/* Country Draw design system · macrostructure: Unified Card Layout
 * theme: Modern Minimal · paper: #F8F9FA light · accent: warm orange
 * nav: N1a Minimal · footer: Ft1 Minimal Statement
 * Shared stylesheet for country landing pages (/countries/{slug}/).
 * Extracted from the homepage (src/pages/_home/vexle.astro) so every page
 * shares one design system.
 */

/* === COUNTRY DRAW DESIGN TOKENS === */
:root {
  /* Colors - Country Draw palette */
  --color-paper: #F8F9FA;
  --color-card: #FFFFFF;
  --color-border: #E8E8E8;
  --color-border-light: #F0F0F0;
  --color-text: #1A1A1A;
  --color-text-medium: #4A4A4A;
  --color-text-light: #888888;
  --color-accent: #E9A568;
  --color-accent-hover: #D89558;
  --color-button-black: #1A1A1A;
  --color-button-black-hover: #000000;

  /* Spacing - 4pt scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;

  /* Typography */
  --font-sans: system-ui, -apple-system, 'Segoe UI', sans-serif;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Shadows */
  --shadow-card: 0 1px 3px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
  --shadow-button: 0 2px 8px rgba(0,0,0,0.12);
}

/* === BASE RESET === */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background: var(--color-paper);
  color: var(--color-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* === COUNTRY DRAW NAV === */
.cd-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) var(--space-2xl);
  background: transparent;
}

.cd-nav__wordmark {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.cd-nav__links {
  display: flex;
  gap: var(--space-lg);
}

.cd-nav__link {
  font-size: var(--text-sm);
  color: var(--color-text-medium);
  text-decoration: none;
  transition: color 0.15s ease;
}

.cd-nav__link:hover {
  color: var(--color-text);
}

/* === MAIN CONTAINER === */
.cd-main {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 var(--space-lg) var(--space-2xl);
}

/* === UNIFIED GAME CARD === */
.cd-game-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow: var(--shadow-card);
  margin-bottom: var(--space-2xl);
}

/* === CARD HEADER === */
.cd-card-header {
  margin-bottom: var(--space-xl);
}

.cd-eyebrow {
  display: block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
}

.cd-title {
  font-size: var(--text-3xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.cd-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-medium);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.cd-daily-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  background: var(--color-paper);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
}

/* === MODE TABS === */
.cd-tabs {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.cd-tab {
  padding: 0.5rem 1rem;
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-medium);
  cursor: pointer;
  transition: all 0.15s ease;
}

.cd-tab:hover {
  background: var(--color-paper);
  color: var(--color-text);
}

.cd-tab--active {
  background: var(--color-paper);
  color: var(--color-text);
  font-weight: 600;
}

/* === CANVAS === */
.cd-canvas-container {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  background: #FAFAFA;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-lg);
  overflow: hidden;
}

#drawCanvas {
  width: 100%;
  height: 100%;
  cursor: crosshair;
  touch-action: none;
}

.cd-canvas-hint {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.375rem 0.75rem;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  color: var(--color-accent);
  pointer-events: none;
}

.cd-hint-icon {
  font-weight: 700;
}

/* === TOOL PALETTE (Color Picker) === */
.cd-tool-palette {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  padding: var(--space-md);
  background: var(--color-paper);
  border-radius: var(--radius-md);
}

.cd-color-btn {
  width: 36px;
  height: 36px;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
}

.cd-color-btn:hover {
  transform: scale(1.05);
}

.cd-color-btn--active {
  border-color: var(--color-text);
  box-shadow: 0 0 0 2px var(--color-card);
}

/* === ICON TOOLS ROW === */
.cd-tools {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.cd-tool {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  cursor: pointer;
  transition: all 0.15s ease;
}

.cd-tool:hover {
  background: var(--color-card);
  border-color: var(--color-text-medium);
  transform: scale(0.95);
}

/* === SIZE SLIDER === */
.cd-size-control {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  padding: var(--space-md);
  background: var(--color-paper);
  border-radius: var(--radius-md);
}

.cd-size-label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-medium);
  min-width: 40px;
}

.cd-slider {
  flex: 1;
  height: 4px;
  background: var(--color-border);
  border-radius: 999px;
  outline: none;
  cursor: pointer;
}

.cd-size-value {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  min-width: 24px;
  text-align: right;
}

/* === SUBMIT BUTTON === */
.cd-submit {
  width: 100%;
  padding: 1rem;
  background: var(--color-button-black);
  color: var(--color-card);
  border: none;
  border-radius: var(--radius-lg);
  font-size: var(--text-base);
  font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-button);
}

.cd-submit:hover {
  background: var(--color-button-black-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.18);
}

