/* ============================================
   1. CSS VARIABLES & RESET
   ============================================ */
:root {
  --color-bg: #F5F3EF;
  --color-text: #1A1A1A;
  --color-text-secondary: #5A5A5A;
  --color-accent: #1B7A4A;
  --color-accent-hover: #145C38;
  --color-divider: #D4D0CA;
  --color-component-bg: #EDEAE4;
  --color-danger: #B8423A;
  --color-success: #1B7A4A;
  --color-surface: #F5F3EF;

  --font-display: 'Barlow Condensed', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --content-width: 905px;
  --component-width: 720px;
  --section-gap: clamp(3rem, 6vw, 5rem);

  --h1-size: clamp(2.25rem, 5vw, 3rem);
  --h2-size: clamp(1.5rem, 3vw, 2rem);
  --h3-size: clamp(1.15rem, 2vw, 1.375rem);
  --body-size: 1.125rem;
  --small-size: 0.8125rem;
  --mono-size: 0.9375rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #151515;
    --color-text: #E8E6E1;
    --color-text-secondary: #9A9A9A;
    --color-accent: #2EA85F;
    --color-accent-hover: #3CC074;
    --color-divider: #333;
    --color-component-bg: #1E1E1E;
    --color-danger: #D4625A;
    --color-success: #2EA85F;
    --color-surface: #1A1A1A;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--body-size);
  line-height: 1.65;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.breadcrumbs {
  margin: 45px 0px 35px;
}



/* ============================================
   2. GENERAL TYPOGRAPHY
   ============================================ */
h1, h2, h3 {
  text-align: left;
}

h1 {
  font-size: clamp(27px, 6vw, 45px);
  text-align: left;
  max-width: 950px;
  line-height: 1.5;
  margin-bottom: 35px;
}

h2, .toc-wrap__title {
  font-family: var(--font-display);
  font-size: var(--h2-size);
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.2;
  color: var(--color-text);
  margin-bottom: 1rem;
  scroll-margin-top: 2rem;
}

h3 {
  font-family: var(--font-body);
  font-size: var(--h3-size);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 0.75rem;
  scroll-margin-top: 2rem;
}

main p {
  text-align: left;
  margin-bottom: 1.1em;
  color: var(--color-text);
}

ul, ol {
  padding-left: 1.5em;
  margin-bottom: 1.1em;
}

li {
  text-align: left;
  margin-bottom: 0.4em;
}

strong {
  font-weight: 600;
}

em {
  font-style: italic;
}

blockquote {
  text-align: left;
  border-left: 3px solid var(--color-accent);
  padding-left: 1.25em;
  margin: 1.5em 0;
  color: var(--color-text-secondary);
  font-style: italic;
}

a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.2s ease;
}

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

a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 2px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5em 0;
  font-size: 0.95rem;
  table-layout: fixed;
}

thead th {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--small-size);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-align: left;
  padding: 0.75em 1em;
  border-bottom: 2px solid var(--color-divider);
  color: var(--color-text-secondary);
}

tbody td {
  text-align: left;
  padding: 0.65em 1em;
  border-bottom: 1px solid var(--color-divider);
  color: var(--color-text);
  width: 190px;
}

tbody tr:last-child td {
  border-bottom: none;
}

hr {
  border: none;
  border-top: 1px solid var(--color-divider);
  margin: 2em 0;
}

figure {
  margin: 1.5em auto;
  max-width: 100%;
}

.article-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

figcaption {
  text-align: center;
  font-size: var(--small-size);
  color: var(--color-text-secondary);
  margin-top: 0.5em;
}

img.hero-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 4px;
}

img.article-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 4px;
}

/* ============================================
   3. LAYOUT — SECTIONS ([data-content])
   ============================================ */
main {
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
  margin-bottom: 75px;
  padding: 15px;
}

[data-content] {
  max-width: var(--content-width);
  margin-left: auto;
  margin-right: auto;
  padding: 0 1.25rem;
  margin-bottom: var(--section-gap);
}

[data-content] p:last-child {
  margin-bottom: 0;
}

/* ============================================
   4. COMPONENTS
   ============================================ */

/* --- info-box --- */
.info-box {
  border-left: 4px solid var(--color-accent);
  background: var(--color-component-bg);
  padding: 24px 28px;
  border-radius: 0;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

.info-box p {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--color-text);
  text-align: left;
  background: transparent;
}

.info-box p strong {
  font-family: var(--font-body);
  font-size: var(--small-size);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  display: block;
  margin-bottom: 0.5em;
}

