/* Dockaroo — brand theme. Light & dark follow the system (color-scheme + light-dark()). */

:root {
  color-scheme: light dark;

  /* Brand */
  --blue: #2B5CFF;
  --blue-deep: #1D43D1;
  --gold: #E8A317;
  --gradient: linear-gradient(135deg, var(--blue), var(--blue-deep));
  --orange: #FF8A3D;
  --green: #30C25E;

  /* Neutrals (AA checked on both grounds) */
  --bg: light-dark(#F4F5FA, #0E1017);
  --bg-raised: light-dark(#FFFFFF, #171A26);
  --bg-sunken: light-dark(#E9EBF3, #0A0C12);
  --text: light-dark(#14161F, #F1F2F7);
  --text-2: light-dark(#4A4F63, #ABB0C4);
  --text-3: light-dark(#666C83, #8E94AA);
  --line: light-dark(rgba(20, 22, 31, 0.10), rgba(255, 255, 255, 0.10));
  --line-strong: light-dark(rgba(20, 22, 31, 0.18), rgba(255, 255, 255, 0.18));
  --link: light-dark(#1F4CE0, #93ACFF);
  --focus: light-dark(#2B5CFF, #93ACFF);

  /* States */
  --success: light-dark(#1A7F3C, #4CD57A);
  --warning: light-dark(#9A5B00, #F7B948);
  --error: light-dark(#C32B2B, #FF6E6E);
  --success-bg: light-dark(#E6F6EC, rgba(76, 213, 122, 0.12));
  --warning-bg: light-dark(#FFF4DF, rgba(247, 185, 72, 0.12));
  --error-bg: light-dark(#FDE9E9, rgba(255, 110, 110, 0.12));

  /* Glass recipe */
  --glass-tint-top: light-dark(rgba(255, 255, 255, 0.40), rgba(255, 255, 255, 0.16));
  --glass-tint-bottom: light-dark(rgba(255, 255, 255, 0.20), rgba(255, 255, 255, 0.04));
  --glass-fallback: light-dark(rgba(255, 255, 255, 0.88), rgba(32, 36, 52, 0.92));
  --glass-blur: blur(22px) saturate(160%);
  --glass-shine: linear-gradient(180deg, rgba(255, 255, 255, 0.30), rgba(255, 255, 255, 0) 40%);
  --glass-inner: linear-gradient(180deg, rgba(255, 255, 255, 0.85), rgba(255, 255, 255, 0.15));
  --glass-hairline: 0 0 0 0.5px rgba(0, 0, 0, 0.25);

  /* Type */
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, monospace;
  --fs-xs: 0.8125rem;
  --fs-sm: 0.9375rem;
  --fs-md: 1.0625rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: clamp(2.25rem, 1.5rem + 2.5vw, 3.25rem);
  --fs-hero: clamp(2.5rem, 1.6rem + 4vw, 4.5rem);

  /* Space */
  --s-1: 4px; --s-2: 8px; --s-3: 12px; --s-4: 16px; --s-5: 24px;
  --s-6: 32px; --s-7: 48px; --s-8: 64px; --s-9: 96px; --s-10: 128px;

  /* Radii */
  --r-sm: 8px; --r-md: 14px; --r-lg: 20px; --r-pill: 999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(10, 12, 30, 0.08), 0 2px 8px rgba(10, 12, 30, 0.06);
  --shadow-md: 0 2px 6px rgba(10, 12, 30, 0.10), 0 12px 32px rgba(10, 12, 30, 0.12);
  --shadow-lg: 0 6px 16px rgba(10, 12, 30, 0.14), 0 32px 64px rgba(10, 12, 30, 0.20);

