/* =============================================
   GLOBAL.CSS — Reset, Typography, Layout, Header, Footer
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,600;0,700;0,800;1,600&family=Source+Sans+3:ital,wght@0,300;0,400;0,500;0,600;1,400&display=swap');
@import url('https://cdn.jsdelivr.net/npm/@tabler/icons-webfont@3.24.0/dist/tabler-icons.min.css');

/* --- Variables --- */
:root {
  --color-primary:    #3833ff;
  --color-primary-dk: #1a17cc;
  --color-primary-lt: #eeeeff;
  --color-dark:       #0a0a2e;
  --color-dark-mid:   #12123d;
  --color-surface:    #f4f5ff;
  --color-white:      #ffffff;
  --color-text:       #1a1a3e;
  --color-muted:      #6b7280;
  --color-border:     #e2e4f0;
  --color-success:    #16a34a;
  --color-warn:       #d97706;
  --max-width:        1200px;
  --radius:           10px;
  --radius-sm:        6px;
  --radius-lg:        16px;
  --shadow-sm:        0 1px 3px rgba(56,51,255,.08), 0 1px 2px rgba(56,51,255,.06);
  --shadow-md:        0 4px 16px rgba(56,51,255,.10), 0 1px 4px rgba(56,51,255,.06);
  --shadow-lg:        0 12px 40px rgba(56,51,255,.14), 0 2px 8px rgba(56,51,255,.08);
  --transition:       150ms ease;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Source Sans 3', system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

ul, ol { padding-left: 1.25rem; }

h1, h2, h3, h4, h5, h6 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

h1 { font-size: clamp(2rem, 5vw, 3rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); font-weight: 700; }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.5rem); font-weight: 700; }
h4 { font-size: 1.125rem; font-weight: 600; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section { padding: 4rem 0; }
.section--surface { background: var(--color-surface); }
.section--dark { background: var(--color-dark); color: var(--color-white); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .65rem 1.4rem;
  border-radius: var(--radius-sm);
  font-family: 'Source Sans 3', sans-serif;
  font-size: .9375rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 2px; }

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}
.btn--primary:hover {
  background: var(--color-primary-dk);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--outline:hover {
  background: var(--color-primary-lt);
}

.btn--ghost {
  background: rgba(255,255,255,.12);
  color: var(--color-white);
  border-color: rgba(255,255,255,.25);
}
.btn--ghost:hover {
  background: rgba(255,255,255,.22);
}

.btn--lg { padding: .85rem 2rem; font-size: 1.0625rem; }
.btn--sm { padding: .4rem 1rem; font-size: .875rem; }

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 1px 8px rgba(56,51,255,.06);
}

.site-header .container {
  height: 64px;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: .5rem;
  text-decoration: none;
  flex-shrink: 0;
}
.site-logo__img { height: 36px; width: auto; }
.site-logo__name {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-dark);
  letter-spacing: -0.02em;
}
.site-logo__name span { color: var(--color-primary); }

.site-nav {
  display: none;
  flex: 1;
  align-items: center;
  gap: .25rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-nav a {
  display: block;
  padding: .4rem .75rem;
  font-size: .9375rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.site-nav a:hover, .site-nav a.active {
  color: var(--color-primary);
  background: var(--color-primary-lt);
  text-decoration: none;
}

.header-cta { margin-left: auto; }

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav open */
.site-nav.is-open {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 1.25rem 1.5rem;
  box-shadow: var(--shadow-md);
  gap: .25rem;
}
.site-nav.is-open .header-cta { display: block; margin: .75rem 0 0; }

@media (min-width: 768px) {
  .site-nav { display: flex; }
  .nav-toggle { display: none; }
  .header-cta { display: block; }
}

/* --- Footer --- */
.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,.75);
  padding: 3.5rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem 2rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}

.footer-brand .site-logo__name { color: var(--color-white); }
.footer-brand p {
  font-size: .875rem;
  margin-top: .75rem;
  line-height: 1.6;
  color: rgba(255,255,255,.6);
}

.footer-col h4 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: .8125rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: .875rem;
}

.footer-col ul { list-style: none; padding: 0; display: flex; flex-direction: column; gap: .45rem; }
.footer-col a {
  font-size: .9rem;
  color: rgba(255,255,255,.7);
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--color-white); text-decoration: none; }

.footer-bottom {
  padding-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  font-size: .8125rem;
  color: rgba(255,255,255,.4);
}

.footer-disclaimer {
  font-size: .8rem;
  line-height: 1.6;
  color: rgba(255,255,255,.35);
  margin-top: .5rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

