/* ============================================================
   Theme D — Bento Premium
   Apple/Superhuman-style. Bento grid, gradient accents, glassmorphism.
   ============================================================ */

@import url('../variant-1/styles.css');

:root {
  --color-bg: #fafafa;
  --color-bg-subtle: #f4f4f5;
  --color-bg-card: rgba(255, 255, 255, 0.7);
  --color-bg-card-solid: #ffffff;
  --color-bg-section: #f4f4f5;
  --color-text: #18181b;
  --color-text-muted: #52525b;
  --color-text-subtle: #a1a1aa;
  --color-accent: #6d28d9;
  --color-accent-hover: #5b21b6;
  --color-accent-soft: rgba(109, 40, 217, 0.1);
  --color-success: #10b981;
  --color-border: rgba(255, 255, 255, 0.5);
  --color-border-solid: #e4e4e7;
  --color-border-strong: #d4d4d8;
  --color-myth-bg: #fef3c7;
  --color-myth-fg: #92400e;
  --color-basics-bg: #d1fae5;
  --color-basics-fg: #065f46;

  --gradient-primary: linear-gradient(135deg, #6d28d9 0%, #ec4899 100%);
  --gradient-soft: linear-gradient(135deg, rgba(109, 40, 217, 0.08), rgba(236, 72, 153, 0.08));
  --gradient-mesh: radial-gradient(at 30% 20%, rgba(109, 40, 217, 0.12) 0%, transparent 50%),
                   radial-gradient(at 80% 60%, rgba(236, 72, 153, 0.1) 0%, transparent 50%),
                   radial-gradient(at 50% 100%, rgba(56, 189, 248, 0.08) 0%, transparent 50%);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-md: 0 12px 32px rgba(109, 40, 217, 0.08);
  --shadow-lg: 0 24px 64px rgba(109, 40, 217, 0.15);
}

body { background: var(--color-bg); color: var(--color-text); }
body::before {
  content: ''; position: fixed; inset: 0; z-index: -1;
  background: var(--gradient-mesh);
  pointer-events: none;
}

/* Header — frosted glass, premium */
.site-header {
  background: rgba(250, 250, 250, 0.7);
  backdrop-filter: saturate(180%) blur(30px);
  -webkit-backdrop-filter: saturate(180%) blur(30px);
  border-bottom: 1px solid rgba(255,255,255,0.4);
}
.site-header__logo-mark {
  background: var(--gradient-primary);
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(109, 40, 217, 0.3);
}

/* Buttons — gradient primary */
.btn--primary {
  background: var(--gradient-primary);
  color: white;
  border-radius: var(--radius-md);
  padding: 14px 24px;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(109, 40, 217, 0.25);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(109, 40, 217, 0.4);
}
.btn--secondary {
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(20px);
  color: var(--color-text);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
}
.link-arrow {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 600;
}

/* Hero — premium feel with gradient text */
.hero { padding: 100px var(--gutter) 120px; }
.hero h1 {
  font-weight: 700;
  letter-spacing: -0.04em;
  font-size: clamp(40px, 6.5vw, 72px);
  line-height: 1.05;
}
.hero h1 br + br { display: none; }
.hero__sub { font-size: 21px; color: var(--color-text-muted); }
.hero__trust { color: var(--color-text-subtle); }
.hero__reviews-stars { color: #f59e0b; }

/* Domain checker — glass */
.domain-checker {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 32px rgba(0,0,0,0.06);
  padding: 8px;
}
.domain-checker:focus-within {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-accent-soft), 0 12px 32px rgba(109,40,217,0.15);
}
.domain-checker__btn {
  background: var(--gradient-primary);
  color: white;
  border-radius: var(--radius-md);
  padding: 14px 24px;
}
.domain-checker__btn:hover { background: var(--gradient-primary); filter: brightness(1.1); }

/* === BENTO GRID — solutions tiles === */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: minmax(180px, auto);
  gap: 16px;
}
/* Bento layout: 1st = 3 cols (large), 2nd = 3 cols (large), 3rd-5th = 2 cols each, 6th = 6 cols (wide) */
.solutions-grid > :nth-child(1) { grid-column: span 3; }
.solutions-grid > :nth-child(2) { grid-column: span 3; }
.solutions-grid > :nth-child(3) { grid-column: span 2; }
.solutions-grid > :nth-child(4) { grid-column: span 2; }
.solutions-grid > :nth-child(5) { grid-column: span 2; }
.solutions-grid > :nth-child(6) { grid-column: span 6; }

