/* ===========================================================
   Cury Apps — shared styles
   Generic baseline. Brand will iterate later.
   =========================================================== */

/* ----- Reset ----- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; }
img, svg, video { max-width: 100%; display: block; }
button { font: inherit; }

/* ----- Tokens ----- */
:root {
  --color-bg: #FAFAF9;
  --color-surface: #FFFFFF;
  --color-panel: #F4F4F5;
  --color-border: #E4E4E7;
  --color-border-strong: #D4D4D8;
  --color-text: #0F172A;
  --color-text-muted: #52525B;
  --color-text-soft: #71717A;
  --color-brand: #4338CA;
  --color-brand-hover: #3730A3;
  --color-accent: #10B981;

  --font-sans: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Consolas, monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 40px;
  --space-8: 48px;
  --space-10: 64px;
  --space-12: 96px;

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .04), 0 1px 1px rgba(15, 23, 42, .02);
  --shadow-md: 0 4px 14px rgba(15, 23, 42, .06);

  --container-max: 760px;
  --container-wide: 1080px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0A0A0B;
    --color-surface: #18181B;
    --color-panel: #27272A;
    --color-border: #2E2E33;
    --color-border-strong: #3F3F46;
    --color-text: #FAFAF9;
    --color-text-muted: #D4D4D8;
    --color-text-soft: #A1A1AA;
    --color-brand: #818CF8;
    --color-brand-hover: #A5B4FC;
    --color-accent: #34D399;
  }
}

/* ----- Base ----- */
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  color: var(--color-text);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 0;
}
h1 { font-size: clamp(2rem, 4vw, 2.75rem); }
h2 {
  font-size: clamp(1.35rem, 2.2vw, 1.65rem);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}
h3 {
  font-size: 1.075rem;
  margin-top: var(--space-6);
  margin-bottom: var(--space-2);
  color: var(--color-text-muted);
  font-weight: 600;
}

p { margin: 0 0 var(--space-4); color: var(--color-text-muted); }
.legal-content p, .home-section p { color: var(--color-text-muted); }
.legal-content strong, .home-section strong { color: var(--color-text); font-weight: 600; }

ul, ol { padding-left: 1.4em; margin: 0 0 var(--space-4); color: var(--color-text-muted); }
li { margin-bottom: var(--space-2); }

a {
  color: var(--color-brand);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color .15s ease;
}
a:hover { color: var(--color-brand-hover); }

code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--color-panel);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  color: var(--color-text);
}

hr {
  border: 0;
  height: 1px;
  background: var(--color-border);
  margin: var(--space-8) 0;
}

::selection { background: var(--color-brand); color: white; }

/* ----- Layout primitives ----- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-5);
}
.container--wide { max-width: var(--container-wide); }

/* ----- Header ----- */
.site-header {
  border-bottom: 1px solid var(--color-border);
  background: color-mix(in oklab, var(--color-bg) 80%, transparent);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.01em;
  font-size: 0.98rem;
}
.brand:hover { color: var(--color-text); }
.brand__mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--color-brand) 0%, var(--color-accent) 100%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: -0.02em;
  box-shadow: 0 1px 2px rgba(67, 56, 202, .25);
}
.brand__sub {
  color: var(--color-text-soft);
  font-weight: 400;
  margin-left: 4px;
}

.site-nav { display: flex; align-items: center; gap: var(--space-5); }
.site-nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
}
.site-nav a:hover { color: var(--color-text); }

/* ----- Hero (legal pages) ----- */
.legal-hero {
  padding: var(--space-10) 0 var(--space-6);
  border-bottom: 1px solid var(--color-border);
  background:
    radial-gradient(120% 100% at 50% 0%, color-mix(in oklab, var(--color-brand) 8%, transparent) 0%, transparent 60%),
    linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg) 100%);
}
.legal-hero__eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-brand);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-3);
}
.legal-hero__meta {
  margin-top: var(--space-4);
  color: var(--color-text-soft);
  font-size: 0.875rem;
}
.legal-hero__meta strong { color: var(--color-text-muted); font-weight: 500; }

