/* ── RESET & BASE ──────────────────────────────────────────────────────────── */
*, *::before, *::after {
  font-family: Helvetica, Arial, sans-serif;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --clr-delivered: #86e49d;
  --clr-delivered-text: #006b21;
  --clr-cancelled:  #d893a3;
  --clr-cancelled-text: #b30021;
  --clr-pending:    #ebc474;
  --clr-pending-text: #856200;
  --clr-shipped:    #6fcaea;
  --clr-shipped-text: #003fa8;

  --clr-btn-add:    #2563eb;
  --clr-btn-save:   #16a34a;
  --clr-btn-danger: #dc2626;
  --clr-btn-cancel: #6b7280;

  --shadow: 0 0.4rem 0.8rem #0005;
  --radius: 0.8rem;
  --glass-bg: rgba(255,255,255,0.32);
  --glass-header: rgba(255,255,255,0.53);
  --glass-body: rgba(255,255,255,0.73);
}

/* ── HEADER ────────────────────────────────────────────────────────────────── */
header {
  background-color: #111;
  color: white;
}

h1 {
  text-align: center;
  font-size: 40px;
  font-weight: bold;
  padding: 14px 0;
}

.nav-container ul {
  display: flex;
  justify-content: center;
  background-color: #111;
  list-style: none;
  width: 100%;
}

.nav-container li a {
  display: block;
  color: white;
  text-align: center;
  padding: 18px 50px;
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: background-color 0.2s;
}

.nav-container li a:hover {
  background-color: #2563eb;
}

/* ── MAIN ──────────────────────────────────────────────────────────────────── */
main {
  min-height: 100vh;
  background: url(../images/background.jpg) center / cover fixed;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  padding: 2rem 1rem;
}

/* ── ABOUT ─────────────────────────────────────────────────────────────────── */
#About {
  width: min(99vw, 1200px);
  padding: 20px 30px;
  background: var(--glass-bg);
  backdrop-filter: blur(7px);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}

#About h2 {
  font-size: 28px;
  text-align: center;
  margin-bottom: 10px;
}

#About p {
  margin-bottom: 12px;
  text-align: justify;
  font-size: 17px;
  line-height: 1.6;
}

#About span ul {
  padding-left: 1.5rem;
}

#About span ul li {
  margin-bottom: 6px;
  font-size: 15px;
  line-height: 1.5;
}

/* ── DEMO BANNER ───────────────────────────────────────────────────────────── */
.demo-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  background: #fef3c7;
  border: 1.5px solid #f59e0b;
  border-radius: 0.5rem;
  padding: 0.6rem 1.2rem;
  font-size: 0.88rem;
  color: #92400e;
  width: min(99vw, 1200px);
}
.demo-banner code {
  background: #fde68a;
  padding: 0.1rem 0.4rem;
  border-radius: 0.25rem;
  font-family: monospace;
}
.demo-banner a {
  color: #b45309;
  font-weight: 600;
  text-decoration: underline;
}

/* ── STATS BAR ─────────────────────────────────────────────────────────────── */
.stats-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  width: min(99vw, 1200px);
}

.stat-card {
  flex: 1 1 120px;
  background: var(--glass-body);
  backdrop-filter: blur(7px);
  border-radius: 0.6rem;
  padding: 0.8rem 1.2rem;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-card .stat-value {
  font-size: 1.6rem;
  font-weight: 700;
}

.stat-card .stat-label {
  font-size: 0.75rem;
  color: #444;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-card.delivered .stat-value { color: var(--clr-delivered-text); }
.stat-card.shipped   .stat-value { color: var(--clr-shipped-text); }
.stat-card.pending   .stat-value { color: var(--clr-pending-text); }
.stat-card.cancelled .stat-value { color: var(--clr-cancelled-text); }
.stat-card.revenue   .stat-value { color: #1d4ed8; }

/* ── CONTENT SECTION ───────────────────────────────────────────────────────── */
#Content {
  width: min(99vw, 1200px);
  background: var(--glass-bg);
  backdrop-filter: blur(7px);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  overflow: hidden;
}

/* ── TABLE HEADER ──────────────────────────────────────────────────────────── */
.table-header {
  background: var(--glass-header);
  padding: 0.8rem 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.table-header h2 {
  font-size: 1.2rem;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.table-controls {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  align-items: center;
}

.ctrl-input,
.ctrl-select {
  padding: 0.45rem 0.8rem;
  border: 1.5px solid #ccc;
  border-radius: 0.4rem;
  font-size: 0.9rem;
  background: rgba(255,255,255,0.85);
  outline: none;
  transition: border-color 0.2s;
}

.ctrl-input:focus,
.ctrl-select:focus {
  border-color: #2563eb;
}

/* ── TABLE BODY ────────────────────────────────────────────────────────────── */
.table-body {
  width: 95%;
  max-height: 55vh;
  background: var(--glass-body);
  margin: 0.8rem auto;
  border-radius: 0.6rem;
  overflow: auto;
}

.table-body::-webkit-scrollbar { width: 0.5rem; height: 0.5rem; }
.table-body::-webkit-scrollbar-thumb {
  border-radius: 0.5rem;
  background: #0004;
  visibility: hidden;
}
.table-body:hover::-webkit-scrollbar-thumb { visibility: visible; }

table { width: 100%; border-collapse: collapse; }

table th, table td { padding: 0.8rem 1rem; text-align: left; }

thead th {
  position: sticky;
  top: 0;
  background: #d5d1defe;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  white-space: nowrap;
  user-select: none;
}

thead th.sortable { cursor: pointer; }
thead th.sortable:hover { background: #c5c1ce; }
thead th.sort-asc  .sort-icon::after { content: ' ▲'; }
thead th.sort-desc .sort-icon::after { content: ' ▼'; }

tbody tr:nth-child(even) { background: rgba(0,0,0,0.04); }
tbody tr:hover            { background: rgba(255,255,255,0.45); }

td img {
  width: 36px;
  height: 36px;
  margin-right: 0.5rem;
  border-radius: 50%;
  vertical-align: middle;
  object-fit: cover;
  background: #ddd;
}

