/* ============================================
   ADMIN PANEL STYLES
   ============================================ */

:root {
  --green-900: #0a2e23;
  --green-800: #0d3d2e;
  --green-700: #125240;
  --green-600: #1a6b52;
  --gold: #d4a945;
  --white: #fdfaf3;
  --gray-50: #f8f9fa;
  --gray-100: #f1f3f5;
  --gray-200: #e9ecef;
  --gray-300: #dee2e6;
  --gray-400: #ced4da;
  --gray-500: #adb5bd;
  --gray-600: #6c757d;
  --gray-700: #495057;
  --gray-800: #343a40;
  --gray-900: #212529;
  --danger: #dc3545;
  --success: #28a745;
  --info: #17a2b8;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,.08);
  --shadow-lg: 0 10px 30px rgba(0,0,0,.12);
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--gray-100);
  color: var(--gray-900);
  line-height: 1.5;
  min-height: 100vh;
}

.hidden {
  display: none !important;
}

/* ============ LOGIN SCREEN ============ */
.login-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--green-900), var(--green-700));
  padding: 1.5rem;
}

.login-box {
  background: #fff;
  border-radius: 16px;
  padding: 3rem 2.5rem;
  max-width: 420px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.login-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.logo-mark {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--green-800), var(--green-700));
  color: var(--gold);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -1px;
  box-shadow: 0 4px 12px rgba(10,46,35,.25);
}

.logo-mark.small {
  width: 40px;
  height: 40px;
  font-size: 1rem;
}

.login-box h1 {
  font-size: 1.5rem;
  color: var(--green-900);
  margin-bottom: .25rem;
}

.login-sub {
  color: var(--gray-600);
  font-size: .9rem;
  margin-bottom: 2rem;
}

#loginForm {
  text-align: left;
}

#loginForm label {
  display: block;
  font-weight: 600;
  font-size: .85rem;
  margin-bottom: .5rem;
  color: var(--gray-700);
}

#loginForm input {
  width: 100%;
  padding: .85rem 1rem;
  border: 1.5px solid var(--gray-300);
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color .2s;
  font-family: inherit;
}

#loginForm input:focus {
  outline: none;
  border-color: var(--green-700);
}

.login-error {
  color: var(--danger);
  font-size: .85rem;
  margin-top: .75rem;
  text-align: center;
  min-height: 1.2em;
}

.login-note {
  margin-top: 1.5rem;
  font-size: .8rem;
  color: var(--gray-500);
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .75rem 1.5rem;
  border-radius: 8px;
  font-size: .95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: background .2s, transform .15s, box-shadow .2s;
  text-decoration: none;
}

.btn-primary {
  background: var(--green-700);
  color: #fff;
}

.btn-primary:hover {
  background: var(--green-800);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-block {
  width: 100%;
  margin-top: 1.25rem;
}

.btn-ghost {
  background: transparent;
  color: var(--gray-700);
  border: 1.5px solid var(--gray-300);
}

.btn-ghost:hover {
  background: var(--gray-100);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-danger:hover {
  background: #c82333;
}

.btn-icon {
  padding: .5rem .75rem;
  font-size: .85rem;
}

/* ============ ADMIN PANEL ============ */
.admin-panel {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.admin-header {
  background: var(--green-900);
  color: #fff;
  padding: 1rem 1.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--shadow-md);
  z-index: 10;
}

.admin-brand {
  display: flex;
  align-items: center;
  gap: .85rem;
}

.admin-brand strong {
  display: block;
  font-size: .95rem;
}

.admin-brand small {
  color: var(--gold);
  font-size: .75rem;
}

.admin-actions {
  display: flex;
  gap: .75rem;
}

.admin-actions .btn-ghost {
  color: #fff;
  border-color: rgba(255,255,255,.2);
}

.admin-actions .btn-ghost:hover {
  background: rgba(255,255,255,.1);
}

/* Layout */
.admin-layout {
  flex: 1;
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 0;
}

