/* ===========================================================
   Design tokens — Veldnorm
   Warm neutral (stable / countryside) + deep grounded green accent
   =========================================================== */

:root,
[data-theme='light'] {
  /* Surfaces — warm oat / parchment */
  --color-bg: #f7f3ec;
  --color-surface: #fbf8f2;
  --color-surface-2: #fefdfb;
  --color-surface-offset: #efe8db;
  --color-surface-offset-2: #e6ddcb;
  --color-surface-dynamic: #ddd2ba;
  --color-divider: #e0d7c4;
  --color-border: #d2c6ac;

  /* Text — warm bark */
  --color-text: #2a2417;
  --color-text-muted: #6f6552;
  --color-text-faint: #a89d86;
  --color-text-inverse: #f9f5ec;

  /* Primary accent — deep paddock green */
  --color-primary: #2f4a3a;
  --color-primary-hover: #23392c;
  --color-primary-active: #182720;
  --color-primary-highlight: #d7e0d5;

  /* Secondary accent — saddle leather (used sparingly: badges, mandatory tag) */
  --color-leather: #8a4a2b;
  --color-leather-highlight: #ecdccf;

  /* Warning / mandatory marker — rust */
  --color-warning: #9a4a1f;
  --color-warning-hover: #7a3a18;
  --color-warning-highlight: #ecd7c6;

  /* Success / voluntary marker */
  --color-success: #3f6b3f;
  --color-success-hover: #305430;
  --color-success-highlight: #dbe6d5;

  /* Error */
  --color-error: #9c3232;
  --color-error-highlight: #ecd4d4;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.875rem;
  --radius-xl: 1.25rem;
  --radius-full: 9999px;

  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 1px 2px oklch(0.25 0.03 80 / 0.08);
  --shadow-md: 0 6px 16px oklch(0.25 0.03 80 / 0.10);
  --shadow-lg: 0 16px 40px oklch(0.25 0.03 80 / 0.16);

  --content-narrow: 640px;
  --content-default: 980px;
  --content-wide: 1240px;
  --content-full: 100%;

  --font-display: 'Fraunces', 'Iowan Old Style', Georgia, serif;
  --font-body: 'General Sans', 'Inter', sans-serif;
}

[data-theme='dark'] {
  --color-bg: #191712;
  --color-surface: #201d17;
  --color-surface-2: #26221b;
  --color-surface-offset: #262219;
  --color-surface-offset-2: #2d2820;
  --color-surface-dynamic: #35301f;
  --color-divider: #332e23;
  --color-border: #443d2c;

  --color-text: #eae3d3;
  --color-text-muted: #b0a68d;
  --color-text-faint: #7a7159;
  --color-text-inverse: #26221b;

  --color-primary: #7fa889;
  --color-primary-hover: #97bd9f;
  --color-primary-active: #b0d0b6;
  --color-primary-highlight: #2b3a2e;

  --color-leather: #cc8a5f;
  --color-leather-highlight: #3d2c20;

  --color-warning: #d69163;
  --color-warning-hover: #e2a87e;
  --color-warning-highlight: #3f2c1e;

  --color-success: #8fbb8a;
  --color-success-hover: #a5cba1;
  --color-success-highlight: #2a3a29;

  --color-error: #d17e7e;
  --color-error-highlight: #3d2323;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 6px 16px oklch(0 0 0 / 0.35);
  --shadow-lg: 0 16px 40px oklch(0 0 0 / 0.5);
}

/* ===========================================================
   Type scale
   =========================================================== */
:root {
  --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, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.25rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 4.5rem);

  --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;
  --space-32: 8rem;
}

/* ===========================================================
   Global elements
   =========================================================== */
body {
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
}

h4, h5 {
  font-family: var(--font-body);
  font-weight: 600;
}

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

.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-5), 4vw, var(--space-10));
}

.container--narrow {
  max-width: var(--content-default);
}

section {
  padding-block: clamp(var(--space-12), 7vw, var(--space-24));
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.section-head {
  max-width: 68ch;
  margin-bottom: clamp(var(--space-8), 5vw, var(--space-12));
}

.section-head h2 {
  font-size: var(--text-xl);
  margin-block: var(--space-3) var(--space-3);
}

