/* Larki Apps — publisher website
   Plain CSS only. System fonts. No external dependencies. */

:root {
  --color-bg: #f7f8fa;
  --color-surface: #ffffff;
  --color-text: #1a2332;
  --color-text-muted: #4a5568;
  --color-border: #d8dee8;
  --color-accent: #0f5c4c;
  --color-accent-hover: #0a4338;
  --color-accent-soft: #e6f2ef;
  --color-focus: #1a6bff;
  --color-disclaimer-bg: #f4f1e8;
  --color-disclaimer-border: #c4b89a;
  --max-width: 68rem;
  --header-height: 4rem;
  --radius: 0.5rem;
  --shadow: 0 1px 2px rgba(26, 35, 50, 0.06), 0 4px 12px rgba(26, 35, 50, 0.04);
  --font: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "Cascadia Code", "Segoe UI Mono", Consolas, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

a:hover {
  color: var(--color-accent-hover);
}

a:focus-visible,
button:focus-visible,
.nav-toggle:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  z-index: 1000;
  padding: 0.5rem 0.85rem;
  background: var(--color-text);
  color: #fff;
  border-radius: var(--radius);
  text-decoration: none;
}

.skip-link:focus {
  top: 0.75rem;
}

/* Header & navigation */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(6px);
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
}

.brand:hover {
  color: var(--color-accent);
}

.brand-mark {
  width: 2rem;
  height: 2rem;
  border-radius: 0.4rem;
  background: var(--color-accent);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  flex-shrink: 0;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
}

.nav-toggle {
  display: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.45rem 0.7rem;
  font: inherit;
  font-size: 0.95rem;
  color: var(--color-text);
  cursor: pointer;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
}

.site-nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.98rem;
  padding: 0.35rem 0;
  border-bottom: 2px solid transparent;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* Layout */

main {
  flex: 1;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.25rem 3.5rem;
}

.page-hero {
  padding: 2.25rem 0 1.5rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 2rem;
}

.page-hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
  max-width: 22ch;
}

.page-hero.wide h1 {
  max-width: 28ch;
}

.lead {
  margin: 0;
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 42rem;
}

.section {
  margin-bottom: 2.5rem;
}

.section h2 {
  margin: 0 0 0.85rem;
  font-size: 1.35rem;
  letter-spacing: -0.015em;
}

.section p {
  margin: 0 0 1rem;
  color: var(--color-text);
}

.section p:last-child {
  margin-bottom: 0;
}

.meta-line {
  margin: 0 0 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Cards & featured app */

.card-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .card-grid.three {
    grid-template-columns: repeat(3, 1fr);
  }
}

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

.app-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  height: 100%;
}

.app-card-header {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.app-icon,
.app-icon-placeholder {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 1rem;
  flex-shrink: 0;
  background: var(--color-accent-soft);
  border: 1px solid var(--color-border);
  object-fit: cover;
}

.app-icon-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-weight: 700;
  font-size: 0.8rem;
  text-align: center;
  padding: 0.35rem;
  line-height: 1.2;
}

.app-card h3 {
  margin: 0 0 0.35rem;
  font-size: 1.2rem;
}

.app-card .app-tagline {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.98rem;
}

.app-card .app-body {
  flex: 1;
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.98rem;
}

.featured-app {
  display: grid;
  gap: 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

@media (min-width: 768px) {
  .featured-app {
    grid-template-columns: auto 1fr;
    align-items: start;
  }
}

.featured-app .app-icon,
.featured-app .app-icon-placeholder {
  width: 5.5rem;
  height: 5.5rem;
}

.featured-app h2 {
  margin: 0 0 0.4rem;
  font-size: 1.45rem;
}

.business-box {
  background: var(--color-accent-soft);
  border: 1px solid #c5ddd6;
  border-radius: var(--radius);
  padding: 1.25rem 1.4rem;
}

.business-box h2 {
  margin-top: 0;
}

.business-box dl {
  margin: 0;
  display: grid;
  gap: 0.65rem;
}

.business-box dt {
  font-weight: 650;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}