/* ── STATUS BADGES ─────────────────────────────────────────────────────────── */
.status {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 2rem;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
}
.status.delivered { background: var(--clr-delivered); color: var(--clr-delivered-text); }
.status.cancelled { background: var(--clr-cancelled); color: var(--clr-cancelled-text); }
.status.pending   { background: var(--clr-pending);   color: var(--clr-pending-text);   }
.status.shipped   { background: var(--clr-shipped);   color: var(--clr-shipped-text);   }

/* ── EMPTY STATE ───────────────────────────────────────────────────────────── */
.empty-msg {
  text-align: center;
  padding: 2rem;
  color: #666;
  font-size: 1rem;
}

/* ── ACTION BUTTONS ────────────────────────────────────────────────────────── */
.btn {
  padding: 0.45rem 1rem;
  border: none;
  border-radius: 0.4rem;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  transition: opacity 0.15s, transform 0.1s;
  white-space: nowrap;
}
.btn:hover  { opacity: 0.88; }
.btn:active { transform: scale(0.97); }

.btn-add    { background: var(--clr-btn-add);    color: white; }
.btn-save   { background: var(--clr-btn-save);   color: white; }
.btn-danger { background: var(--clr-btn-danger); color: white; }
.btn-cancel { background: var(--clr-btn-cancel); color: white; }

.btn-edit   {
  padding: 0.3rem 0.65rem;
  background: #f59e0b;
  color: white;
  border: none;
  border-radius: 0.35rem;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 600;
  transition: opacity 0.15s;
}
.btn-edit:hover   { opacity: 0.85; }

.btn-delete {
  padding: 0.3rem 0.65rem;
  background: var(--clr-btn-danger);
  color: white;
  border: none;
  border-radius: 0.35rem;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 600;
  transition: opacity 0.15s;
}
.btn-delete:hover { opacity: 0.85; }

.action-cell { display: flex; gap: 0.4rem; align-items: center; }

/* ── SKELETON LOADER ───────────────────────────────────────────────────────── */
.skeleton {
  height: 1.2rem;
  background: linear-gradient(90deg, #e0e0e0 25%, #f0f0f0 50%, #e0e0e0 75%);
  background-size: 200% 100%;
  border-radius: 0.3rem;
  animation: shimmer 1.4s infinite;
}
@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── MODAL ─────────────────────────────────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  animation: fadeIn 0.15s ease;
}
.modal-overlay.open { display: flex; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal {
  background: white;
  border-radius: var(--radius);
  width: 100%;
  max-width: 480px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.25);
  animation: slideUp 0.2s ease;
  overflow: hidden;
}
.modal.modal-sm { max-width: 360px; }

@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.2rem;
  background: #f3f4f6;
  border-bottom: 1px solid #e5e7eb;
}
.modal-header h3 { font-size: 1.1rem; }

.modal-close {
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: #666;
  line-height: 1;
  padding: 0 0.25rem;
}
.modal-close:hover { color: #111; }

.modal form { padding: 1.2rem; }
.modal .confirm-text { padding: 1.2rem 1.2rem 0; font-size: 0.95rem; line-height: 1.5; }

.form-group { margin-bottom: 1rem; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: #374151;
}
.form-group input,
.form-group select {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1.5px solid #d1d5db;
  border-radius: 0.4rem;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group select:focus { border-color: #2563eb; }

.form-row { display: flex; gap: 1rem; }
.form-row .form-group { flex: 1; }

.req { color: #dc2626; }

.field-error {
  display: block;
  color: #dc2626;
  font-size: 0.78rem;
  margin-top: 0.25rem;
  min-height: 1rem;
}

.modal-actions {
  display: flex;
  gap: 0.6rem;
  justify-content: flex-end;
  padding: 0.8rem 1.2rem 1.2rem;
}

/* ── TOAST ─────────────────────────────────────────────────────────────────── */
#toastContainer {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 200;
}

.toast {
  padding: 0.75rem 1.2rem;
  border-radius: 0.5rem;
  color: white;
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  animation: toastIn 0.25s ease, toastOut 0.3s ease 2.7s forwards;
  max-width: 320px;
}
.toast.success { background: #16a34a; }
.toast.error   { background: #dc2626; }
.toast.info    { background: #2563eb; }

@keyframes toastIn  { from { transform: translateX(110%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes toastOut { from { opacity: 1; } to { opacity: 0; transform: translateX(110%); } }

/* ── FOOTER ────────────────────────────────────────────────────────────────── */
footer#Contact {
  background: #111;
  width: 100%;
  padding: 10px 0;
}
footer p {
  color: white;
  text-align: center;
  font-size: 12px;
  padding: 3px 0;
}

/* ── RESPONSIVE ────────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  h1 { font-size: 28px; }
  .table-header { flex-direction: column; align-items: flex-start; }
  .stats-bar { gap: 0.5rem; }
  .stat-card { flex: 1 1 80px; padding: 0.6rem 0.8rem; }
  .stat-card .stat-value { font-size: 1.2rem; }
  td:not(:first-child) { min-width: 8rem; }
  .form-row { flex-direction: column; gap: 0; }
}