/* ==========================================================================
   Peoplemore — DACH Nearshoring Intelligence Hub
   Custom palette: cool, near-white, ascetic. Single petrol/ink-blue accent.
   Fonts: Switzer (display) + Satoshi (body) via Fontshare.
   ========================================================================== */

/* ---------- 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, 3.375rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 4.5rem);

  /* 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;
  --space-32: 8rem;

  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.875rem;
  --radius-xl: 1.25rem;
  --radius-full: 9999px;

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

  --content-narrow: 640px;
  --content-default: 920px;
  --content-wide: 1240px;
  --content-full: 100%;

  --font-display: 'Switzer', 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Satoshi', 'Inter', -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SF Mono', ui-monospace, monospace;
}

/* ---------- Color: light (default) — cool ascetic near-white ---------- */
:root,
[data-theme='light'] {
  --color-bg: #f6f8f9;
  --color-surface: #ffffff;
  --color-surface-2: #fbfcfd;
  --color-surface-offset: #eef1f4;
  --color-surface-offset-2: #e6eaee;
  --color-surface-dynamic: #dde3e8;
  --color-divider: #e3e8ec;
  --color-border: #d3dade;

  --color-text: #10161c;
  --color-text-muted: #57626c;
  --color-text-faint: #98a3ab;
  --color-text-inverse: #f6f8f9;

  --color-primary: #0b4f6c;
  --color-primary-hover: #083c53;
  --color-primary-active: #062a3a;
  --color-primary-highlight: #dbe7ec;

  --color-warning: #9a5b1f;
  --color-warning-hover: #7a481a;
  --color-warning-highlight: #ecdfcd;

  --color-error: #a5334a;
  --color-error-hover: #82273a;
  --color-error-highlight: #ecd6dc;

  --color-success: #2e6b47;
  --color-success-hover: #235536;
  --color-success-highlight: #d6e6dc;

  --color-notification: #a5334a;
  --color-notification-highlight: #ecd6dc;

  /* Data-viz categorical palette (countries / series) */
  --dv-1: #0b4f6c; /* Poland — primary petrol */
  --dv-2: #2f86a8; /* Czechia — mid blue */
  --dv-3: #6a8b98; /* Romania — slate */
  --dv-4: #9fb4bd; /* Portugal — pale blue-gray */
  --dv-5: #171b20; /* Germany — near-black baseline */
  --dv-6: #b9812f; /* India — warm amber (offshore) */
  --dv-7: #47707d; /* Austria */
  --dv-8: #7d98a1; /* Switzerland */
  --dv-accent: #0b4f6c;
  --dv-accent-2: #b9812f;

  --shadow-sm: 0 1px 2px oklch(0.15 0.02 235 / 0.06);
  --shadow-md: 0 6px 20px oklch(0.15 0.02 235 / 0.08);
  --shadow-lg: 0 16px 40px oklch(0.15 0.02 235 / 0.12);
}

/* ---------- Color: dark ---------- */
[data-theme='dark'] {
  --color-bg: #0b0f13;
  --color-surface: #10151b;
  --color-surface-2: #141a21;
  --color-surface-offset: #171d24;
  --color-surface-offset-2: #1c232b;
  --color-surface-dynamic: #232b33;
  --color-divider: #232a31;
  --color-border: #2c343c;

  --color-text: #e6ebef;
  --color-text-muted: #9aa6b0;
  --color-text-faint: #626d76;
  --color-text-inverse: #10151b;

  --color-primary: #5db3d3;
  --color-primary-hover: #7cc3de;
  --color-primary-active: #99cfe6;
  --color-primary-highlight: #1c3946;

  --color-warning: #d99a52;
  --color-warning-hover: #e2ac6d;
  --color-warning-highlight: #3a2f20;

  --color-error: #dc7f95;
  --color-error-hover: #e397a8;
  --color-error-highlight: #3a2530;

