/* 1. Tokens and document defaults */
:root {
  color-scheme: dark;
  /* Tomebound's app palette (lib/theme/app_theme.dart) plus its icon colours. */
  --background: #101014;
  --surface: #1c1e24;
  --text: #f4f1ea;
  --secondary: #b7b5b0;
  --accent: #c7a75b;
  --accent-light: #e2c98c;
  --crimson: #b4221a;
  --parchment: #ede4d8;
  --line: #2b2c33;
  --space-1: .5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 5rem;
  --space-7: 7.5rem;
  --radius: .25rem;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Consolas, monospace;
  --content-width: 75rem;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-padding-top: 2rem; }
body { margin: 0; background: var(--background); color: var(--text); font-family: var(--font); font-size: 1rem; line-height: 1.65; -webkit-font-smoothing: antialiased; }
::selection { background: var(--accent); color: var(--background); }
a { color: inherit; text-underline-offset: .25em; text-decoration-thickness: 1px; }
a:hover { color: var(--accent); }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 6px; border-radius: 2px; }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { line-height: 1.12; font-family: var(--serif); font-weight: 400; }
h1 { font-size: clamp(2.7rem, 5.2vw, 4.75rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.9rem, 3.2vw, 2.75rem); letter-spacing: -.015em; }
h3 { font-size: 1.4rem; letter-spacing: -.01em; }
p { color: var(--secondary); }
p + p { margin-top: var(--space-2); }
.container { width: min(var(--content-width), calc(100% - 6rem)); margin-inline: auto; }
.eyebrow { font-family: var(--mono); font-size: .72rem; letter-spacing: .13em; text-transform: uppercase; color: var(--accent); }
.lead { font-size: clamp(1.1rem, 1.6vw, 1.25rem); line-height: 1.7; max-width: 38rem; }
.muted { color: var(--secondary); }
.skip-link { position: absolute; top: -8rem; left: 1rem; z-index: 10; background: var(--accent); color: var(--background); padding: .75rem 1.25rem; }
.skip-link:focus { top: 1rem; color: var(--background); }
/* 2. Shared header, links and footer. Navigation stays visible without JS. */
.site-header { min-height: 6.5rem; display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: .8rem; text-decoration: none; font-family: var(--serif); font-size: 1.2rem; letter-spacing: -.01em; white-space: nowrap; }
.brand img { width: 2.3rem; height: 2.3rem; }
.brand .amp { color: var(--accent); font-weight: 400; }
nav { display: flex; gap: 2rem; }
nav a { min-height: 44px; display: inline-flex; align-items: center; font-size: .85rem; text-decoration: none; color: var(--secondary); }
nav a[aria-current="page"] { color: var(--accent); text-decoration: underline; }
.text-link { display: inline-flex; gap: 1.5rem; align-items: center; min-height: 44px; font-weight: 500; }
.arrow { text-decoration: none; font-size: 1.25em; }
.button { display: inline-flex; justify-content: space-between; gap: 2rem; align-items: center; min-height: 48px; padding: .8rem 1.25rem; border: 1px solid var(--accent); border-radius: var(--radius); background: var(--accent); color: var(--background); text-decoration: none; font-size: .9rem; font-weight: 600; }
.button:hover { background: var(--accent-light); color: var(--background); }
.actions { display: flex; align-items: center; gap: 1.25rem 2rem; flex-wrap: wrap; margin-top: var(--space-4); }
.site-footer { border-top: 1px solid var(--line); padding-block: 2.5rem; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.footer-note { margin-top: .5rem; font-size: .78rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; }
.footer-links a { min-height: 44px; display: inline-flex; align-items: center; font-size: .8rem; color: var(--secondary); }
/* 3. Studio homepage */
.hero { position: relative; display: grid; grid-template-columns: 1.35fr 1fr; align-items: center; gap: 1rem; padding-block: var(--space-7) 6rem; }
