/* ============================================
   base.css
   Reset, body, layout grid, typography helpers.
   Uses ONLY var(--xxx) from variables.css.
   ============================================ */

/* Reset */
*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 10% 20%, var(--body-grad1), transparent 55%),
    radial-gradient(900px 500px at 90% 10%, var(--body-grad2), transparent 55%),
    linear-gradient(180deg, var(--body-bg-start) 0%, var(--body-bg-mid) 40%, var(--body-bg-end) 100%);
  font-family: var(--font-ui);
}

a { color: inherit; text-decoration: none; }


/* ---- App layout (sidebar + main) ---- */

.app {
  min-height: 100vh;
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
}

.main { padding: 22px; }

/* Hide sidebar during onboarding or setup */
body.no-sidebar .app { grid-template-columns: 1fr; }
body.no-sidebar #sidebarHost { display: none; }

@media (max-width: 980px) {
  .app { grid-template-columns: 1fr; }
}


/* ---- Page container ---- */

.page {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  gap: var(--gap);
}

.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
}


/* ---- Auth layout (centered card) ---- */

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}


/* ---- Typography ---- */

.h1, .page-head h1 {
  font-family: var(--font);
  font-weight: 700;
  font-size: 30px;
  margin: 0;
}

h2, .card h2 {
  font-family: var(--font);
  font-weight: 700;
  margin: 0 0 12px 0;
  font-size: 18px;
}


/* ---- Utility classes ---- */

.sub   { color: var(--muted); margin: 0; }
.muted { color: var(--muted); }
.error { color: var(--danger); }

.sep {
  height: 1px;
  background: var(--line);
  margin: 12px 0;
}

.row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}


/* ---- Scrollbar ---- */

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); border-radius: 4px; }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--scrollbar-hover); }

body, .main, textarea {
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
  scrollbar-width: thin;
}


/* ---- Responsive ---- */

@media (max-width: 720px) {
  .page-head { align-items: flex-start; flex-direction: column; }
  .row { flex-direction: column; align-items: stretch; }
}