/* ==========================================================================
   brendangaynor.com — shared styles
   Mobile-first. Dark is the primary design; light mode overrides tokens.
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  color-scheme: dark light;

  --bg: #0b0b0f;
  --bg-elev: #15151c;
  --bg-elev-2: #1e1e27;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #f4f4f7;
  --text-muted: #a1a1ad;      /* 7.6:1 on --bg */
  --text-faint: #8a8a96;      /* 5.6:1 on --bg */
  --focus: #8ab4ff;
  --todo-bg: rgba(255, 196, 0, 0.12);
  --todo-text: #ffd257;

  --live: #34c759;
  --live-bg: rgba(52, 199, 89, 0.14);
  --dev: #ffb340;
  --dev-bg: rgba(255, 179, 64, 0.14);

  --accent: #8b6cf6;          /* overridden per app */

  --radius: 18px;
  --radius-sm: 10px;
  --gutter: max(20px, env(safe-area-inset-left));
  --gutter-r: max(20px, env(safe-area-inset-right));
  --maxw: 1040px;

  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI",
    Roboto, "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f5f5f7;
    --bg-elev: #ffffff;
    --bg-elev-2: #ececf0;
    --border: rgba(0, 0, 0, 0.08);
    --border-strong: rgba(0, 0, 0, 0.16);
    --text: #1d1d1f;
    --text-muted: #55555e;
    --text-faint: #6e6e78;
    --focus: #0a66d8;
    --todo-bg: rgba(255, 170, 0, 0.18);
    --todo-text: #7a4b00;

    --live: #1a7f37;
    --live-bg: rgba(26, 127, 55, 0.1);
    --dev: #9a5800;
    --dev-bg: rgba(154, 88, 0, 0.1);
  }
}

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

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

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 1.0625rem; /* 17px, iOS body size */
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main {
  flex: 1;
}

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

h1,
h2,
h3 {
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0;
}

p {
  margin: 0 0 1em;
}

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

a {
  color: inherit;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 6px;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -100px;
  z-index: 10;
  padding: 10px 14px;
  background: var(--bg-elev);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  text-decoration: none;
}

.skip-link:focus {
  top: max(12px, env(safe-area-inset-top));
}

.container {
  width: 100%;
  max-width: calc(var(--maxw) + 40px);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter-r);
}

/* Clearly-marked placeholder copy */
.todo {
  background: var(--todo-bg);
  color: var(--todo-text);
  border-radius: 4px;
  padding: 0 4px;
  font-style: normal;
}

/* ---------- Hero (homepage) ---------- */
.hero {
  padding-top: max(64px, calc(env(safe-area-inset-top) + 40px));
  padding-bottom: 40px;
}

.hero__name {
  font-size: clamp(2.5rem, 9vw, 4rem);
  font-weight: 700;
}

.hero__title {
  margin: 10px 0 0;
  font-size: clamp(1.125rem, 3.6vw, 1.375rem);
  font-weight: 600;
  color: var(--text-muted);
}

.hero__intro {
  margin: 20px 0 0;
  max-width: 34em;
  color: var(--text-muted);
}

/* ---------- Section headings ---------- */
.section {
  padding-top: 24px;
  padding-bottom: 48px;
}

.section__title {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 16px;
}

/* ---------- App grid ---------- */
.app-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 560px) {
  .app-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

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

.tile {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  height: 100%;
  padding: 16px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  -webkit-tap-highlight-color: transparent;
  transition: transform 0.18s ease, border-color 0.18s ease,
    background-color 0.18s ease, box-shadow 0.18s ease;
}

/* Stacked layout on wider screens: icon on top */
@media (min-width: 560px) {
  .tile {
    flex-direction: column;
    align-items: flex-start;
    padding: 20px;
  }
}

.tile:hover {
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  background: color-mix(in srgb, var(--accent) 7%, var(--bg-elev));
  box-shadow: 0 10px 30px -12px color-mix(in srgb, var(--accent) 45%, transparent);
  transform: translateY(-2px);
}

.tile:active {
  transform: scale(0.98);
}

.tile:focus-visible {
  outline-offset: 2px;
  border-radius: var(--radius);
}

.tile__body {
  min-width: 0;
  flex: 1;
}

.tile__name {
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.tile__tagline {
  display: block;
  margin: 2px 0 0;
  font-size: 0.9375rem;
  line-height: 1.4;
  color: var(--text-muted);
}