.solution-tile {
  background: var(--color-bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.6);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.04);
  position: relative;
  overflow: hidden;
  transition: all 0.3s;
}
.solution-tile:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 48px rgba(109, 40, 217, 0.12);
  border-color: rgba(109, 40, 217, 0.3);
}
.solution-tile::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-soft);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.solution-tile:hover::after { opacity: 1; }
.solution-tile > * { position: relative; z-index: 1; }
.solution-tile h3 { font-size: 22px; font-weight: 600; }
.solution-tile p { color: var(--color-text-muted); }
.solution-tile__arrow {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 600;
}

/* Features deepdive — Bento alternating */
.feature-row__visual {
  background: var(--gradient-soft);
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 40px rgba(109, 40, 217, 0.08);
  color: var(--color-text-subtle);
  backdrop-filter: blur(20px);
}

/* Cards — glass */
.kb-card, .pricing-card, .benefit, .related-feature, .article__author,
.calculator, .flow-diagram, .feature-hero__visual, .matrix-table,
.compare-table, .vs-table, .compare-logo, .trust-block__badge {
  background: var(--color-bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.6);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 24px rgba(0,0,0,0.04);
}
.kb-card:hover, .related-feature:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 48px rgba(109, 40, 217, 0.15);
  border-color: rgba(109, 40, 217, 0.3);
}

/* Section header */
.section-header h2 {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.03em;
}

/* Pricing — premium */
.pricing-card {
  padding: 40px 36px;
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(30px);
  border: 1px solid rgba(255,255,255,0.6);
}
.pricing-card--featured {
  background: rgba(255,255,255,0.9);
  border: 1px solid transparent;
  background-image: linear-gradient(rgba(255,255,255,0.95), rgba(255,255,255,0.95)), var(--gradient-primary);
  background-origin: border-box;
  background-clip: padding-box, border-box;
  box-shadow: 0 24px 64px rgba(109, 40, 217, 0.2);
  transform: scale(1.03);
}
.pricing-card__badge { background: var(--gradient-primary); }
.pricing-card__price {
  font-weight: 700;
  font-size: 56px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.pricing-card__price small {
  -webkit-text-fill-color: var(--color-text-muted);
  color: var(--color-text-muted);
  font-weight: 500;
}
.pricing-card__features li::before { background: var(--gradient-primary); color: white; }

/* Pricing toggle */
.pricing-toggle {
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.6);
}
.pricing-toggle button.active { background: var(--gradient-primary); color: white; }

/* Calculator */
.calculator { padding: 48px; }
.calculator__result--neg { background: rgba(239,68,68,0.06); }
.calculator__result--pos { background: rgba(16,185,129,0.08); }
.calculator__result--neg .calculator__result-value { color: #dc2626; }
.calculator__result--pos .calculator__result-value { color: var(--color-success); }
.calculator__savings {
  background: var(--gradient-primary);
  color: white;
}
.calculator__savings strong { color: white; }
.calculator__slider::-webkit-slider-thumb { background: var(--color-accent); }

/* Code */
.article__body code, code {
  background: rgba(109, 40, 217, 0.08);
  color: var(--color-accent);
  border: 1px solid rgba(109, 40, 217, 0.15);
}

/* Compare tables */
.compare-table thead th, .vs-table thead th, .matrix-table th {
  background: var(--color-bg-section);
  color: var(--color-text-muted);
}
.check { color: var(--color-success); }
.compare-table__cta { background: var(--color-bg-section); }

/* Final CTA — full gradient */
.final-cta {
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 32px 64px rgba(109, 40, 217, 0.3);
}
.final-cta h2 { color: white; font-size: clamp(32px, 4.5vw, 52px); }
.final-cta .btn--primary { background: white; color: var(--color-accent); box-shadow: 0 8px 24px rgba(0,0,0,0.15); }
.final-cta .btn--primary:hover { background: white; transform: translateY(-2px); box-shadow: 0 12px 32px rgba(0,0,0,0.2); }

