/* Spider Solitaire website. Sizes, spaces and radii come from the token tables below: a type
   scale one step up from Tailwind's (18px body text), its spacing table and its radii. */

@font-face {
  font-family: "Cormorant Garamond";
  src: url("fonts/cormorant-garamond/cormorant-garamond-latin-500-normal.woff2") format("woff2");
  font-weight: 500; font-style: normal; font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Cormorant Garamond";
  src: url("fonts/cormorant-garamond/cormorant-garamond-latin-600-normal.woff2") format("woff2");
  font-weight: 600; font-style: normal; font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Manrope";
  src: url("fonts/manrope/manrope-latin-wght-normal.woff2") format("woff2-variations");
  font-weight: 200 800; font-style: normal; font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  /* Spacing */
  --s-25: 2px; --s-50: 4px; --s-75: 8px; --s-100: 12px; --s-200: 16px; --s-300: 24px;
  --s-400: 32px; --s-500: 40px; --s-600: 48px; --s-700: 64px; --s-800: 80px; --s-900: 96px;
  /* Radius (Tailwind) */
  --r-sm: 4px; --r-md: 6px; --r-lg: 8px; --r-xl: 12px; --r-2xl: 16px; --r-3xl: 24px; --r-full: 9999px;
  /* Colour: "Card Back Sky", off-white and burgundy like the classic card back. Every text colour
     meets WCAG AA (4.5:1) on --bg and the surfaces; the gold is for decoration only. */
  --bg: #F3F6FA; --surface: #FFFFFF; --surface-2: #E9EFF6; --surface-3: #DCE5EF;
  --text: #1C2333; --muted: #465069; --faint: #576079;
  --line: rgba(28, 35, 51, 0.14);
  --accent: #7A1F35; --accent-hover: #62182A; --on-accent: #FFF8E7; --accent-text: #7A1F35;
  --felt-text: #7A5410; --accent-line: rgba(200, 150, 46, 0.55);
  --nav-bg: rgba(255, 255, 255, 0.8); --menu-bg: rgba(243, 246, 250, 0.96);
  --link-underline: rgba(28, 35, 51, 0.3); --heading-from: #1C2333; --heading-to: #465069;
  --word-dim: rgba(28, 35, 51, 0.25); --code-bg: #E9EFF6;
  --card-shadow: rgba(28, 35, 51, 0.22); --shot-shadow: rgba(28, 35, 51, 0.25);
  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --serif: "Cormorant Garamond", "Iowan Old Style", "Palatino", Georgia, serif;
  --sans: "Manrope", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--s-900); }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: var(--sans); font-size: 18px; line-height: 28px;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
p, li, dd { text-wrap: pretty; }
h1, h2, h3 { text-wrap: balance; margin: 0; font-weight: 600; }
p { margin: 0; }
svg.icon { width: 20px; height: 20px; flex: none; fill: currentColor; }
code, kbd { font-family: var(--mono); font-size: 16px; line-height: 24px; }

/* Type scale (Tailwind steps, each one step larger: body text is 18px) */
.text-xs { font-size: 14px; line-height: 20px; }
.text-sm { font-size: 16px; line-height: 24px; }
.text-base { font-size: 18px; line-height: 28px; }
.text-lg { font-size: 20px; line-height: 32px; }
.text-xl { font-size: 22px; line-height: 32px; }
.text-2xl { font-size: 28px; line-height: 36px; }
.text-3xl { font-size: 34px; line-height: 40px; }
.text-4xl { font-size: 40px; line-height: 44px; }
.text-5xl { font-size: 54px; line-height: 1; }
.text-6xl { font-size: 68px; line-height: 1; }
.serif { font-family: var(--serif); letter-spacing: 0; }
.muted { color: var(--muted); }

.skip-link {
  position: absolute; left: var(--s-200); top: var(--s-200); z-index: 100;
  padding: var(--s-75) var(--s-100); border-radius: var(--r-lg);
  background: var(--accent); color: var(--on-accent); font-weight: 600; text-decoration: none;
  transform: translateY(-200%); transition: transform 300ms var(--ease);
}
.skip-link:focus-visible { transform: translateY(0); }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: var(--r-sm); }