.business-box dd {
  margin: 0.15rem 0 0;
}

/* Buttons */

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.15rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius);
  font: inherit;
  font-weight: 600;
  font-size: 0.98rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  line-height: 1.3;
}

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

.btn-primary:hover {
  background: var(--color-accent-hover);
  color: #fff;
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Feature list */

.feature-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.65rem;
}

.feature-list li {
  position: relative;
  padding: 0.75rem 0.9rem 0.75rem 2.4rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 0.9rem;
  top: 1.15rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--color-accent);
}

.disclaimer {
  background: var(--color-disclaimer-bg);
  border: 1px solid var(--color-disclaimer-border);
  border-left: 4px solid #8a7340;
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
}

.disclaimer h2,
.disclaimer h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

.disclaimer p {
  margin: 0;
  color: var(--color-text);
}

/* Screenshot gallery */

.gallery {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 560px) {
  .gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .gallery {
    grid-template-columns: repeat(3, 1fr);
  }
}

.gallery figure {
  margin: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.gallery img,
.gallery .image-placeholder {
  width: 100%;
  aspect-ratio: 9 / 19.5;
  object-fit: contain;
  object-position: center top;
  background: linear-gradient(160deg, #e8eef2 0%, #d5e0e8 100%);
}

.gallery .image-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  text-align: center;
  padding: 1rem;
}

.gallery figcaption {
  padding: 0.65rem 0.85rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
}

/* Contact */

.contact-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1rem;
  max-width: 36rem;
}

.contact-list li {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
  box-shadow: var(--shadow);
}

.contact-list .label {
  display: block;
  font-size: 0.8rem;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.contact-list .value {
  font-size: 1.05rem;
  word-break: break-word;
}

.note {
  margin-top: 1.5rem;
  color: var(--color-text-muted);
  font-size: 0.98rem;
  max-width: 40rem;
}

/* Privacy policy */

.policy h2 {
  margin: 2rem 0 0.75rem;
  font-size: 1.25rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--color-border);
}

.policy h2:first-of-type {
  border-top: none;
  padding-top: 0;
  margin-top: 1.25rem;
}

.policy ul {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
}

.policy li {
  margin-bottom: 0.4rem;
}

.policy-toc {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  margin-bottom: 1.5rem;
}

.policy-toc h2 {
  margin: 0 0 0.65rem;
  font-size: 1.05rem;
  border: none;
  padding: 0;
}

.policy-toc ol {
  margin: 0;
  padding-left: 1.25rem;
}

.policy-toc li {
  margin-bottom: 0.3rem;
}

.policy-toc a {
  text-decoration: none;
}

.policy-toc a:hover {
  text-decoration: underline;
}

/* Footer */

.site-footer {
  background: #142033;
  color: #d6dde8;
  padding: 2rem 1.25rem;
  margin-top: auto;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  gap: 1.25rem;
}

.site-footer a {
  color: #b8ecdf;
}

.site-footer a:hover {
  color: #fff;
}

.footer-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.25rem;
}

.footer-nav a {
  text-decoration: none;
  font-weight: 500;
}

.footer-nav a:hover {
  text-decoration: underline;
}

.footer-copy {
  margin: 0;
  font-size: 0.92rem;
  color: #a8b3c4;
  max-width: 40rem;
}

/* Mobile navigation */

@media (max-width: 720px) {
  .nav-toggle {
    display: inline-flex;
    align-items: center;
  }

  .site-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 0.5rem 1.25rem 1rem;
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav ul {
    flex-direction: column;
    gap: 0;
  }

  .site-nav a {
    display: block;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
  }

  .site-nav li:last-child a {
    border-bottom: none;
  }

  .header-inner {
    position: relative;
  }
}

/* Utility */

.app-hero-header {
  margin-bottom: 1rem;
}

.app-hero-header h1 {
  margin: 0 0 0.5rem;
  max-width: none;
}

.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;
}

.replace-me {
  background: #fff3cd;
  padding: 0.05em 0.3em;
  border-radius: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.92em;
}