  --container: 1120px;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-md);
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-wrap: pretty;
}
/* Soft colour fields for the glass to blur */
.bg-glow {
  position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden;
}
.bg-glow::before, .bg-glow::after {
  content: ""; position: absolute; border-radius: 50%; filter: blur(80px);
}
/* The see-through amount is in the colour: light-dark() works only for colours, not for opacity. */
.bg-glow::before { width: 60vw; height: 60vw; left: -25vw; top: -35vw; background: light-dark(rgba(43, 92, 255, 0.30), rgba(43, 92, 255, 0.28)); }
.bg-glow::after { width: 45vw; height: 45vw; right: -15vw; top: 10vw; background: light-dark(rgba(232, 163, 23, 0.28), rgba(232, 163, 23, 0.22)); }

h1, h2, h3, h4 { margin: 0; font-weight: 700; letter-spacing: -0.02em; line-height: 1.12; text-wrap: balance; }
h1 { font-size: var(--fs-3xl); }
h2 { font-size: var(--fs-2xl); }
h3 { font-size: var(--fs-lg); }
h4 { font-size: var(--fs-md); }
p { margin: 0; }
p + p { margin-top: var(--s-4); }
a { color: var(--link); text-decoration: underline; text-underline-offset: 0.15em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
code, kbd, .mono { font-family: var(--font-mono); }
code { font-size: 0.92em; background: var(--bg-sunken); padding: 0.1em 0.4em; border-radius: 6px; }
ul, ol { margin: 0; padding-left: 1.3em; }
li + li { margin-top: var(--s-2); }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; border-radius: var(--r-sm); }
::selection { background: color-mix(in oklab, var(--blue) 25%, transparent); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: var(--s-4); top: -100px; z-index: 100; padding: var(--s-2) var(--s-4); background: var(--bg-raised); border-radius: var(--r-sm); }
.skip-link:focus { top: var(--s-4); }

.container { width: min(100% - 2 * var(--s-5), var(--container)); margin-inline: auto; }
.narrow { max-width: 720px; }
.muted { color: var(--text-2); }
.small { font-size: var(--fs-sm); }
.lead { font-size: var(--fs-lg); color: var(--text-2); }
.placeholder { background: var(--warning-bg); color: var(--warning); padding: 0 0.3em; border-radius: 4px; font-family: var(--font-mono); font-size: 0.9em; }
.gradient-text {
  background: linear-gradient(135deg, light-dark(#1A43D6, #93ACFF) 35%, light-dark(#3D6BFF, #F5C451));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ---------- Glass ---------- */
.glass {
  position: relative; isolation: isolate;
  border-radius: var(--r-md);
  background: var(--glass-fallback);
  box-shadow: var(--glass-hairline), var(--shadow-md);
}
@supports ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .glass {
    background: linear-gradient(180deg, var(--glass-tint-top), var(--glass-tint-bottom));
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
  }
}
.glass::before { /* inner border, fading top → bottom */
  content: ""; position: absolute; inset: 0; z-index: -1; border-radius: inherit; padding: 1.5px;
  background: var(--glass-inner);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  pointer-events: none;
}
.glass::after { /* top shine */
  content: ""; position: absolute; inset: 0; z-index: -1; border-radius: inherit;
  background: var(--glass-shine); pointer-events: none;
}
.glass-lg { border-radius: var(--r-lg); }
.glass-flat { box-shadow: var(--glass-hairline), var(--shadow-sm); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s-2);
  min-height: 44px; padding: 0 var(--s-5);
  font: inherit; font-size: var(--fs-sm); font-weight: 600; line-height: 1;
  border-radius: var(--r-pill); border: 1px solid transparent;
  text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: transform 120ms ease, box-shadow 120ms ease, background-color 120ms ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  color: #fff; background: var(--gradient);
  box-shadow: 0 1px 2px rgba(43, 92, 255, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.btn-primary:hover { box-shadow: 0 4px 14px rgba(43, 92, 255, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.25); }
.btn-secondary {
  color: var(--text); background: var(--bg-raised); border-color: var(--line-strong);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover { border-color: var(--text-3); }
.btn-link { color: var(--link); background: none; padding-inline: var(--s-2); }
.btn-link:hover { text-decoration: underline; }
.btn-sm { min-height: 36px; padding-inline: var(--s-4); font-size: var(--fs-xs); }
.btn-lg { min-height: 52px; padding-inline: var(--s-6); font-size: var(--fs-md); }
.btn[disabled], .btn[aria-disabled="true"] { opacity: 0.5; cursor: not-allowed; }
.btn-row { display: flex; flex-wrap: wrap; gap: var(--s-3); align-items: center; }

