/*
 * app-ui-v2.css — modern shadcn-inspired refresh layer.
 * Loaded AFTER app-ui.css and app-ui-refresh.css so its rules win.
 * Goals: calmer palette, refined hierarchy, tighter spacing, easier scanning.
 */

:root {
  /* Neutral scale (slate) */
  --c-bg: #f6f8fb;
  --c-bg-elev: #ffffff;
  --c-surface: #ffffff;
  --c-surface-2: #f8fafc;
  --c-surface-3: #f1f5f9;
  --c-border: #e4e8ef;
  --c-border-strong: #cbd5e1;
  --c-text: #0f172a;
  --c-text-muted: #64748b;
  --c-text-subtle: #94a3b8;

  /* Brand — keep blue + mint feel but calmer */
  --c-brand: #2563eb;
  --c-brand-strong: #1d4ed8;
  --c-brand-soft: #eff4ff;
  --c-accent: #0d9488;
  --c-accent-soft: #ecfdf5;

  /* Status */
  --c-success: #16a34a;
  --c-success-soft: #ecfdf5;
  --c-warning: #d97706;
  --c-warning-soft: #fff7ed;
  --c-danger: #dc2626;
  --c-danger-soft: #fef2f2;
  --c-info: #0284c7;
  --c-info-soft: #f0f9ff;

  /* Radius scale */
  --r-xs: 6px;
  --r-sm: 8px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 18px;
  --r-pill: 999px;

  /* Shadows — layered, softer */
  --sh-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --sh-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --sh-md: 0 4px 12px rgba(15, 23, 42, 0.06), 0 2px 4px rgba(15, 23, 42, 0.04);
  --sh-lg: 0 12px 28px rgba(15, 23, 42, 0.08), 0 4px 10px rgba(15, 23, 42, 0.05);

  /* Spacing scale */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-10: 40px;

  /* Map legacy tokens */
  --bg: var(--c-bg);
  --bg-soft: var(--c-bg);
  --surface: var(--c-surface);
  --surface-alt: var(--c-surface-2);
  --line: var(--c-border);
  --ink: var(--c-text);
  --muted: var(--c-text-muted);
  --primary: var(--c-brand);
  --primary-strong: var(--c-brand-strong);
  --accent: var(--c-accent);
  --success: var(--c-success);
  --warning: var(--c-warning);
  --danger: var(--c-danger);
  --shadow-sm: var(--sh-sm);
  --shadow-md: var(--sh-md);
}

html[data-ui-theme="dark"] {
  --c-bg: #0b1220;
  --c-bg-elev: #0f172a;
  --c-surface: #111b2e;
  --c-surface-2: #152237;
  --c-surface-3: #1c2942;
  --c-border: #243044;
  --c-border-strong: #334155;
  --c-text: #e2e8f0;
  --c-text-muted: #94a3b8;
  --c-text-subtle: #64748b;

  --c-brand: #60a5fa;
  --c-brand-strong: #3b82f6;
  --c-brand-soft: rgba(96, 165, 250, 0.12);
  --c-accent: #2dd4bf;
  --c-accent-soft: rgba(45, 212, 191, 0.12);

  --c-success: #22c55e;
  --c-success-soft: rgba(34, 197, 94, 0.12);
  --c-warning: #f59e0b;
  --c-warning-soft: rgba(245, 158, 11, 0.12);
  --c-danger: #f87171;
  --c-danger-soft: rgba(248, 113, 113, 0.12);
  --c-info: #38bdf8;
  --c-info-soft: rgba(56, 189, 248, 0.12);

  --sh-xs: 0 1px 2px rgba(0, 0, 0, 0.35);
  --sh-sm: 0 1px 3px rgba(0, 0, 0, 0.4), 0 1px 2px rgba(0, 0, 0, 0.3);
  --sh-md: 0 4px 12px rgba(0, 0, 0, 0.45), 0 2px 4px rgba(0, 0, 0, 0.3);
  --sh-lg: 0 12px 28px rgba(0, 0, 0, 0.5), 0 4px 10px rgba(0, 0, 0, 0.35);
}

/* Base */
body.app-body {
  font-family: "Manrope", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-feature-settings: "cv02", "cv03", "cv04", "cv11", "ss01";
  color: var(--c-text);
  background:
    radial-gradient(800px 400px at 0% -10%, color-mix(in srgb, var(--c-brand) 8%, transparent), transparent 60%),
    radial-gradient(900px 400px at 100% -10%, color-mix(in srgb, var(--c-accent) 6%, transparent), transparent 60%),
    var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Topbar — slimmer, calmer */
.app-topbar {
  height: 64px;
  padding: 8px 20px;
  background: color-mix(in srgb, var(--c-surface) 88%, transparent);
  border-bottom: 1px solid var(--c-border);
  box-shadow: var(--sh-xs);
  backdrop-filter: blur(12px) saturate(140%);
}

.app-brand {
  font-family: "Sora", "Manrope", sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  gap: 10px;
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: var(--r-sm);
  background: linear-gradient(135deg, var(--c-brand), var(--c-accent));
  box-shadow: 0 4px 12px color-mix(in srgb, var(--c-brand) 35%, transparent);
  font-size: 1rem;
  overflow: hidden;
  padding: 0;
}