.admin-sidebar {
  background: #fff;
  padding: 1.5rem 1rem;
  border-right: 1px solid var(--gray-200);
}

.admin-sidebar nav {
  display: flex;
  flex-direction: column;
  gap: .25rem;
}

.nav-link {
  text-align: left;
  padding: .75rem 1rem;
  background: transparent;
  border: none;
  border-radius: 8px;
  font-size: .92rem;
  font-weight: 500;
  cursor: pointer;
  color: var(--gray-700);
  font-family: inherit;
  transition: background .15s, color .15s;
}

.nav-link:hover {
  background: var(--gray-100);
}

.nav-link.active {
  background: var(--green-700);
  color: #fff;
}

/* Main */
.admin-main {
  padding: 2rem;
  overflow-y: auto;
}

.tab {
  display: none;
  max-width: 1100px;
}

.tab.active {
  display: block;
}

.tab-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.tab-head h2 {
  font-size: 1.5rem;
  color: var(--gray-900);
  margin-bottom: .25rem;
}

.tab-sub {
  color: var(--gray-600);
  font-size: .92rem;
}

/* ============ FILTER BAR ============ */
.filter-bar {
  display: flex;
  align-items: center;
  gap: .75rem;
  background: #fff;
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  border: 1px solid var(--gray-200);
}

.filter-bar label {
  font-weight: 600;
  font-size: .9rem;
  color: var(--gray-700);
}

.filter-bar select {
  padding: .5rem .75rem;
  border: 1.5px solid var(--gray-300);
  border-radius: 6px;
  font-family: inherit;
  font-size: .9rem;
  background: #fff;
  cursor: pointer;
}

.gallery-count {
  margin-left: auto;
  color: var(--gray-500);
  font-size: .85rem;
}

/* ============ GALLERY GRID ============ */
.admin-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
}

.gallery-item {
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--gray-200);
  transition: transform .2s, box-shadow .2s;
}

.gallery-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.gallery-item-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  background: var(--gray-100);
}

.gallery-item-body {
  padding: .85rem 1rem 1rem;
}

.gallery-item-category {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--green-700);
  font-weight: 600;
  margin-bottom: .25rem;
}

.gallery-item-title {
  font-size: .92rem;
  color: var(--gray-900);
  font-weight: 600;
  margin-bottom: .5rem;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.gallery-item-actions {
  display: flex;
  gap: .5rem;
  border-top: 1px solid var(--gray-100);
  padding-top: .75rem;
}

.gallery-item-actions button {
  flex: 1;
  padding: .45rem;
  border: none;
  background: var(--gray-100);
  color: var(--gray-700);
  border-radius: 6px;
  font-size: .82rem;
  cursor: pointer;
  font-family: inherit;
  font-weight: 500;
  transition: background .15s;
}

.gallery-item-actions button:hover {
  background: var(--gray-200);
}

.gallery-item-actions .btn-del {
  color: var(--danger);
}

.gallery-item-actions .btn-del:hover {
  background: #fdecea;
}

/* ============ CATEGORIES LIST ============ */
.categories-list {
  background: #fff;
  border-radius: 10px;
  border: 1px solid var(--gray-200);
  overflow: hidden;
}

.category-row {
  display: grid;
  grid-template-columns: 40px 1fr 180px auto;
  gap: 1rem;
  align-items: center;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--gray-100);
}

.category-row:last-child {
  border-bottom: none;
}

.category-row:hover {
  background: var(--gray-50);
}

.cat-order {
  background: var(--green-700);
  color: #fff;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: .85rem;
}

.cat-info strong {
  display: block;
  font-size: 1rem;
  color: var(--gray-900);
  margin-bottom: .15rem;
}

.cat-info small {
  color: var(--gray-600);
  font-size: .82rem;
}

.cat-slug {
  font-family: monospace;
  font-size: .8rem;
  color: var(--gray-600);
  background: var(--gray-100);
  padding: .3rem .6rem;
  border-radius: 4px;
}