.tile__chevron {
  flex: none;
  width: 8px;
  height: 14px;
  color: var(--text-faint);
}

@media (min-width: 560px) {
  .tile__chevron {
    display: none;
  }
}

/* ---------- App icon (iOS-style rounded square) ---------- */
.app-icon {
  --size: 64px;
  position: relative;
  flex: none;
  width: var(--size);
  height: var(--size);
  border-radius: 22.37%; /* iOS icon corner ratio */
  overflow: hidden;
  background: var(--bg-elev-2);
  box-shadow: 0 0 0 1px var(--border), 0 4px 14px -6px rgba(0, 0, 0, 0.5);
}

.app-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Fallback when an icon file is missing: show the data-initial letters */
.app-icon--missing {
  display: grid;
  place-items: center;
  background: color-mix(in srgb, var(--accent) 35%, var(--bg-elev-2));
}

.app-icon--missing img {
  display: none;
}

.app-icon--missing::after {
  content: attr(data-initial);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: calc(var(--size) * 0.38);
  color: #fff;
}

.app-icon--lg {
  --size: 112px;
}

@media (min-width: 560px) {
  .app-icon--lg {
    --size: 140px;
  }
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding-top: 28px;
  padding-bottom: max(28px, calc(env(safe-area-inset-bottom) + 16px));
  font-size: 0.9375rem;
  color: var(--text-faint);
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  justify-content: space-between;
  align-items: center;
}

.site-footer a {
  color: var(--text-muted);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

.site-footer a:hover {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-footer p {
  margin: 0;
}

/* ---------- Detail page ---------- */
.topbar {
  padding-top: max(16px, env(safe-area-inset-top));
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  padding-right: 8px;
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
}

.back-link svg {
  width: 9px;
  height: 16px;
}

.back-link:hover {
  color: var(--text);
}

.app-hero {
  position: relative;
  padding-top: 24px;
  padding-bottom: 32px;
  display: grid;
  gap: 20px;
  justify-items: start;
}

/* Soft accent glow behind the hero */
.app-hero::before {
  content: "";
  position: absolute;
  inset: -80px auto auto -40px;
  width: 360px;
  height: 360px;
  background: radial-gradient(
    closest-side,
    color-mix(in srgb, var(--accent) 28%, transparent),
    transparent
  );
  pointer-events: none;
  z-index: -1;
}

@media (min-width: 560px) {
  .app-hero {
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 28px;
    padding-top: 40px;
  }
}

.app-hero__name {
  font-size: clamp(2rem, 7vw, 3rem);
  font-weight: 700;
}

.app-hero__tagline {
  margin: 8px 0 0;
  font-size: clamp(1.0625rem, 3.4vw, 1.25rem);
  color: var(--text-muted);
}

.app-hero__role {
  margin: 12px 0 0;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text);
}

.app-hero__platforms {
  margin: 4px 0 0;
  font-size: 0.9375rem;
  color: var(--text-faint);
}

.app-hero__meta {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.app-hero__actions {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
}

/* ---------- App Store badge (reusable) ----------
   Official Apple artwork at assets/badges/app-store-badge.svg — never restyle
   the image itself. Height 44px (Apple minimum: 40px); margin gives clear
   space of at least 1/4 the badge height on every side. */
.store-badge {
  display: inline-block;
  margin: 11px 11px 11px 0;
  border-radius: 8px;
  line-height: 0;
}

.store-badge img {
  height: 44px;
  width: auto;
  max-width: none;
}

.store-badge__fallback {
  display: none;
}

/* Shown only if the badge file is missing */
.store-badge--missing {
  line-height: 1.4;
}

.store-badge--missing img {
  display: none;
}

.store-badge--missing .store-badge__fallback {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border-strong);
  color: var(--text);
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: 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;
}

/* ---------- Status badge ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
  line-height: 1.4;
}

.badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
}

.badge--live {
  color: var(--live);
  background: var(--live-bg);
}

.badge--dev {
  color: var(--dev);
  background: var(--dev-bg);
}

/* Opt-in: status badge in the page's own --accent (e.g. BeatingU pages) */
.badge--accent {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 16%, transparent);
}

