/**
 * PFO FARMS — Admin Dashboard Design System
 * Engineered to adhere to Anti-Slop UI & Editorial Brand Standards.
 * Utilizes the deep pond green, terracotta accents, crisp 1px borders, and tactile controls.
 */

:root {
  --admin-bg: #F7F5F0;
  --admin-surface: #FFFFFF;
  --admin-surface-subtle: #F0ECE3;
  --admin-surface-sunken: #E7E1D4;
  --admin-primary: #173B2B;
  --admin-primary-dark: #0E241A;
  --admin-primary-light: #EBF3EE;
  --admin-accent: #C26D38;
  --admin-accent-dark: #9F5426;
  --admin-accent-light: #FDF4ED;
  --admin-border: #E2DBD0;
  --admin-border-subtle: #EDE7DC;
  --admin-border-dark: #B9C5BE;
  --admin-text-main: #18221B;
  --admin-text-secondary: #4A5B50;
  --admin-text-muted: #728277;
  --admin-whatsapp: #25D366;
  --admin-whatsapp-dark: #128C7E;
  --admin-error: #B91C1C;
  --admin-error-bg: #FEF2F2;
  --admin-error-border: #FCA5A5;
  --admin-success: #15803D;
  --admin-success-bg: #F0FDF4;
  --admin-success-border: #86EFAC;
  --admin-warning: #B45309;
  --admin-warning-bg: #FFFBEB;
  --admin-warning-border: #FDE68A;

  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Iowan Old Style", "Palatino Linotype", "URW Palladio L", P052, Georgia, Cambria, serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--admin-bg);
  color: var(--admin-text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* ==========================================================================
   PASSWORD BARRIER (LOGIN MODAL)
   ========================================================================== */
.auth-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(14, 36, 26, 0.94);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 20px;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.auth-overlay.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: 12px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
  padding: 32px 28px;
  text-align: center;
  animation: authCardPop 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes authCardPop {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.auth-card.shake {
  animation: authShake 0.4s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

@keyframes authShake {
  10%, 90% { transform: translate3d(-2px, 0, 0); }
  20%, 80% { transform: translate3d(3px, 0, 0); }
  30%, 50%, 70% { transform: translate3d(-4px, 0, 0); }
  40%, 60% { transform: translate3d(4px, 0, 0); }
}

.auth-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background-color: var(--admin-primary-light);
  color: var(--admin-primary);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 999px;
  margin-bottom: 16px;
}

.auth-title {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 700;
  color: var(--admin-primary-dark);
  margin-bottom: 6px;
}

.auth-subtitle {
  font-size: 14px;
  color: var(--admin-text-muted);
  margin-bottom: 24px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  text-align: left;
}

.input-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--admin-text-secondary);
  margin-bottom: 6px;
}

.input-field {
  width: 100%;
  padding: 10px 14px;
  font-size: 15px;
  font-family: inherit;
  color: var(--admin-text-main);
  background-color: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: 8px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.input-field:focus {
  border-color: var(--admin-primary);
  box-shadow: 0 0 0 3px rgba(23, 59, 43, 0.15);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
  user-select: none;
  text-decoration: none;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--admin-primary);
  color: #FFFFFF;
}

.btn-primary:hover {
  background-color: var(--admin-primary-dark);
}

.btn-secondary {
  background-color: var(--admin-surface);
  color: var(--admin-text-secondary);
  border-color: var(--admin-border);
}

.btn-secondary:hover {
  background-color: var(--admin-surface-subtle);
  border-color: var(--admin-border-dark);
}

.btn-accent {
  background-color: var(--admin-accent);
  color: #FFFFFF;
}

.btn-accent:hover {
  background-color: var(--admin-accent-dark);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
}

.btn-block {
  width: 100%;
}

.auth-feedback {
  font-size: 13px;
  color: var(--admin-error);
  margin-top: 4px;
  display: none;
}

.auth-feedback.is-visible {
  display: block;
}

/* ==========================================================================
   ADMIN LAYOUT & HEADER
   ========================================================================== */
.admin-shell {
  max-width: 1360px;
  margin: 0 auto;
  padding: 16px 24px 60px;
}

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background-color: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: 12px;
  margin-bottom: 24px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.brand-meta {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-icon-box {
  width: 44px;
  height: 44px;
  background-color: var(--admin-primary-light);
  color: var(--admin-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  border: 1px solid var(--admin-border-dark);
}

.brand-text h1 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--admin-primary-dark);
  line-height: 1.2;
}

.brand-text p {
  font-size: 12px;
  color: var(--admin-text-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  background-color: var(--admin-success-bg);
  color: var(--admin-success);
  border: 1px solid var(--admin-success-border);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
  box-shadow: 0 0 0 2px rgba(21, 128, 61, 0.2);
}

/* ==========================================================================
   KPI BENTO MATRIX
   ========================================================================== */
.kpi-matrix {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.kpi-card {
  background-color: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
  position: relative;
  overflow: hidden;
}