.section-head p {
  color: var(--color-text-muted);
  font-size: var(--text-base);
}

/* ===========================================================
   Header / Nav
   =========================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
  gap: var(--space-4);
}

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

.brand__logo {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  color: var(--color-primary);
}

.brand__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: 1.1;
}

.brand__tag {
  display: block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 400;
  letter-spacing: 0.02em;
}

.main-nav {
  display: flex;
  gap: clamp(var(--space-4), 2vw, var(--space-6));
}

.main-nav a {
  font-size: clamp(0.8125rem, 0.7rem + 0.4vw, var(--text-sm));
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
  white-space: nowrap;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--color-primary);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}

@media (max-width: 780px) {
  .main-nav {
    position: fixed;
    inset: 64px var(--space-4) auto var(--space-4);
    flex-direction: column;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    box-shadow: var(--shadow-lg);
    gap: var(--space-1);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-interactive), opacity var(--transition-interactive);
  }
  .main-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .main-nav a {
    padding: var(--space-3) var(--space-2);
    border-radius: var(--radius-sm);
    white-space: normal;
    font-size: var(--text-sm);
  }
  .main-nav a:hover {
    background: var(--color-surface-offset);
  }
  .nav-toggle {
    display: inline-flex;
  }
}

/* ===========================================================
   Hero
   =========================================================== */
.hero {
  padding-block: clamp(var(--space-16), 10vw, var(--space-32)) clamp(var(--space-12), 6vw, var(--space-20));
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 900px 500px at 85% -10%, color-mix(in oklab, var(--color-primary) 12%, transparent), transparent 70%),
    var(--color-bg);
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(var(--space-8), 6vw, var(--space-16));
  align-items: center;
}

.hero__eyebrow {
  margin-bottom: var(--space-5);
}

.hero h1 {
  font-size: clamp(1.5rem, 1.1rem + 1.6vw, var(--text-2xl));
  line-height: 1.15;
  margin-bottom: var(--space-5);
  color: var(--color-text);
  overflow-wrap: break-word;
}

.hero__sub {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  font-weight: 400;
  max-width: 52ch;
  margin-bottom: var(--space-8);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  text-decoration: none;
  border: 1px solid transparent;
  min-height: 44px;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--color-primary-hover);
}

.btn--ghost {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn--ghost:hover,
.btn--ghost:focus-visible {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.disclaimer-badge {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  max-width: 60ch;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  box-shadow: var(--shadow-sm);
}

.disclaimer-badge svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--color-warning);
  margin-top: 2px;
}

.disclaimer-badge strong {
  color: var(--color-text);
  font-weight: 600;
}

.hero__art {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__art svg {
  width: 100%;
  height: auto;
  max-width: 420px;
}

@media (max-width: 900px) {
  .hero__grid {
    grid-template-columns: 1fr;
  }
  .hero__art {
    order: -1;
    max-width: 280px;
    margin-inline: auto;
  }
}

/* ===========================================================
   Facility-type quick nav / legend
   =========================================================== */
.type-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: clamp(var(--space-8), 5vw, var(--space-10));
}

.type-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
  min-height: 44px;
}

.type-chip svg {
  width: 18px;
  height: 18px;
  color: var(--color-primary);
}

.type-chip[aria-pressed='true'] {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}
.type-chip[aria-pressed='true'] svg {
  color: var(--color-text-inverse);
}

/* ===========================================================
   Certification groups & cards
   =========================================================== */
.cert-group {
  margin-bottom: clamp(var(--space-10), 6vw, var(--space-16));
}

.cert-group__head {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}

.cert-group__icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  color: var(--color-primary);
}

.cert-group__head h3 {
  font-size: var(--text-lg);
}

.cert-group__head p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-5);
}

.cert-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.cert-card__summary {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
  cursor: pointer;
  list-style: none;
  position: relative;
}

.cert-card__summary::-webkit-details-marker {
  display: none;
}

.cert-card__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-3);
}

.cert-card__name {
  font-size: var(--text-base);
  font-weight: 600;
  font-family: var(--font-body);
  color: var(--color-text);
}

.cert-card__chevron {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-text-muted);
  transition: transform var(--transition-interactive);
}

details[open] .cert-card__chevron {
  transform: rotate(180deg);
}

.cert-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.tag {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
}

