/* ═══════════════════════════════════════════════════════════
   My Money Buckets — Shared Styles
   Used by: landing page, privacy page, blog pages
   ═══════════════════════════════════════════════════════════ */

/* ───────────────────── Reset & Base ───────────────────── */

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

html {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
    Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: #1a1a2e;
  line-height: 1.6;
  background: #fff;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

/* ───────────────────── Skip Link ───────────────────── */

.skip-link {
  position: absolute;
  left: -999px;
  top: 0.5rem;
  z-index: 200;
  padding: 0.5rem 1rem;
  background: #1976d2;
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 0.25rem;
  text-decoration: none;
}

.skip-link:focus {
  left: 1rem;
}

/* ───────────────────── Layout ───────────────────── */

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section {
  padding: 4rem 0;
}

.section--alt {
  background: #f8f9fa;
}

.section-label {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #1976d2;
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 1rem;
}

.section-subtitle {
  font-size: 1.0625rem;
  color: #555;
  max-width: 640px;
  margin: 0 0 2rem;
}

/* ───────────────────── Nav ───────────────────── */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid #eee;
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
}

.nav-logo {
  font-size: 1.0625rem;
  font-weight: 700;
  color: #1a1a2e;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-logo svg {
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: #555;
  text-decoration: none;
  transition: color 0.15s;
}

.nav-links a:hover { color: #1976d2; }

.nav-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1.125rem;
  background: #1976d2;
  color: #fff;
  text-decoration: none;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  transition: background 0.15s;
}

.nav-cta:hover { background: #1565c0; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.375rem;
  color: #1a1a2e;
}

@media (max-width: 767px) {
  .nav-links {
    display: none;
    flex-direction: column;
    gap: 0;
    position: absolute;
    top: 3.5rem;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid #eee;
    padding: 0.5rem 0;
  }
  .nav-links.open { display: flex; }
  .nav-links a {
    padding: 0.75rem 1.25rem;
    width: 100%;
  }
  .nav-toggle { display: block; }
}

/* ───────────────────── Buttons ───────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding: 0.8125rem 1.5rem;
  border: none;
  border-radius: 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, transform 0.1s;
  min-height: 2.75rem;
}

.btn:active { transform: scale(0.97); }

.btn--primary {
  background: #fff;
  color: #1976d2;
}
.btn--primary:hover { background: #e3f2fd; }

.btn--ghost {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
}
.btn--ghost:hover { background: rgba(255, 255, 255, 0.25); }

.btn--blue {
  background: #1976d2;
  color: #fff;
}
.btn--blue:hover { background: #1565c0; }

.btn--large {
  padding: 0.9375rem 2rem;
  font-size: 1.0625rem;
}

/* ───────────────────── Footer ───────────────────── */

.footer {
  background: #1a1a2e;
  color: #aaa;
  padding: 2rem 0;
  font-size: 0.8125rem;
  line-height: 1.7;
}

.footer a {
  color: #ccc;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.footer-disclaimer {
  margin: 0 0 0.75rem;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
}

/* ───────────────────── CTA Section ───────────────────── */

.cta-section {
  background: linear-gradient(135deg, #1565c0 0%, #1976d2 50%, #1e88e5 100%);
  color: #fff;
  text-align: center;
  padding: 4rem 0;
}

.cta-section h2 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  margin: 0 0 0.75rem;
}

.cta-section p {
  opacity: 0.9;
  margin: 0 0 1.75rem;
  font-size: 1.0625rem;
}

/* ───────────────────── Article / Blog ───────────────────── */

.article {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
}

.article-header {
  margin-bottom: 2.5rem;
}

.breadcrumb {
  font-size: 0.8125rem;
  color: #888;
  margin-bottom: 1rem;
}

.breadcrumb a {
  color: #1976d2;
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb .sep {
  margin: 0 0.375rem;
  color: #ccc;
}

.article-header h1 {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 0.75rem;
}

.article-meta {
  font-size: 0.875rem;
  color: #888;
  margin: 0;
}

.article-body h2 {
  font-size: 1.375rem;
  font-weight: 600;
  margin: 2.5rem 0 0.75rem;
  line-height: 1.3;
}

.article-body h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 2rem 0 0.5rem;
}

.article-body p {
  margin: 0 0 1.125rem;
  color: #444;
  font-size: 1rem;
  line-height: 1.75;
}

.article-body ul,
.article-body ol {
  margin: 0 0 1.125rem;
  padding-left: 1.5rem;
  color: #444;
  font-size: 1rem;
  line-height: 1.75;
}

.article-body li {
  margin-bottom: 0.375rem;
}

.article-body a {
  color: #1976d2;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.article-body blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.25rem;
  background: #f8f9fa;
  border-left: 3px solid #1976d2;
  border-radius: 0 0.5rem 0.5rem 0;
  color: #444;
  font-size: 1rem;
  line-height: 1.7;
}

