/* Litbuy spreadsheet lead site — slate + amber (distinct from litbuyplus) */

:root {
  --bg: #0f1419;
  --bg2: #1a222d;
  --surface: #232d3b;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f1f5f9;
  --muted: #94a3b8;
  --accent: #f59e0b;
  --accent-dim: #d97706;
  --link: #fcd34d;
  --max: 1080px;
  --radius: 14px;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
}

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

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 17px;
}

a {
  color: var(--link);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.skip-link {
  position: absolute;
  left: -9999px;
  z-index: 999;
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: #0f1419;
  font-weight: 700;
}

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(15, 20, 25, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.65rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-header .header-inner > a.brand + nav {
  flex: 1 1 auto;
  min-width: 0;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
  font-weight: 800;
  letter-spacing: -0.03em;
  text-decoration: none;
  text-transform: lowercase;
  max-width: min(100%, 20rem);
}

.brand:hover {
  color: var(--link);
  text-decoration: none;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  flex-shrink: 0;
  display: block;
  object-fit: cover;
}

.brand-text {
  font-size: clamp(0.9rem, 2.5vw, 1.05rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  text-transform: lowercase;
  color: inherit;
}

.site-header nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem 1rem;
}

.site-header nav a {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.site-header nav a:hover,
.site-header nav a[aria-current="page"] {
  color: var(--text);
  text-decoration: none;
}

.has-sub {
  position: relative;
}

.has-sub > button {
  background: none;
  border: none;
  color: var(--muted);
  font: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.has-sub > button::after {
  content: "";
  border: 4px solid transparent;
  border-top-color: currentColor;
  margin-top: 0.2em;
}

.has-sub > button:hover,
.has-sub:focus-within > button {
  color: var(--text);
}

.submenu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 0.35rem;
  min-width: 220px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 0;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
  z-index: 70;
}

.has-sub:hover .submenu,
.has-sub:focus-within .submenu {
  display: block;
}

.submenu a {
  display: block;
  padding: 0.45rem 1rem;
  color: var(--text);
  font-size: 0.875rem;
}

.submenu a:hover {
  background: var(--bg2);
  text-decoration: none;
}

.header-end {
  margin-left: auto;
  display: inline-flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  flex: 0 0 auto;
  flex-shrink: 0;
  width: max-content;
  max-width: 100%;
}

.site-header .header-end .language-switcher.has-lang {
  flex: 0 0 auto;
}

.language-switcher.has-lang {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.lang-globe-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.lang-globe-btn:hover,
.has-lang:focus-within .lang-globe-btn {
  border-color: var(--accent);
  color: var(--accent);
}

.lang-globe-icon {
  width: 1.35rem;
  height: 1.35rem;
  flex-shrink: 0;
}

.language-switcher.has-lang .lang-menu {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 0.35rem;
  min-width: 8.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 0;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
  z-index: 60;
}

.language-switcher.has-lang:hover .lang-menu,
.language-switcher.has-lang:focus-within .lang-menu {
  display: block;
}

.language-switcher.has-lang .lang-menu a {
  display: block;
  padding: 0.45rem 1rem;
  color: var(--text);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
}

.language-switcher.has-lang .lang-menu a:hover {
  background: var(--bg2);
}

.language-switcher.has-lang .lang-menu a[aria-current="page"] {
  background: var(--accent);
  color: #0f1419;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none !important;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn-primary {
  background: var(--accent);
  color: #0f1419;
}

.btn-primary:hover {
  background: #fbbf24;
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--muted);
  background: var(--surface);
}

main {
  overflow-x: hidden;
}

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

.hero {
  padding: 3rem 0 3.5rem;
  background: radial-gradient(ellipse 80% 60% at 50% -20%, rgba(245, 158, 11, 0.18), transparent);
}

.hero-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem;
  text-align: center;
}

.hero-kicker {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin: 0 0 0.75rem;
}

.hero h1 {
  font-size: clamp(1.85rem, 4.5vw, 2.65rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin: 0 0 1rem;
  font-weight: 800;
}

.hero-lead {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 38rem;
  margin: 0 auto 1.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  justify-content: center;
}

.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  justify-content: center;
}