.tag--mandatory {
  background: var(--color-warning-highlight);
  color: var(--color-warning);
}

.tag--voluntary {
  background: var(--color-success-highlight);
  color: var(--color-success);
}

.tag--region {
  background: var(--color-surface-offset);
  color: var(--color-text-muted);
}

.cert-card__body {
  padding: 0 var(--space-5) var(--space-5);
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text);
}

.cert-card__body dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2) var(--space-4);
  margin-bottom: var(--space-4);
}

.cert-card__body dt {
  font-weight: 600;
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding-top: 2px;
}

.cert-card__body dd {
  font-size: var(--text-sm);
}

.cert-card__body p {
  margin-bottom: var(--space-3);
}

.source-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in oklab, var(--color-primary) 40%, transparent);
}

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

.source-link svg {
  width: 14px;
  height: 14px;
}

/* ===========================================================
   Tax & Subsidy section
   =========================================================== */
.tax-section {
  background: var(--color-surface-offset);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}

.tax-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(var(--space-8), 6vw, var(--space-12));
  align-items: start;
  margin-bottom: clamp(var(--space-10), 6vw, var(--space-16));
}

.tax-intro__icon {
  width: 48px;
  height: 48px;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.tax-intro p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  font-size: var(--text-base);
}

.stat-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}

.stat-card__value {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 0.95rem + 0.6vw, var(--text-xl));
  color: var(--color-primary);
  line-height: 1.1;
  margin-bottom: var(--space-2);
  overflow-wrap: break-word;
}

.stat-card__label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
  line-height: 1.3;
}

@media (max-width: 780px) {
  .tax-intro {
    grid-template-columns: 1fr;
  }
}

.deep-dive {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-6), 5vw, var(--space-10));
  box-shadow: var(--shadow-md);
}

.deep-dive__header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-3);
  margin-bottom: var(--space-2);
}

.deep-dive__code {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-sm);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

.deep-dive h3 {
  font-size: var(--text-lg);
}

.deep-dive__lede {
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  max-width: 70ch;
}

.deep-dive__cols {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.deep-dive__cols h4 {
  font-size: var(--text-base);
  margin-bottom: var(--space-3);
  color: var(--color-text);
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.check-list li {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-size: var(--text-sm);
}

.check-list svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--color-primary);
  margin-top: 2px;
}

.benefit-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  margin-bottom: var(--space-2);
}

.benefit-table th,
.benefit-table td {
  text-align: left;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}

.benefit-table th {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  font-weight: 600;
}

.benefit-table td:last-child,
.benefit-table th:last-child {
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  color: var(--color-primary);
}

@media (max-width: 780px) {
  .deep-dive__cols {
    grid-template-columns: 1fr;
  }
}

.note-box {
  background: var(--color-surface-offset);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.note-box strong {
  color: var(--color-text);
}

.other-schemes {
  margin-top: clamp(var(--space-10), 6vw, var(--space-14));
}

.scheme-list {
  display: grid;
  gap: var(--space-3);
}

.scheme-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  align-items: baseline;
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
}

.scheme-item strong {
  color: var(--color-text);
  white-space: nowrap;
}

.scheme-item p {
  color: var(--color-text-muted);
  margin: 0;
}

@media (max-width: 600px) {
  .scheme-item {
    grid-template-columns: 1fr;
    gap: var(--space-1);
  }
}

/* ===========================================================
   Laws & Regulations section
   =========================================================== */
.laws-section {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-divider);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.status-pill::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-pill--effect {
  background: var(--color-success-highlight);
  color: var(--color-success);
}
.status-pill--effect::before {
  background: var(--color-success);
}

.status-pill--upcoming {
  background: var(--color-warning-highlight);
  color: var(--color-warning);
}
.status-pill--upcoming::before {
  background: var(--color-warning);
}

.law-list {
  display: grid;
  gap: var(--space-2);
  padding-left: var(--space-5);
  list-style: disc;
}

.law-list li {
  font-size: var(--text-sm);
  color: var(--color-text);
}

.cert-card__body dt[data-i18n='label.obligations'] {
  align-self: start;
}

/* Upcoming-changes callout */
.upcoming-callout {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-warning);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: clamp(var(--space-10), 6vw, var(--space-16));
  box-shadow: var(--shadow-sm);
}

