/* theme.css — MTradeCart shared design tokens + header/nav
   Loaded on every page alongside the page's own stylesheet. Defines CSS
   custom properties for light/dark theme (toggled via [data-theme] on
   <html>, see theme.js), plus the shared header/nav styling used by
   site-header.js's injected partial. */

/* ── Design tokens ─────────────────────────────────────────── */
:root {
  --bg:            #f7f7f8;
  --bg-elevated:   #ffffff;
  --bg-hover:      #f2f2f3;
  --border:        #ececec;
  --text:          #1a1a1a;
  --text-muted:    #767676;
  --text-faint:    #9a9a9a;
  --accent:        #1d6cd4;
  --accent-hover:  #175bb3;
  --accent-soft:   #eef4fd;
  --accent-border: #b5d0f5;
  --success:       #1a8b4a;
  --success-soft:  #f0fdf4;
  --success-border:#86efac;
  --danger:        #c23b3b;
  --danger-soft:   #fdeaea;
  --danger-border: #f3aaaa;
  --warning:       #b5860f;
  --warning-soft:  #fff8e6;
  --warning-border:#f3d98a;
  --purple:        #4b3fa8;
  --purple-soft:   #efeefd;
  --purple-border: #c3c0f5;
  --btn-primary-bg:     #1a1d3a;
  --btn-primary-hover:  #262a52;
  --shadow:        0 1px 2px rgba(0,0,0,0.04), 0 4px 16px rgba(0,0,0,0.04);
  --header-height: 56px;
  --ticker-height: 0px; /* ticker removed; kept at 0 so dashboard.css's calc() height formulas don't need editing */
}

[data-theme="dark"] {
  --bg:            #14161a;
  --bg-elevated:   #1c1f24;
  --bg-hover:      #262a30;
  --border:        #2c3036;
  --text:          #f0f0f2;
  --text-muted:    #a5a9b0;
  --text-faint:    #767b83;
  --accent:        #4c8fef;
  --accent-hover:  #6ba3f2;
  --accent-soft:   #1e2b40;
  --accent-border: #2c4a75;
  --success:       #35c17a;
  --success-soft:  #142a1e;
  --success-border:#2a5c3f;
  --danger:        #e2564f;
  --danger-soft:   #3a1f1f;
  --danger-border: #5c2f2f;
  --warning:       #e0b13a;
  --warning-soft:  #3a2f10;
  --warning-border:#5c4a1a;
  --purple:        #a99cf5;
  --purple-soft:   #24204a;
  --purple-border: #4a4380;
  --btn-primary-bg:     #2a2f5c;
  --btn-primary-hover:  #363c78;
  --shadow:        0 1px 2px rgba(0,0,0,0.3), 0 4px 20px rgba(0,0,0,0.35);
}

html { color-scheme: light; }
html[data-theme="dark"] { color-scheme: dark; }

body {
  background: var(--bg);
  color: var(--text);
  transition: background-color .15s ease, color .15s ease;
}

/* ── Header ───────────────────────────────────────────────── */
.site-header {
  height: var(--header-height);
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 40;
}

.site-logo {
  font-size: 19px;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -.2px;
}
.site-logo span { color: var(--accent); }

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.site-nav a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
}
.site-nav a:hover { background: var(--bg-hover); color: var(--text); }
.site-nav a.active { background: var(--bg-hover); color: var(--accent); }

.site-header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.theme-toggle-btn {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 16px;
}
.theme-toggle-btn:hover { background: var(--bg-hover); color: var(--text); }

.site-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
}
.site-btn-primary { background: var(--accent); color: #fff; }
.site-btn-primary:hover { background: var(--accent-hover); }
.site-btn-outline { background: var(--bg-elevated); color: var(--text); border-color: var(--border); }
.site-btn-outline:hover { background: var(--bg-hover); }

.site-user-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  color: var(--text);
}
.site-user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
}

.hamburger-btn {
  display: none;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  cursor: pointer;
  font-size: 18px;
}

/* ── Mobile ───────────────────────────────────────────────── */
@media (max-width: 860px) {
  .site-header { padding: 0 14px; }
  .site-nav {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: stretch;
    padding: 8px;
    box-shadow: var(--shadow);
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 12px; border-radius: 8px; }
  .hamburger-btn { display: inline-flex; }
}