/* --- odds-example --- */
.odds-example {
  background: #1A1A1A;
  color: #F5F3EF;
  padding: 32px;
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.12);
}

.odds-example p {
  text-align: center;
  color: #F5F3EF;
  background: transparent;
  margin-bottom: 0.5em;
}

.odds-example p strong {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  color: #F5F3EF;
}

.odds-example p:nth-child(2) {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  color: #2EA85F;
  font-weight: 400;
}

.odds-example p:nth-child(n+3) {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: #A0A0A0;
}

@media (prefers-color-scheme: dark) {
  .odds-example {
    background: #0D0D0D;
    color: #F5F3EF;
  }
  .odds-example p {
    color: #F5F3EF;
  }
  .odds-example p strong {
    color: #F5F3EF;
  }
  .odds-example p:nth-child(2) {
    color: #3CC074;
  }
  .odds-example p:nth-child(n+3) {
    color: #888;
  }
}

/* --- callout --- */
.callout {
  border: 2px solid var(--color-danger);
  padding: 24px 28px;
  background: transparent;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
  position: relative;
}

.callout p {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  color: var(--color-text);
  text-align: left;
  background: transparent;
}

.callout p strong {
  color: var(--color-danger);
}

/* --- card-grid --- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
}

.card-grid > div {
  background: var(--color-component-bg);
  padding: 24px;
  border-radius: 4px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card-grid > div:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.card-grid p {
  text-align: left;
  color: var(--color-text);
  background: transparent;
}

.card-grid p strong {
  font-size: var(--small-size);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-accent);
  display: block;
  margin-bottom: 0.4em;
}

/* --- comparison --- */
.comparison {
  display: flex;
  gap: 24px;
}

.comparison > div {
  flex: 1;
  padding: 24px;
  background: var(--color-component-bg);
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

.comparison > div:first-child {
  border-top: 3px solid var(--color-accent);
}

.comparison > div:last-child {
  border-top: 3px solid var(--color-text-secondary);
}

.comparison p {
  text-align: left;
  color: var(--color-text);
  background: transparent;
}

.comparison p strong {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  text-transform: uppercase;
  color: var(--color-text);
  display: block;
  margin-bottom: 0.5em;
}

.comparison ul {
  list-style: disc;
  padding-left: 1.25em;
}

.comparison li {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  text-align: left;
}

@media (max-width: 600px) {
  .comparison {
    flex-direction: column;
  }
}

/* --- key-takeaway --- */
.key-takeaway {
  border-top: 3px solid var(--color-text);
  padding-top: 20px;
}

.key-takeaway p {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.25rem, 2.5vw, 1.625rem);
  line-height: 1.3;
  color: var(--color-text);
  text-align: left;
  background: transparent;
}

/* --- fun-fact --- */
.fun-fact {
  position: relative;
  padding-left: 1.5em;
}

.fun-fact::before {
  content: '\2014';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.fun-fact p {
  font-style: italic;
  color: var(--color-text-secondary);
  text-align: left;
  background: transparent;
}

/* --- glossary-term --- */
.glossary-term {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.glossary-term p {
  margin-bottom: 0;
  text-align: left;
  background: transparent;
}

.glossary-term p strong,
.glossary-term code {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  background: transparent;
}

.glossary-term p:last-child {
  color: var(--color-text-secondary);
}

@media (max-width: 600px) {
  .glossary-term {
    flex-direction: column;
    gap: 4px;
  }
}

/* --- dos-donts --- */
.dos-donts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.dos-donts > div {
  padding: 20px;
}

.dos-donts > div:first-child {
  border-top: 3px solid var(--color-success);
}

.dos-donts > div:last-child {
  border-top: 3px solid var(--color-danger);
}

.dos-donts p {
  text-align: left;
  color: var(--color-text);
  background: transparent;
}

.dos-donts p strong {
  font-family: var(--font-body);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.dos-donts > div:first-child p strong {
  color: var(--color-success);
}

.dos-donts > div:last-child p strong {
  color: var(--color-danger);
}

.dos-donts ul {
  padding-left: 1.25em;
  list-style: disc;
}

.dos-donts li {
  font-size: 1rem;
  color: var(--color-text);
  text-align: left;
}

@media (max-width: 600px) {
  .dos-donts {
    grid-template-columns: 1fr;
  }
}

/* --- pre-bet-checklist --- */
.pre-bet-checklist p strong {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  font-size: 0.9375rem;
  display: block;
  margin-bottom: 0.75em;
}

