/* ================================================
   Admin — Tea & Coffee Shop (Redesigned)
   ================================================ */

:root {
  --cream: #faf6f0;
  --cream-mid: #f0e9de;
  --cream-dark: #e2d8cb;
  --brown: #3d2b1f;
  --brown-mid: #5c3d2e;
  --brown-light: #8b6655;
  --accent: #c8853a;
  --accent-light: #e8a85a;
  --white: #ffffff;
  --green: #1a7a4a;
  --green-hover: #15693e;
  --red: #c0392b;
  --red-hover: #a93226;
  --shadow-sm: 0 1px 4px rgba(61,43,31,0.08);
  --shadow-md: 0 4px 16px rgba(61,43,31,0.12);
  --shadow-lg: 0 12px 40px rgba(61,43,31,0.18);
  --radius: 14px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --transition: 0.2s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Sarabun', sans-serif;
  background: var(--cream);
  color: var(--brown);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.hidden { display: none !important; }

/* ================================================ LOGIN */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: var(--cream);
}

.login-card {
  background: var(--white);
  border: 1.5px solid var(--cream-dark);
  border-radius: var(--radius);
  padding: 2.25rem 2rem;
  width: 100%;
  max-width: 380px;
  box-shadow: var(--shadow-md);
  animation: fadeUp 0.35s ease both;
  text-align: center;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.login-icon {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.login-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--brown);
  margin-bottom: 0.2rem;
}

.login-sub {
  font-size: 0.9rem;
  color: var(--brown-light);
  margin-bottom: 1.75rem;
}

.login-form { display: flex; flex-direction: column; gap: 1rem; text-align: left; }

.login-error {
  font-size: 0.85rem;
  color: var(--red);
  min-height: 1.2rem;
  text-align: center;
}

.back-link {
  display: inline-block;
  margin-top: 1.25rem;
  font-size: 0.88rem;
  color: var(--brown-light);
  text-decoration: none;
  transition: color var(--transition);
}
.back-link:hover { color: var(--brown); }

/* ================================================ FIELD */
.field { display: flex; flex-direction: column; gap: 0.35rem; }

.field-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--brown-light);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.field-input {
  padding: 0.65rem 0.9rem;
  font-family: inherit;
  font-size: 0.95rem;
  border: 1.5px solid var(--cream-dark);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--brown);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.field-input:focus {
  outline: none;
  border-color: var(--brown-light);
  box-shadow: 0 0 0 3px rgba(139,102,85,0.12);
}

/* ================================================ BUTTONS */
.btn {
  padding: 0.65rem 1.1rem;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  text-decoration: none;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-block { width: 100%; margin-top: 0.25rem; }

.btn-primary {
  background: var(--brown);
  color: var(--white);
  box-shadow: 0 2px 8px rgba(61,43,31,0.2);
}
.btn-primary:hover {
  background: var(--brown-mid);
  box-shadow: 0 4px 12px rgba(61,43,31,0.25);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: var(--white);
  color: var(--brown-mid);
  border: 1.5px solid var(--cream-dark);
}
.btn-outline:hover {
  border-color: var(--brown-light);
  color: var(--brown);
  background: var(--cream-mid);
}

.btn-outline-danger {
  background: transparent;
  color: var(--red);
  border: 1.5px solid rgba(192,57,43,0.3);
}
.btn-outline-danger:hover {
  background: #fff5f5;
  border-color: var(--red);
}

.btn-danger {
  background: var(--red);
  color: var(--white);
}
.btn-danger:hover { background: var(--red-hover); transform: translateY(-1px); }

.btn-green {
  background: var(--green);
  color: var(--white);
}
.btn-green:hover { background: var(--green-hover); transform: translateY(-1px); }

/* ================================================ ADMIN HEADER */
.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.5rem;
  background: var(--white);
  border-bottom: 1.5px solid var(--cream-dark);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 50;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.admin-header-left { display: flex; align-items: center; gap: 0.75rem; }

