/* =============================================================================
   Neginato — components.css
   Reusable UI primitives consumed by every page: nav, buttons, cards, badges,
   pills, feature grid, footer. Depends on tokens from base.css.
   ============================================================================= */

/* ----------------------------------------------------------------------------
   Site header / nav
   ---------------------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-4); height: 64px;
}
.brand { display: inline-flex; align-items: center; gap: 0.6rem; font-weight: 640; letter-spacing: -0.02em; }
.brand img { width: 30px; height: 30px; border-radius: 8px; box-shadow: var(--shadow-1); }
.brand strong { font-size: 1.08rem; color: var(--text-strong); }
.nav-links { display: flex; align-items: center; gap: var(--space-2); }
.nav-links a {
  padding: 0.45rem 0.8rem; border-radius: var(--r-sm); color: var(--muted);
  font-size: var(--step--1); font-weight: 560; transition: color 0.2s, background 0.2s;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text-strong); background: var(--surface); }
@media (max-width: 620px) {
  .nav-links .nav-hide-sm { display: none; }
}

.theme-toggle {
  display: inline-grid; place-items: center; width: 38px; height: 38px;
  border-radius: var(--r-pill); border: 1px solid var(--border);
  background: var(--surface); color: var(--muted); cursor: pointer;
  transition: color 0.2s, border-color 0.2s, transform 0.2s;
}
.theme-toggle:hover { color: var(--text-strong); border-color: var(--border-strong); transform: translateY(-1px); }
.theme-toggle .sun { display: none; }
.theme-toggle .moon { display: block; }
[data-theme="light"] .theme-toggle .sun,
:root:not([data-theme="dark"]) .theme-toggle .sun { display: block; }
[data-theme="light"] .theme-toggle .moon,
:root:not([data-theme="dark"]) .theme-toggle .moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .sun { display: none; }
  :root:not([data-theme="light"]) .theme-toggle .moon { display: block; }
}

/* ----------------------------------------------------------------------------
   Buttons
   ---------------------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  padding: 0.8rem 1.35rem; border-radius: var(--r-pill);
  font-weight: 600; font-size: var(--step-0); line-height: 1;
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s, color 0.2s, border-color 0.2s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--grad-mint); color: #04241a; box-shadow: var(--glow-mint); }
.btn-primary:hover { box-shadow: 0 0 0 1px var(--mint), 0 14px 50px -12px color-mix(in srgb, var(--mint) 60%, transparent); }
.btn-ghost { background: var(--surface); color: var(--text-strong); border-color: var(--border-strong); }
.btn-ghost:hover { background: var(--surface-2); border-color: var(--mint); }
.btn-lg { padding: 0.95rem 1.7rem; font-size: var(--step-1); }

/* "Download on the Mac App Store" — coming-soon state.
   Structured so a real store link drops in later by swapping <span> for <a>. */
.appstore {
  display: inline-flex; align-items: center; gap: 0.8rem;
  padding: 0.7rem 1.25rem 0.7rem 1.1rem; border-radius: var(--r-md);
  background: var(--surface); border: 1px solid var(--border-strong);
  color: var(--text-strong); box-shadow: var(--shadow-1);
}
.appstore svg { width: 28px; height: 28px; color: var(--text-strong); flex: none; }
.appstore .as-lines { display: grid; line-height: 1.15; text-align: left; }
.appstore .as-top { font-size: 0.64rem; letter-spacing: 0.04em; color: var(--muted); text-transform: uppercase; }
.appstore .as-main { font-size: 1.02rem; font-weight: 600; letter-spacing: -0.01em; }
.appstore .as-soon {
  margin-left: 0.4rem; font-size: 0.6rem; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--mint);
  border: 1px solid color-mix(in srgb, var(--mint) 45%, transparent);
  border-radius: var(--r-pill); padding: 0.2em 0.6em;
}

/* ----------------------------------------------------------------------------
   Pills / badges / chips
   ---------------------------------------------------------------------------- */
.pill {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: var(--step--1); font-weight: 560; color: var(--muted);
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-pill); padding: 0.4rem 0.9rem;
}
.pill .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 12px var(--mint); }