.cat-actions {
  display: flex;
  gap: .4rem;
}

.cat-actions button {
  padding: .4rem .7rem;
  border: 1px solid var(--gray-300);
  background: #fff;
  border-radius: 5px;
  font-size: .8rem;
  cursor: pointer;
  font-family: inherit;
}

.cat-actions button:hover {
  background: var(--gray-100);
}

.cat-actions .btn-del {
  color: var(--danger);
  border-color: #f5c6cb;
}

/* ============ FORMS ============ */
.seo-form,
#uploadForm,
#categoryForm {
  background: #fff;
  padding: 1.75rem;
  border-radius: 10px;
  border: 1px solid var(--gray-200);
  max-width: 760px;
}

.seo-page-selector {
  background: #fff;
  padding: 1rem 1.25rem;
  border-radius: 10px;
  margin-bottom: 1.5rem;
  border: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.seo-page-selector label {
  font-weight: 600;
  color: var(--gray-700);
  white-space: nowrap;
}

.seo-page-selector select {
  flex: 1;
  padding: .6rem .85rem;
  border: 1.5px solid var(--gray-300);
  border-radius: 6px;
  font-family: inherit;
  font-size: .92rem;
}

.field {
  margin-bottom: 1.25rem;
}

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

.field label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: .88rem;
  margin-bottom: .45rem;
  color: var(--gray-700);
}

.char-count {
  color: var(--gray-500);
  font-size: .78rem;
  font-weight: 500;
}

.char-count.warn {
  color: var(--danger);
}

.field input,
.field textarea,
.field select {
  width: 100%;
  padding: .7rem .85rem;
  border: 1.5px solid var(--gray-300);
  border-radius: 6px;
  font-size: .94rem;
  font-family: inherit;
  background: #fff;
  transition: border-color .2s;
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--green-700);
}

.field textarea {
  resize: vertical;
  min-height: 80px;
}

.hint {
  display: block;
  margin-top: .35rem;
  font-size: .78rem;
  color: var(--gray-500);
  line-height: 1.4;
}

/* ============ SEO PREVIEW (Google) ============ */
.seo-preview {
  margin: 2rem 0 1.5rem;
  padding: 1.25rem;
  background: var(--gray-50);
  border-radius: 8px;
  border: 1px solid var(--gray-200);
}

.seo-preview h4 {
  font-size: .85rem;
  color: var(--gray-600);
  margin-bottom: .85rem;
  font-weight: 600;
}

.google-preview {
  background: #fff;
  padding: 1rem 1.25rem;
  border-radius: 6px;
  font-family: Arial, sans-serif;
}

.gp-url {
  color: #202124;
  font-size: .8rem;
  margin-bottom: .3rem;
}

.gp-title {
  color: #1a0dab;
  font-size: 1.2rem;
  line-height: 1.3;
  margin-bottom: .25rem;
  font-weight: 400;
}

.gp-desc {
  color: #4d5156;
  font-size: .88rem;
  line-height: 1.5;
}

/* ============ KEYWORD STATS ============ */
.keyword-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1rem;
}

.kw-card {
  background: #fff;
  padding: 1.25rem;
  border-radius: 10px;
  border: 1px solid var(--gray-200);
}

.kw-label {
  display: block;
  font-size: .78rem;
  color: var(--gray-600);
  margin-bottom: .3rem;
  text-transform: uppercase;
  letter-spacing: .5px;
}

.kw-card strong {
  font-size: 1.25rem;
  color: var(--gray-900);
}

.keywords-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: .85rem;
  margin-top: 1rem;
}

.kw-box {
  background: #fff;
  border: 1.5px solid var(--gray-200);
  border-radius: 8px;
  padding: 1rem 1.15rem;
}

.kw-box.primary {
  background: linear-gradient(135deg, var(--green-800), var(--green-700));
  color: #fff;
  border-color: transparent;
}