.admin-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--brown);
}

.admin-user-chip {
  background: var(--cream-mid);
  border: 1.5px solid var(--cream-dark);
  color: var(--brown-mid);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-pill);
}

.admin-header-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* ================================================ MAIN */
.admin-main {
  max-width: 860px;
  margin: 0 auto;
  padding: 1.5rem;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* ================================================ SUMMARY */
.summary-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.summary-card {
  background: var(--white);
  border: 1.5px solid var(--cream-dark);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
  animation: fadeUp 0.3s ease both;
}

.summary-card.accent {
  background: linear-gradient(135deg, var(--brown) 0%, var(--brown-mid) 100%);
  border-color: transparent;
  color: var(--white);
}

.summary-card.accent .summary-label { color: rgba(255,255,255,0.7); }
.summary-card.accent .summary-value { color: var(--white); }

.summary-icon { font-size: 1.75rem; flex-shrink: 0; }

.summary-label {
  font-size: 0.82rem;
  color: var(--brown-light);
  font-weight: 500;
  margin-bottom: 0.2rem;
}

.summary-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--brown);
  font-family: 'Playfair Display', serif;
}

/* ================================================ TABS */
.tab-nav {
  display: flex;
  gap: 0.5rem;
  background: var(--cream-mid);
  border: 1.5px solid var(--cream-dark);
  border-radius: var(--radius);
  padding: 0.35rem;
}

.tab-btn {
  flex: 1;
  padding: 0.55rem 1rem;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  background: transparent;
  color: var(--brown-light);
  border-radius: calc(var(--radius) - 4px);
  cursor: pointer;
  transition: all var(--transition);
}

.tab-btn:hover { color: var(--brown); background: rgba(255,255,255,0.5); }

.tab-btn.active {
  background: var(--white);
  color: var(--brown);
  box-shadow: var(--shadow-sm);
}

/* ================================================ ORDER CARDS */
.orders-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.order-card {
  background: var(--white);
  border: 1.5px solid var(--cream-dark);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  animation: fadeUp 0.22s ease both;
  transition: box-shadow var(--transition);
}
.order-card:hover { box-shadow: var(--shadow-md); }

.order-card-header {
  padding: 0.9rem 1.1rem;
  background: var(--cream);
  border-bottom: 1.5px solid var(--cream-dark);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.order-card-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.order-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--brown);
}

.order-card-date {
  font-size: 0.82rem;
  color: var(--brown-light);
}

/* Status badge */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.22rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 700;
  border-radius: var(--radius-pill);
  letter-spacing: 0.02em;
}

.status-badge.pending {
  background: #fef3c7;
  color: #92400e;
}

.status-badge.paid {
  background: #d1fae5;
  color: #065f46;
}

/* Order actions */
.order-actions { display: flex; gap: 0.4rem; }

.btn-paid {
  padding: 0.35rem 0.8rem;
  font-size: 0.82rem;
  font-family: inherit;
  font-weight: 600;
  background: var(--brown);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
}
.btn-paid:hover { background: var(--brown-mid); transform: translateY(-1px); }

.btn-delete {
  padding: 0.35rem 0.7rem;
  font-size: 0.82rem;
  font-family: inherit;
  font-weight: 600;
  background: transparent;
  color: var(--red);
  border: 1.5px solid rgba(192,57,43,0.3);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
}
.btn-delete:hover { background: #fff5f5; border-color: var(--red); }

/* Order body */
.order-card-body { padding: 0.9rem 1.1rem; }

.order-items {
  list-style: none;
  margin-bottom: 0.75rem;
}

.order-item {
  display: flex;
  justify-content: space-between;
  padding: 0.3rem 0;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--cream-dark);
  color: var(--brown);
}
.order-item:last-child { border-bottom: none; }