@media (prefers-color-scheme: light) {
  .badge--accent {
    color: color-mix(in srgb, var(--accent) 55%, #000);
  }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  transition: filter 0.15s ease, transform 0.15s ease;
}

.btn:hover {
  filter: brightness(1.1);
}

.btn:active {
  transform: scale(0.97);
}

.btn--secondary {
  background: var(--bg-elev-2);
  color: var(--text);
  border: 1px solid var(--border-strong);
}

/* Muted, non-interactive stand-in for the App Store badge */
.store-pending {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin: 11px 11px 11px 0;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px dashed var(--border-strong);
  color: var(--text-faint);
  font-size: 0.9375rem;
  font-weight: 500;
}

/* ---------- Detail content blocks ---------- */
.detail-section {
  padding-top: 28px;
  padding-bottom: 28px;
  border-top: 1px solid var(--border);
}

.detail-section h2 {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.prose {
  max-width: 40em;
  color: var(--text-muted);
}

.prose strong {
  color: var(--text);
  font-weight: 600;
}

.stack-group + .stack-group {
  margin-top: 18px;
}

.stack-group h3 {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 8px;
}

.chips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chips li {
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  font-size: 0.875rem;
  line-height: 1.3;
}

/* Opt-in: chips tinted with the page's own --accent */
.chips--accent li {
  background: color-mix(in srgb, var(--accent) 12%, var(--bg-elev));
  border-color: color-mix(in srgb, var(--accent) 35%, transparent);
}

/* ---------- Related app link ("More from …") ---------- */
.related {
  padding-top: 28px;
  padding-bottom: 40px;
  border-top: 1px solid var(--border);
}

.related .tile {
  max-width: 480px;
}

/* Keep the compact row layout at every width */
.tile--row {
  flex-direction: row;
  align-items: center;
  padding: 16px;
}

.tile--row .tile__chevron {
  display: block;
}

/* ---------- Screenshots ---------- */
/* Hidden entirely when it contains no images (e.g. folder still empty). */
.screens:not(:has(img)) {
  display: none;
}

.screens__row {
  list-style: none;
  margin: 0 calc(var(--gutter-r) * -1) 0 calc(var(--gutter) * -1);
  padding: 4px var(--gutter-r) 12px var(--gutter);
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding-left: var(--gutter);
  -webkit-overflow-scrolling: touch;
}

.screens__row li {
  flex: none;
  width: min(62vw, 260px);
  scroll-snap-align: start;
}

.screens__row img {
  width: 100%;
  aspect-ratio: 1179 / 2556; /* iPhone 6.1"/6.7" portrait */
  object-fit: cover;
  border-radius: 22px;
  border: 1px solid var(--border);
  background: var(--bg-elev);
}

/* ---------- 404 ---------- */
.not-found {
  padding-top: max(96px, calc(env(safe-area-inset-top) + 64px));
  padding-bottom: 64px;
}

.not-found h1 {
  font-size: clamp(2.25rem, 8vw, 3.5rem);
  font-weight: 700;
}

.not-found p {
  margin-top: 12px;
  color: var(--text-muted);
}

.not-found .btn {
  margin-top: 24px;
}

/* ---------- Footer links ---------- */
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0 24px;
}

/* ---------- Small inline text link (e.g. "Privacy Policy") ---------- */
.text-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--text-muted);
  font-size: 0.9375rem;
  text-decoration: underline;
  text-decoration-color: var(--border-strong);
  text-underline-offset: 3px;
}

.text-link:hover {
  color: var(--text);
  text-decoration-color: currentColor;
}

/* ---------- Document pages (privacy policies) ---------- */
.doc {
  padding-top: 24px;
  padding-bottom: 56px;
}

.doc__header {
  padding-bottom: 20px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.doc__header h1 {
  font-size: clamp(1.75rem, 6vw, 2.5rem);
  font-weight: 700;
}

.doc__meta {
  margin: 8px 0 0;
  font-size: 0.9375rem;
  color: var(--text-faint);
}

.doc h2 {
  margin: 28px 0 8px;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text);
}

.doc .prose a {
  color: var(--text);
  text-underline-offset: 3px;
}

/* ---------- Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    scroll-behavior: auto !important;
  }

  .tile:hover,
  .tile:active,
  .btn:active {
    transform: none;
  }
}