:root {
  --bg: #f5f8fd;
  --surface: #ffffff;
  --ink: #11213e;
  --muted: #66748a;
  --line: #d9e4f2;
  --primary: #125b66;
  --accent: #e3a34e;
  --radius: 16px;
  --shadow: 0 20px 48px rgba(16, 33, 62, 0.12);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

:focus-visible {
  outline: 3px solid rgba(18, 91, 102, 0.35);
  outline-offset: 2px;
}

html {
  max-width: 100%;
  overflow-x: clip;
}

body {
  margin: 0;
  max-width: 100%;
  overflow-x: clip;
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 92% 8%, rgba(227, 163, 78, 0.24), transparent 35%),
    radial-gradient(circle at 7% 88%, rgba(18, 91, 102, 0.2), transparent 30%),
    var(--bg);
}

h1,
h2,
h3,
h4 {
  font-family: 'Fraunces', serif;
  margin: 0;
}

.admin-top {
  position: sticky;
  top: 0;
  z-index: 30;
  padding: 14px 4vw;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(8px);
  background: rgba(245, 248, 253, 0.86);
  border-bottom: 1px solid var(--line);
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: inherit;
  font-weight: 700;
}

.brand-link img {
  width: 33px;
  height: 33px;
}

main {
  padding: 20px 4vw 30px;
}

.loading-wrap,
.login-wrap {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 140px);
}

.loading-card,
.login-card,
.panel,
.summary-grid article,
.admin-tabs {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.loading-card,
.login-card {
  width: min(460px, 94vw);
  padding: 24px;
}

.login-card p {
  color: var(--muted);
}

#login-form {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

#login-form label {
  margin-top: 0;
}

#login-form .primary-btn {
  margin-top: 4px;
}

.dashboard {
  display: grid;
  gap: 14px;
}

.admin-layout {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.summary-grid article {
  padding: 16px;
}

.summary-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.summary-grid strong {
  margin-top: 8px;
  display: block;
  font-size: 1.4rem;
}

.admin-tabs {
  padding: 8px;
  display: grid;
  gap: 8px;
  position: sticky;
  top: 78px;
}

.tab-btn {
  width: 100%;
  text-align: left;
  border: 1px solid rgba(18, 91, 102, 0.18);
  background: rgba(18, 91, 102, 0.05);
  color: var(--primary);
  border-radius: 12px;
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s ease;
}

.tab-btn:hover {
  background: rgba(18, 91, 102, 0.1);
}

.tab-btn.is-active {
  background: linear-gradient(120deg, #125b66, #0f7f71);
  color: white;
  border-color: transparent;
}

.tab-panels {
  display: block;
}

.tab-panel {
  display: block;
}

.tab-panel.is-active {
  display: block;
}

.tab-panel + .tab-panel {
  margin-top: 14px;
}

.panel {
  padding: 18px;
}

.panel p {
  color: var(--muted);
}

label {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-top: 10px;
  font-size: 0.92rem;
}

input,
textarea,
select,
button {
  font-family: inherit;
  font-size: 0.95rem;
}

input,
textarea,
select {
  border: 1px solid #cad6e6;
  border-radius: 10px;
  background: #fbfdff;
  padding: 10px;
}

.primary-btn,
.ghost-btn,
.small-btn {
  border: none;
  border-radius: 11px;
  padding: 10px 14px;
  cursor: pointer;
  font-weight: 700;
  transition: transform 0.15s ease, background 0.15s ease;
}

.primary-btn {
  background: linear-gradient(120deg, #125b66, #0f7f71);
  color: white;
}

.ghost-btn {
  background: rgba(18, 91, 102, 0.08);
  color: var(--primary);
}

.primary-btn:hover,
.ghost-btn:hover {
  transform: translateY(-1px);
}

.ghost-btn:hover {
  background: rgba(18, 91, 102, 0.14);
}

.primary-btn:disabled,
.ghost-btn:disabled,
.small-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.small-btn {
  border: 1px solid #c4d4ea;
  background: #f7fbff;
  color: #1d3457;
  border-radius: 8px;
  padding: 6px 8px;
  font-weight: 600;
}