.pre-bet-checklist p {
  text-align: left;
  background: transparent;
  color: var(--color-text);
}

.pre-bet-checklist ul {
  border-left: 2px solid var(--color-divider);
  padding-left: 1.75em;
  list-style: none;
  position: relative;
}

.pre-bet-checklist li {
  position: relative;
  padding: 0.35em 0;
  font-size: 1rem;
  color: var(--color-text);
  text-align: left;
}

.pre-bet-checklist li::before {
  content: '\2610';
  position: absolute;
  left: -1.65em;
  color: var(--color-accent);
  background: var(--color-bg);
  padding: 0 2px;
}

/* --- at-a-glance   table --- */
.at-a-glance {
    display: flex;
    background: var(--color-component-bg);
    padding: 20px 0;
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
    max-width: 100%;
    overflow-x: auto;
}

.at-a-glance > div {
  flex: 1;
  padding: 16px 24px;
  border-right: 1px solid var(--color-divider);
}

.at-a-glance > div:last-child {
  border-right: none;
}

.at-a-glance p {
  text-align: center;
  color: var(--color-text);
  background: transparent;
  margin-bottom: 0.25em;
}

.at-a-glance p strong {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--small-size);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text);
}

@media (max-width: 600px) {
  .at-a-glance {
    flex-direction: column;
  }
  .at-a-glance > div {
    border-right: none;
    border-bottom: 1px solid var(--color-divider);
  }
  .at-a-glance > div:last-child {
    border-bottom: none;
  }
}


/*==================== table ====================*/
caption {
    padding-left: 35px;
    border-bottom: 1.5px solid #1A1A1A;
    box-shadow: 0 0 0 0 #333;
}

/* .at-a-glance table:nth-child(2) {
    border-right: 1px solid #333;
}

.at-a-glance table:nth-child(3) {
    border-left: 1px solid #333;
} */

.tableBody {
    vertical-align: top;
}
 
/* --- worked-example --- */
.worked-example {
  background: var(--color-component-bg);
  padding: 32px;
  border-radius: 4px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

.worked-example p {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--color-text);
  text-align: left;
  background: transparent;
  margin-bottom: 0.75em;
}

.worked-example p strong {
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--color-text);
}

.worked-example p:first-child strong {
  font-size: 1rem;
  display: block;
  margin-bottom: 0.75em;
}

.worked-example hr {
  border-top: 1px dashed var(--color-divider);
  margin: 12px 0;
}

.worked-example .step-arrow {
  color: var(--color-accent);
  font-size: 1.25rem;
  text-align: center;
  margin: 12px 0;
}

/* --- section-bridge --- */
.section-bridge {
  text-align: center;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.9375rem;
  font-style: italic;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  padding: 16px 0;
  margin: 48px auto;
  max-width: 600px;
  
}

.section-bridge p {
  text-align: center;
  color: var(--color-text-secondary);
  background: transparent;
  margin-bottom: 0;
}

/* ============================================
   5. HERO SECTION
   ============================================ */
[data-content="hero"] {
  max-width: none;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  padding: 0;
  margin-bottom: var(--section-gap);
  position: relative;
  background: var(--color-bg);
  overflow: hidden;
}

.hero-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: clamp(3rem, 8vw, 6rem) 1.25rem clamp(2rem, 4vw, 3rem);
  position: relative;
  z-index: 2;
  text-align: center;
}

/* Hero glow */
[data-content="hero"]::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 80% at 65% 50%, rgba(27,122,74,0.06), transparent 70%);
  pointer-events: none;
  z-index: 0;
}



@media (prefers-color-scheme: dark) {
  [data-content="hero"]::before {
    background: radial-gradient(ellipse 70% 80% at 65% 50%, rgba(46,168,95,0.05), transparent 70%);
  }
}

.rubric {
  font-family: var(--font-body);
  font-size: var(--small-size);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: 1rem;
  text-align: center;
}

[data-content="hero"] h1 {
  font-family: var(--font-display);
  font-size: var(--h1-size);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.1;
  color: var(--color-text);
  margin-bottom: 1rem;
  text-align: center;
}

.subtitle {
  font-family: var(--font-body);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
  text-align: center;
}

.hero-rule {
  width: 60px;
  height: 3px;
  background: var(--color-accent);
  border: none;
  margin: 0 auto 1.5rem;
}

.meta {
  font-family: var(--font-body);
  font-size: var(--small-size);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.meta time {
  color: var(--color-text-secondary);
}