  --color-success: #74bb90;
  --color-success-hover: #8fc9a6;
  --color-success-highlight: #1f3327;

  --color-notification: #dc7f95;
  --color-notification-highlight: #3a2530;

  --dv-1: #5db3d3;
  --dv-2: #7fc3dd;
  --dv-3: #9fb0bb;
  --dv-4: #c3cfd6;
  --dv-5: #eef1f4;
  --dv-6: #dba75c;
  --dv-7: #8fb4c2;
  --dv-8: #b7c9cf;
  --dv-accent: #5db3d3;
  --dv-accent-2: #dba75c;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 6px 20px oklch(0 0 0 / 0.35);
  --shadow-lg: 0 16px 40px oklch(0 0 0 / 0.45);
}

/* ==========================================================================
   Layout primitives
   ========================================================================== */
.wrap {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}
.wrap--narrow {
  max-width: var(--content-default);
}
section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}
.section-inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

@media (max-width: 640px) {
  .wrap,
  .section-inner {
    padding-inline: var(--space-4);
  }
}

/* ==========================================================================
   Typography
   ========================================================================== */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  display: inline-block;
}

h1,
.h1 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-text);
}
h2,
.h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-text);
}
h3,
.h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
}
h4,
.h4 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
}
p,
li {
  color: var(--color-text-muted);
  max-width: 68ch;
}
.lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 46ch;
  line-height: 1.5;
}
strong {
  color: var(--color-text);
  font-weight: 600;
}
.text-tight {
  max-width: none;
}

/* ==========================================================================
   Header / nav
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(10px) saturate(1.1);
  border-bottom: 1px solid var(--color-divider);
}
.site-header .wrap {
  max-width: 1480px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: var(--space-4);
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-base);
  color: var(--color-text);
  text-decoration: none;
  flex-shrink: 0;
}
.brand svg {
  width: 30px;
  height: 30px;
  color: var(--color-primary);
}
.brand-sub {
  color: var(--color-text-faint);
  font-weight: 400;
  font-size: var(--text-xs);
  border-left: 1px solid var(--color-border);
  padding-left: var(--space-3);
  margin-left: var(--space-1);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
@media (max-width: 1300px) {
  .brand-sub {
    display: none;
  }
}
.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  overflow-x: auto;
  scrollbar-width: none;
  flex: 1 1 auto;
  min-width: 0;
}
.main-nav::-webkit-scrollbar {
  display: none;
}
.main-nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  white-space: nowrap;
  padding-block: var(--space-2);
  border-bottom: 2px solid transparent;
  flex-shrink: 0;
}
.main-nav a:hover,
.main-nav a.active {
  color: var(--color-text);
  border-color: var(--color-primary);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}
.theme-toggle {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}
.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}
@media (max-width: 900px) {
  .main-nav {
    display: none;
  }
}

.nav-toggle {
  display: none;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  background: transparent;
  cursor: pointer;
}
.nav-toggle:hover { color: var(--color-text); background: var(--color-surface-offset); }
@media (max-width: 900px) {
  .nav-toggle { display: flex; }
}

