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

:root {
  --bg: #f0fdf4;
  --bg-alt: #dcfce7;
  --primary: #16a34a;
  --secondary: #1e40af;
  --accent: #ea580c;
  --text: #1a1a2e;
  --text-muted: #6b7280;
  --border: #d1d5db;
  --sidebar-width: 240px;
  --font-main: 'Kanit', sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  min-height: 100vh;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s;
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  padding-left: 1.5rem;
}

/* ========== LAYOUT: SIDEBAR + MAIN ========== */
.site-wrapper {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-alt);
  border-right: 3px solid var(--primary);
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 100;
  display: flex;
  flex-direction: column;
}

.sidebar-brand {
  padding: 1.25rem 1rem;
  border-bottom: 3px solid var(--primary);
  text-align: center;
}

.sidebar-brand h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.5px;
}

.sidebar-brand span {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: block;
  margin-top: 0.15rem;
}

.sidebar-nav {
  flex: 1;
  padding: 0.75rem 0;
}

.sidebar-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-nav li {
  border-bottom: 1px solid var(--border);
}

.sidebar-nav a {
  display: block;
  padding: 0.7rem 1.25rem;
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
  transition: background-color 0.2s, color 0.2s;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
  background-color: var(--primary);
  color: #fff;
  text-decoration: none;
}

.sidebar-cta {
  padding: 1rem;
  border-top: 3px solid var(--primary);
}

.sidebar-cta .btn-cta {
  display: block;
  width: 100%;
  text-align: center;
  padding: 0.65rem 0.5rem;
  background-color: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  border: 3px solid var(--accent);
  text-decoration: none;
  transition: background-color 0.2s;
}

.sidebar-cta .btn-cta:hover {
  background-color: #c2410c;
  text-decoration: none;
  color: #fff;
}

/* MAIN CONTENT */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-width: 0;
}

.page-header {
  background-color: var(--primary);
  color: #fff;
  padding: 2rem 2rem 1.5rem;
  border-bottom: 4px solid var(--secondary);
}

.page-header h1 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.page-header p {
  font-size: 1rem;
  opacity: 0.9;
}

.page-body {
  padding: 2rem;
  max-width: 900px;
}

.page-body h2 {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--primary);
  margin: 2rem 0 0.75rem;
  border-left: 5px solid var(--accent);
  padding-left: 0.75rem;
}

.page-body h3 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--secondary);
  margin: 1.5rem 0 0.5rem;
}

.page-body p {
  margin-bottom: 1rem;
}

.page-body ul, .page-body ol {
  margin-bottom: 1rem;
}

.page-body li {
  margin-bottom: 0.4rem;
}

/* ========== HAMBURGER (MOBILE) ========== */
.hamburger {
  display: none;
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 200;
  background-color: var(--primary);
  color: #fff;
  border: 3px solid var(--primary);
  padding: 0.45rem 0.65rem;
  font-size: 1.5rem;
  cursor: pointer;
  font-family: var(--font-main);
  font-weight: 700;
  line-height: 1;
}

.overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 90;
}

.overlay.active {
  display: block;
}

/* ========== COMPONENTS ========== */

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0;
}

.card {
  background: #fff;
  border: 3px solid var(--border);
  padding: 1.25rem;
  transition: border-color 0.2s;
}

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

.card h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

.card p {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: 0.75rem;
}

/* Hero banner */
.hero-banner {
  background-color: var(--secondary);
  color: #fff;
  padding: 2.5rem 2rem;
  text-align: center;
  border-bottom: 4px solid var(--accent);
}

.hero-banner h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.hero-banner p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 1.25rem;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
}

.hero-banner .btn-cta {
  display: inline-block;
  background-color: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  padding: 0.75rem 2rem;
  border: 3px solid var(--accent);
  text-decoration: none;
  transition: background-color 0.2s;
}

.hero-banner .btn-cta:hover {
  background-color: #c2410c;
  color: #fff;
  text-decoration: none;
}

/* Inline CTA */
.cta-inline {
  background-color: var(--bg-alt);
  border: 3px solid var(--primary);
  padding: 1.5rem;
  text-align: center;
  margin: 2rem 0;
}

.cta-inline p {
  font-size: 1.05rem;
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.cta-inline .btn-cta {
  display: inline-block;
  background-color: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 1.05rem;
  padding: 0.65rem 1.75rem;
  border: 3px solid var(--accent);
  text-decoration: none;
  transition: background-color 0.2s;
}

.cta-inline .btn-cta:hover {
  background-color: #c2410c;
  color: #fff;
  text-decoration: none;
}

/* Stats table */
.stats-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.5rem;
}

.stats-table th, .stats-table td {
  border: 2px solid var(--border);
  padding: 0.6rem 0.85rem;
  text-align: left;
  font-size: 0.93rem;
}

.stats-table th {
  background-color: var(--bg-alt);
  color: var(--primary);
  font-weight: 700;
}

.stats-table tr:nth-child(even) {
  background-color: #f9fafb;
}

/* Odds highlight */
.odds-highlight {
  background-color: var(--bg-alt);
  border-left: 5px solid var(--accent);
  padding: 1rem 1.25rem;
  margin: 1.25rem 0;
}

.odds-highlight strong {
  color: var(--accent);
}

/* Blog post meta */
.post-meta {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

/* Article image */
.article-img {
  margin: 1.25rem 0;
  border: 3px solid var(--border);
}

/* Steps list */
.steps-list {
  counter-reset: step;
  list-style: none;
  padding-left: 0;
}

.steps-list li {
  counter-increment: step;
  padding: 0.75rem 1rem 0.75rem 3rem;
  border: 2px solid var(--border);
  margin-bottom: 0.65rem;
  position: relative;
}

.steps-list li::before {
  content: counter(step);
  position: absolute;
  left: 0.75rem;
  top: 0.75rem;
  background-color: var(--primary);
  color: #fff;
  font-weight: 700;
  width: 1.6rem;
  height: 1.6rem;
  text-align: center;
  line-height: 1.6rem;
  font-size: 0.9rem;
}

/* Promo card */
.promo-card {
  background: #fff;
  border: 3px solid var(--primary);
  padding: 1.5rem;
  margin-bottom: 1.25rem;
}

.promo-card h3 {
  color: var(--primary);
  margin-bottom: 0.35rem;
}

.promo-card .promo-badge {
  display: inline-block;
  background-color: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0.15rem 0.6rem;
  margin-bottom: 0.5rem;
}

/* Footer */
.site-footer {
  background-color: var(--bg-alt);
  border-top: 3px solid var(--primary);
  padding: 1.5rem 2rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

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

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .hamburger {
    display: block;
  }

  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
  }

  .page-header {
    padding-top: 3rem;
  }

  .hero-banner {
    padding-top: 3.5rem;
  }

  .page-body {
    padding: 1.25rem;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .hero-banner h1 {
    font-size: 1.5rem;
  }
}