.cd-submit:active {
  transform: translateY(0);
}

/* === RESULT MODAL === */
.cd-result-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: var(--space-lg);
}

.cd-result-content {
  background: var(--color-card);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  max-width: 500px;
  width: 100%;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.cd-result-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-lg);
}

.cd-close-btn {
  width: 32px;
  height: 32px;
  background: var(--color-paper);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--text-xl);
  color: var(--color-text-medium);
  cursor: pointer;
  transition: all 0.15s ease;
}

.cd-close-btn:hover {
  background: var(--color-border);
  color: var(--color-text);
}

.cd-no-data {
  background: var(--color-paper);
  border: 1px dashed var(--color-accent);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  color: var(--color-text-medium);
  font-size: var(--text-base);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
}

.cd-no-data .cd-no-data-country {
  color: var(--color-text);
  font-weight: 600;
}

.cd-comparison {
  margin-bottom: var(--space-lg);
}

#comparisonCanvas {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.cd-comparison-label {
  font-size: var(--text-sm);
  color: var(--color-text-medium);
  text-align: center;
  margin-top: var(--space-sm);
}

.cd-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.cd-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-md);
  background: var(--color-paper);
  border-radius: var(--radius-md);
}

.cd-stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  margin-bottom: var(--space-xs);
}

.cd-stat-value {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
}

.cd-result-actions {
  display: flex;
  gap: var(--space-md);
}

.cd-action-btn {
  flex: 1;
  padding: 0.875rem;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.cd-action-btn--primary {
  background: var(--color-button-black);
  color: var(--color-card);
}

.cd-action-btn--primary:hover {
  background: var(--color-button-black-hover);
}

.cd-action-btn--secondary {
  background: var(--color-paper);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.cd-action-btn--secondary:hover {
  background: var(--color-border);
}

/* === COUNTRIES SECTION === */
.cd-countries-section {
  margin-top: var(--space-2xl);
}

.cd-section-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-xl);
  text-align: center;
}

.cd-section-note {
  text-align: center;
  margin: calc(-1 * var(--space-md)) 0 var(--space-xl);
}

.cd-section-link {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s ease;
}

.cd-section-link:hover {
  border-bottom-color: var(--color-accent);
}

.cd-country-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

.cd-country-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-lg);
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: all 0.15s ease;
}

.cd-country-card:hover {
  border-color: var(--color-text);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.cd-country-code {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-light);
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xs);
}

.cd-country-name {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
  text-align: center;
}

.cd-country-difficulty {
  font-size: var(--text-sm);
  color: var(--color-accent);
}

/* === FOOTER === */
.cd-footer {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.cd-footer-text {
  font-size: var(--text-sm);
  color: var(--color-text-medium);
  margin-bottom: var(--space-md);
}

.cd-footer-links {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-md);
}

.cd-footer-links a {
  font-size: var(--text-sm);
  color: var(--color-text-medium);
  text-decoration: none;
  transition: color 0.15s ease;
}

.cd-footer-links a:hover {
  color: var(--color-text);
}

.cd-footer-copyright {
  font-size: var(--text-xs);
  color: var(--color-text-light);
}

/* === COUNTRY GRID: coming-soon (non-link) state === */
.cd-country-card--soon {
  cursor: default;
  opacity: 0.55;
  color: var(--color-text-light);
}

.cd-country-card--soon:hover {
  border-color: var(--color-border);
  transform: none;
  box-shadow: none;
}

/* === INTERNAL LINK CARDS (SEO anchor-text links on country pages) === */
.cd-link-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-md);
  margin: var(--space-md) 0;
}

.cd-link-card {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  text-align: center;
  transition: all 0.15s ease;
}

.cd-link-card:hover {
  border-color: var(--color-text);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

/* Non-link placeholder card (state page: adjacent state not live yet) */
.cd-link-card--soon {
  cursor: default;
  opacity: 0.55;
  color: var(--color-text-light);
}

.cd-link-card--soon:hover {
  border-color: var(--color-border);
  transform: none;
  box-shadow: none;
}

/* === SEO CONTENT ZONE === */
.cd-content-zone {
  max-width: 720px;
  margin: 0 auto;
}

.cd-content-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.cd-step {
  margin-bottom: var(--space-lg);
}

.cd-step h3 {
  margin-bottom: var(--space-xs);
}

.cd-content-container .content-section h2 {
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.cd-content-container .content-section h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.cd-content-container .content-section p {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text-medium);
  margin-bottom: var(--space-md);
}

.cd-content-container .content-section a {
  color: var(--color-accent);
  text-decoration: underline;
}

.cd-content-container .content-section ul {
  margin: 0 auto var(--space-lg);
  padding-left: var(--space-xl);
  max-width: 65ch;
}