.upcoming-callout__head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.upcoming-callout__head svg {
  width: 26px;
  height: 26px;
  color: var(--color-warning);
  flex-shrink: 0;
}

.upcoming-callout__head h3 {
  font-size: var(--text-lg);
}

.upcoming-callout__list {
  display: grid;
  gap: var(--space-3);
}

.upcoming-callout__list li {
  display: grid;
  grid-template-columns: minmax(120px, auto) 1fr;
  gap: var(--space-4);
  align-items: baseline;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface-offset);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
}

.upcoming-callout__date {
  font-weight: 700;
  color: var(--color-warning);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.upcoming-callout__source {
  grid-column: 1 / -1;
  display: inline-block;
  margin-top: var(--space-1);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  text-decoration: none;
}

.upcoming-callout__source:hover,
.upcoming-callout__source:focus-visible {
  color: var(--color-primary);
  text-decoration: underline;
}

@media (max-width: 600px) {
  .upcoming-callout__list li {
    grid-template-columns: 1fr;
    gap: var(--space-1);
  }

  .upcoming-callout__source {
    grid-column: 1;
  }
}

/* ===========================================================
   Timeline
   =========================================================== */
.timeline-tracks {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(var(--space-8), 5vw, var(--space-12));
}

.timeline-track h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.timeline-track h3 svg {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
}

.timeline {
  position: relative;
  padding-left: var(--space-8);
  border-left: 2px solid var(--color-border);
}

.timeline-step {
  position: relative;
  padding-bottom: var(--space-8);
}

.timeline-step:last-child {
  padding-bottom: 0;
}

.timeline-step::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-8) - 6px);
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 2px solid var(--color-primary);
}

.timeline-step--deadline::before {
  background: var(--color-warning);
  border-color: var(--color-warning);
}

.timeline-step h4 {
  font-size: var(--text-base);
  margin-bottom: var(--space-1);
}

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

.deadline-flag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-warning);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-top: var(--space-2);
}

@media (max-width: 780px) {
  .timeline-tracks {
    grid-template-columns: 1fr;
  }
}

/* ===========================================================
   Footer
   =========================================================== */
:root,
[data-theme='light'] {
  --color-footer-bg: #2f4a3a;
  --color-footer-text: #f9f5ec;
}
[data-theme='dark'] {
  --color-footer-bg: #11190f;
  --color-footer-text: #eae3d3;
}

.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding-block: clamp(var(--space-12), 7vw, var(--space-20));
}

.site-footer a {
  color: var(--color-footer-text);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: clamp(var(--space-8), 6vw, var(--space-16));
  margin-bottom: var(--space-12);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer-brand svg {
  width: 32px;
  height: 32px;
}

.footer-brand span {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
}

.site-footer .disclaimer-badge {
  background: color-mix(in oklab, var(--color-footer-text) 8%, transparent);
  border-color: color-mix(in oklab, var(--color-footer-text) 20%, transparent);
  color: color-mix(in oklab, var(--color-footer-text) 85%, transparent);
  max-width: 100%;
  width: 100%;
}

.site-footer .disclaimer-badge strong {
  color: var(--color-footer-text);
}

.site-footer .disclaimer-badge svg {
  color: color-mix(in oklab, var(--color-footer-text) 70%, transparent);
  width: 20px;
  height: 20px;
}

.source-cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-8);
}

.source-cols h5 {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: color-mix(in oklab, var(--color-footer-text) 65%, transparent);
  margin-bottom: var(--space-3);
}

.source-cols ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.source-cols a {
  font-size: var(--text-sm);
  text-decoration: none;
  color: color-mix(in oklab, var(--color-footer-text) 90%, transparent);
  border-bottom: 1px solid transparent;
}

.source-cols a:hover {
  border-color: currentColor;
}

.footer-links h5 {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: color-mix(in oklab, var(--color-footer-text) 65%, transparent);
  margin-bottom: var(--space-3);
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  font-size: var(--text-sm);
  text-decoration: none;
  color: color-mix(in oklab, var(--color-footer-text) 90%, transparent);
  border-bottom: 1px solid transparent;
}