.kw-box.primary span {
  color: var(--gold);
}

.kw-box strong {
  display: block;
  font-size: 1rem;
  margin-bottom: .15rem;
}

.kw-box span {
  font-size: .8rem;
  color: var(--gray-600);
}

.kw-tip {
  margin-top: 2rem;
  background: #fff8e1;
  border-left: 4px solid var(--gold);
  padding: 1.25rem 1.5rem;
  border-radius: 0 8px 8px 0;
}

.kw-tip h4 {
  color: var(--gray-900);
  margin-bottom: .75rem;
}

.kw-tip ul {
  padding-left: 1.25rem;
  font-size: .9rem;
  color: var(--gray-700);
}

.kw-tip ul li {
  margin-bottom: .4rem;
}

/* ============ MODAL ============ */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(10, 46, 35, .6);
  display: grid;
  place-items: center;
  padding: 1rem;
  z-index: 100;
  backdrop-filter: blur(2px);
}

.modal-box {
  background: #fff;
  border-radius: 12px;
  padding: 1.75rem;
  max-width: 520px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  padding-bottom: .85rem;
  border-bottom: 1px solid var(--gray-200);
}

.modal-head h3 {
  font-size: 1.2rem;
  color: var(--gray-900);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.75rem;
  cursor: pointer;
  color: var(--gray-500);
  line-height: 1;
  padding: 0 .25rem;
}

.modal-close:hover {
  color: var(--gray-900);
}

.modal-actions {
  display: flex;
  gap: .75rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--gray-200);
}

.modal-box #uploadForm,
.modal-box #categoryForm {
  background: transparent;
  padding: 0;
  border: none;
}

/* Upload Preview */
.up-preview {
  margin-top: .75rem;
  padding: .5rem;
  background: var(--gray-100);
  border-radius: 6px;
}

.up-preview img {
  width: 100%;
  max-height: 200px;
  object-fit: contain;
  border-radius: 4px;
}

/* Progress Bar */
.upload-progress {
  margin: 1rem 0;
}

.progress-bar {
  height: 8px;
  background: var(--gray-200);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: .5rem;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green-700), var(--gold));
  width: 0%;
  transition: width .2s;
}

#progressText {
  font-size: .85rem;
  color: var(--gray-600);
  font-weight: 600;
}

/* ============ TOAST ============ */
.toast {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--gray-900);
  color: #fff;
  padding: .85rem 1.5rem;
  border-radius: 30px;
  font-size: .92rem;
  z-index: 1000;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transition: transform .3s, opacity .3s;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }

.loader {
  text-align: center;
  padding: 3rem;
  color: var(--gray-500);
  grid-column: 1 / -1;
}

.empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--gray-500);
  grid-column: 1 / -1;
}

.empty-state svg {
  width: 64px;
  height: 64px;
  opacity: .4;
  margin-bottom: 1rem;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .admin-layout {
    grid-template-columns: 1fr;
  }

  .admin-sidebar {
    padding: .75rem;
    border-right: none;
    border-bottom: 1px solid var(--gray-200);
  }

  .admin-sidebar nav {
    flex-direction: row;
    overflow-x: auto;
    gap: .4rem;
  }

  .nav-link {
    white-space: nowrap;
    padding: .55rem .9rem;
    font-size: .85rem;
  }

  .admin-main {
    padding: 1.25rem;
  }

  .keyword-stats,
  .field-row {
    grid-template-columns: 1fr;
  }

  .category-row {
    grid-template-columns: 32px 1fr auto;
  }

  .cat-slug {
    display: none;
  }
}

@media (max-width: 540px) {
  .admin-header {
    padding: .75rem 1rem;
  }

  .admin-actions {
    gap: .4rem;
  }

  .admin-actions .btn {
    padding: .5rem .85rem;
    font-size: .82rem;
  }

  .login-box {
    padding: 2rem 1.5rem;
  }
}