.cd-content-container .content-section li {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text-medium);
  margin-bottom: var(--space-sm);
}

.cd-content-container .content-section li strong {
  color: var(--color-text);
}

.cd-content-container .benefit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-md);
  margin: var(--space-md) 0;
}

.cd-content-container .benefit-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.cd-content-container .instruction-grid {
  display: grid;
  gap: var(--space-md);
  margin: var(--space-md) 0;
}

.cd-content-container .instruction-item {
  display: flex;
  gap: var(--space-md);
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.cd-content-container .instruction-number {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  font-variant-numeric: tabular-nums;
}

.cd-content-container .faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.cd-content-container .faq-item dt {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.cd-content-container .faq-item dd {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text-medium);
  margin-bottom: var(--space-sm);
}

/* Memory mnemonic callout — accent-tinted block, one per gold-standard page */
.cd-content-container .cd-mnemonic {
  background: rgba(233, 165, 104, 0.10);
  border: 1px solid var(--color-accent);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.cd-content-container .cd-mnemonic__label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-hover);
  margin-bottom: var(--space-sm);
}

.cd-content-container .cd-mnemonic p {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text);
  margin: 0;
}

/* Country Quick Facts card — scannable fact reference, first block of the content zone */
.cd-content-container .quick-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-sm);
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-top: var(--space-md);
}

.cd-content-container .quick-facts__row {
  padding: var(--space-sm) var(--space-md);
  background: rgba(233, 165, 104, 0.06);
  border-radius: var(--radius-md);
}

.cd-content-container .quick-facts__row dt {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-hover);
  margin-bottom: var(--space-xs);
}

.cd-content-container .quick-facts__row dd {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  margin: 0;
}

.cd-content-container .quick-facts__row dd a {
  color: var(--color-accent);
  text-decoration: underline;
}

/* === SR-ONLY UTILITY === */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* === SKIP LINK === */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-accent);
  color: var(--color-card);
  padding: var(--space-sm) var(--space-md);
  text-decoration: none;
  z-index: 100;
}

.skip-link:focus {
  top: 0;
}

/* === ADSTERRA FLOATING ADS (left skyscraper / right banner) === */
/* 悬浮在居中的 600px 内容列两侧的留白里,不占用布局空间。
   页面过窄时隐藏,避免盖住画板;wrapper 本身 pointer-events:none,
   只有广告 iframe 可点击,空白区不挡鼠标。
   左右广告位尺寸不同:左侧 skyscraper 160px 宽,右侧 banner 300px 宽。 */
.ad-skyscraper {
  position: fixed;
  top: 0;
  height: 100vh;
  width: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  pointer-events: none;
}

.ad-skyscraper--left {
  left: 0;
}

/* 左列两块广告:上下各一块,成对垂直居中(两块之间留 12px 间距)。 */
.ad-skyscraper--left-top,
.ad-skyscraper--left-bottom {
  left: 0;
  top: 50%;
  height: auto;
}

.ad-skyscraper--left-top {
  transform: translateY(calc(-100% - 12px));
}

.ad-skyscraper--left-bottom {
  transform: translateY(12px);
}

.ad-skyscraper--right {
  right: 0;
  width: 300px; /* 右侧为 300x250 banner */
}

/* 顶部通栏:在页面流内(非 fixed),居中,最多 728px 宽。
   窄屏(见下方 @media)与两侧广告一起隐藏,避免 728px iframe 在手机上撑破页面。 */
.ad-skyscraper--top {
  position: relative;
  top: auto;
  height: auto;
  width: 100%;
  max-width: 728px;
  margin: var(--space-lg) auto;
}

.ad-skyscraper iframe {
  pointer-events: auto;
}

/* 窄屏(内容列 600px + 左 160px + 右 300px 放不下)时隐藏两侧广告。
   300px 横幅要求视口至少 ~1248px 才不压到内容,断点取 1249px。 */
@media (max-width: 1249px) {
  .ad-skyscraper {
    display: none;
  }
}

/* === MOBILE RESPONSIVE === */
@media (max-width: 768px) {
  .cd-nav {
    padding: var(--space-md) var(--space-lg);
  }

  .cd-main {
    padding: 0 var(--space-md) var(--space-xl);
  }

  .cd-game-card {
    padding: var(--space-lg);
  }

  .cd-title {
    font-size: var(--text-2xl);
  }

  .cd-tabs {
    flex-direction: column;
  }

  .cd-country-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--space-sm);
  }

  .cd-content-container .benefit-grid {
    grid-template-columns: 1fr;
  }

  .cd-content-container .content-section h2 {
    font-size: var(--text-xl);
  }

  .cd-link-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}