.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  width: min(300px, 82vw);
  background: var(--color-surface);
  border-left: 1px solid var(--color-divider);
  box-shadow: var(--shadow-lg);
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: calc(var(--space-6) + 56px) var(--space-5) var(--space-6);
  transform: translateX(100%);
  visibility: hidden;
  transition: transform 220ms ease, visibility 220ms ease;
}
.mobile-nav.is-open {
  transform: translateX(0);
  visibility: visible;
}
.mobile-nav a {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-3) var(--space-2);
  border-bottom: 1px solid var(--color-divider);
}
.mobile-nav a:hover,
.mobile-nav a.active {
  color: var(--color-primary);
}
.mobile-nav-scrim {
  position: fixed;
  inset: 0;
  background: color-mix(in oklab, black 45%, transparent);
  opacity: 0;
  visibility: hidden;
  transition: opacity 220ms ease, visibility 220ms ease;
  z-index: 190;
}
.mobile-nav-scrim.is-open {
  opacity: 1;
  visibility: visible;
}
@media (min-width: 901px) {
  .mobile-nav, .mobile-nav-scrim { display: none; }
}
@media (max-width: 480px) {
  .site-header .wrap {
    padding-inline: var(--space-3);
  }
  .header-actions {
    gap: var(--space-2);
  }
  .header-actions .btn-sm {
    padding: var(--space-2) var(--space-3);
    font-size: 0.6875rem;
  }
  .brand {
    font-size: var(--text-sm);
  }
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  text-decoration: none;
  border: 1px solid transparent;
  line-height: 1.2;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
}
.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-secondary:hover {
  background: var(--color-surface-offset);
  border-color: var(--color-text-faint);
}
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}
.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  padding-top: clamp(var(--space-16), 10vw, var(--space-24));
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--color-divider);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-16);
  align-items: end;
}
.hero h1 {
  margin-bottom: var(--space-5);
  max-width: 16ch;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
}
.hero-meta-item {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.hero-meta-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text);
  font-weight: 600;
  margin-bottom: var(--space-1);
}
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}

/* ==========================================================================
   KPI cards (Executive Overview)
   ========================================================================== */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-10);
}
.kpi-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.kpi-value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: -0.01em;
}
.kpi-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.kpi-delta {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}
.kpi-delta.up {
  color: var(--color-error);
}
.kpi-delta.down {
  color: var(--color-success);
}
@media (max-width: 900px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 560px) {
  .kpi-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Source citation chip — used everywhere a number appears
   ========================================================================== */
.src {
  display: inline-flex;
  align-items: center;
  gap: 0.3em;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-decoration: none;
  border-bottom: 1px dotted var(--color-text-faint);
}
.src:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.src::before {
  content: '↗';
  font-size: 0.85em;
}
.src-line {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.card-src {
  margin-top: auto;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-divider);
}

/* ==========================================================================
   Sticky chapter TOC
   ========================================================================== */
.toc-bar {
  position: sticky;
  top: 72px;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-divider);
}
.toc-bar .wrap {
  display: flex;
  gap: var(--space-1);
  overflow-x: auto;
  scrollbar-width: none;
  padding-block: var(--space-3);
}
.toc-bar .wrap::-webkit-scrollbar {
  display: none;
}
.toc-item {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-text-faint);
  white-space: nowrap;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.toc-item .num {
  color: var(--color-text-faint);
}
.toc-item:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}
.toc-item.active {
  color: var(--color-text-inverse);
  background: var(--color-primary);
}
.toc-item.active .num {
  color: var(--color-text-inverse);
  opacity: 0.7;
}

/* ==========================================================================
   Chapter sections
   ========================================================================== */
.chapter {
  border-bottom: 1px solid var(--color-divider);
}
.chapter-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-6);
  margin-bottom: var(--space-10);
  flex-wrap: wrap;
}
.chapter-num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.chapter-grid {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: var(--space-12);
}
.chapter-grid > * {
  min-width: 0;
}
@media (max-width: 900px) {
  .chapter-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}
.chapter-sidebar .lede {
  margin-bottom: var(--space-6);
}
.stat-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.stat-list-item {
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-3);
}
.stat-list-item .num {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-primary);
  display: block;
}
.stat-list-item .lbl {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ==========================================================================
   Cards / panels
   ========================================================================== */
.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.panel + .panel {
  margin-top: var(--space-6);
}
.chart-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.chart-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-4);
}
.chart-canvas-wrap {
  position: relative;
  height: 280px;
  width: 100%;
  min-width: 0;
}
.chart-canvas-wrap canvas {
  max-width: 100%;
}
.chart-canvas-wrap.tall {
  height: 380px;
}

.grid-2 {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-6);
}
@media (max-width: 800px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
@media (max-width: 800px) {
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

