:root {
  --bg: #F9F8F6;
  --fg: #1A1A1A;
  --muted-bg: #EBE5DE;
  --muted-fg: #6C6863;
  --accent: #D4AF37;
  --accent-fg: #FFFFFF;

  --line: rgba(26, 26, 26, 0.12);
  --line-strong: rgba(26, 26, 26, 0.3);

  --success: #5B7553;
  --error: #B3402F;

  --font-heading: "Playfair Display", Georgia, serif;
  --font-body: "Inter", -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;

  --ease-luxury: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 400;
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
}

/* Subtle paper-grain texture overlay */
.grain {
  position: fixed;
  inset: 0;
  z-index: 50;
  pointer-events: none;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Decorative vertical side label */
.side-label {
  position: fixed;
  left: 0.5rem;
  bottom: 1.5rem;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted-fg);
  pointer-events: none;
  display: none;
}

@media (min-width: 1100px) {
  .side-label { display: block; }
}

/* ---------------------------------------------------------------- */
/* Header / Navigation                                               */
/* ---------------------------------------------------------------- */

.topbar {
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  padding: 2.5rem 1.5rem 0;
}

.kicker {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted-fg);
  margin-bottom: 0.75rem;
}

.topbar h1 {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 2.25rem;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 1.25rem 0;
}

.rule {
  width: 3rem;
  height: 1px;
  background: var(--fg);
  margin-bottom: 1.5rem;
}

.tabs {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.tab-btn {
  position: relative;
  padding: 0 0 1rem 0;
  border: none;
  border-bottom: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted-fg);
  transition: color 500ms var(--ease-luxury), border-color 500ms var(--ease-luxury);
}

.tab-num {
  color: var(--accent);
  margin-right: 0.5em;
  font-family: var(--font-heading);
  font-style: italic;
}

.tab-btn:hover {
  color: var(--fg);
}

.tab-btn.active {
  color: var(--fg);
  border-bottom-color: var(--fg);
}

/* ---------------------------------------------------------------- */
/* Layout                                                            */
/* ---------------------------------------------------------------- */

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 3rem 1.5rem 6rem;
}

@media (min-width: 1100px) {
  main {
    padding: 4rem 4rem 8rem;
  }
}

.page { display: none; }
.page.active {
  display: block;
  animation: fade-in 700ms var(--ease-luxury);
}

@keyframes fade-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.page h2 {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 1.75rem;
  letter-spacing: -0.01em;
  margin: 0 0 0.75rem 0;
}

@media (min-width: 1100px) {
  .page h2 { font-size: 2.25rem; }
}

.hint {
  color: var(--muted-fg);
  font-size: 0.9rem;
  line-height: 1.625;
  max-width: 42rem;
  margin: 0 0 2.5rem 0;
}

/* ---------------------------------------------------------------- */
/* Form fields                                                       */
/* ---------------------------------------------------------------- */

.field {
  margin-bottom: 1.75rem;
}

.field label {
  display: block;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted-fg);
  margin-bottom: 0.6rem;
}

.field input[type="text"],
.field input[type="password"],
.field textarea {
  width: 100%;
  padding: 0.6rem 0;
  border: none;
  border-bottom: 1px solid var(--line-strong);
  border-radius: 0;
  background: transparent;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--fg);
  transition: border-color 500ms var(--ease-luxury);
}

.field textarea {
  font-family: inherit;
}

.field input[type="text"]::placeholder,
.field input[type="password"]::placeholder,
.field textarea::placeholder {
  font-family: var(--font-heading);
  font-style: italic;
  color: var(--muted-fg);
}

.field input[type="text"]:focus,
.field input[type="password"]:focus,
.field textarea:focus {
  outline: none;
  border-bottom-color: var(--accent);
}

.field input[type="file"] {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--muted-fg);
  padding: 0.75rem 0;
  border: none;
  border-bottom: 1px solid var(--line-strong);
  background: transparent;
}

.field input[type="file"]::file-selector-button {
  font-family: var(--font-body);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg);
  background: transparent;
  border: 1px solid var(--fg);
  border-radius: 0;
  padding: 0.5rem 1rem;
  margin-right: 1rem;
  cursor: pointer;
  transition: background 500ms var(--ease-luxury), color 500ms var(--ease-luxury);
}

.field input[type="file"]::file-selector-button:hover {
  background: var(--fg);
  color: var(--bg);
}

.field-row {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.field-row .field {
  flex: 1;
  min-width: 180px;
}

/* ---------------------------------------------------------------- */
/* Site checkboxes                                                   */
/* ---------------------------------------------------------------- */

.site-checkboxes {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.site-checkboxes label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 400;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: border-color 500ms var(--ease-luxury), background 500ms var(--ease-luxury);
}

.site-checkboxes label:has(input:checked) {
  border-color: var(--fg);
  background: var(--muted-bg);
}

