero__lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 58ch;
}

.hero__meta {
  display: grid;
  gap: var(--space-4);
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-5);
  margin-top: var(--space-8);
}

.hero__meta div {
  display: grid;
  grid-template-columns: 10rem minmax(0, 1fr);
  gap: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
}

@media (max-width: 26rem) {
  .hero__meta div {
    grid-template-columns: minmax(0, 1fr);
  }
}

.hero__meta dt {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.hero__meta dd {
  color: var(--color-text-muted);
}

.figure-line {
  color: var(--color-primary);
  opacity: 0.9;
  width: 100%;
  max-width: 22rem;
  margin-inline-start: auto;
  display: block;
}

/* ---------- Call to action and its disclosure ----------
 * The disclosure is static, adjacent, and always rendered. It is never a toast,
 * a tooltip, or collapsed content, because the destination is a demonstration
 * environment and a visitor must know that before clicking. */

.cta-block {
  margin-top: var(--space-8);
  display: grid;
  gap: var(--space-3);
  justify-items: start;
  max-width: 44rem;
}

.cta {
  display: inline-flex;
  align-items: center;
  min-height: 3rem;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: -0.005em;
  text-decoration: none;
  border: 1px solid var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.cta:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--color-text-inverse);
}

[data-theme='dark'] .cta,
[data-theme='dark'] .cta:hover {
  color: var(--color-bg);
}

.cta-block__disclosure {
  font-size: var(--text-sm);
  color: var(--color-text);
  background: var(--color-flag-surface);
  border: 1px solid color-mix(in srgb, var(--color-flag) 40%, transparent);
  border-inline-start: 3px solid var(--color-flag);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  max-width: 56ch;
}

/* The access precondition. Weighted like the disclosure above it, because a visitor
   who cannot sign in cannot reach the destination at all. */
.cta-block__signin {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  max-width: 56ch;
  padding-inline-start: var(--space-3);
  border-inline-start: 3px solid var(--color-border);
}

.anchor-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-8);
  margin-top: var(--space-8);
}

.anchor-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-8);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  border-bottom: 1px solid currentColor;
  padding-block: var(--space-2);
  text-decoration: none;
  min-height: 2.75rem;
}

.anchor-row .anchor-link {
  margin-top: 0;
}

.anchor-link:hover {
  color: var(--color-primary-hover);
}

/* ---------- Section furniture ---------- */

.section {
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
  border-bottom: 1px solid var(--color-divider);
  background-color: var(--color-bg);
}

.section__head {
  max-width: 66ch;
  margin-bottom: var(--space-10);
}

.section__head h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.015em;
  margin-block: var(--space-3) var(--space-5);
}

.section__head p {
  color: var(--color-text-muted);
}

.section h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: -0.005em;
}

/* ---------- Panels and data tables ---------- */

.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  max-width: 46rem;
}

.panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
  margin-bottom: var(--space-2);
}

.flag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-flag);
  background: var(--color-flag-surface);
  border: 1px solid color-mix(in srgb, var(--color-flag) 35%, transparent);
  border-radius: var(--radius-sm);
  padding: var(--space-1) var(--space-3);
}

.panel__posture {
  margin-top: var(--space-4);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
}

.panel__note {
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.table-wrap {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.data-table th,
.data-table td {
  text-align: left;
  padding: var(--space-3) var(--space-2);
  border-bottom: 1px solid var(--color-divider);
}

.data-table thead th {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  font-weight: 400;
}

.data-table tbody tr:last-child th,
.data-table tbody tr:last-child td {
  border-bottom: 0;
}

.data-table tbody th {
  font-weight: 600;
  color: var(--color-text);
}

.num {
  text-align: right !important;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.num--down {
  color: var(--color-down);
}

.num--up {
  color: var(--color-primary);
}

.sym {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.sym__name {
  display: block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 400;
  color: var(--color-text-faint);
  margin-top: var(--space-1);
}

/* ---------- Evaluation stages ---------- */

.stages {
  display: grid;
  gap: var(--space-6);
  counter-reset: stage;
  list-style: none;
  padding: 0;
}

@media (min-width: 56rem) {
  .stages {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-8);
  }
}

.stages li {
  border-top: 2px solid var(--color-accent);
  padding-top: var(--space-4);
  display: grid;
  gap: var(--space-2);
  align-content: start;
}

.stages p:last-child {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ---------- Start cards ---------- */

.cards {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 44rem) {
  .cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 68rem) {
  .cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.card {
  position: relative;
  display: grid;
  gap: var(--space-2);
  align-content: start;
  padding: var(--space-5);
  padding-inline-end: var(--space-10);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--color-text);
  transition: border-color var(--transition-interactive);
}

.card:hover {
  border-color: var(--color-primary);
  color: var(--color-text);
}

.card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.card__go {
  position: absolute;
  top: var(--space-5);
  right: var(--space-5);
  color: var(--color-primary);
}

/* ---------- Pricing layout ---------- */

.split {
  display: grid;
  gap: var(--space-8);
  align-items: start;
}

@media (min-width: 60rem) {
  .split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--space-12);
  }
}

.stack {
  display: grid;
  gap: var(--space-8);
}

.ticks {
  margin-top: var(--space-3);
  display: grid;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
}

.ticks li {
  position: relative;
  padding-inline-start: var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.ticks li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 0.7rem;
  height: 1px;
  background: var(--color-accent);
}

.ticks--neg li::before {
  background: var(--color-text-faint);
}

/* ---------- Notice ---------- */

.notice {
  margin-top: var(--space-8);
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  max-width: 66ch;
}

.notice p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.notice .label {
  display: block;
  margin-bottom: var(--space-2);
}

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

.foot {
  padding-block: var(--space-12) var(--space-16);
  background: var(--color-surface-offset);
}

.foot__grid {
  display: grid;
  gap: var(--space-8);
}

@media (min-width: 48rem) {
  .foot__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: var(--space-16);
  }
}

.foot p,
.foot li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.foot__note,
.foot__disclaimer {
  margin-top: var(--space-4);
  max-width: 60ch;
}

.foot__link-row {
  margin-top: var(--space-5);
}

/* Contact channels. Sized to the 44px target baseline so the mailto and tel links are
   comfortable to hit on a phone, where they are the ones most likely to be used. */
.contact {
  margin-top: var(--space-6);
  display: grid;
  gap: var(--space-4);
  max-width: 40rem;
}

@media (min-width: 30rem) {
  .contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4) var(--space-8);
  }
}

.contact dt {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.contact dd {
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.contact__link {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.contact__link:hover {
  color: var(--color-primary-hover);
}

.foot__copyright {
  margin-top: var(--space-5);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* Reciprocal link to the leadership surface. Sized to the 44px target baseline and
   styled from palette tokens so it stays AA in both themes. */
.sibling-link {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
}

.sibling-link:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-hover);
  text-decoration: underline;
}