.mini-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}
.mini-card .eyebrow { display: block; margin-bottom: var(--space-2); }

/* ==========================================================================
   Tables
   ========================================================================== */
.data-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  min-width: 0;
}
table.data-table {
  font-size: var(--text-sm);
}
table.data-table th,
table.data-table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-divider);
  white-space: nowrap;
}
table.data-table th {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-faint);
  background: var(--color-surface-offset);
  position: sticky;
  top: 0;
}
table.data-table td {
  color: var(--color-text);
}
table.data-table tr:last-child td {
  border-bottom: none;
}
table.data-table .muted {
  color: var(--color-text-faint);
  font-size: var(--text-xs);
}

/* ==========================================================================
   Comparator (country picker)
   ========================================================================== */
.country-picker {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}
.country-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);
  color: var(--color-text-muted);
}
.country-chip .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}
.country-chip.selected {
  border-color: var(--color-text);
  color: var(--color-text);
  background: var(--color-surface-offset);
  font-weight: 600;
}
.country-chip[disabled] {
  opacity: 0.35;
  cursor: not-allowed;
}

/* ==========================================================================
   Regulation cards
   ========================================================================== */
.reg-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}
@media (max-width: 800px) {
  .reg-grid {
    grid-template-columns: 1fr;
  }
}
.reg-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.reg-card-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}
.reg-card-head .tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.reg-points {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.reg-point {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding-left: var(--space-4);
  position: relative;
}
.reg-point::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-primary);
}
.reg-point .src {
  margin-left: var(--space-2);
}

/* ==========================================================================
   Sourcing model cards
   ========================================================================== */
.model-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  align-items: start;
}
@media (max-width: 900px) {
  .model-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 600px) {
  .model-grid {
    grid-template-columns: 1fr;
  }
}
.model-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  cursor: pointer;
}
.model-card:hover,
.model-card.highlighted {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}
.model-card dt {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-text-faint);
  text-transform: uppercase;
}
.model-card dd {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ==========================================================================
   Persona-Segmentierung (Kapitel 01)
   ========================================================================== */
.persona-section {
  margin-bottom: var(--space-8);
}
.persona-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
@media (max-width: 900px) {
  .persona-grid {
    grid-template-columns: 1fr;
  }
}
.persona-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}
.persona-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}
.persona-card .eyebrow {
  margin-bottom: 0;
}
.persona-pain {
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.5;
}
.persona-topics {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}
.persona-cta {
  margin-top: auto;
  padding-top: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
}

/* ==========================================================================
   Skalierbarkeits-Checkliste (Kapitel 06)
   ========================================================================== */
.scale-checklist {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.scale-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}
.scale-item:hover {
  border-color: var(--color-primary);
}
.scale-item.is-checked {
  border-color: var(--color-primary);
  background: var(--color-primary-highlight);
}
.scale-item input[type='checkbox'] {
  margin-top: 3px;
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  flex-shrink: 0;
  cursor: pointer;
}
.scale-item-label {
  display: block;
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-text);
}
.scale-item-detail {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: 2px;
}
.scale-score {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  padding: var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}
.scale-score-num {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: 700;
  flex-shrink: 0;
  min-width: 3.5ch;
}
.scale-score-tier {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 52ch;
}
.scale-score.tier-low { border-color: var(--color-error); background: var(--color-error-highlight); }
.scale-score.tier-low .scale-score-num { color: var(--color-error); }
.scale-score.tier-mid { border-color: var(--color-warning); background: var(--color-warning-highlight); }
.scale-score.tier-mid .scale-score-num { color: var(--color-warning); }
.scale-score.tier-high { border-color: var(--color-success); background: var(--color-success-highlight); }
.scale-score.tier-high .scale-score-num { color: var(--color-success); }
@media (max-width: 600px) {
  .scale-score { flex-direction: column; align-items: flex-start; gap: var(--space-3); }
}