.container { width: min(1120px, 100% - var(--s-600)); margin-inline: auto; }
section { padding-block: var(--s-900); }

/* Navigation: a compact pill floating off the top edge */
.nav {
  position: fixed; top: var(--s-200); left: 50%; z-index: 50;
  transform: translateX(-50%);
  display: flex; align-items: center; gap: var(--s-300);
  padding: var(--s-75) var(--s-75) var(--s-75) var(--s-200);
  border: 1px solid var(--line); border-radius: var(--r-full);
  background: var(--nav-bg);
  -webkit-backdrop-filter: blur(16px) saturate(1.4); backdrop-filter: blur(16px) saturate(1.4);
  width: max-content; max-width: calc(100% - var(--s-400));
}
.brand { display: flex; align-items: center; gap: var(--s-75); text-decoration: none; font-weight: 600; white-space: nowrap; }
.brand img { width: 24px; height: 24px; }
.nav-links { display: flex; gap: var(--s-50); list-style: none; margin: 0; padding: 0; }
.nav-links a {
  display: block; padding: var(--s-75) var(--s-100); border-radius: var(--r-full);
  color: var(--muted); text-decoration: none;
  transition: color 300ms var(--ease), background-color 300ms var(--ease);
}
.nav-links a:hover { color: var(--text); background: var(--surface-2); }
.nav-links a[aria-current="true"], .nav-links a[aria-current="page"] { color: var(--text); background: var(--surface-3); }
.menu-toggle {
  display: none; width: 40px; height: 40px; border: 0; border-radius: var(--r-full);
  background: transparent; color: var(--text); cursor: pointer; position: relative;
}
.menu-toggle span {
  position: absolute; left: 12px; width: 16px; height: 2px; border-radius: var(--r-full); background: currentColor;
  transition: transform 500ms var(--ease), opacity 300ms var(--ease);
}
.menu-toggle span:nth-child(1) { top: 16px; }
.menu-toggle span:nth-child(2) { top: 24px; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: 0; z-index: 40; padding: var(--s-900) var(--s-300) var(--s-400);
  background: var(--menu-bg);
  -webkit-backdrop-filter: blur(24px); backdrop-filter: blur(24px);
  opacity: 0; pointer-events: none; transition: opacity 300ms var(--ease);
}
.mobile-menu.open { opacity: 1; pointer-events: auto; }
.mobile-menu ul { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--s-75); }
.mobile-menu a {
  display: block; padding: var(--s-100) var(--s-200); border-radius: var(--r-xl);
  font-family: var(--serif); font-size: 34px; line-height: 40px; text-decoration: none;
  opacity: 0; transform: translateY(var(--s-300));
  transition: opacity 500ms var(--ease), transform 500ms var(--ease), background-color 300ms var(--ease);
}
.mobile-menu a:hover { background: var(--surface-2); }
.mobile-menu.open a { opacity: 1; transform: none; }
.mobile-menu .button { font-family: var(--sans); font-size: 18px; line-height: 28px; margin-top: var(--s-300); }

/* Buttons */
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s-75);
  padding: var(--s-75) var(--s-100); border-radius: var(--r-full); border: 1px solid transparent;
  font: 600 16px/24px var(--sans); text-decoration: none; cursor: pointer;
  transition: background-color 300ms var(--ease), transform 300ms var(--ease), border-color 300ms var(--ease);
}
.button:active { transform: scale(0.98); }
.button-primary { background: var(--accent); color: var(--on-accent); }
.button-primary:hover { background: var(--accent-hover); transform: translateY(-1px); }
.button-primary:active { transform: scale(0.98); }
.button-ghost { border-color: var(--line); color: var(--text); background: transparent; }
.button-ghost:hover { background: var(--surface-2); }
.button-large { padding: var(--s-100) var(--s-300); }
.nav .button { font-size: 16px; line-height: 24px; padding: var(--s-75) var(--s-200); }
.text-link {
  display: inline-flex; align-items: center; gap: var(--s-50);
  color: var(--muted); text-decoration: underline; text-decoration-color: var(--link-underline);
  text-underline-offset: 4px; transition: color 300ms var(--ease), text-decoration-color 300ms var(--ease);
}
.text-link:hover { color: var(--text); text-decoration-color: var(--accent); }