.brand-mark img,
.brand-mark svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* Sidebar — tighter, cleaner */
.app-sidebar {
  background: var(--c-surface);
  border-right: 1px solid var(--c-border);
  padding: var(--sp-4);
  width: 230px;
  box-shadow: none;
}

.sidebar-title {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text-subtle);
  padding: var(--sp-2) var(--sp-3);
  margin-bottom: var(--sp-2);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--r-sm);
  color: var(--c-text-muted);
  font-weight: 500;
  font-size: 0.9rem;
  text-decoration: none;
  transition: background 120ms ease, color 120ms ease, transform 120ms ease;
  border: none;
}

.nav-link i {
  font-size: 1.05rem;
  color: var(--c-text-subtle);
  transition: color 120ms ease;
}

.nav-link:hover {
  background: var(--c-surface-3);
  color: var(--c-text);
}

.nav-link:hover i {
  color: var(--c-brand);
}

.nav-link.active {
  background: var(--c-brand-soft);
  color: var(--c-brand-strong);
  font-weight: 600;
}

.nav-link.active i {
  color: var(--c-brand);
}

html[data-ui-theme="dark"] .nav-link.active {
  color: #fff;
}

/* Main / page head */
.app-main {
  padding: var(--sp-6) var(--sp-8);
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

.page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
  padding-bottom: var(--sp-4);
  border-bottom: 1px solid var(--c-border);
}

.page-head h1 {
  font-family: "Sora", "Manrope", sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 4px 0;
  color: var(--c-text);
}

.page-head p,
.page-head .page-subtitle {
  color: var(--c-text-muted);
  font-size: 0.92rem;
  margin: 0;
}

/* Cards */
.card,
.panel,
.surface {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-xs);
  padding: var(--sp-5);
}

.card:hover,
.panel:hover {
  box-shadow: var(--sh-sm);
}

/* Buttons — unified, calmer */
.btn,
.btn-primary,
.btn-secondary,
.btn-soft,
.btn-ghost,
.top-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--r-sm);
  font-weight: 600;
  font-size: 0.875rem;
  line-height: 1.2;
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 120ms ease, border-color 120ms ease, color 120ms ease, transform 120ms ease, box-shadow 120ms ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--c-brand);
  color: #ffffff;
  border-color: var(--c-brand);
  box-shadow: var(--sh-xs);
}

.btn-primary:hover {
  background: var(--c-brand-strong);
  border-color: var(--c-brand-strong);
  box-shadow: var(--sh-sm);
}

.btn-soft,
.btn-secondary {
  background: var(--c-surface-3);
  color: var(--c-text);
  border-color: var(--c-border);
}

.btn-soft:hover,
.btn-secondary:hover {
  background: var(--c-surface-2);
  border-color: var(--c-border-strong);
}

.btn-ghost,
.top-btn {
  background: transparent;
  color: var(--c-text);
  border-color: var(--c-border);
}

.btn-ghost:hover,
.top-btn:hover {
  background: var(--c-surface-3);
}

.btn-danger {
  background: var(--c-danger);
  color: #fff;
  border-color: var(--c-danger);
}

.btn-danger:hover {
  background: color-mix(in srgb, var(--c-danger) 88%, #000);
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--r-sm);
  border: 1px solid var(--c-border);
  background: var(--c-surface);
  color: var(--c-text-muted);
  cursor: pointer;
  transition: background 120ms ease, color 120ms ease, border-color 120ms ease;
}

.icon-btn:hover {
  background: var(--c-surface-3);
  color: var(--c-text);
}

.icon-btn.danger:hover {
  background: var(--c-danger-soft);
  color: var(--c-danger);
  border-color: color-mix(in srgb, var(--c-danger) 30%, var(--c-border));
}

.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: var(--r-sm);
  border: 1px solid var(--c-border);
  background: var(--c-surface);
  color: var(--c-text-muted);
}

.theme-toggle:hover {
  background: var(--c-surface-3);
  color: var(--c-text);
}

/* Form fields */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="search"],
input[type="tel"],
input[type="date"],
input[type="datetime-local"],
input[type="time"],
select,
textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--c-border);
  border-radius: var(--r-sm);
  background: var(--c-surface);
  color: var(--c-text);
  font-family: inherit;
  font-size: 0.9rem;
  line-height: 1.4;
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--c-brand);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-brand) 18%, transparent);
}

label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 6px;
}

.field-hint,
.help-text,
.form-text {
  font-size: 0.78rem;
  color: var(--c-text-muted);
  margin-top: 4px;
}

.required::after {
  content: "*";
  color: var(--c-danger);
  margin-left: 3px;
}

/* Tables */
table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  overflow: hidden;
  font-size: 0.88rem;
}

thead th {
  background: var(--c-surface-2);
  color: var(--c-text-muted);
  font-weight: 600;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 11px 14px;
  text-align: left;
  border-bottom: 1px solid var(--c-border);
}

tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--c-border);
  color: var(--c-text);
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody tr:hover {
  background: var(--c-surface-2);
}