/* ==========================================================================
   TCO Calculator
   ========================================================================== */
.preset-btn-row {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.preset-btn {
  font-family: inherit;
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease, background-color 0.15s ease;
}
.preset-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-text);
}
.preset-btn.is-active {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.calc-grid {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: var(--space-8);
}
.calc-grid > * {
  min-width: 0;
}
@media (max-width: 900px) {
  .calc-grid {
    grid-template-columns: 1fr;
  }
}
.calc-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}
.field-group label {
  display: block;
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-2);
}
select,
input[type='number'],
input[type='email'],
input[type='text'] {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--text-sm);
}
select:focus,
input:focus {
  border-color: var(--color-primary);
}
.role-row {
  display: grid;
  grid-template-columns: 1fr 72px 28px;
  gap: var(--space-2);
  align-items: center;
}
.role-row .remove-role {
  color: var(--color-text-faint);
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
}
.role-row .remove-role:hover {
  color: var(--color-error);
  background: var(--color-error-highlight);
}
.add-role-btn {
  align-self: flex-start;
}

.calc-result {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}
.result-headline {
  display: flex;
  gap: var(--space-10);
  flex-wrap: wrap;
}
.result-headline .metric strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-text);
}
.result-headline .metric span {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.assumption-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--text-sm);
}
.assumption-list li {
  padding-left: var(--space-4);
  position: relative;
  color: var(--color-text-muted);
}
.assumption-list li::before {
  content: '·';
  position: absolute;
  left: var(--space-1);
  color: var(--color-text-faint);
}
.risk-callout {
  background: var(--color-warning-highlight);
  border: 1px solid color-mix(in oklab, var(--color-warning) 35%, transparent);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text);
  display: flex;
  gap: var(--space-3);
}
.risk-callout .icon {
  flex-shrink: 0;
  color: var(--color-warning);
  margin-top: 2px;
}

/* ==========================================================================
   Selector quiz
   ========================================================================== */
.quiz-progress {
  display: flex;
  gap: var(--space-1);
  margin-bottom: var(--space-8);
}
.quiz-progress span {
  flex: 1;
  height: 3px;
  background: var(--color-divider);
  border-radius: var(--radius-full);
}
.quiz-progress span.done {
  background: var(--color-primary);
}
.quiz-question {
  font-size: var(--text-lg);
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: var(--space-6);
  max-width: 40ch;
}
.quiz-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.quiz-option {
  text-align: left;
  padding: var(--space-4) var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text);
  background: var(--color-surface);
}
.quiz-option:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-highlight);
}
.quiz-result-card {
  background: var(--color-surface);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}

/* ==========================================================================
   Soft email gate (UI mock)
   ========================================================================== */
.gate-overlay {
  position: fixed;
  inset: 0;
  background: color-mix(in oklab, var(--color-bg) 40%, black 25%);
  backdrop-filter: blur(3px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: var(--space-4);
}
.gate-overlay.open {
  display: flex;
}
.gate-modal {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  max-width: 420px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  position: relative;
}
.gate-modal .close-gate {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  color: var(--color-text-faint);
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
}
.gate-modal .close-gate:hover {
  background: var(--color-surface-offset);
  color: var(--color-text);
}
.gate-modal h3 {
  margin-bottom: var(--space-2);
}
.gate-modal p {
  font-size: var(--text-sm);
  margin-bottom: var(--space-5);
}
.gate-modal form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.gate-badge {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-4);
  text-align: center;
}
.gate-toast {
  position: fixed;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--color-text);
  color: var(--color-text-inverse);
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  opacity: 0;
  pointer-events: none;
  transition: all 220ms cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 300;
}
.gate-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  padding-block: var(--space-16);
  background: var(--color-surface-offset);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: var(--space-10);
}
@media (max-width: 800px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}
.footer-col h4 {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-faint);
  font-family: var(--font-mono);
  margin-bottom: var(--space-4);
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.footer-col a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}
.footer-col a:hover {
  color: var(--color-primary);
}
.footer-bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ==========================================================================
   Roadmap / phase 2 note
   ========================================================================== */
.roadmap-strip {
  display: flex;
  gap: var(--space-4);
  overflow-x: auto;
  padding-bottom: var(--space-2);
}
.roadmap-item {
  flex: 0 0 220px;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  color: var(--color-text-faint);
}
.roadmap-item .tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  display: block;
  margin-bottom: var(--space-2);
}
.roadmap-item h4 {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-1);
}
.roadmap-item p {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* Utility */
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.flex-between { display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); }
.text-faint { color: var(--color-text-faint); }
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: var(--color-surface-offset);
  color: var(--color-text-muted);
}
.badge.onshore { color: var(--dv-5); border: 1px solid var(--color-border); }
.badge.nearshore { color: var(--color-primary); background: var(--color-primary-highlight); }
.badge.offshore { color: var(--dv-6); background: color-mix(in oklab, var(--dv-6) 15%, var(--color-surface-offset)); }