/* Hero */
.hero { padding-top: calc(var(--s-900) + var(--s-800)); padding-bottom: var(--s-800); text-align: center; }
.hero-fan { display: flex; justify-content: center; margin-bottom: var(--s-400); height: 96px; }
.hero-fan img {
  width: 64px; height: 96px; border-radius: var(--r-md); background: #fff;
  box-shadow: 0 8px 24px var(--card-shadow); margin-inline: -8px;
}
.hero-fan img:nth-child(1) { transform: rotate(-12deg) translateY(8px); }
.hero-fan img:nth-child(3) { transform: rotate(12deg) translateY(8px); }
.eyebrow {
  display: inline-flex; align-items: center; gap: var(--s-75);
  padding: var(--s-50) var(--s-100); border: 1px solid var(--line); border-radius: var(--r-full);
  color: var(--muted); margin-bottom: var(--s-300);
}
.hero h1, .gradient-text {
  max-width: 680px; margin-inline: auto;
  background: linear-gradient(90deg, var(--heading-from), var(--heading-to));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero .subheading { max-width: 680px; margin: var(--s-300) auto 0; color: var(--muted); }
.cta-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: var(--s-300); margin-top: var(--s-500); }
.proof { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--s-75) var(--s-300); margin: var(--s-400) 0 0; padding: 0; list-style: none; color: var(--muted); }
.proof li { display: inline-flex; align-items: center; gap: var(--s-75); }
.proof .icon { color: var(--felt-text); width: 16px; height: 16px; }

/* App window frame around screenshots */
.window {
  margin: var(--s-700) auto 0; max-width: 1040px; border-radius: var(--r-xl);
  border: 1px solid var(--line); background: var(--surface); overflow: hidden;
  box-shadow: 0 32px 80px var(--shot-shadow);
}
.window-bar { display: flex; align-items: center; gap: var(--s-75); padding: var(--s-100) var(--s-200); background: var(--surface-2); }
.window-bar i { width: 12px; height: 12px; border-radius: var(--r-full); background: #FF5F57; }
.window-bar i:nth-child(2) { background: #FEBC2E; }
.window-bar i:nth-child(3) { background: #28C840; }
.window-bar span { flex: 1; text-align: center; color: var(--muted); margin-right: var(--s-700); }
.shot { position: relative; background: var(--surface-2); }
.shot img { width: 100%; opacity: 0; transition: opacity 500ms var(--ease); }
.shot.loaded img, .no-js .shot img { opacity: 1; }
/* Loading state: a skeleton shaped like the picture until it arrives */
.shot:not(.loaded)::before {
  content: ""; position: absolute; inset: 0; background: var(--surface-3);
  animation: skeleton 1600ms var(--ease) infinite alternate;
}
.no-js .shot::before { display: none; }
@keyframes skeleton { from { opacity: 0.35; } to { opacity: 0.8; } }

/* Section headings */
.section-head { max-width: 680px; margin-bottom: var(--s-600); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head p { margin-top: var(--s-200); color: var(--muted); }
.kicker { color: var(--felt-text); font-weight: 600; margin-bottom: var(--s-100); display: block; }

/* Problem to solution */
.story { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-700); align-items: center; }
.story-cards { position: relative; height: 320px; }
.story-cards img {
  position: absolute; width: 160px; border-radius: var(--r-xl); background: #fff;
  box-shadow: 0 16px 40px var(--card-shadow);
  transition: transform 500ms var(--ease);
}
.story-cards img:nth-child(1) { left: 12%; top: 32px; transform: rotate(-10deg); }
.story-cards img:nth-child(2) { left: 32%; top: 8px; transform: rotate(-2deg); }
.story-cards img:nth-child(3) { left: 52%; top: 40px; transform: rotate(8deg); }
.story-cards:hover img:nth-child(1) { transform: rotate(-14deg) translateX(-12px); }
.story-cards:hover img:nth-child(3) { transform: rotate(12deg) translateX(12px); }