.footer-links a:hover {
  border-color: currentColor;
}

.sources-page-grid .card h3 {
  overflow-wrap: break-word;
  word-break: break-word;
}

.footer-bottom {
  border-top: 1px solid color-mix(in oklab, var(--color-footer-text) 20%, transparent);
  padding-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: color-mix(in oklab, var(--color-footer-text) 65%, transparent);
}

@media (max-width: 780px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ===========================================================
   Skip link
   =========================================================== */
.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -60px;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  z-index: 100;
  text-decoration: none;
  transition: top var(--transition-interactive);
}

.skip-link:focus {
  top: var(--space-4);
}

/* ===========================================================
   Language toggle
   =========================================================== */
.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

.lang-toggle__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 30px;
  padding-inline: var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: background var(--transition-interactive), color var(--transition-interactive);
}

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

.lang-toggle__btn.is-active {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.lang-toggle__btn.is-active:hover {
  color: var(--color-text-inverse);
}

/* ===========================================================
   Theme toggle
   =========================================================== */
.theme-toggle {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

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

.theme-toggle svg {
  width: 18px;
  height: 18px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

@media (max-width: 420px) {
  .header-actions {
    gap: var(--space-2);
  }
  .brand__tag {
    display: none;
  }
}

/* ===========================================================
   Promo: StableCompass
   =========================================================== */
.promo-tip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-6);
  padding: var(--space-3) var(--space-4);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  background: var(--color-primary-highlight);
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.promo-tip:hover,
.promo-tip:focus-visible {
  border-color: var(--color-primary);
  transform: translateY(-1px);
}

.promo-tip svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--color-primary);
}

.promo-section {
  padding-block: clamp(var(--space-12), 6vw, var(--space-16));
}

.promo-card {
  display: flex;
  align-items: center;
  gap: clamp(var(--space-6), 4vw, var(--space-10));
  background: var(--color-primary-highlight);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 5vw, var(--space-12));
}

.promo-card__icon {
  flex-shrink: 0;
  width: 84px;
  height: 84px;
  border-radius: var(--radius-full);
  background: var(--color-surface-2);
  border: 1px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.promo-card__icon svg {
  width: 44px;
  height: 44px;
  color: var(--color-primary);
}

.promo-card__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.promo-card__content h2 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

.promo-card__content p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  max-width: 62ch;
}

.promo-card__content .btn {
  white-space: nowrap;
}

@media (max-width: 720px) {
  .promo-card {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .promo-card__content p {
    max-width: 100%;
  }
}

/* ===================== MARKETING & CONVERSION STYLES ===================== */
.brand__initiative {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-decoration: none;
  background: var(--color-surface-offset);
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  transition: border-color var(--transition-fast), color var(--transition-fast);
  margin-left: var(--space-3);
}

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

.brand__initiative-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 6px rgba(16, 185, 129, 0.6);
}

/* Inline Promo Callout Cards */
.inline-promo-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.04) 0%, rgba(13, 148, 136, 0.08) 100%);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin: var(--space-6) 0;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.inline-promo-card:hover {
  border-color: rgba(16, 185, 129, 0.5);
  transform: translateY(-1px);
}

.inline-promo-card__icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
  display: flex;
  align-items: center;
  justify-content: center;
}

.inline-promo-card__icon svg {
  width: 20px;
  height: 20px;
}

.inline-promo-card__body h4 {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-1);
  color: var(--color-text);
}

.inline-promo-card__body p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  line-height: 1.5;
}

.inline-promo-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  font-weight: 700;
  color: #0d9488;
  text-decoration: none;
}

.inline-promo-card__link:hover {
  text-decoration: underline;
}

/* Calculator Widget */
.calc-widget {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: clamp(var(--space-6), 4vw, var(--space-8));
  margin: var(--space-8) 0;
  box-shadow: 0 4px 16px rgba(0,0,0,0.04);
}

.calc-widget__header {
  margin-bottom: var(--space-6);
}

.calc-widget__header h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.calc-widget__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-8);
  align-items: start;
}

@media (max-width: 820px) {
  .calc-widget__grid {
    grid-template-columns: 1fr;
  }
}

.calc-field {
  margin-bottom: var(--space-5);
}

.calc-field label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.calc-field input[type="range"] {
  width: 100%;
  accent-color: #0d9488;
  cursor: pointer;
}