.hero h1 { margin-block: 1.7rem 1.8rem; }
.hero h1 span { color: var(--accent); }
.hero .lead { max-width: 32rem; }
.hero-art { position: relative; margin: 0 -1.5rem 0 0; }
.hero-art img { width: 100%; }
.hero-art::before { content: ""; position: absolute; inset: 15%; border-radius: 50%; background: radial-gradient(ellipse, #c7a75b14, transparent 70%); pointer-events: none; animation: atmosphere 10s ease-in-out infinite alternate; }
@keyframes atmosphere { from { opacity: .3; transform: translateY(-8px); } to { opacity: 1; transform: translateY(8px); } }
.section-top { display: flex; justify-content: space-between; align-items: center; gap: 1rem; border-top: 1px solid var(--line); padding-top: 1.25rem; margin-bottom: var(--space-5); }
.section-top .index { font: .7rem var(--mono); color: var(--secondary); }
.products { padding-bottom: var(--space-6); }
.product-card { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.product-art { min-height: 350px; display: grid; place-items: center; position: relative; background: radial-gradient(ellipse at center, #f6efe4, var(--parchment) 70%); border-right: 1px solid var(--line); }
.product-art::before, .product-art::after { content: ""; position: absolute; width: 65%; aspect-ratio: 1; border: 1px solid #b4221a24; border-radius: 50%; }
.product-art::after { width: 48%; }
.product-art img { width: 200px; height: 200px; position: relative; z-index: 1; }
.product-info { padding: 3rem; background: var(--surface); }
.status { display: inline-flex; align-items: center; gap: .6rem; font: .68rem var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--accent); }
.status::before { content: ""; width: 5px; height: 5px; background: var(--accent); border-radius: 50%; }
.product-info h3 { font-size: 2.6rem; margin-block: 1.3rem .4rem; }
.product-info .category { font: .72rem var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--text); margin-bottom: 1.4rem; }
.product-info .text-link { margin-top: 1.75rem; }
.platforms { display: flex; flex-wrap: wrap; gap: .5rem 1.3rem; padding: 0; list-style: none; font: .72rem var(--mono); color: var(--secondary); margin: 1.5rem 0 0; }
.studio { padding-bottom: var(--space-7); }
.studio-body { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }
.studio-body h2 { max-width: 25rem; }
.studio-body p { max-width: 34rem; }
.principles { list-style: none; padding: 0; margin: var(--space-3) 0 0; display: grid; gap: 1rem; }
.principles li { border-left: 2px solid var(--accent); padding-left: 1rem; color: var(--secondary); }
.principles strong { display: block; color: var(--text); font-weight: 500; }
/* 4. Product page and informational pages */
.page-intro { padding-block: var(--space-6) var(--space-5); }
.page-intro h1 { margin-block: 1.5rem; }
.product-hero { padding-block: 5rem; display: grid; grid-template-columns: 1.25fr 1fr; gap: 4rem; align-items: center; }
.product-hero h1 { margin: 1.5rem 0 .75rem; font-size: clamp(3.5rem, 7vw, 6.5rem); }
.product-hero .subtitle { font-size: clamp(1.25rem, 2.2vw, 1.6rem); font-family: var(--serif); color: var(--accent); margin-bottom: 1.5rem; line-height: 1.3; }
.product-hero .product-art { border: 1px solid var(--line); aspect-ratio: 1; min-height: 0; }
.product-hero .product-art img { width: 65%; height: auto; }
.feature-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem 3rem; margin-block: var(--space-5) var(--space-6); }
.feature-list h3 { margin-block: .75rem; font-size: 1.3rem; }
.feature-number { color: var(--accent); font: .75rem var(--mono); }
.availability { padding-block: var(--space-5) var(--space-6); border-top: 1px solid var(--line); display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
.availability h2 { margin-top: 1rem; }
.availability .platforms { font-size: .85rem; margin-top: 1.5rem; }
.prose { max-width: 48rem; padding-bottom: var(--space-6); }