/* Benefits */
.benefits { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--s-300); list-style: none; margin: 0; padding: 0; }
.benefit {
  grid-column: span 2; padding: var(--s-400); border: 1px solid var(--line); border-radius: var(--r-2xl);
  background: var(--surface); transition: transform 500ms var(--ease), border-color 300ms var(--ease);
}
.benefit:nth-child(4), .benefit:nth-child(5) { grid-column: span 3; }
.benefit:hover { transform: translateY(-4px); border-color: var(--accent-line); }
.benefit .badge {
  display: inline-flex; width: 40px; height: 40px; align-items: center; justify-content: center;
  border-radius: var(--r-xl); background: var(--surface-3); color: var(--accent-text); margin-bottom: var(--s-300);
}
.benefit h3 { font-size: 22px; line-height: 32px; }
.benefit p { margin-top: var(--s-75); color: var(--muted); }

/* Tagline reveal */
.tagline { padding-block: var(--s-900); }
.tagline p { max-width: 680px; margin-inline: auto; text-align: center; text-wrap: balance; }
.tagline .word { color: var(--word-dim); transition: color 500ms var(--ease); }
.tagline .word.on { color: var(--text); }

/* Gallery */
.gallery { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--s-300); }
.gallery figure { margin: 0; padding: var(--s-75); border: 1px solid var(--line); border-radius: var(--r-2xl); background: var(--surface); }
.gallery figure .shot { border-radius: var(--r-lg); overflow: hidden; }
.gallery figcaption { padding: var(--s-200) var(--s-100) var(--s-100); color: var(--muted); }
.gallery figcaption strong { color: var(--text); display: block; font-weight: 600; }
.gallery .tall { grid-row: span 2; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-300); list-style: none; margin: 0; padding: 0; counter-reset: step; }
.step { padding: var(--s-400); border: 1px solid var(--line); border-radius: var(--r-2xl); background: var(--surface); }
.step-number {
  display: inline-flex; width: 40px; height: 40px; align-items: center; justify-content: center;
  border-radius: var(--r-full); border: 1px solid var(--line); font-family: var(--serif); font-size: 28px; line-height: 36px;
  color: var(--accent-text); margin-bottom: var(--s-300);
}
.step h3 { font-size: 22px; line-height: 32px; }
.step p { margin-top: var(--s-75); color: var(--muted); }
.gatekeeper { margin-top: var(--s-300); padding: var(--s-400); border: 1px solid var(--line); border-radius: var(--r-2xl); background: var(--surface); }
.gatekeeper h3 { font-size: 22px; line-height: 32px; display: flex; align-items: center; gap: var(--s-75); }
.gatekeeper ol { margin: var(--s-200) 0 0; padding-left: var(--s-300); color: var(--muted); display: grid; gap: var(--s-75); }
.gatekeeper strong { color: var(--text); font-weight: 600; }
.code {
  display: flex; align-items: center; justify-content: space-between; gap: var(--s-200);
  margin-top: var(--s-200); padding: var(--s-75) var(--s-75) var(--s-75) var(--s-200);
  border: 1px solid var(--line); border-radius: var(--r-xl); background: var(--code-bg); overflow-x: auto;
}
.code code { white-space: nowrap; color: var(--text); }
.copy {
  flex: none; padding: var(--s-50) var(--s-100); border: 1px solid var(--line); border-radius: var(--r-sm);
  background: var(--surface-2); color: var(--text); font: 600 14px/20px var(--sans); cursor: pointer;
  transition: background-color 300ms var(--ease);
}
.copy:hover { background: var(--surface-3); }
.copy:active { transform: scale(0.98); }
.copy-status { min-height: 20px; margin-top: var(--s-75); color: var(--felt-text); }

/* Proof: open and checkable */
.facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-300); }
.fact { padding: var(--s-400); border: 1px solid var(--line); border-radius: var(--r-2xl); }
.fact .value { font-family: var(--serif); font-size: 54px; line-height: 1; color: var(--accent-text); }
.fact h3 { margin-top: var(--s-200); font-size: 20px; line-height: 32px; }
.fact p { margin-top: var(--s-75); color: var(--muted); }