/* ----- Content (legal pages) ----- */
.legal-content {
  padding: var(--space-8) 0 var(--space-12);
}
.legal-content > section:first-of-type > h2:first-child { margin-top: 0; }
.legal-content section { scroll-margin-top: 96px; }

.note {
  background: var(--color-panel);
  border-left: 3px solid var(--color-brand);
  padding: var(--space-4) var(--space-5);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: var(--space-5) 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}
.note strong { color: var(--color-text); }
.note p:last-child { margin-bottom: 0; }

/* TOC (desktop only) */
.legal-layout { display: block; }
@media (min-width: 1024px) {
  .legal-layout {
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: var(--space-8);
    align-items: start;
    max-width: var(--container-wide);
    margin: 0 auto;
    padding: 0 var(--space-5);
  }
  .legal-layout > .legal-content { padding-left: 0; padding-right: 0; }
  .legal-layout > .legal-content .container { padding: 0; max-width: none; }

  .legal-toc {
    position: sticky;
    top: 96px;
    font-size: 0.85rem;
    padding-top: var(--space-8);
  }
  .legal-toc__title {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--color-text-soft);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: var(--space-3);
  }
  .legal-toc ul { list-style: none; padding: 0; margin: 0; }
  .legal-toc li { margin-bottom: var(--space-2); }
  .legal-toc a {
    color: var(--color-text-soft);
    text-decoration: none;
    display: block;
    padding: 2px 0;
    border-left: 2px solid transparent;
    padding-left: var(--space-3);
    margin-left: -2px;
    transition: color .15s, border-color .15s;
  }
  .legal-toc a:hover { color: var(--color-brand); border-color: var(--color-brand); }
}
@media (max-width: 1023px) {
  .legal-toc { display: none; }
}

/* ----- Home (Cury Apps landing) ----- */
.home-hero {
  padding: var(--space-12) 0 var(--space-10);
  text-align: center;
  background:
    radial-gradient(60% 60% at 50% 0%, color-mix(in oklab, var(--color-brand) 10%, transparent) 0%, transparent 70%),
    linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
}
.home-hero__eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-brand);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-4);
  padding: var(--space-1) var(--space-3);
  background: color-mix(in oklab, var(--color-brand) 8%, transparent);
  border-radius: 999px;
}
.home-hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  margin: 0 auto var(--space-4);
  max-width: 720px;
}
.home-hero p {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto var(--space-6);
}

.home-section { padding: var(--space-10) 0; }
.home-section h2 { text-align: center; margin-bottom: var(--space-6); }

.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-6);
}
.app-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  text-decoration: none;
  color: var(--color-text);
  transition: border-color .15s ease, transform .15s ease, box-shadow .15s ease;
  display: block;
}
.app-card:hover {
  border-color: var(--color-brand);
  color: var(--color-text);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.app-card__title { font-weight: 600; margin-bottom: var(--space-1); font-size: 1.05rem; }
.app-card__desc { color: var(--color-text-muted); font-size: 0.92rem; margin: 0; }
.app-card__badge {
  display: inline-block;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: var(--color-panel);
  color: var(--color-text-soft);
  padding: 0.2em 0.6em;
  border-radius: 4px;
  margin-top: var(--space-3);
  font-weight: 600;
}
.app-card--coming { opacity: 0.65; pointer-events: none; }

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-brand);
  color: white;
  padding: 0.7em 1.4em;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  border: 0;
  cursor: pointer;
  transition: background .15s ease, transform .15s ease;
}
.btn:hover { background: var(--color-brand-hover); color: white; transform: translateY(-1px); }
.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border-strong);
}
.btn--ghost:hover { background: var(--color-panel); color: var(--color-text); }

.btn-row {
  display: inline-flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
}

/* ----- Footer ----- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-8) 0;
  color: var(--color-text-soft);
  font-size: 0.875rem;
  margin-top: var(--space-10);
}
.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}
.site-footer__links { display: flex; flex-wrap: wrap; gap: var(--space-5); }
.site-footer a { color: var(--color-text-muted); text-decoration: none; }
.site-footer a:hover { color: var(--color-text); }
.site-footer__brand { color: var(--color-text-muted); }