.prose h2 { margin: 2.5rem 0 1rem; font-size: 1.5rem; letter-spacing: -.025em; }
.prose h1 { font-size: clamp(2.5rem, 5vw, 3.6rem); margin: 1.3rem 0 1.5rem; }
.prose p, .prose li { color: var(--secondary); }
.prose a { color: var(--accent); overflow-wrap: anywhere; }
.privacy-page { padding-top: var(--space-6); }
.support-layout { display: grid; grid-template-columns: 1.5fr 1fr; gap: 5rem; padding-block: 0 var(--space-6); }
.support-layout h2 { font-size: 1.65rem; margin: 0 0 1.5rem; }
.contact-panel { padding: 2rem; background: var(--surface); border-top: 2px solid var(--accent); align-self: start; }
.contact-panel .eyebrow { font-size: .72rem; margin-bottom: 1.3rem; }
.contact-panel a { overflow-wrap: anywhere; }
.contact-panel p { font-size: .9rem; margin-top: 1rem; }
.support-list { padding-left: 1.25rem; color: var(--secondary); }
.support-list li { padding-left: .5rem; margin-bottom: .6rem; }
.faq { max-width: 48rem; padding-bottom: var(--space-6); }
.faq h2 { margin-bottom: 2rem; }
details { border-top: 1px solid var(--line); padding-block: 1.2rem; }
details:last-child { border-bottom: 1px solid var(--line); }
summary { cursor: pointer; padding-block: .4rem; font-weight: 500; }
details p { margin: .8rem 0 .2rem; }
.not-found { min-height: 65vh; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; padding-block: var(--space-6); }
.not-found h1 { margin-block: 1.5rem; }
/* 5. Intentional small-screen layout, motion and print preferences */
@media (min-width: 1600px) { .hero { padding-block: 9rem 8rem; } }
@media (max-width: 900px) {
  .container { width: calc(100% - 3rem); }
  .hero { grid-template-columns: 1.4fr 1fr; padding-block: 5rem; }
  .hero-art { margin-right: 0; }
  .product-info { padding: 2rem; }
  .product-hero { gap: 2rem; }
  .studio-body, .support-layout { gap: 2rem; }
  .feature-list { gap: 1.5rem; }
}
@media (max-width: 620px) {
  .container { width: calc(100% - 2.5rem); }
  .site-header { min-height: 0; padding-block: 1.2rem .8rem; gap: .65rem; flex-wrap: wrap; }
  .brand { font-size: 1.05rem; }
  nav { width: 100%; gap: 1.75rem; }
  nav a { font-size: .8rem; }
  .hero { grid-template-columns: 1fr; padding-block: 3.5rem 2rem; }
  .hero h1 { font-size: clamp(2.9rem, 10.3vw, 4rem); }
  .hero-art { width: min(82%, 300px); justify-self: center; margin-top: .75rem; }
  .hero .lead { font-size: 1.05rem; }
  .section-top { margin-bottom: 2rem; }
  .product-card, .studio-body, .product-hero, .availability, .support-layout { grid-template-columns: 1fr; }
  .product-art { min-height: 250px; border-right: 0; border-bottom: 1px solid var(--line); }
  .product-art img { width: 160px; height: 160px; }
  .product-info { padding: 1.75rem; }
  .studio { padding-bottom: 4rem; }
  .site-footer { align-items: flex-start; flex-direction: column; gap: 1rem; }
  .footer-links { gap: .4rem 1.25rem; }
  .page-intro, .privacy-page { padding-top: 3.5rem; }
  .product-hero { padding-block: 3.5rem; gap: 2.5rem; }
  .product-hero .product-art { aspect-ratio: 1.3; }
  .product-hero .product-art img { width: 55%; }
  .feature-list { grid-template-columns: 1fr; gap: 2rem; }
  .feature-list article { max-width: 32rem; }
  .availability { gap: 1.5rem; }
  .contact-panel { padding: 1.5rem; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}
@media (forced-colors: active) {
  .button, .contact-panel { border: 1px solid ButtonText; }
}
@media print {
  :root { --background: white; --text: black; --secondary: #333; --accent: #5c4512; --line: #aaa; --surface: white; color-scheme: light; }
  .hero-art, .product-art, .skip-link, nav, .footer-links { display: none; }
  .container { width: 100%; }
  .hero, .product-card, .product-hero { display: block; }
  .site-header, .site-footer { padding-block: 1rem; min-height: 0; }
  .privacy-page { padding-top: 1rem; }
}