.order-item small { color: var(--brown-light); font-size: 0.78rem; }

.order-total-row {
  display: flex;
  justify-content: space-between;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--brown);
  padding-top: 0.6rem;
  border-top: 1.5px solid var(--cream-dark);
  margin-top: 0.25rem;
}

/* ================================================ HISTORY */
.history-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.history-day {
  background: var(--white);
  border: 1.5px solid var(--cream-dark);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  animation: fadeUp 0.22s ease both;
}

.history-day-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.1rem;
  background: var(--cream);
  border-bottom: 1.5px solid var(--cream-dark);
  flex-wrap: wrap;
  gap: 0.4rem;
}

.history-day-date {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--brown);
}

.history-day-summary {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.history-day-count {
  font-size: 0.82rem;
  color: var(--brown-light);
}

.history-day-total {
  font-weight: 700;
  font-size: 1rem;
  color: var(--accent);
}

.history-day-body { padding: 0.75rem 1.1rem; }

.history-orders { list-style: none; }

.history-order-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.3rem 0;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--cream-dark);
  color: var(--brown);
}
.history-order-row:last-child { border-bottom: none; }

.history-order-row span:last-child { font-weight: 600; }

/* ================================================ EMPTY */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  background: var(--white);
  border: 1.5px dashed var(--cream-dark);
  border-radius: var(--radius);
  color: var(--brown-light);
}

.empty-icon { font-size: 2.5rem; margin-bottom: 0.5rem; opacity: 0.5; }

.link {
  color: var(--brown);
  font-weight: 600;
  text-decoration: none;
}
.link:hover { text-decoration: underline; }

/* ================================================ MODAL */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(30,15,5,0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
  backdrop-filter: blur(3px);
  padding: 1rem;
}

.modal[aria-hidden="false"] { opacity: 1; visibility: visible; }

.modal[aria-hidden="false"] .modal-box {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.modal-box {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.75rem;
  max-width: 420px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  transform: translateY(14px) scale(0.97);
  opacity: 0;
  transition: transform 0.28s cubic-bezier(0.34,1.3,0.64,1), opacity 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.modal-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--brown);
}

.modal-desc {
  font-size: 0.9rem;
  color: var(--brown-light);
  margin-top: -0.25rem;
}

.modal-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.25rem;
}
.modal-actions .btn { flex: 1; }

/* Export options */
.export-options { display: flex; flex-direction: column; gap: 0.4rem; }

.export-option {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 0.85rem;
  border: 1.5px solid var(--cream-dark);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--brown);
  transition: border-color var(--transition), background var(--transition);
}
.export-option:hover { border-color: var(--brown-light); background: var(--cream); }
.export-option:has(input:checked) { border-color: var(--brown); background: var(--cream-mid); }
.export-option input[type="radio"] { accent-color: var(--brown); width: 15px; height: 15px; }

.date-range {}

.date-row { display: flex; gap: 0.75rem; }

.date-field { display: flex; flex-direction: column; gap: 0.35rem; flex: 1; }

.export-status {
  font-size: 0.88rem;
  min-height: 1.2rem;
  font-weight: 500;
}
.export-status.success { color: var(--green); }
.export-status.error   { color: var(--red); }

/* ================================================ MOBILE */
@media (max-width: 680px) {
  .admin-header { padding: 0.75rem 1rem; }

  .admin-header-right {
    width: 100%;
    gap: 0.4rem;
  }

  .admin-header-right .btn {
    flex: 1;
    font-size: 0.82rem;
    padding: 0.55rem 0.6rem;
  }

  .admin-main { padding: 1rem; }

  .summary-section { grid-template-columns: 1fr 1fr; }

  .summary-value { font-size: 1.25rem; }

  .tab-nav { gap: 0.3rem; }
  .tab-btn { font-size: 0.85rem; padding: 0.5rem 0.5rem; }

  .order-card-header-row { flex-direction: column; align-items: flex-start; }

  .login-card { padding: 1.75rem 1.25rem; }
}