/* ============================================================
   Bankroll Zen — Design System
   ============================================================ */

:root {
  --bg-dark: #0d0d0d;
  --bg-dark-2: #161616;
  --surface: #ffffff;
  --surface-2: #f9f8f5;
  --accent: #c9982a;
  --accent-dark: #a87e22;
  --accent-light: #f5e9c9;
  --text: #1a1a1a;
  --text-muted: #6b7280;
  --text-light: #ffffff;
  --border: #e5e7eb;
  --border-dark: #2a2a2a;

  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --max-w: 1200px;
  --content-w: 760px;

  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;

  --shadow: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.14);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font); color: var(--text); background: var(--surface); line-height: 1.6; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---- Utilities ---- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.content-container { max-width: var(--content-w); margin: 0 auto; padding: 0 24px; }
.accent { color: var(--accent); }
.text-muted { color: var(--text-muted); }
.section { padding: 80px 0; }
.section--dark { background: var(--bg-dark); color: var(--text-light); }
.section--alt { background: var(--surface-2); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--r-sm);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}
.btn--primary {
  background: var(--accent);
  color: #fff;
}
.btn--primary:hover { background: var(--accent-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn--outline {
  background: transparent;
  color: var(--text-light);
  border: 1.5px solid rgba(255,255,255,0.3);
}
.btn--outline:hover { border-color: var(--accent); color: var(--accent); }
.btn--outline-dark {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border);
}
.btn--outline-dark:hover { border-color: var(--accent); color: var(--accent); }

.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--accent-light);
  color: var(--accent-dark);
}

/* ---- Navigation ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13,13,13,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-dark);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav__logo-text {
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav__links a {
  color: rgba(255,255,255,0.75);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.15s;
}
.nav__links a:hover { color: var(--accent); }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.2s;
}

@media (max-width: 768px) {
  .nav__toggle { display: flex; }
  .nav__links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--bg-dark);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border-dark);
  }
  .nav__links.open { display: flex; }
}

/* ---- Hero ---- */
.hero {
  background: var(--bg-dark);
  padding: 100px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(201,152,42,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero__eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.hero__title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1.1;
  max-width: 760px;
  margin: 0 auto 20px;
}

.hero__sub {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.6);
  max-width: 520px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---- Category Cards ---- */
.categories {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1rem;
  max-width: 500px;
  margin: 0 auto;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.category-card {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r-lg);
  padding: 32px 28px;
  transition: all 0.2s;
  cursor: pointer;
}

.category-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.category-card__icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.category-card__title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.category-card__desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.category-card__link {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ---- Post Cards ---- */
.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}

.post-card {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: all 0.2s;
}

.post-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.post-card__image {
  width: 100%;
  height: 200px;
  background: var(--surface-2);
  object-fit: cover;
}

.post-card__image-placeholder {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, var(--bg-dark-2), #222);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.post-card__body {
  padding: 24px;
}

.post-card__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.post-card__date {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.post-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.post-card__excerpt {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ---- Category Page ---- */
.category-hero {
  background: var(--bg-dark);
  padding: 72px 0 64px;
  color: #fff;
}

.category-hero__tag {
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.category-hero__title {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  line-height: 1.1;
}

.category-hero__desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.6);
  max-width: 560px;
  line-height: 1.7;
}

/* ---- Blog Post / Article ---- */
.post-header {
  background: var(--bg-dark);
  padding: 72px 0 64px;
  color: #fff;
}

.post-header__category {
  margin-bottom: 16px;
}

.post-header__title {
  font-size: clamp(1.75rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 20px;
  max-width: 700px;
}

.post-header__meta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
}

.post-header__meta span { display: flex; align-items: center; gap: 6px; }

.post-body {
  padding: 64px 0;
}

/* Answer-first box — AEO key element */
.tldr {
  background: var(--accent-light);
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  padding: 24px 28px;
  margin-bottom: 40px;
}

.tldr__label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-dark);
  margin-bottom: 8px;
}

.tldr p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  font-weight: 500;
}

/* Affiliate CTA box */
.affiliate-cta {
  background: var(--bg-dark);
  border-radius: var(--r-lg);
  padding: 28px 32px;
  margin: 40px 0;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.affiliate-cta__info { flex: 1; min-width: 200px; }

.affiliate-cta__label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}

.affiliate-cta__product {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.affiliate-cta__price {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.55);
}

.affiliate-cta__btn {
  background: var(--accent);
  color: #fff;
  padding: 12px 24px;
  border-radius: var(--r-sm);
  font-size: 0.875rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background 0.2s;
}
.affiliate-cta__btn:hover { background: var(--accent-dark); }