/* ---------- Forms ---------- */
.field { display: grid; gap: var(--s-2); }
.field label { font-size: var(--fs-sm); font-weight: 600; }
.input {
  width: 100%; min-height: 44px; padding: 0 var(--s-4);
  font: inherit; color: var(--text); background: var(--bg-raised);
  border: 1px solid var(--line-strong); border-radius: var(--r-sm);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.04);
}
.input::placeholder { color: var(--text-3); }
.input:focus { outline: 2px solid var(--focus); outline-offset: 1px; border-color: transparent; }
.field.is-error .input { border-color: var(--error); }
.field-hint { font-size: var(--fs-xs); color: var(--text-3); }
.field-error { font-size: var(--fs-xs); color: var(--error); display: flex; gap: var(--s-1); align-items: center; }
.field-error svg { width: 14px; height: 14px; flex: none; }

/* ---------- Cards, badges, chips, callouts ---------- */
.card { padding: var(--s-5); border-radius: var(--r-md); background: var(--bg-raised); border: 1px solid var(--line); }
.card-title { font-size: var(--fs-md); font-weight: 600; margin-bottom: var(--s-1); }
.card-body { color: var(--text-2); font-size: var(--fs-sm); }

.badge {
  display: inline-flex; align-items: center; gap: var(--s-1);
  padding: 2px 10px; border-radius: var(--r-pill);
  font-size: var(--fs-xs); font-weight: 600; line-height: 1.5;
  background: color-mix(in oklab, var(--blue) 14%, transparent); color: var(--link);
}
.badge-neutral { background: var(--bg-sunken); color: var(--text-2); }
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-error { background: var(--error-bg); color: var(--error); }

kbd.key {
  display: inline-block; min-width: 1.7em; padding: 0.1em 0.5em; text-align: center;
  font-size: 0.85em; line-height: 1.5; color: var(--text);
  background: linear-gradient(180deg, var(--bg-raised), var(--bg-sunken));
  border: 1px solid var(--line-strong); border-bottom-width: 2px; border-radius: 6px;
}

.callout {
  display: grid; grid-template-columns: 20px 1fr; gap: var(--s-3);
  padding: var(--s-4) var(--s-5); border-radius: var(--r-md);
  background: var(--bg-raised); border: 1px solid var(--line); font-size: var(--fs-sm);
}
.callout svg { width: 20px; height: 20px; margin-top: 2px; }
.callout-info { background: color-mix(in oklab, var(--blue) 8%, var(--bg-raised)); border-color: color-mix(in oklab, var(--blue) 30%, transparent); }
.callout-info svg { color: var(--link); }
.callout-success { background: var(--success-bg); border-color: color-mix(in oklab, var(--success) 35%, transparent); }
.callout-success svg { color: var(--success); }
.callout-warning { background: var(--warning-bg); border-color: color-mix(in oklab, var(--warning) 35%, transparent); }
.callout-warning svg { color: var(--warning); }
.callout-error { background: var(--error-bg); border-color: color-mix(in oklab, var(--error) 35%, transparent); }
.callout-error svg { color: var(--error); }
.callout strong { display: block; margin-bottom: 2px; }