.pills li {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--muted);
}

.section {
  padding: 3rem 0;
  border-top: 1px solid var(--border);
}

.section h2 {
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}

.section .lead {
  color: var(--muted);
  margin: 0 0 1.5rem;
  max-width: 42rem;
}

.section > .container > h2 {
  text-align: center;
  max-width: 52rem;
  margin-left: auto;
  margin-right: auto;
}

.section > .container > p.lead {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 1.5rem;
}

.grid-2 {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem 1.5rem;
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.steps {
  counter-reset: step;
  display: grid;
  gap: 1.25rem;
}

.step {
  position: relative;
  padding-left: 3rem;
  border-left: 2px solid rgba(245, 158, 11, 0.35);
  margin-left: 0.65rem;
}

.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: -0.9rem;
  top: 0;
  width: 1.75rem;
  height: 1.75rem;
  background: var(--accent);
  color: #0f1419;
  font-weight: 800;
  font-size: 0.85rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
}

.step h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.75rem;
}

.cat-card {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem 1.1rem;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-weight: 700;
  font-size: 0.95rem;
  transition: border-color 0.15s, transform 0.15s;
}

.cat-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  text-decoration: none;
}

.cat-card span {
  font-weight: 500;
  font-size: 0.8rem;
  color: var(--muted);
}

.faq details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 0.65rem;
  padding: 0.85rem 1.1rem;
  text-align: left;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq details[open] summary {
  margin-bottom: 0.5rem;
  color: var(--accent);
}

.faq p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.cta-band {
  padding: 3rem 0 4rem;
  text-align: center;
  background: linear-gradient(180deg, var(--bg2), var(--bg));
  border-top: 1px solid var(--border);
}

.cta-band h2 {
  margin: 0 auto 0.75rem;
  max-width: 48rem;
}

.cta-band > .container > p {
  color: var(--muted);
  max-width: 36rem;
  margin: 0 auto 1.25rem;
  text-align: center;
}

.site-footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  font-size: 0.9rem;
  color: var(--muted);
}

.site-footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}

.site-footer strong {
  color: var(--text);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  justify-content: center;
}

@media (max-width: 720px) {
  .site-header .header-inner > nav {
    width: 100%;
    order: 3;
  }

  .header-end {
    margin-left: 0;
    width: 100%;
    justify-content: space-between;
  }
}

/* Homepage: MaisonLooks hub AI helpers (kakobuysspreadsheets-style, dark theme) */
.section-ai-hub {
  background: linear-gradient(180deg, var(--bg2) 0%, var(--bg) 55%);
  color: var(--text);
  padding: 3rem 1.25rem 3.5rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-ai-hub .container {
  max-width: var(--max);
  margin: 0 auto;
}

.section-head--ai-hub {
  text-align: center;
  margin: 0 auto 2rem;
  max-width: 48rem;
}

.section-kicker--ai {
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 0.5rem;
}

.section-ai-hub .section-head--ai-hub h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.45rem, 3vw, 1.85rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text);
  letter-spacing: -0.02em;
}

.ai-hub-intro {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--muted);
}

.ai-hub-intro a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.ai-hub-intro a:hover {
  color: var(--accent);
}

.ai-hub-intro strong {
  color: var(--text);
}

.ai-hub-stack {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.ai-hub-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.35rem;
  align-items: start;
  padding: 1.35rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

@media (min-width: 880px) {
  .ai-hub-card {
    grid-template-columns: minmax(300px, 1fr) 1fr;
    gap: 1.75rem;
    padding: 1.5rem 1.65rem;
  }

  .ai-hub-card--reverse .ai-hub-figure {
    order: 2;
  }

  .ai-hub-card--reverse .ai-hub-body {
    order: 1;
  }
}

.ai-hub-figure {
  margin: 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
}

.ai-hub-figure picture,
.news-card__img picture {
  display: block;
  margin: 0;
  width: 100%;
  height: 100%;
}

.ai-hub-figure img {
  display: block;
  width: 100%;
  height: auto;
  vertical-align: middle;
}

.ai-hub-body h3 {
  margin: 0 0 0.5rem;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
}

.ai-hub-lead {
  margin: 0 0 0.85rem;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--muted);
}