/* Article prose */
.prose h2 {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 48px 0 16px;
  padding-top: 8px;
}

.prose h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 32px 0 12px;
}

.prose p { margin-bottom: 20px; font-size: 1.0rem; line-height: 1.8; }

.prose ul, .prose ol {
  margin: 0 0 20px 24px;
  list-style: initial;
}
.prose li { margin-bottom: 8px; line-height: 1.7; }

.prose strong { font-weight: 700; }

.prose a { color: var(--accent); text-decoration: underline; }
.prose a:hover { color: var(--accent-dark); }

.prose blockquote {
  border-left: 3px solid var(--accent);
  margin: 24px 0;
  padding: 16px 24px;
  background: var(--surface-2);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  font-style: italic;
  color: var(--text-muted);
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.9rem;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--border);
}

.prose th {
  background: var(--bg-dark);
  color: #fff;
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.prose td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.prose tr:last-child td { border-bottom: none; }
.prose tr:nth-child(even) td { background: var(--surface-2); }

/* FAQ section */
.faq {
  margin-top: 56px;
  padding-top: 48px;
  border-top: 1px solid var(--border);
}

.faq__title {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
}

.faq__item {
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}

.faq__question {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq__question::after {
  content: '+';
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--accent);
  flex-shrink: 0;
}

.faq__item.open .faq__question::after { content: '−'; }

.faq__answer {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.75;
  display: none;
}

.faq__item.open .faq__answer { display: block; }

/* Author bio */
.author-bio {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  margin-top: 56px;
  padding: 32px;
  background: var(--surface-2);
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
}

.author-bio__avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--bg-dark);
  flex-shrink: 0;
  object-fit: cover;
}

.author-bio__avatar-placeholder {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--bg-dark);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.5rem;
  font-weight: 700;
}

.author-bio__name {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.author-bio__text {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Comparison table */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: 32px 0;
  font-size: 0.9rem;
  border: 1.5px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.comparison-table th {
  background: var(--bg-dark);
  color: #fff;
  padding: 16px 20px;
  text-align: left;
  font-size: 0.95rem;
  font-weight: 700;
}

.comparison-table th:first-child { background: #111; }

.comparison-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.comparison-table td:first-child {
  font-weight: 600;
  background: var(--surface-2);
  font-size: 0.85rem;
  color: var(--text-muted);
}

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

.verdict-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: #fff;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
}

.winner-card {
  background: linear-gradient(135deg, var(--bg-dark), #1a1500);
  border: 1.5px solid var(--accent);
  border-radius: var(--r-lg);
  padding: 28px 32px;
  margin: 32px 0;
  color: #fff;
}

.winner-card__label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.winner-card__product {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.winner-card__reason {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.6;
}

/* Blog listing */
.blog-header {
  background: var(--bg-dark);
  padding: 64px 0 56px;
  color: #fff;
}

.blog-header__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.blog-header__sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.55);
}

.blog-filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 7px 16px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  border: 1.5px solid var(--border);
  background: transparent;
  cursor: pointer;
  transition: all 0.15s;
}
.filter-btn:hover, .filter-btn.active {
  border-color: var(--accent);
  color: var(--accent);
}

/* Footer */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.65);
  padding: 64px 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border-dark);
}

@media (max-width: 768px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; }
}

.footer__logo {
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 10px;
}

.footer__tagline {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.4);
}

.footer__links h4 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.4);
  margin-bottom: 16px;
}

.footer__links li { margin-bottom: 10px; }

.footer__links a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  transition: color 0.15s;
}
.footer__links a:hover { color: var(--accent); }

.footer__bottom {
  padding: 24px 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer__disclosure {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.35);
  line-height: 1.6;
}

.footer__disclosure a { color: var(--accent); }

.footer__copy {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.25);
}

/* ---- About / Static pages ---- */
.page-hero {
  background: var(--bg-dark);
  padding: 80px 0 64px;
  color: #fff;
}

.page-hero__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.page-hero__sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.55);
  max-width: 560px;
  line-height: 1.7;
}

.page-content {
  padding: 64px 0;
}

.page-content .prose h2 { margin-top: 40px; }
.page-content .prose p { color: var(--text); }

/* ---- Responsive ---- */
@media (max-width: 640px) {
  .section { padding: 56px 0; }
  .hero { padding: 72px 0 56px; }
  .post-grid { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: 1fr 1fr; }
  .affiliate-cta { flex-direction: column; }
  .author-bio { flex-direction: column; }
}

@media (max-width: 400px) {
  .category-grid { grid-template-columns: 1fr; }
}