/* dirmeta2 product page — theme from crates/uiutils/src/style.rs */

:root {
  /* Base palette */
  --color-bg: #141821;
  --color-surface: #161720;
  --color-surface-elevated: #232a36;
  --color-text: #ffffff;
  --color-text-muted: #c9cdd6;
  --color-accent: #2f7bdc;
  --color-accent-hover: #5aabff;
  --color-border: #3a4250;
  --color-code-bg: #101118;
  /* Semantic surfaces (all theme-dependent styling goes through these) */
  --bg-header: rgba(22, 23, 32, 0.9);
  --bg-section: rgba(22, 23, 32, 0.55);
  --bg-section-strong: rgba(22, 23, 32, 0.95);
  --bg-badge: rgba(47, 123, 220, 0.5);
  --bg-btn-secondary: rgba(35, 42, 54, 0.8);
  --bg-btn-secondary-hover: rgba(43, 51, 65, 0.9);
  --bg-carousel: rgba(35, 42, 54, 0.7);
  --bg-carousel-media: rgba(16, 17, 24, 0.6);
  --bg-scrollbar-track: rgba(20, 24, 33, 0.6);
  --bg-lightbox: rgba(0, 0, 0, 0.9);
  --bg-lightbox-caption: rgba(0, 0, 0, 0.45);
  --bg-footer: rgba(22, 23, 32, 0.5);
  --bg-code: rgba(16, 17, 24, 0.75);
  --bg-image: url("rauschenberger-nature-4790694.jpg");
  --font-sans: "DM Sans", system-ui, -apple-system, sans-serif;
  --max-width: 720px;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --radius: 6px;
  --radius-lg: 10px;
}

[data-theme="light"] {
  color-scheme: light;
  --color-bg: #e8ecf1;
  --color-surface: #f1f3f6;
  --color-surface-elevated: #ffffff;
  --color-text: #1f2430;
  --color-text-muted: #394150;
  --color-accent: #2f7bdc;
  --color-accent-hover: #1a5fb4;
  --color-border: #c7d1e3;
  --color-code-bg: #ffffff;
  --bg-header: rgba(241, 243, 246, 0.9);
  --bg-section: rgba(241, 243, 246, 0.85);
  --bg-section-strong: rgba(241, 243, 246, 0.95);
  --bg-badge: rgba(47, 123, 220, 0.2);
  --bg-btn-secondary: rgba(255, 255, 255, 0.9);
  --bg-btn-secondary-hover: rgba(230, 235, 241, 0.95);
  --bg-carousel: rgba(230, 235, 241, 0.8);
  --bg-carousel-media: rgba(255, 255, 255, 0.7);
  --bg-scrollbar-track: rgba(220, 225, 235, 0.6);
  --bg-lightbox: rgba(0, 0, 0, 0.75);
  --bg-lightbox-caption: rgba(0, 0, 0, 0.35);
  --bg-footer: rgba(241, 243, 246, 0.7);
  --bg-code: rgba(199, 209, 227, 0.5);
  --bg-image: url("rauschenberger-nature-4790694.jpg");
}

/* Hero keeps dark-mode text in light theme */
[data-theme="light"] .hero {
  --color-text: #ffffff;
  --color-text-muted: #c9cdd6;
  --bg-badge: rgba(47, 123, 220, 0.5);
}

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

html {
  scroll-padding-top: 5rem;
  color-scheme: dark;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  background-image: var(--bg-image);
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-position: center;
  background-size: cover;
}

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

a:hover {
  text-decoration: underline;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container-wide {
  max-width: 960px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg-header);
  border-bottom: 1px solid var(--color-border);
}

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

.logo {
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--color-text);
}

.logo:hover {
  text-decoration: none;
  color: var(--color-accent);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav a {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.nav a:hover {
  color: var(--color-text);
}

.nav-gh {
  font-weight: 500;
  color: var(--color-accent);
}

/* Theme toggle */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  margin: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface-elevated);
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 1.125rem;
}

.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface);
  border-color: var(--color-text-muted);
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Hero — app-store style */
.hero {
  padding: var(--space-3xl) 0;
  text-align: center;
}

.hero-app .hero-inner {
  max-width: 720px;
}

.hero-content {
  margin: 0 auto;
}

.badge {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  margin-bottom: var(--space-lg);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-accent);
  background: var(--bg-badge);
  border-radius: 999px;
}

.hero h1 {
  margin: 0 0 var(--space-sm);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.hero-tagline {
  margin: 0 0 var(--space-md);
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.hero-lead {
  margin: 0 0 var(--space-xl);
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 36em;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
}

.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius);
}

.btn:hover {
  text-decoration: none;
}

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

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

.btn-secondary {
  color: var(--color-text);
  background: var(--bg-btn-secondary);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: var(--bg-btn-secondary-hover);
  border-color: var(--color-text);
  text-decoration: none;
}

/* Features */
.features {
  padding: var(--space-3xl) 0;
  background: var(--bg-section);
}

.features h2,
.app-media h2,
.download h2 {
  margin: 0 0 var(--space-lg);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.app-description {
  max-width: 52em;
}

.app-description .description-intro,
.app-description .description-outro {
  margin: 0 0 var(--space-xl);
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.6;
}