/* FAQ */
.faq { max-width: 800px; margin-inline: auto; display: grid; gap: var(--s-100); }
.faq details { border: 1px solid var(--line); border-radius: var(--r-2xl); background: var(--surface); transition: border-color 300ms var(--ease); }
.faq details[open] { border-color: var(--accent-line); }
.faq summary {
  list-style: none; cursor: pointer; padding: var(--s-300); font-weight: 600; font-size: 20px; line-height: 32px;
  display: flex; justify-content: space-between; gap: var(--s-200); border-radius: var(--r-2xl);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent-text); transition: transform 500ms var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq summary:hover { background: var(--surface-2); }
.faq details p { padding: 0 var(--s-300) var(--s-300); color: var(--muted); }

/* Final call to action */
.final { text-align: center; }
.final-card { padding: var(--s-800) var(--s-400); border: 1px solid var(--line); border-radius: var(--r-3xl); background: var(--surface); }
.final-card img { width: 96px; height: 96px; margin: 0 auto var(--s-300); }
.final-card p { max-width: 680px; margin: var(--s-200) auto 0; color: var(--muted); }

/* Credits */
.credits { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-300); list-style: none; margin: 0; padding: 0; }
.credit { padding: var(--s-300); border: 1px solid var(--line); border-radius: var(--r-2xl); }
.credit h3 { font-size: 20px; line-height: 32px; }
.credit p { margin-top: var(--s-75); color: var(--muted); }
.credit .links { display: flex; flex-wrap: wrap; gap: var(--s-75) var(--s-200); margin-top: var(--s-200); }

/* Footer */
footer { padding-block: var(--s-600); border-top: 1px solid var(--line); color: var(--faint); }
.footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--s-200); }
footer ul { display: flex; flex-wrap: wrap; gap: var(--s-75) var(--s-300); list-style: none; margin: 0; padding: 0; }
footer a { color: var(--muted); text-decoration: none; transition: color 300ms var(--ease); }
footer a:hover { color: var(--text); }
footer .note { margin-top: var(--s-200); }

/* ?still (used for the preview screenshot): everything in its final state */
.still *, .still *::before, .still *::after { transition: none !important; animation: none !important; }
.still .reveal { opacity: 1 !important; transform: none !important; }

/* Simple pages (privacy, terms, 404) */
.page { padding-top: calc(var(--s-900) + var(--s-700)); padding-bottom: var(--s-900); }
.page article { max-width: 680px; margin-inline: auto; }
.page h1 { font-family: var(--serif); font-size: 54px; line-height: 1; }
.page h2 { font-size: 22px; line-height: 32px; margin-top: var(--s-500); }
.page p, .page li { color: var(--muted); margin-top: var(--s-200); }
.page .back { margin-top: var(--s-500); }

/* Scroll reveals */
.js .reveal { opacity: 0; transform: translateY(var(--s-400)); transition: opacity 700ms var(--ease), transform 700ms var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }

@media (max-width: 900px) {
  .nav-links, .nav .button { display: none; }
  .menu-toggle { display: block; }
  .nav { width: calc(100% - var(--s-400)); justify-content: space-between; }
  .story, .gallery { grid-template-columns: 1fr; }
  .gallery .tall { grid-row: auto; }
  .benefits { grid-template-columns: 1fr; }
  .benefit, .benefit:nth-child(4), .benefit:nth-child(5) { grid-column: auto; }
  .steps, .facts, .credits { grid-template-columns: 1fr; }
  .hero .text-6xl { font-size: 54px; line-height: 1; }
  .tagline .text-5xl { font-size: 40px; line-height: 44px; }
  section { padding-block: var(--s-800); }
  .hero h1 br { display: none; }
}

@media (max-width: 480px) {
  .hero .text-6xl { font-size: 40px; line-height: 44px; }
  .text-5xl { font-size: 40px; line-height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-property: opacity, color, background-color, border-color !important; }
  .js .reveal { transform: none; }
  .mobile-menu a { transform: none; }
  .benefit:hover, .button-primary:hover { transform: none; }
  .story-cards:hover img:nth-child(1) { transform: rotate(-10deg); }
  .story-cards:hover img:nth-child(3) { transform: rotate(8deg); }
  .shot:not(.loaded)::before { animation: none; }
}