/* VS-page */
.vs-hero__logo {
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.6);
  border-radius: var(--radius-md);
}
.vs-hero__logo--google { color: #ea4335; }
.vs-hero__vs {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 800;
}
.vs-tldr {
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(20px);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-lg);
}
.vs-tldr strong {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.vs-viz-placeholder {
  background: var(--gradient-soft);
  border: 1px dashed rgba(109, 40, 217, 0.3);
  border-radius: var(--radius-md);
  color: var(--color-text-subtle);
}
.vs-sticky-cta { background: var(--color-text); color: white; box-shadow: 0 16px 40px rgba(0,0,0,0.25); }
.vs-sticky-cta .btn--primary { background: white; color: var(--color-accent); }

/* FAQ */
.faq__item summary { color: var(--color-text); font-weight: 600; }
.faq__item p a {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 600;
}

/* Mega menu */
.mega-menu__panel {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid rgba(255,255,255,0.6);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 64px rgba(109,40,217,0.15);
}
.mega-menu__link:hover {
  background: var(--gradient-soft);
  color: var(--color-accent);
}
.site-nav__link:hover { color: var(--color-accent); }

/* Admin mockup */
.admin-mockup__title { color: var(--color-text-subtle); }
.admin-mockup__row { background: var(--gradient-soft); border-radius: var(--radius-sm); }
.admin-mockup__toggle { background: var(--gradient-primary); }
.admin-mockup__address {
  background: rgba(255,255,255,0.6);
  border: 1px solid rgba(255,255,255,0.6);
  backdrop-filter: blur(10px);
  color: var(--color-text-muted);
}
.admin-mockup__address::before {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Flow */
.flow-step__icon {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 8px 20px rgba(109, 40, 217, 0.3);
}
.flow-arrow {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 700;
}

/* Feature hero */
.feature-hero__icon {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 8px 20px rgba(109, 40, 217, 0.3);
}

/* Benefits */
.benefit__icon {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 6px 16px rgba(109, 40, 217, 0.25);
}

/* Support block */
.support-block {
  background: var(--gradient-soft);
  border-radius: var(--radius-lg);
}
.support-block__text { color: var(--color-text); }

/* Trust block */
.trust-block { background: var(--gradient-soft); border-radius: var(--radius-lg); }
.trust-block__badge-icon { background: var(--gradient-primary); }

/* KB tags */
.kb-card__tag--guide {
  background: var(--gradient-primary);
  color: white;
}
.kb-card__tag--myth { background: var(--color-myth-bg); color: var(--color-myth-fg); }
.kb-card__tag--basics { background: var(--color-basics-bg); color: var(--color-basics-fg); }

/* Article */
.article__tag { background: var(--color-myth-bg); color: var(--color-myth-fg); }
.article__h1 { font-weight: 700; letter-spacing: -0.03em; }
.article__sub { color: var(--color-text-muted); font-size: 19px; }
.article__hero-img {
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  color: rgba(255,255,255,0.8);
  font-style: italic;
}
.article__avatar, .article__author-avatar { background: var(--gradient-primary); }
.article__body p strong {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.article__body a {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 600;
}
.article__body hr {
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  margin: 56px 0;
}
.article__share-buttons a:hover {
  background: var(--gradient-soft);
  color: var(--color-accent);
}

/* Footer */
.site-footer { background: rgba(244, 244, 245, 0.6); backdrop-filter: blur(20px); border-top: 1px solid rgba(255,255,255,0.5); }
.site-footer__list a:hover {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.site-footer__social a {
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.6);
}
.site-footer__social a:hover { color: var(--color-accent); border-color: var(--color-accent); }

/* Section header */
.section--subtle { background: rgba(244, 244, 245, 0.4); }

/* Breadcrumbs */
.breadcrumbs a:hover {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Mobile — Bento collapses to single column */
@media (max-width: 900px) {
  .solutions-grid { grid-template-columns: 1fr; }
  .solutions-grid > * { grid-column: span 1 !important; }
  .pricing-card--featured { transform: none; }
}