/* ═══════════════════════════════════════════════════════════
   Bonaire Purchasing — Design System (Grounded in Hi-Fi Spec)
   ═══════════════════════════════════════════════════════════ */

:root {
  color-scheme: dark light;
}

[data-theme="dark"] {
  --bg: #0c0d12;
  --surface: #16181f;
  --surface2: #1e2129;
  --border: #262a36;
  --text: #eceaf2;
  --text-dim: #8a8da0;
  --on-accent: #ffffff;
  --accent: #8b5cf6;
  --accent-hover: #a78bfa;
  --accent-faint: rgba(139, 92, 246, 0.14);
  --critical: #ff4d6a;
  --critical-bg: rgba(255, 77, 106, 0.12);
  --low: #fbbf24;
  --low-bg: rgba(251, 191, 36, 0.14);
  --warning: #fbbf24;
  --skip: #3a3f52;
  --skip-text: #6b7089;
  --success: #34d399;
  --success-bg: rgba(52, 211, 153, 0.12);
  --hover-row: rgba(228, 230, 239, 0.04);
  --hover-link: rgba(228, 230, 239, 0.06);
  --active-link: rgba(228, 230, 239, 0.08);
}

[data-theme="light"] {
  --bg: #f4f5f8;
  --surface: #ffffff;
  --surface2: #eaedf3;
  --border: #d0d4e0;
  --text: #1a1d27;
  --text-dim: #5a5f72;
  --on-accent: #ffffff;
  --accent: #7c3aed;
  --accent-hover: #6d28d9;
  --accent-faint: rgba(124, 58, 237, 0.10);
  --critical: #dc3050;
  --critical-bg: rgba(220, 48, 80, 0.08);
  --low: #ca8a04;
  --low-bg: rgba(202, 138, 4, 0.10);
  --warning: #ca8a04;
  --skip: #e2e4ea;
  --skip-text: #8b8fa3;
  --success: #16a06a;
  --success-bg: rgba(22, 160, 106, 0.08);
  --hover-row: rgba(0, 0, 0, 0.02);
  --hover-link: rgba(124, 58, 237, 0.05);
  --active-link: rgba(124, 58, 237, 0.08);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-size: .875rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
::selection { background: var(--accent-faint); }

/* ---------- Top Navigation (matching reference topnav) ---------- */
.topnav {
  height: 56px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 22px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.topnav-left { display: flex; align-items: center; gap: 20px; }
.topnav-right { display: flex; align-items: center; gap: 14px; }

.brand-img { height: 26px; width: auto; display: block; }

.nav-links { display: flex; align-items: center; gap: 2px; position: relative; }
.navlink {
  padding: .45rem .7rem;
  border-radius: 6px;
  font-size: .8rem;
  color: var(--text-dim);
  white-space: nowrap;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.navlink:hover { color: var(--text); background: var(--hover-link); }
.navlink.active { color: var(--accent); background: var(--active-link); font-weight: 600; }

/* Location Dropdown Pills */
.loc-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: .35rem .7rem;
  font-size: .78rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface2);
  color: var(--text-dim);
  cursor: pointer;
}
.loc-pill select {
  background: transparent;
  border: none;
  color: var(--text);
  font: inherit;
  outline: none;
  cursor: pointer;
}

/* User Avatar Badge */
.user-badge { display: flex; align-items: center; gap: 8px; }
.user-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent-faint);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .68rem;
  font-weight: 800;
  color: var(--accent-hover);
}

/* ---------- Page Layout ---------- */
.wrap { padding: 1.75rem 2rem; max-width: 1380px; margin: 0 auto; }
.eyebrow {
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dim);
  font-weight: 700;
  margin-bottom: .3rem;
}
h1 { font-size: 1.6rem; font-weight: 700; margin: 0; }
.sub { font-size: .88rem; color: var(--text-dim); margin-top: .2rem; max-width: 660px; }

/* ---------- Buttons (matching .btn in reference) ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .6rem 1.1rem;
  font-size: .82rem;
  font-weight: 700;
  border-radius: 8px;
  border: 1px solid transparent;
  white-space: nowrap;
  cursor: pointer;
  transition: 0.15s;
}
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-ghost { background: var(--surface2); border-color: var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); }
.btn-danger { background: var(--surface2); border-color: var(--critical); color: var(--critical); }
.btn-danger:hover { background: var(--critical-bg); }
.btn-sm { padding: .35rem .8rem; font-size: .75rem; }