.site-checkboxes input {
  accent-color: var(--fg);
}

/* ---------------------------------------------------------------- */
/* Buttons                                                           */
/* ---------------------------------------------------------------- */

button.primary {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  height: 3rem;
  padding: 0 2.5rem;
  border: none;
  border-radius: 0;
  background: var(--fg);
  color: var(--bg);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  transition: box-shadow 500ms var(--ease-luxury);
}

button.primary::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--accent);
  transform: translateX(-100%);
  transition: transform 500ms var(--ease-luxury);
}

button.primary:hover:not(:disabled) {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

button.primary:hover:not(:disabled)::before {
  transform: translateX(0);
}

button.primary:disabled {
  background: var(--muted-bg);
  color: var(--muted-fg);
  box-shadow: none;
  cursor: not-allowed;
}

button.primary:disabled::before {
  display: none;
}

button.secondary {
  height: 2.5rem;
  background: transparent;
  border: 1px solid var(--fg);
  border-radius: 0;
  padding: 0 1.25rem;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg);
  cursor: pointer;
  transition: background 500ms var(--ease-luxury), color 500ms var(--ease-luxury);
}

button.secondary:hover {
  background: var(--fg);
  color: var(--bg);
}

/* ---------------------------------------------------------------- */
/* Status messages                                                   */
/* ---------------------------------------------------------------- */

.status {
  margin-top: 1rem;
  font-size: 0.85rem;
  line-height: 1.625;
  white-space: pre-wrap;
  color: var(--muted-fg);
}

.status.error {
  color: var(--error);
}

.status.success {
  color: var(--success);
}

/* ---------------------------------------------------------------- */
/* Tables                                                            */
/* ---------------------------------------------------------------- */

table.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.8rem;
}

table.data-table th, table.data-table td {
  border-bottom: 1px solid var(--line);
  padding: 0.65rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

table.data-table th {
  background: var(--muted-bg);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted-fg);
  position: sticky;
  top: 0;
}

table.data-table tbody tr {
  transition: background 500ms var(--ease-luxury);
}

table.data-table tbody tr:hover {
  background: rgba(26, 26, 26, 0.02);
}

table.data-table code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.78rem;
}

.row-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.row-actions.done {
  opacity: 0.5;
}

.appeal-form {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.appeal-form input,
.appeal-form textarea {
  padding: 0.4rem 0;
  border: none;
  border-bottom: 1px solid var(--line-strong);
  border-radius: 0;
  background: transparent;
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--fg);
  transition: border-color 500ms var(--ease-luxury);
}

.appeal-form textarea::placeholder,
.appeal-form input::placeholder {
  font-family: var(--font-heading);
  font-style: italic;
  color: var(--muted-fg);
}

.appeal-form input:focus,
.appeal-form textarea:focus {
  outline: none;
  border-bottom-color: var(--accent);
}

.table-scroll {
  max-height: 70vh;
  overflow: auto;
  border: 1px solid var(--line);
}

/* ---------------------------------------------------------------- */
/* POD review                                                        */
/* ---------------------------------------------------------------- */

.pod-images {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin: 1rem 0;
}

.pod-images img {
  max-width: 220px;
  max-height: 220px;
  border: 1px solid var(--line);
  border-radius: 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  cursor: zoom-in;
  transition: box-shadow 500ms var(--ease-luxury), transform 500ms var(--ease-luxury);
}

.pod-images img:hover {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
  transform: scale(1.03);
}

/* Lightbox for enlarging POD images */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 26, 26, 0.85);
  cursor: zoom-out;
  animation: fade-in 300ms var(--ease-luxury);
}

.lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  border: 1px solid rgba(249, 248, 246, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.review-cards {
  display: flex;
  flex-direction: column;
}

.review-card {
  background: var(--bg);
  border-top: 4px solid var(--accent);
  border-radius: 0;
  padding: 1.5rem;
  margin-top: 1.5rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
  transition: border-color 500ms var(--ease-luxury);
}

.review-card.decided-apply {
  border-top-color: var(--success);
}

.review-card.decided-delete {
  border-top-color: var(--error);
}

.review-card .reason-field {
  margin-top: 1rem;
  margin-bottom: 0;
}

.review-card .reason-field textarea.reason-input {
  width: 100%;
  resize: vertical;
}

/* ---------------------------------------------------------------- */
/* Pagination                                                        */
/* ---------------------------------------------------------------- */

.pod-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 1.5rem 0;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  color: var(--muted-fg);
}

.pod-page-input {
  width: 3em;
  text-align: center;
  border: none;
  border-bottom: 1px solid var(--line-strong);
  background: transparent;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--fg);
}

.pod-page-input:focus {
  outline: none;
  border-bottom-color: var(--accent);
}

.decision-buttons button.active {
  box-shadow: inset 0 0 0 2px var(--accent);
}

.review-card .meta {
  font-size: 0.8rem;
  color: var(--muted-fg);
  margin-bottom: 0.75rem;
  line-height: 1.625;
}

.review-card .actions {
  margin-top: 1.25rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.review-card details {
  font-size: 0.8rem;
  color: var(--muted-fg);
}

.review-card summary {
  cursor: pointer;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.7rem;
}