.kpi-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background-color: var(--admin-primary);
}

.kpi-card.accent-card::before {
  background-color: var(--admin-accent);
}

.kpi-card.whatsapp-card::before {
  background-color: var(--admin-whatsapp);
}

.kpi-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.kpi-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--admin-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.kpi-icon {
  font-size: 18px;
}

.kpi-value {
  font-size: 32px;
  font-weight: 800;
  color: var(--admin-primary-dark);
  line-height: 1.1;
  font-feature-settings: "tnum";
  margin-bottom: 6px;
}

.kpi-subtext {
  font-size: 12px;
  color: var(--admin-text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ==========================================================================
   TABS NAVIGATION
   ========================================================================== */
.admin-nav-tabs {
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid var(--admin-border);
  margin-bottom: 24px;
  overflow-x: auto;
  scrollbar-width: none;
}

.nav-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--admin-text-secondary);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.nav-tab-btn:hover {
  color: var(--admin-primary);
}

.nav-tab-btn.is-active {
  color: var(--admin-primary);
  border-bottom-color: var(--admin-primary);
}

.tab-pane {
  display: none;
}

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

/* ==========================================================================
   CARD SECTIONS & PANELS
   ========================================================================== */
.panel-card {
  background-color: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--admin-border-subtle);
  padding-bottom: 14px;
  margin-bottom: 20px;
}

.panel-title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--admin-primary-dark);
}

.panel-desc {
  font-size: 13px;
  color: var(--admin-text-muted);
  margin-top: 2px;
}

/* ==========================================================================
   PRICING & PRODUCT GRID
   ========================================================================== */
.product-config-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 20px;
  margin-bottom: 20px;
}

.product-config-box {
  background-color: var(--admin-bg);
  border: 1px solid var(--admin-border);
  border-radius: 10px;
  padding: 20px;
}

.product-config-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.product-config-thumb {
  width: 60px;
  height: 60px;
  border-radius: 8px;
  object-fit: cover;
  border: 1px solid var(--admin-border);
}

.price-tier-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.tier-label {
  width: 140px;
  font-size: 13px;
  font-weight: 600;
  color: var(--admin-text-secondary);
}

.currency-input-wrap {
  position: relative;
  flex: 1;
}

.currency-prefix {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-weight: 700;
  color: var(--admin-text-muted);
  font-size: 14px;
}

.currency-input-wrap .input-field {
  padding-left: 26px;
  font-feature-settings: "tnum";
  font-weight: 600;
}

/* ==========================================================================
   IMAGE UPLOADER & PREVIEW
   ========================================================================== */
.upload-dropzone {
  border: 2px dashed var(--admin-border-dark);
  background-color: var(--admin-surface-subtle);
  border-radius: 12px;
  padding: 36px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
  margin-bottom: 24px;
}

.upload-dropzone:hover, .upload-dropzone.dragover {
  border-color: var(--admin-primary);
  background-color: var(--admin-primary-light);
}

.upload-icon {
  font-size: 32px;
  color: var(--admin-primary);
  margin-bottom: 10px;
}

.upload-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--admin-primary-dark);
  margin-bottom: 4px;
}

.upload-hint {
  font-size: 12px;
  color: var(--admin-text-muted);
}

.image-slots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.image-slot-card {
  border: 1px solid var(--admin-border);
  border-radius: 10px;
  background-color: var(--admin-surface);
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
}

.slot-preview-wrap {
  width: 100%;
  height: 180px;
  background-color: var(--admin-surface-subtle);
  position: relative;
  overflow: hidden;
}

.slot-preview-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slot-body {
  padding: 16px;
}

.slot-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--admin-primary-dark);
  margin-bottom: 4px;
}

.slot-desc {
  font-size: 12px;
  color: var(--admin-text-muted);
  margin-bottom: 14px;
}

/* ==========================================================================
   METRICS TABLE & ACTIVITY
   ========================================================================== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  text-align: left;
}

.admin-table th {
  padding: 10px 14px;
  background-color: var(--admin-surface-subtle);
  color: var(--admin-text-secondary);
  font-weight: 600;
  border-bottom: 1px solid var(--admin-border);
}

.admin-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--admin-border-subtle);
  color: var(--admin-text-main);
}

.admin-table tr:hover td {
  background-color: var(--admin-bg);
}

/* ==========================================================================
   TOAST NOTIFICATION
   ========================================================================== */
.admin-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background-color: var(--admin-primary-dark);
  color: #FFFFFF;
  padding: 12px 20px;
  border-radius: 8px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
  z-index: 10000;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.admin-toast.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.admin-toast.is-success {
  background-color: var(--admin-primary-dark);
  border-left: 4px solid var(--admin-whatsapp);
}

.admin-toast.is-error {
  background-color: var(--admin-error);
}

@media (max-width: 768px) {
  .admin-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }
  .header-actions {
    width: 100%;
    justify-content: space-between;
  }
  .price-tier-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .tier-label {
    width: 100%;
  }
}