/* --- Utility classes --- */
.text-center { text-align: center; }
.text-muted { color: var(--color-muted); }
.text-primary { color: var(--color-primary); }
.text-white { color: var(--color-white); }
.font-heading { font-family: 'Plus Jakarta Sans', sans-serif; }

.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;
}

/* Callout boxes */
.callout {
  display: flex;
  gap: .75rem;
  align-items: flex-start;
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  font-size: .9375rem;
  line-height: 1.6;
}
.callout--info { background: #eff6ff; border-left: 4px solid #3b82f6; }
.callout--success { background: #f0fdf4; border-left: 4px solid #22c55e; }
.callout--warn { background: #fffbeb; border-left: 4px solid #f59e0b; }
.callout--primary { background: var(--color-primary-lt); border-left: 4px solid var(--color-primary); }

.callout__icon { font-size: 1.25rem; flex-shrink: 0; margin-top: .1rem; line-height: 1; }
.callout__icon .ti { font-size: 1.25rem; }

/* Stars */
.stars { color: #f59e0b; letter-spacing: .05em; }

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .25rem .65rem;
  border-radius: 999px;
  font-size: .8125rem;
  font-weight: 600;
}
.badge--primary { background: var(--color-primary); color: var(--color-white); }
.badge--success { background: #dcfce7; color: #15803d; }
.badge--surface { background: var(--color-surface); color: var(--color-text); }
.badge--gold { background: #fef3c7; color: #92400e; }

/* Pill tags */
.pill-list { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .5rem; }
.pill {
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  padding: .2rem .65rem;
  background: var(--color-surface);
  color: var(--color-text);
  border-radius: 999px;
  font-size: .8125rem;
  font-weight: 500;
  border: 1px solid var(--color-border);
}

/* Score badge */
.score-badge {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  font-family: 'Plus Jakarta Sans', sans-serif;
}
.score-badge__num { font-size: 1.0625rem; font-weight: 800; line-height: 1; }
.score-badge__label { font-size: .5625rem; font-weight: 600; opacity: .8; }

/* FAQ / Accordion */
details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}
details + details { margin-top: .5rem; }

details > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  cursor: pointer;
  font-weight: 600;
  font-size: .9375rem;
  list-style: none;
  background: var(--color-white);
  transition: background var(--transition), color var(--transition);
  gap: 1rem;
}
details > summary::-webkit-details-marker { display: none; }
details > summary::after {
  content: '+';
  font-size: 1.25rem;
  font-weight: 400;
  flex-shrink: 0;
  color: var(--color-primary);
  transition: transform var(--transition);
}
details[open] > summary::after { transform: rotate(45deg); }
details[open] > summary { background: var(--color-primary-lt); color: var(--color-primary); }

details > summary + * {
  padding: 1rem 1.25rem 1.25rem;
  font-size: .9375rem;
  line-height: 1.7;
  border-top: 1px solid var(--color-border);
}

/* Comparison table (shared) */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9rem;
  min-width: 640px;
}
.comparison-table th {
  background: var(--color-dark);
  color: var(--color-white);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  font-size: .8125rem;
  letter-spacing: .04em;
  text-align: left;
  padding: .75rem 1rem;
  white-space: nowrap;
}
.comparison-table th:first-child { width: 36px; min-width: 36px; text-align: center; }
.comparison-table th:nth-child(2) { min-width: 140px; }
.comparison-table td {
  padding: .75rem 1rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table tr:hover td { background: var(--color-surface); }
.comparison-table tr.highlight td {
  background: var(--color-primary-lt);
  font-weight: 600;
}
.comparison-table tr.highlight td:first-child { color: var(--color-primary); font-weight: 800; }
.check { color: var(--color-success); font-weight: 700; }
.cross { color: #dc2626; }

/* Section headings */
.section-heading { margin-bottom: 2.5rem; }
.section-heading h2 { margin-bottom: .5rem; }
.section-heading p { color: var(--color-muted); font-size: 1.0625rem; max-width: 600px; }
.section-heading--center { text-align: center; }
.section-heading--center p { margin: 0 auto; }

/* EEAT page content */
.page-content { max-width: 760px; margin: 0 auto; padding: 3rem 1.25rem 5rem; }
.page-content h1 { margin-bottom: 1.5rem; }
.page-content h2 { margin: 2rem 0 .75rem; }
.page-content h3 { margin: 1.5rem 0 .5rem; }
.page-content ul, .page-content ol { margin-bottom: 1rem; }
.page-content li { margin-bottom: .35rem; }