.badge {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  padding: 3px 10px;
  border-radius: 2px;
}

[data-content="hero"] figure {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

[data-content="hero"] figure img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 4px;
}

/* ============================================
   5b. TOC — Vertical list variant
   ============================================ */
[data-content="toc"] {
  max-width: var(--content-width);
  border: 1px solid var(--color-divider);
  padding: 2rem 2rem 1.5rem;
  border-radius: 4px;
  background: var(--color-surface);
}

[data-content="toc"] p {
  font-family: var(--font-display);
  font-size: var(--small-size);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
  margin-bottom: 1rem;
  text-align: left;
}

[data-content="toc"] nav ul {
  list-style: none;
  padding-left: 0;
  margin-bottom: 0;
}

[data-content="toc"] nav > ul > li {
  margin-bottom: 0.5em;
}

[data-content="toc"] nav > ul > li > a {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.2s ease;
}

[data-content="toc"] nav > ul > li > a:hover {
  color: var(--color-accent);
}

[data-content="toc"] nav ul ul {
  padding-left: 1.25em;
  margin-top: 0.35em;
  margin-bottom: 0.5em;
}

[data-content="toc"] nav ul ul li {
  margin-bottom: 0.3em;
}

[data-content="toc"] nav ul ul a {
  font-weight: 400;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
}

[data-content="toc"] nav ul ul a:hover {
  color: var(--color-accent);
}

.start-reading {
  display: inline-block;
  margin-top: 1.25rem;
  font-family: var(--font-body);
  font-size: var(--small-size);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-bg);
  background: var(--color-accent);
  padding: 10px 24px;
  border-radius: 2px;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.15s ease;
}

.start-reading:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  color: var(--color-bg);
}

@media (prefers-color-scheme: dark) {
  .start-reading {
    color: #151515;
    background: var(--color-accent);
  }
  .start-reading:hover {
    color: #151515;
    background: var(--color-accent-hover);
  }
}

/* ============================================
   6. FAQ ACCORDION
   ============================================ */
details {
  border-bottom: 1px solid var(--color-divider);
  interpolate-size: allow-keywords;
}

summary {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.0625rem;
  padding: 1em 2em 1em 0;
  cursor: pointer;
  position: relative;
  list-style: none;
  color: var(--color-text);
  transition: color 0.2s ease;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--color-text-secondary);
  transition: transform 0.3s ease;
}

details[open] summary::after {
  content: '\2212';
}

summary:hover {
  color: var(--color-accent);
}

summary:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Modern ::details-content animation */
::details-content {
  opacity: 0;
  block-size: 0;
  overflow: hidden;
  transition: opacity 0.3s ease, block-size 0.3s ease, content-visibility 0.3s ease allow-discrete;
}

details[open]::details-content {
  opacity: 1;
  block-size: auto;
}

/* Fallback for older browsers */
@supports not selector(::details-content) {
  details[open] > *:not(summary) {
    animation: faq-fade-in 0.3s ease forwards;
  }
  @keyframes faq-fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
  }
}

details div p {
  padding-bottom: 1em;
  text-align: left;
  color: var(--color-text);
}


footer ul {
    padding: 0;
}

/* ============================================
   8. MEDIA QUERIES
   ============================================ */
@media (max-width: 768px) {
  [data-content] {
    padding: 0 1rem;
  }

  .hero-inner {
    padding: clamp(2rem, 6vw, 4rem) 1rem clamp(1.5rem, 3vw, 2rem);
  }

  [data-content="hero"] figure {
    padding: 0 1rem;
  }

  [data-content="toc"] {
    padding: 1.5rem;
  }

  .meta {
    flex-direction: column;
    gap: 0.5rem;
  }

  .comparison {
    flex-direction: column;
  }

  .dos-donts {
    grid-template-columns: 1fr;
  }

  .at-a-glance {
    flex-direction: column;
  }
  .at-a-glance > div {
    border-right: none;
    border-bottom: 1px solid var(--color-divider);
  }
  .at-a-glance > div:last-child {
    border-bottom: none;
  }
}

@media (max-width: 480px) {
  :root {
    --body-size: 1rem;
  }

  .hero-inner {
    padding: 2rem 1rem 1.5rem;
  }

  .odds-example {
    padding: 24px 20px;
  }

  .worked-example {
    padding: 24px 20px;
  }

  [data-content="toc"] nav ul ul {
    padding-left: 0.75em;
  }
}