.ai-hub-body ul {
  margin: 0 0 1.1rem;
  padding-left: 1.2rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.ai-hub-body ul li {
  margin-bottom: 0.35rem;
}

.ai-hub-body a {
  color: var(--link);
}

.ai-hub-body a:hover {
  color: var(--accent);
}

.btn-ai-hub {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.35rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  color: #0f1419 !important;
  text-decoration: none !important;
  background: linear-gradient(145deg, var(--accent), var(--accent-dim));
  border: 1px solid transparent;
  box-shadow: 0 4px 18px rgba(245, 158, 11, 0.25);
  transition: filter 0.15s ease, transform 0.12s ease;
}

.btn-ai-hub:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.ai-hub-disclaimer {
  margin: 2rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--muted);
  max-width: 46rem;
  text-align: center;
}

.ai-hub-disclaimer strong {
  color: var(--text);
}

/* Interior pages (Guides, Spreadsheet, Contact, News) */
.breadcrumb {
  font-size: 0.875rem;
  color: var(--muted);
  margin: 0 0 1rem;
}

.breadcrumb a {
  color: var(--link);
}

.subpage-header {
  padding: 2.25rem 0 1.75rem;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg2), var(--bg));
}

.subpage-header .container {
  text-align: center;
}

.subpage-header h1 {
  margin: 0 auto 0.65rem;
  max-width: 52rem;
  font-size: clamp(1.65rem, 4vw, 2.2rem);
  letter-spacing: -0.02em;
}

.subpage-header .lead {
  max-width: 44rem;
  margin: 0 auto;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.65;
}

.subpage-section {
  padding: 2rem 0 2.5rem;
}

.subpage-toc {
  margin: 0 auto 2rem;
  padding: 1rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  max-width: 44rem;
  text-align: left;
}

.subpage-toc strong {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.subpage-toc ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
  line-height: 1.6;
}

.content-block {
  margin: 0 auto 2.5rem;
  max-width: 46rem;
}

.content-block h2 {
  margin: 0 0 0.75rem;
  font-size: 1.3rem;
  color: var(--text);
}

.content-block h3 {
  margin: 1.25rem 0 0.5rem;
  font-size: 1.05rem;
  color: var(--text);
}

.content-block p,
.content-block li {
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.65;
}

.content-block ul {
  padding-left: 1.2rem;
}

.split-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1rem 0 1.5rem;
  justify-content: center;
}

.step-list {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0;
}

.step-list li {
  position: relative;
  padding: 0.9rem 0 0.9rem 2.85rem;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
  line-height: 1.6;
}

.step-list li:last-child {
  border-bottom: none;
}

.step-list li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0.85rem;
  width: 1.85rem;
  height: 1.85rem;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--accent), var(--accent-dim));
  color: #0f1419;
  font-weight: 800;
  font-size: 0.8rem;
  display: grid;
  place-items: center;
}

.contact-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin: 1.5rem auto 2rem;
  max-width: 52rem;
}

.contact-card {
  padding: 1.35rem 1.4rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.contact-card h2 {
  margin: 0 0 0.5rem;
  font-size: 1.15rem;
}

.contact-card p {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.contact-card .hero-actions {
  margin: 0;
}

.dl-inline {
  display: grid;
  gap: 0.35rem 1.5rem;
  margin: 1rem 0;
  font-size: 0.95rem;
}

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

.dl-inline dt {
  color: var(--accent);
  font-weight: 700;
  margin: 0;
}

.dl-inline dd {
  margin: 0;
  color: var(--muted);
}

.news-grid {
  display: grid;
  gap: 1.5rem;
  margin: 1.75rem auto 2rem;
  max-width: 960px;
}

@media (min-width: 720px) {
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.news-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  scroll-margin-top: 5rem;
}

.news-card__img {
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg2);
}

.news-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.news-card__body {
  padding: 1.1rem 1.25rem 1.35rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  text-align: center;
}

.news-card__meta {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.news-card h2 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  line-height: 1.35;
  color: var(--text);
}

.news-card p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--muted);
  line-height: 1.6;
  flex: 1;
}

.photo-credit {
  margin: 1rem auto 0;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--muted);
  max-width: 52rem;
  line-height: 1.55;
  text-align: center;
}

.photo-credit a {
  color: var(--link);
}