.small-btn.warn {
  color: #8d1f31;
  border-color: #e3b9bf;
  background: #fff7f8;
}

.wide {
  width: 100%;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.form-grid .full {
  grid-column: 1 / -1;
}

.page-image-tools {
  margin-top: 12px;
  border: 1px dashed #c7d8e8;
  border-radius: 14px;
  background: #f8fbff;
  padding: 12px;
}

.dropzone {
  position: relative;
  margin-top: 10px;
  border: 2px dashed #c4d4ea;
  border-radius: 14px;
  padding: 22px 16px;
  text-align: center;
  background: #f7fbff;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.dropzone.is-dragover {
  border-color: var(--primary);
  background: rgba(18, 91, 102, 0.08);
}

.dropzone-input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.dropzone-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  pointer-events: none;
}

.dropzone-icon {
  width: 26px;
  height: 26px;
  color: var(--primary);
  margin-bottom: 2px;
}

.dropzone-content p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink);
}

.dropzone-filename {
  color: var(--muted);
  font-weight: 700;
  min-height: 1.1em;
}

.page-image-preview {
  min-height: 130px;
  margin-top: 10px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 12px;
  background: #edf4f8;
  color: #60728d;
  font-weight: 700;
}

.page-image-preview img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  display: block;
}

.inline {
  flex-direction: row;
  align-items: center;
  gap: 8px;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.status {
  margin-top: 8px;
  color: #365073;
  font-size: 0.88rem;
}

.stack-form {
  margin-top: 18px;
  border-top: 1px dashed var(--line);
  padding-top: 14px;
}

.first-stack {
  margin-top: 8px;
  border-top: 0;
  padding-top: 0;
}

.room-list {
  display: grid;
  gap: 8px;
  margin: 10px 0 16px;
}

.room-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  background: #f3f8ff;
  border: 1px solid #d8e7fa;
  border-radius: 12px;
  padding: 10px;
}

.room-item p {
  margin: 0;
}

.room-item .action-row {
  margin-top: 0;
}

.room-gallery,
.hero-slide-list {
  display: grid;
  gap: 10px;
}

.gallery-room,
.hero-slide-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px;
  background: #f8fbff;
}

.gallery-room h4 {
  margin: 0 0 8px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.gallery-item {
  border: 1px solid #d5e2f3;
  border-radius: 10px;
  overflow: hidden;
  background: white;
}

.gallery-item img,
.hero-slide-item img {
  width: 100%;
  height: 130px;
  object-fit: cover;
  display: block;
  border-radius: 8px;
}

.gallery-meta,
.hero-slide-meta {
  padding: 8px;
  display: grid;
  gap: 8px;
}

.gallery-meta small,
.hero-slide-meta small {
  color: #51627c;
}

.link-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr auto;
  gap: 8px;
  margin-bottom: 8px;
}

.page-content-wrap {
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.page-content-card {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(246, 250, 255, 0.95)),
    #fff;
  padding: 14px;
}

.page-content-card h3,
.page-content-card .full {
  grid-column: 1 / -1;
}

.page-content-card h3 {
  color: #123f56;
}

.chatbot-faq-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 8px;
  margin-bottom: 8px;
}

.chatbot-faq-row textarea {
  min-height: 84px;
  resize: vertical;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th,
td {
  border-bottom: 1px solid var(--line);
  text-align: left;
  padding: 10px 8px;
  vertical-align: top;
}

@media (max-width: 940px) {
  .summary-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .admin-layout {
    grid-template-columns: 1fr;
  }

  .admin-tabs {
    position: static;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .link-row,
  .page-content-card {
    grid-template-columns: 1fr;
  }

  .chatbot-faq-row {
    grid-template-columns: 1fr;
  }

  .room-item {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 560px) {
  .admin-tabs {
    grid-template-columns: 1fr;
  }
}