/* ---------- Badges (.sbadge in reference) ---------- */
.sbadge {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .18rem .55rem;
  border-radius: 20px;
  font-size: .65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .4px;
}
.badge-pending { background: var(--low-bg); color: var(--low); }
.badge-auth { background: var(--success-bg); color: var(--success); }
.badge-partial { background: var(--accent-faint); color: var(--accent-hover); }
.badge-received { background: var(--success-bg); color: var(--success); }
.badge-critical { background: var(--critical-bg); color: var(--critical); }

/* ---------- Cards & Containers ---------- */
.card-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 22px;
}

/* ---------- Data Tables ---------- */
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th {
  text-align: left;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-dim);
  font-weight: 700;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
}
.data-table td { padding: 9px 10px; border-bottom: 1px solid var(--border); }
.data-table tbody tr:hover { background: var(--hover-row); }

/* ---------- Custom PO & Editing Grids ---------- */
.grid-edit-row {
  display: grid;
  grid-template-columns: 1fr 150px 68px 90px 90px 30px;
  gap: 8px;
  align-items: center;
  padding: 6px 0;
  border-top: 1px solid var(--border);
}
.grid-edit-header {
  display: grid;
  grid-template-columns: 1fr 150px 68px 90px 90px 30px;
  gap: 8px;
  padding: 0 4px 6px;
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--text-dim);
  font-weight: 700;
}

.input-cell {
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--surface2);
  color: var(--text);
  font-size: 13px;
  outline: none;
}
.input-cell:focus { border-color: var(--accent); }

/* ---------- MODALS & POP-UPS (Matching Reference #hf-3c, #hf-3d, #hf-4a-nav) ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  backdrop-filter: blur(2px);
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .55);
}

.modal-add-product {
  width: 440px;
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.modal-delete-po {
  width: 420px;
  padding: 24px 26px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* Callout & Popover */
.callout {
  position: absolute;
  background: var(--surface2);
  border: 1px solid var(--accent);
  color: var(--text);
  font-size: 11px;
  padding: 5px 9px;
  border-radius: 6px;
  white-space: nowrap;
  box-shadow: 0 6px 16px rgba(0,0,0,.3);
  z-index: 10;
}

.line-popover {
  position: absolute;
  background: var(--surface2);
  border: 1px solid var(--critical);
  border-radius: 9px;
  padding: 12px 14px;
  width: 220px;
  box-shadow: 0 12px 28px rgba(0,0,0,.4);
  z-index: 20;
}

/* Nav Dropdown (#hf-4a-nav) */
.nav-dropdown-menu {
  position: absolute;
  top: 48px;
  left: 140px;
  width: 190px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 16px 36px rgba(0,0,0,.5);
  padding: 6px;
  z-index: 60;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.nav-dropdown-menu a {
  display: block;
  padding: 8px 10px;
  border-radius: 7px;
  color: var(--text);
  font-size: .82rem;
}
.nav-dropdown-menu a:hover { background: var(--hover-link); }
.nav-dropdown-menu a.active { background: var(--accent-faint); color: var(--accent-hover); font-weight: 600; }

/* ---------- Slide-out Drawers (#hf-2c, #hf-4b, #hf-4c) ---------- */
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 90;
  display: flex;
  justify-content: flex-end;
}
.drawer-panel {
  width: 440px;
  max-width: 100%;
  height: 100%;
  background: var(--surface);
  border-left: 1px solid var(--border);
  box-shadow: -18px 0 50px rgba(0,0,0,.4);
  display: flex;
  flex-direction: column;
}
.drawer-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}
.drawer-body { padding: 18px 20px; overflow-y: auto; flex: 1; }
.drawer-footer { padding: 14px 20px; border-top: 1px solid var(--border); }

/* ---------- Timeline Component (#hf-3a, #hf-4b) ---------- */
.tl { position: relative; padding-left: 20px; display: flex; flex-direction: column; gap: 16px; }
.tl::before { content: ''; position: absolute; left: 5px; top: 4px; bottom: 4px; width: 2px; background: var(--border); }
.tl-item { position: relative; }
.tl-dot { position: absolute; left: -20px; top: 2px; width: 12px; height: 12px; border-radius: 50%; background: var(--accent); border: 2px solid var(--accent); }
.tl-dot.pending { background: var(--surface); border-color: var(--border); }
.tl-time { font-size: .68rem; color: var(--text-dim); margin-top: 1px; }

/* Login Page Styling */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login-card {
  width: 400px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .55);
  text-align: center;
}