/* License key box */
.keybox { padding: var(--s-5); display: grid; gap: var(--s-4); text-align: center; }
.keybox-key {
  font-family: var(--font-mono); font-size: clamp(1.25rem, 1rem + 2.5vw, 2rem); font-weight: 600;
  letter-spacing: 0.06em; word-break: break-all; user-select: all;
}
.keybox-actions { display: flex; justify-content: center; gap: var(--s-3); flex-wrap: wrap; }

/* Check list */
.checks { list-style: none; padding: 0; display: grid; gap: var(--s-3); }
.checks li { display: grid; grid-template-columns: 22px 1fr; gap: var(--s-3); align-items: start; }
.checks svg { width: 22px; height: 22px; color: var(--success); }

/* Steps */
.steps { list-style: none; padding: 0; counter-reset: step; display: grid; gap: var(--s-5); }
.steps li { counter-increment: step; display: grid; grid-template-columns: 40px 1fr; gap: var(--s-4); align-items: start; }
.steps li::before {
  content: counter(step); display: grid; place-items: center;
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--gradient); color: #fff; font-weight: 700; font-size: var(--fs-sm);
}
.steps h3, .steps h4 { margin-bottom: var(--s-1); }

/* FAQ */
.faq { display: grid; gap: var(--s-2); }
.faq details { border-radius: var(--r-md); background: var(--bg-raised); border: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: var(--s-4);
  padding: var(--s-4) var(--s-5); font-weight: 600;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary svg { width: 20px; height: 20px; flex: none; color: var(--text-3); transition: transform 160ms ease; }
.faq details[open] summary svg { transform: rotate(45deg); }
.faq details > div { padding: 0 var(--s-5) var(--s-5); color: var(--text-2); font-size: var(--fs-sm); }

/* ---------- Nav ---------- */
.site-header { position: sticky; top: 0; z-index: 50; padding: var(--s-3) 0; }
.nav {
  display: flex; align-items: center; gap: var(--s-4);
  padding: var(--s-2) var(--s-2) var(--s-2) var(--s-4); min-height: 56px;
}
.nav-brand { display: flex; align-items: center; gap: var(--s-3); text-decoration: none; color: var(--text); font-weight: 700; font-size: var(--fs-md); }
.nav-brand img { width: 28px; height: 28px; }
.nav-links { display: flex; gap: var(--s-1); margin-left: var(--s-4); list-style: none; padding: 0; }
.nav-links li + li { margin: 0; }
.nav-links a { padding: var(--s-2) var(--s-3); border-radius: var(--r-pill); color: var(--text-2); text-decoration: none; font-size: var(--fs-sm); font-weight: 500; }
.nav-links a:hover { color: var(--text); background: color-mix(in oklab, var(--text) 6%, transparent); }
.nav-actions { margin-left: auto; display: flex; gap: var(--s-2); }
.nav-toggle { display: none; }
@media (max-width: 860px) {
  .nav { flex-wrap: wrap; }
  .nav-links { display: none; width: 100%; margin: 0; flex-direction: column; padding: var(--s-2) 0; border-top: 1px solid var(--line); }
  .nav-actions { display: none; width: 100%; padding-bottom: var(--s-2); }
  .nav-actions .btn { flex: 1; }
  .nav-toggle { display: inline-flex; margin-left: auto; width: 44px; height: 44px; padding: 0; border-radius: var(--r-sm); background: none; border: 0; color: var(--text); cursor: pointer; }
  .nav-toggle svg { width: 22px; height: 22px; }
  .nav.is-open .nav-links, .nav.is-open .nav-actions { display: flex; }
  .nav.is-open .nav-links { order: 3; }
  .nav.is-open .nav-actions { order: 4; }
}