/* Chips / badges */
.chip,
.badge,
.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: var(--r-pill);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.3;
  background: var(--c-surface-3);
  color: var(--c-text);
  border: 1px solid var(--c-border);
}

.chip--brand,
.badge--brand {
  background: var(--c-brand-soft);
  color: var(--c-brand-strong);
  border-color: color-mix(in srgb, var(--c-brand) 22%, var(--c-border));
}

.chip--success,
.badge--success,
.status-chip.success,
.status-chip.delivered {
  background: var(--c-success-soft);
  color: var(--c-success);
  border-color: color-mix(in srgb, var(--c-success) 25%, var(--c-border));
}

.chip--warning,
.badge--warning,
.status-chip.pending,
.status-chip.warning {
  background: var(--c-warning-soft);
  color: var(--c-warning);
  border-color: color-mix(in srgb, var(--c-warning) 25%, var(--c-border));
}

.chip--danger,
.badge--danger,
.status-chip.danger,
.status-chip.failed {
  background: var(--c-danger-soft);
  color: var(--c-danger);
  border-color: color-mix(in srgb, var(--c-danger) 25%, var(--c-border));
}

.chip--info,
.badge--info,
.status-chip.info,
.status-chip.in-transit {
  background: var(--c-info-soft);
  color: var(--c-info);
  border-color: color-mix(in srgb, var(--c-info) 25%, var(--c-border));
}

/* Flash messages */
.flash {
  padding: 12px 14px;
  border-radius: var(--r-md);
  border: 1px solid var(--c-border);
  background: var(--c-surface);
  color: var(--c-text);
  font-size: 0.88rem;
  margin-bottom: var(--sp-3);
  display: flex;
  align-items: center;
  gap: 8px;
}

.flash.success {
  background: var(--c-success-soft);
  color: var(--c-success);
  border-color: color-mix(in srgb, var(--c-success) 25%, transparent);
}

.flash.error,
.flash.danger {
  background: var(--c-danger-soft);
  color: var(--c-danger);
  border-color: color-mix(in srgb, var(--c-danger) 25%, transparent);
}

.flash.warning {
  background: var(--c-warning-soft);
  color: var(--c-warning);
  border-color: color-mix(in srgb, var(--c-warning) 25%, transparent);
}

/* Stat tiles (dashboard) */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
}

.stat-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: var(--sp-5);
  box-shadow: var(--sh-xs);
  position: relative;
  overflow: hidden;
  transition: box-shadow 160ms ease, transform 160ms ease, border-color 160ms ease;
}

.stat-card:hover {
  box-shadow: var(--sh-sm);
  border-color: var(--c-border-strong);
}

.stat-card .stat-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--c-text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.stat-card .stat-value {
  font-family: "Sora", "Manrope", sans-serif;
  font-size: 1.85rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--c-text);
  line-height: 1.1;
}

.stat-card .stat-hint {
  font-size: 0.78rem;
  color: var(--c-text-muted);
  margin-top: 6px;
}

.stat-card .stat-icon {
  position: absolute;
  top: var(--sp-4);
  right: var(--sp-4);
  width: 36px;
  height: 36px;
  border-radius: var(--r-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--c-brand-soft);
  color: var(--c-brand);
  font-size: 1.15rem;
}

.stat-card.is-success .stat-icon { background: var(--c-success-soft); color: var(--c-success); }
.stat-card.is-warning .stat-icon { background: var(--c-warning-soft); color: var(--c-warning); }
.stat-card.is-danger .stat-icon { background: var(--c-danger-soft); color: var(--c-danger); }
.stat-card.is-info .stat-icon { background: var(--c-info-soft); color: var(--c-info); }

/* Section header */
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  margin-bottom: var(--sp-3);
}

.section-head h2,
.section-head h3 {
  font-family: "Sora", "Manrope", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--c-text);
}

/* Toolbar */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  margin-bottom: var(--sp-4);
  box-shadow: var(--sh-xs);
}

.toolbar .grow { flex: 1; }

/* Empty state */
.empty-state {
  text-align: center;
  padding: var(--sp-10) var(--sp-4);
  color: var(--c-text-muted);
}

.empty-state i {
  font-size: 2.5rem;
  color: var(--c-text-subtle);
  margin-bottom: var(--sp-2);
}

.empty-state h3 {
  margin: 0 0 var(--sp-1) 0;
  color: var(--c-text);
  font-size: 1.05rem;
}

/* Touch-friendly tweaks for delivery / mobile portal */
@media (max-width: 640px) {
  .app-main { padding: var(--sp-4); }
  .page-head h1 { font-size: 1.25rem; }
  .btn, .btn-primary, .btn-soft, .btn-ghost { padding: 10px 16px; font-size: 0.95rem; }
  thead { display: none; }
  tbody td { padding: 14px; }
}

/* Print: drop chrome */
@media print {
  .app-topbar, .app-sidebar, .page-head .actions { display: none !important; }
  .app-main { padding: 0; }
  .card, .panel, table { box-shadow: none; border-color: #cbd5e1; }
}