.article-body blockquote p:last-child {
  margin-bottom: 0;
}

.article-body strong {
  color: #1a1a2e;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9375rem;
}

.article-body th {
  text-align: left;
  font-weight: 600;
  padding: 0.75rem 1rem;
  background: #f8f9fa;
  border-bottom: 2px solid #e5e5e5;
}

.article-body td {
  padding: 0.625rem 1rem;
  border-bottom: 1px solid #eee;
  color: #444;
}

.article-body .table-wrapper {
  overflow-x: auto;
  margin: 1.5rem 0;
  -webkit-overflow-scrolling: touch;
}

/* ───────────────────── Article CTA Card ───────────────────── */

.article-cta {
  margin-top: 3rem;
  padding: 2rem 1.5rem;
  background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
  border-radius: 0.75rem;
  text-align: center;
}

.article-cta h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  color: #1a1a2e;
}

.article-cta p {
  margin: 0 0 1.25rem;
  color: #444;
  font-size: 0.9375rem;
}

/* ───────────────────── Blog Grid (Index Page) ───────────────────── */

.blog-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 2rem;
}

.blog-card {
  background: #fff;
  border-radius: 0.75rem;
  padding: 1.75rem 1.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  border: 1px solid #eee;
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.15s, transform 0.1s;
  display: block;
}

.blog-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

.blog-card h2 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: #1a1a2e;
}

.blog-card p {
  margin: 0 0 0.75rem;
  color: #555;
  font-size: 0.9375rem;
  line-height: 1.6;
}

.blog-card .read-more {
  font-size: 0.875rem;
  font-weight: 600;
  color: #1976d2;
}

@media (min-width: 640px) {
  .blog-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ───────────────────── Content (Privacy, etc.) ───────────────────── */

.content {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
}

.content h1 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 0.5rem;
}

.content .last-updated {
  font-size: 0.875rem;
  color: #888;
  margin: 0 0 2rem;
}

.content h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
}

.content p {
  margin: 0 0 1rem;
  color: #444;
  font-size: 0.9375rem;
}

.content ul {
  margin: 0 0 1rem;
  padding-left: 1.5rem;
  color: #444;
  font-size: 0.9375rem;
}

.content li {
  margin-bottom: 0.375rem;
}

.content a {
  color: #1976d2;
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ───────────────────── Responsive ───────────────────── */

@media (min-width: 768px) {
  .section {
    padding: 5rem 0;
  }
}

/* ───────────────────── Dark Mode ───────────────────── */

@media (prefers-color-scheme: dark) {
  body {
    background: #121212;
    color: #e0e0e0;
  }

  .nav {
    background: rgba(18, 18, 18, 0.92);
    border-bottom-color: #333;
  }

  .nav-logo { color: #e0e0e0; }
  .nav-links a { color: #aaa; }
  .nav-links a:hover { color: #64b5f6; }
  .nav-toggle { color: #e0e0e0; }

  @media (max-width: 767px) {
    .nav-links {
      background: rgba(18, 18, 18, 0.98);
      border-bottom-color: #333;
    }
  }

  .section--alt { background: #1a1a1a; }
  .section-subtitle { color: #aaa; }

  .footer { background: #0a0a0a; }

  /* Content pages (privacy) */
  .content p,
  .content ul { color: #bbb; }
  .content .last-updated { color: #777; }
  .content a { color: #64b5f6; }

  /* Article / blog */
  .article-body p,
  .article-body ul,
  .article-body ol,
  .article-body td { color: #bbb; }
  .article-body strong { color: #e0e0e0; }
  .article-body a { color: #64b5f6; }
  .article-body blockquote {
    background: #1a1a1a;
    border-left-color: #64b5f6;
    color: #bbb;
  }
  .article-body th {
    background: #1a1a1a;
    border-bottom-color: #333;
  }
  .article-body td {
    border-bottom-color: #333;
  }
  .article-meta { color: #777; }
  .breadcrumb { color: #777; }
  .breadcrumb a { color: #64b5f6; }
  .breadcrumb .sep { color: #555; }

  .article-cta {
    background: linear-gradient(135deg, #1a237e 0%, #0d47a1 100%);
  }
  .article-cta h3 { color: #e0e0e0; }
  .article-cta p { color: #bbb; }

  .blog-card {
    background: #1e1e1e;
    border-color: #333;
  }
  .blog-card h2 { color: #e0e0e0; }
  .blog-card p { color: #aaa; }
  .blog-card .read-more { color: #64b5f6; }
}

/* ───────────────────── Accessibility ───────────────────── */

:focus-visible {
  outline: 2px solid #1976d2;
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}