/* ---------- Footer ---------- */
.site-footer { margin-top: var(--s-10); padding: var(--s-7) 0 var(--s-8); border-top: 1px solid var(--line); font-size: var(--fs-sm); color: var(--text-2); }
.site-footer .container { display: flex; flex-wrap: wrap; gap: var(--s-5) var(--s-7); align-items: flex-start; }
.footer-brand { display: flex; align-items: center; gap: var(--s-3); color: var(--text); font-weight: 600; }
.footer-brand img { width: 24px; height: 24px; }
.footer-links { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-5); }
.footer-links li + li { margin: 0; }
.footer-links a { color: var(--text-2); text-decoration: none; }
.footer-links a:hover { color: var(--text); text-decoration: underline; }
.footer-copy { width: 100%; font-size: var(--fs-xs); color: var(--text-3); }

/* ---------- Sections & layout ---------- */
.section { padding: var(--s-9) 0; }
.section-head { max-width: 640px; margin-bottom: var(--s-7); }
.section-head .kicker { display: block; font-size: var(--fs-sm); font-weight: 600; color: var(--link); margin-bottom: var(--s-3); }
.section-head p { margin-top: var(--s-4); color: var(--text-2); font-size: var(--fs-lg); }
.grid { display: grid; gap: var(--s-5); grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); }
.grid-2 { display: grid; gap: var(--s-7); grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); align-items: center; }
.feature { padding: var(--s-5); }
.feature-icon { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; background: var(--gradient); color: #fff; margin-bottom: var(--s-4); }
.feature-icon svg { width: 22px; height: 22px; }
.feature h3 { font-size: var(--fs-md); margin-bottom: var(--s-2); }
.feature p { color: var(--text-2); font-size: var(--fs-sm); }

.hero { padding: var(--s-8) 0 var(--s-7); }
.hero-inner { display: grid; gap: var(--s-7); grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); align-items: center; }
.hero h1 { font-size: var(--fs-hero); }
.hero .lead { margin-top: var(--s-5); max-width: 520px; }
.hero .btn-row { margin-top: var(--s-6); }
.hero .fine { margin-top: var(--s-4); font-size: var(--fs-sm); color: var(--text-3); }
.hero-art { width: 100%; }

.page-head { padding: var(--s-8) 0 var(--s-6); }
.page-head p { margin-top: var(--s-3); color: var(--text-2); font-size: var(--fs-lg); }
.prose { max-width: 720px; display: grid; gap: var(--s-4); }
.prose h2 { font-size: var(--fs-xl); margin-top: var(--s-6); }
.prose h3 { font-size: var(--fs-md); margin-top: var(--s-4); }
.prose li { color: var(--text-2); }

.shots { display: grid; gap: var(--s-5); grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.shot { padding: var(--s-3); }
.shot picture { display: block; aspect-ratio: 16 / 10; border-radius: var(--r-sm); overflow: hidden; background: #1B1E2B; }
.shot img { width: 100%; height: 100%; object-fit: contain; }
.shot figcaption { padding: var(--s-3) var(--s-2) var(--s-1); font-size: var(--fs-sm); color: var(--text-2); }

.pricing { max-width: 560px; margin: 0 auto; padding: var(--s-7); text-align: center; }
.price { font-size: 4rem; font-weight: 700; letter-spacing: -0.04em; line-height: 1; }
.price small { font-size: var(--fs-md); font-weight: 500; color: var(--text-2); letter-spacing: 0; }
.pricing .checks { text-align: left; margin: var(--s-6) auto; max-width: 320px; }

.changelog { display: grid; gap: var(--s-6); max-width: 720px; }
.release { display: grid; gap: var(--s-3); padding: var(--s-5); }
.release-head { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-3); }
.release time { color: var(--text-3); font-size: var(--fs-sm); }

.status { display: inline-flex; gap: var(--s-3); align-items: center; color: var(--text-2); }
.spinner { width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--line-strong); border-top-color: var(--blue); animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { border-top-color: var(--line-strong); } }
.is-hidden { display: none !important; }

.swatch { display: grid; gap: var(--s-2); font-size: var(--fs-xs); }
.swatch span { height: 56px; border-radius: var(--r-sm); border: 1px solid var(--line); }