.chip-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip {
  font-size: var(--step--1); font-weight: 560; color: var(--text);
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--r-sm); padding: 0.35rem 0.7rem;
}

/* Status badge (mirrors the app's color-coded health badges) */
.sbadge {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.72rem; font-weight: 640; letter-spacing: 0.02em;
  padding: 0.25rem 0.6rem; border-radius: var(--r-sm);
}
.sbadge svg { width: 13px; height: 13px; }
.sbadge--ok  { color: var(--mint);  background: color-mix(in srgb, var(--mint) 14%, transparent);  border: 1px solid color-mix(in srgb, var(--mint) 38%, transparent); }
.sbadge--warn{ color: var(--amber); background: color-mix(in srgb, var(--amber) 14%, transparent); border: 1px solid color-mix(in srgb, var(--amber) 38%, transparent); }

/* ----------------------------------------------------------------------------
   Cards / feature grid
   ---------------------------------------------------------------------------- */
.grid { display: grid; gap: var(--space-5); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); }

.card {
  position: relative;
  background: linear-gradient(180deg, var(--surface), var(--bg-2));
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-2);
  transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
  overflow: hidden;
}
.card::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--mint) 24%, transparent), transparent 40%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0; transition: opacity 0.3s;
}
.card:hover { transform: translateY(-4px); border-color: var(--border-strong); box-shadow: var(--shadow-3); }
.card:hover::before { opacity: 1; }
.card h3 { margin-bottom: var(--space-2); }
.card p { color: var(--muted); font-size: var(--step-0); }

.feature-icon {
  display: inline-grid; place-items: center; width: 46px; height: 46px;
  border-radius: var(--r-md); margin-bottom: var(--space-4);
  background: color-mix(in srgb, var(--mint) 12%, var(--surface-2));
  border: 1px solid color-mix(in srgb, var(--mint) 26%, transparent);
  color: var(--mint);
}
.feature-icon svg { width: 24px; height: 24px; }
.card--gold .feature-icon { background: color-mix(in srgb, var(--gold) 14%, var(--surface-2)); border-color: color-mix(in srgb, var(--gold) 30%, transparent); color: var(--gold-bright); }

/* ----------------------------------------------------------------------------
   Section heading block
   ---------------------------------------------------------------------------- */
.section-head { max-width: 44rem; margin-bottom: var(--space-7); }
.section-head.center { margin-inline: auto; }
.section-head .eyebrow { margin-bottom: var(--space-3); display: inline-block; }
.section-head p { color: var(--muted); font-size: var(--step-1); margin-top: var(--space-3); }

/* ----------------------------------------------------------------------------
   Callout / note
   ---------------------------------------------------------------------------- */
.note {
  border-left: 3px solid var(--mint);
  background: color-mix(in srgb, var(--mint) 7%, var(--surface));
  border-radius: 0 var(--r-md) var(--r-md) 0;
  padding: var(--space-4) var(--space-5);
}
.note--gold { border-left-color: var(--gold); background: color-mix(in srgb, var(--gold) 8%, var(--surface)); }

/* ----------------------------------------------------------------------------
   Footer
   ---------------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-2);
  padding-block: var(--space-7);
  margin-top: var(--space-8);
}
.footer-grid { display: flex; flex-wrap: wrap; gap: var(--space-6); justify-content: space-between; align-items: flex-start; }
.footer-brand { max-width: 22rem; }
.footer-brand .brand { margin-bottom: var(--space-3); }
.footer-brand p { color: var(--muted); font-size: var(--step--1); }
.footer-cols { display: flex; flex-wrap: wrap; gap: var(--space-7); }
.footer-col h4 { font-size: var(--step--1); text-transform: uppercase; letter-spacing: 0.1em; color: var(--faint); margin-bottom: var(--space-3); }
.footer-col a { display: block; color: var(--muted); font-size: var(--step-0); padding: 0.2rem 0; transition: color 0.2s; }
.footer-col a:hover { color: var(--text-strong); }
.footer-bottom { margin-top: var(--space-6); padding-top: var(--space-5); border-top: 1px solid var(--border); display: flex; flex-wrap: wrap; gap: var(--space-3); justify-content: space-between; color: var(--faint); font-size: var(--step--1); }