.app-description .description-outro {
  margin-top: var(--space-lg);
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.app-description .description-heading {
  margin: var(--space-xl) 0 var(--space-md);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.app-description .description-heading:first-of-type {
  margin-top: 0;
}

.app-description p {
  margin: 0 0 var(--space-md);
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.6;
}

.app-description ul {
  margin: 0 0 var(--space-xl);
  padding-left: 1.5rem;
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.6;
}

.app-description ul:last-of-type {
  margin-bottom: 0;
}

.app-description li {
  margin-bottom: var(--space-sm);
}

.app-description li:last-child {
  margin-bottom: 0;
}

.app-description strong {
  color: var(--color-text);
}

.app-description code {
  font-size: 0.9em;
  padding: 0.1em 0.35em;
  background: var(--bg-code);
  border-radius: 4px;
  color: var(--color-text-muted);
}

.section-lead {
  margin: 0 0 var(--space-xl);
  color: var(--color-text-muted);
  font-size: 1rem;
}

.section-lead code {
  font-size: 0.9em;
  padding: 0.1em 0.35em;
  background: var(--bg-code);
  border-radius: 4px;
}

/* App media carousel — app-store style (images and videos) */
.app-media {
  padding: 0 0 var(--space-3xl);
  background: var(--bg-section-strong);
}

.carousel-viewport {
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding: var(--space-lg) 0 var(--space-xl);
}

.carousel-viewport::-webkit-scrollbar {
  height: 6px;
}

.carousel-viewport::-webkit-scrollbar-track {
  background: var(--bg-scrollbar-track);
  border-radius: 3px;
}

.carousel-viewport::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 3px;
}

.carousel-track {
  display: flex;
  gap: var(--space-lg);
  padding: 0 var(--space-lg);
  min-width: min-content;
}

.carousel-slide {
  margin: 0;
  flex: 0 0 auto;
  width: min(85vw, 720px);
  scroll-snap-align: center;
  scroll-snap-stop: always;
}

.carousel-media {
  position: relative;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-carousel);
  border: 1px solid var(--color-border);
  cursor: pointer;
}

.carousel-media img,
.carousel-media video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--bg-carousel-media);
}

.media-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.carousel-media:has(img) .media-placeholder,
.carousel-media:has(video) .media-placeholder {
  display: none;
}

.carousel-caption {
  margin-top: var(--space-sm);
  padding: 0 var(--space-xs);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  text-align: center;
}

/* Lightbox — full-width screenshot view with carousel */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--bg-lightbox);
}

.lightbox[hidden] {
  display: none;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
}

/* Outer: 10pt margin from viewport only */
.lightbox-margin {
  position: absolute;
  inset: 10pt;
  display: flex;
  align-items: center;
  justify-content: center;
  container-type: size;
}

/* Inner: 16:10 box tight on the image, centered in the margin area */
.lightbox-media {
  width: min(100cqw, 100cqh * 16 / 10);
  height: min(100cqh, 100cqw * 10 / 16);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
}

.lightbox-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.lightbox-caption {
  position: absolute;
  bottom: 40pt;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  margin: 0;
  padding: var(--space-sm) var(--space-md);
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-align: center;
  letter-spacing: 0.01em;
  background: var(--bg-lightbox-caption);
  border-radius: var(--radius);
}

/* Download */
.download {
  padding: var(--space-3xl) 0;
  background: var(--bg-section);
}

.download-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.download-note {
  margin: 0 0 var(--space-2xl);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.download-note-windows {
  padding: var(--space-md) var(--space-lg);
  background: rgba(180, 130, 0, 0.2);
  border: 1px solid rgba(180, 130, 0, 0.5);
  border-radius: var(--radius);
  color: #e8dca0;
}

.changelog-title {
  margin: 0 0 var(--space-md);
  font-size: 1.125rem;
  font-weight: 600;
}

.changelog {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-lg);
}

.changelog-entry {
  margin-bottom: var(--space-xl);
  padding-left: 1.125rem;
}

.changelog-entry:last-child {
  margin-bottom: 0;
}

.changelog-entry > summary {
  margin-left: -1.125rem;
  cursor: pointer;
  display: flex;
  align-items: baseline;
  gap: 0.375rem;
  list-style: none;
}

.changelog-entry > summary::-webkit-details-marker {
  display: none;
}

.changelog-entry > summary::before {
  content: ">";
  flex-shrink: 0;
  transition: transform 0.15s;
}

.changelog-entry[open] > summary::before {
  transform: rotate(90deg);
}

.changelog-entry h4 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

.changelog-entry ul {
  margin: 0;
  padding-left: 1.25rem;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.changelog-entry li {
  margin-bottom: var(--space-xs);
}

.changelog-entry code {
  font-size: 0.9em;
  padding: 0.05em 0.3em;
  background: var(--bg-code);
  border-radius: 4px;
}

/* Footer */
.site-footer {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-border);
  background: var(--bg-footer);
}

.site-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-footer p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.site-footer-nav a {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.site-footer-nav a:hover {
  color: var(--color-text);
}

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

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

/* Responsive */
@media (max-width: 640px) {
  .nav {
    gap: var(--space-md);
  }

  .hero {
    padding: var(--space-2xl) 0;
  }

  .carousel-track {
    padding: 0 var(--space-md);
    gap: var(--space-md);
  }

  .carousel-slide {
    width: 88vw;
  }
}