/* ==========================================================================
   Europa-Karte (Kapitel 03)
   ========================================================================== */
.map-metric-toggle {
  display: inline-flex;
  gap: 2px;
  background: var(--color-surface-offset);
  border-radius: var(--radius-md);
  padding: 3px;
}
.map-metric-toggle button {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-text-muted);
  background: transparent;
  border: none;
  border-radius: calc(var(--radius-md) - 2px);
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  transition: var(--transition-interactive);
  white-space: nowrap;
}
.map-metric-toggle button:hover { color: var(--color-text); }
.map-metric-toggle button.active {
  background: var(--color-surface);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}
.map-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(240px, 1fr);
  gap: var(--space-6);
  align-items: start;
}
.map-canvas-wrap {
  position: relative;
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
}
#europe-map { width: 100%; height: auto; display: block; }
#europe-map .country-bg {
  fill: var(--color-surface-offset-2);
  stroke: var(--color-surface-2);
  stroke-width: 0.6;
}
#europe-map .country-active {
  stroke: var(--color-surface);
  stroke-width: 1.1;
  cursor: pointer;
  transition: filter 120ms ease;
}
#europe-map .country-active:hover,
#europe-map .country-active.picked {
  filter: brightness(1.12);
}
#europe-map .country-active.picked {
  stroke: var(--color-text);
  stroke-width: 1.6;
}
#europe-map .country-label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  fill: var(--color-text-inverse);
  pointer-events: none;
  text-anchor: middle;
}
.map-tooltip {
  position: absolute;
  pointer-events: none;
  background: var(--color-text);
  color: var(--color-text-inverse);
  font-size: var(--text-xs);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translate(-50%, -100%);
  transition: opacity 100ms ease;
  z-index: 20;
  white-space: nowrap;
}
.map-tooltip.show { opacity: 1; }
.map-tooltip strong { color: var(--color-text-inverse); display: block; margin-bottom: 2px; }
.map-legend {
  position: absolute;
  left: var(--space-4);
  bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  background: color-mix(in oklab, var(--color-surface) 88%, transparent);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-divider);
}
.map-legend .legend-bar {
  width: 90px;
  height: 8px;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--color-primary-highlight), var(--color-primary));
}
.map-detail {
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  min-height: 280px;
}
.map-detail-empty {
  color: var(--color-text-faint);
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  height: 100%;
  min-height: 240px;
}
.map-detail h4 { margin-bottom: var(--space-1); }
.map-detail .map-detail-type { margin-bottom: var(--space-4); }
.map-detail dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  margin-top: var(--space-4);
}
.map-detail dt { color: var(--color-text-faint); }
.map-detail dd { color: var(--color-text); margin: 0; }
@media (max-width: 800px) {
  .map-layout { grid-template-columns: 1fr; }
  .map-metric-toggle { width: 100%; overflow-x: auto; }
}