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

:root {
  --clr-bg: #f5f5f5;
  --clr-surface: #ffffff;
  --clr-border: #e0e0e0;
  --clr-text: #1a1a1a;
  --clr-muted: #6b6b6b;
  --clr-accent: #1a1a2e;
  --clr-accent-hover: #16213e;
  --clr-danger: #c0392b;
  --clr-warn: #e67e22;
  --clr-success: #27ae60;
  --clr-warn-bg: #fef9f0;
  --clr-success-bg: #f0faf4;
  --clr-error-bg: #fdf0ee;
  --radius: 8px;
  --shadow: 0 2px 8px rgba(0,0,0,.08);
  --max-width: 560px;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--clr-bg);
  color: var(--clr-text);
  font-size: 15px;
  line-height: 1.6;
}

.portal-wrap {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px 16px 80px;
}

.portal-header {
  text-align: center;
  margin-bottom: 32px;
}

.portal-header .brand {
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--clr-muted);
  margin-bottom: 4px;
}

.portal-header h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
}

.card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
  width: 100%;
  max-width: var(--max-width);
}

.card + .card { margin-top: 16px; }

.card-title {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 20px;
}

.field { margin-bottom: 16px; }

label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 5px;
  color: var(--clr-muted);
}

input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--clr-border);
  border-radius: 6px;
  font-size: 15px;
  font-family: inherit;
  background: #fff;
  color: var(--clr-text);
  transition: border-color .15s;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--clr-accent);
}

textarea { resize: vertical; min-height: 100px; }

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: background .15s, opacity .15s;
  text-decoration: none;
}

.btn-primary {
  background: var(--clr-accent);
  color: #fff;
  width: 100%;
}

.btn-primary:hover { background: var(--clr-accent-hover); }

.btn-secondary {
  background: transparent;
  color: var(--clr-accent);
  border: 1px solid var(--clr-border);
  width: 100%;
}

.btn-secondary:hover { background: var(--clr-bg); }

.btn-danger {
  background: var(--clr-danger);
  color: #fff;
  width: 100%;
}

.btn:disabled { opacity: .5; cursor: not-allowed; }

.btn + .btn { margin-top: 10px; }

.alert {
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 14px;
  margin-bottom: 16px;
}

.alert-warn { background: var(--clr-warn-bg); color: var(--clr-warn); border: 1px solid #fad6a5; }
.alert-error { background: var(--clr-error-bg); color: var(--clr-danger); border: 1px solid #f5c6c0; }
.alert-success { background: var(--clr-success-bg); color: var(--clr-success); border: 1px solid #b7dfca; }

.divider {
  text-align: center;
  color: var(--clr-muted);
  font-size: 13px;
  margin: 16px 0;
  position: relative;
}

.divider::before, .divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: calc(50% - 24px);
  height: 1px;
  background: var(--clr-border);
}
.divider::before { left: 0; }
.divider::after { right: 0; }

.order-summary { margin-bottom: 20px; }

.order-summary .label {
  font-size: 12px;
  color: var(--clr-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}

.order-summary .value {
  font-weight: 600;
  font-size: 16px;
  margin-top: 2px;
}

.order-summary .address-block {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--clr-muted);
}

.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .6s linear infinite;
}

.spinner-dark {
  border-color: rgba(0,0,0,.15);
  border-top-color: var(--clr-accent);
}

@keyframes spin { to { transform: rotate(360deg); } }

.hidden { display: none !important; }

.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 48px 0;
  color: var(--clr-muted);
  font-size: 14px;
}

.nav-links {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.nav-links a {
  display: block;
  padding: 12px 16px;
  border: 1px solid var(--clr-border);
  border-radius: 6px;
  background: var(--clr-surface);
  color: var(--clr-text);
  text-decoration: none;
  font-size: 14px;
  transition: background .15s;
}

.nav-links a:hover { background: var(--clr-bg); }

.nav-links a .link-title { font-weight: 600; display: block; }
.nav-links a .link-desc { color: var(--clr-muted); font-size: 13px; }

.photo-upload-area {
  border: 2px dashed var(--clr-border);
  border-radius: 6px;
  padding: 24px;
  text-align: center;
  cursor: pointer;
  color: var(--clr-muted);
  font-size: 14px;
  transition: border-color .15s;
}

.photo-upload-area:hover { border-color: var(--clr-accent); }

.photo-preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, 80px);
  gap: 8px;
  margin-top: 12px;
}

.photo-thumb {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--clr-border);
}

.tracking-event {
  display: flex;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--clr-border);
  font-size: 14px;
}

.tracking-event:last-child { border-bottom: none; }

.tracking-event .event-date {
  color: var(--clr-muted);
  white-space: nowrap;
  font-size: 12px;
  padding-top: 2px;
  min-width: 90px;
}

.alert-danger {
  background: #fff0f6;
  color: #8b1840;
  border: 1px solid #f5b0c8;
  border-left: 4px solid #d63771;
}

.card-danger {
  border-color: #f5b0c8;
  background: #fff8fb;
}

.order-items {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--clr-border);
}

.order-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 14px;
  padding: 3px 0;
  gap: 8px;
}

.order-item-title { flex: 1; color: var(--clr-text); }
.order-item-qty { color: var(--clr-muted); font-size: 13px; white-space: nowrap; }

.amend-type-grid { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }

.amend-type-option {
  display: flex !important;
  flex-direction: row;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid var(--clr-border);
  border-radius: 6px;
  cursor: pointer;
  transition: border-color .15s, background .15s;
  user-select: none;
  font-weight: 400;
  color: var(--clr-text);
}

.amend-type-option input[type="radio"] {
  width: auto;
  margin-top: 3px;
  accent-color: var(--clr-accent);
  flex-shrink: 0;
}

.amend-type-option.selected { border-color: var(--clr-accent); background: #f8f8fc; }

.amend-type-label {
  display: block;
  font-weight: 700;
  font-size: 15px;
  color: var(--clr-text);
  line-height: 1.4;
}

.amend-type-desc {
  display: block;
  color: var(--clr-muted);
  font-size: 12px;
  margin-top: 3px;
  line-height: 1.4;
}

.item-picker { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }

.item-pick-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--clr-border);
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  transition: border-color .15s;
}

.item-pick-row:has(input:checked) { border-color: var(--clr-accent); background: #f8f8fc; }
.item-pick-row.dispatched { opacity: .5; cursor: not-allowed; }
.item-pick-row input[type="checkbox"] { width: auto; margin-top: 2px; accent-color: var(--clr-accent); flex-shrink: 0; }
.item-pick-title { flex: 1; }
.item-pick-qty { color: var(--clr-muted); font-size: 13px; white-space: nowrap; }

.shipping-options { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }

.shipping-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border: 1px solid var(--clr-border);
  border-radius: 6px;
  cursor: pointer;
  transition: border-color .15s;
}

.shipping-option:has(input:checked) { border-color: var(--clr-accent); background: #f8f8fc; }
.shipping-option input[type="radio"] { width: auto; accent-color: var(--clr-accent); flex-shrink: 0; }
.shipping-option-label { font-weight: 600; font-size: 14px; flex: 1; }
.shipping-option-price { color: var(--clr-muted); font-size: 13px; }

@media (max-width: 480px) {
  .portal-wrap { padding: 24px 12px 60px; }
  .card { padding: 20px 16px; }
  .field-row { grid-template-columns: 1fr; }
}