.calc-field__val {
  font-size: var(--text-xl);
  font-weight: 700;
  color: #0d9488;
  margin-top: var(--space-1);
}

.calc-radios {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.calc-radio-btn {
  flex: 1;
  min-width: 90px;
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-align: center;
  font-size: var(--text-xs);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.calc-radio-btn input {
  display: none;
}

.calc-radio-btn:has(input:checked) {
  background: rgba(13, 148, 136, 0.12);
  border-color: #0d9488;
  color: #0d9488;
}

.calc-result-box {
  background: linear-gradient(145deg, rgba(13, 148, 136, 0.08) 0%, rgba(16, 185, 129, 0.12) 100%);
  border: 1px solid rgba(13, 148, 136, 0.3);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.calc-stat {
  margin-bottom: var(--space-4);
}

.calc-stat__label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
}

.calc-stat__val {
  font-size: clamp(var(--text-xl), 3vw, var(--text-2xl));
  font-weight: 800;
  color: #0d9488;
}

.calc-result-cta {
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px dashed rgba(13, 148, 136, 0.3);
}

.calc-result-cta p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  line-height: 1.4;
}

/* ===================== BLOG & ARTICLE STYLES ===================== */
.blog-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
}

.blog-featured-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  box-shadow: var(--shadow-md);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.blog-featured-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}

.blog-meta-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.blog-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  background: color-mix(in oklab, var(--color-primary) 12%, transparent);
  color: var(--color-primary);
}

.blog-badge--alt {
  background: color-mix(in oklab, #0284c7 12%, transparent);
  color: #0284c7;
}

.blog-badge--tax {
  background: color-mix(in oklab, #0d9488 12%, transparent);
  color: #0d9488;
}

.article-wrapper {
  max-width: 52rem;
  margin: 0 auto;
}

.article-header {
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.article-title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.article-lead {
  font-size: clamp(var(--text-base), 2vw, var(--text-lg));
  line-height: 1.7;
  color: var(--color-text-muted);
  font-weight: 400;
}

.article-body {
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--color-text);
}

.article-body h2 {
  font-family: var(--font-display);
  font-size: clamp(var(--text-xl), 3vw, var(--text-2xl));
  font-weight: 700;
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
  color: var(--color-text);
  scroll-margin-top: var(--space-20);
}

.article-body h3 {
  font-family: var(--font-body);
  font-size: clamp(var(--text-lg), 2vw, var(--text-xl));
  font-weight: 600;
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
  color: var(--color-text);
  scroll-margin-top: var(--space-20);
}

.article-body p {
  margin-bottom: var(--space-5);
  max-width: none;
}

.article-body ul,
.article-body ol {
  margin-bottom: var(--space-6);
  padding-left: var(--space-6);
}

.article-body li {
  margin-bottom: var(--space-2.5);
  max-width: none;
}

.article-callout {
  background: var(--color-surface-offset);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-5), 3vw, var(--space-8));
  margin: var(--space-8) 0;
}

.article-callout h2,
.article-callout h3,
.article-callout h4 {
  margin-top: 0;
  color: var(--color-primary);
}

.article-callout--note {
  border-left-color: #0284c7;
  background: color-mix(in oklab, #0284c7 8%, var(--color-surface-offset));
}

.article-table-wrapper {
  overflow-x: auto;
  margin: var(--space-8) 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}

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

.article-table th {
  background: var(--color-surface-offset);
  font-weight: 600;
  padding: var(--space-3.5) var(--space-4);
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.article-table td {
  padding: var(--space-3.5) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.article-table tr:last-child td {
  border-bottom: none;
}

.article-table tr:hover td {
  background: color-mix(in oklab, var(--color-primary) 4%, transparent);
}

.article-faq {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin: var(--space-6) 0;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  padding: var(--space-5) var(--space-6);
}

.faq-item h3 {
  font-size: var(--text-base);
  font-weight: 600;
  margin: 0 0 var(--space-2) 0;
  color: var(--color-text);
}

.faq-item p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.6;
}

.sources-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-2.5);
  list-style: none !important;
  padding: 0 !important;
}

.sources-list li {
  margin: 0 !important;
}

.sources-list a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
  word-break: break-word;
}

.sources-list a:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}