/* ==========================================================================
   ROOT VARIABLES
   ========================================================================== */
:root {
  --admin-primary: #18492c;
  --admin-primary-light: #2f7a4d;
  --admin-primary-dark: #0f301d;
  --admin-bg-gradient: linear-gradient(135deg, rgba(24, 73, 44, 0.93) 0%, rgba(10, 32, 19, 0.97) 100%);
  --admin-text-main: #111111;
  --admin-text-muted: #555555;
  --admin-text-light: #777777;
  --admin-border-color: #e2e8f0;
  --admin-border-focus: #18492c;
  --admin-error-bg: #fdf2f2;
  --admin-error-border: #f8b4b4;
  --admin-error-text: #9b1c1c;
  --admin-success-bg: #f0fdf4;
  --admin-success-border: #bbf7d0;
  --admin-success-text: #15803d;
  --admin-card-bg: rgba(255, 255, 255, 0.95);
  --admin-card-border: rgba(255, 255, 255, 0.6);
  --admin-shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
  --admin-shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.15), 0 0 80px rgba(24, 73, 44, 0.08);
  --admin-font-family: 'Poppins', sans-serif;
  --admin-btn-gradient: linear-gradient(135deg, #18492c 0%, #2f7a4d 100%);
}

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

body.admin-page {
  font-family: var(--admin-font-family);
  color: var(--admin-text-main);
  background-color: var(--admin-primary-dark);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow-x: hidden;
  position: relative;
}

/* ==========================================================================
   PAGE LAYOUT
   ========================================================================== */
.admin-container {
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 40px 20px;
  position: relative;
  z-index: 5;
}

/* ==========================================================================
   BACKGROUND
   ========================================================================== */
.admin-background-overlay {
  position: fixed;
  inset: 0;
  background-image: var(--admin-bg-gradient), url('assets/images/HOME\ 3.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  filter: none;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 1;
}

/* ==========================================================================
   ADMIN CARD
   ========================================================================== */
.admin-card {
  background: var(--admin-card-bg);
  border: 1px solid var(--admin-card-border);
  border-radius: 24px;
  width: 420px;
  max-width: 90%;
  padding: 40px;
  box-shadow: var(--admin-shadow-lg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  text-align: center;
  z-index: 10;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  will-change: transform, box-shadow;
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.admin-header {
  margin-bottom: 28px;
}

.admin-logo-wrapper {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 12px;
}

.admin-logo-img {
  width: auto;
  height: 60px;
  object-fit: contain;
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.04));
}

.admin-logo-text {
  font-size: 14px;
  font-weight: 700;
  color: var(--admin-primary);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.admin-title {
  font-size: 26px;
  font-weight: 600;
  color: var(--admin-text-main);
  letter-spacing: -0.5px;
  margin-bottom: 6px;
}

.admin-subtitle {
  font-size: 13.5px;
  color: var(--admin-text-muted);
  line-height: 1.4;
}

/* ==========================================================================
   FORM
   ========================================================================== */
.admin-form {
  display: block;
}

.admin-form-group {
  margin-bottom: 20px;
  text-align: left;
  position: relative;
}

/* ==========================================================================
   INPUTS
   ========================================================================== */
.admin-label {
  display: block;
  font-size: 13px;
  font-weight: 550;
  color: var(--admin-text-main);
  margin-bottom: 8px;
  user-select: none;
}

.admin-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.admin-field-icon {
  position: absolute;
  left: 16px;
  color: var(--admin-text-light);
  font-size: 16px;
  pointer-events: none;
  transition: color 0.25s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.admin-input {
  width: 100%;
  padding: 13px 16px 13px 46px;
  font-family: var(--admin-font-family);
  font-size: 14px;
  color: var(--admin-text-main);
  background-color: #ffffff;
  border: 1.5px solid var(--admin-border-color);
  border-radius: 12px;
  outline: none;
  transition: all 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.admin-input::placeholder {
  color: #a0aec0;
  font-weight: 400;
}

.admin-input:focus {
  border-color: var(--admin-border-focus);
  box-shadow: 0 0 0 3.5px rgba(24, 73, 44, 0.08);
}

.admin-input:focus + .admin-field-icon {
  color: var(--admin-primary);
}

/* Special styling for password toggle button container offset */
.admin-input-wrapper .admin-input[type="password"],
.admin-input-wrapper .admin-input[type="text"] {
  padding-right: 46px;
}

.admin-toggle-password {
  position: absolute;
  right: 16px;
  background: none;
  border: none;
  outline: none;
  color: var(--admin-text-light);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: color 0.25s ease;
  z-index: 10;
}

.admin-toggle-password:hover {
  color: var(--admin-primary);
}

/* Options row style */
.admin-options-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  font-size: 13px;
  user-select: none;
}

.admin-checkbox-label {
  display: flex;
  align-items: center;
  cursor: pointer;
  position: relative;
}

.admin-checkbox {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.admin-checkbox-custom {
  position: relative;
  display: inline-block;
  height: 18px;
  width: 18px;
  background-color: #ffffff;
  border: 1.5px solid var(--admin-border-color);
  border-radius: 5px;
  margin-right: 8px;
  transition: all 0.2s ease;
}

.admin-checkbox-custom::after {
  content: "";
  position: absolute;
  display: none;
  left: 5px;
  top: 1.5px;
  width: 5px;
  height: 9px;
  border: solid #ffffff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.admin-checkbox:checked ~ .admin-checkbox-custom {
  background-color: var(--admin-primary);
  border-color: var(--admin-primary);
}

.admin-checkbox:checked ~ .admin-checkbox-custom::after {
  display: block;
}

.admin-checkbox-text {
  color: var(--admin-text-muted);
  font-weight: 500;
}

.admin-forgot-link {
  color: var(--admin-primary);
  text-decoration: none;
  font-weight: 550;
  transition: color 0.2s ease;
}

.admin-forgot-link:hover {
  color: var(--admin-primary-light);
  text-decoration: underline;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.admin-btn {
  width: 100%;
  padding: 13px 20px;
  font-family: var(--admin-font-family);
  font-size: 15px;
  font-weight: 600;
  color: #ffffff;
  background: var(--admin-btn-gradient);
  border: none;
  border-radius: 12px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 8px 18px rgba(24, 73, 44, 0.2);
  transition: all 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
  will-change: transform, box-shadow;
}

.admin-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(24, 73, 44, 0.3);
}

.admin-btn:active {
  transform: translateY(0);
  box-shadow: 0 6px 14px rgba(24, 73, 44, 0.15);
}

.admin-btn:disabled {
  background: #a0aec0;
  box-shadow: none;
  cursor: not-allowed;
  transform: none;
}

.admin-btn-icon-wrapper {
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Spinner loading indicator */
.admin-spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2.5px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #ffffff;
  animation: admin-spin 0.8s linear infinite;
}

/* ==========================================================================
   ALERTS & VALIDATIONS
   ========================================================================== */
.admin-banner {
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 13px;
  line-height: 1.4;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  animation: admin-fade-in 0.3s ease-out;
  text-align: left;
}

.admin-success-banner {
  background-color: var(--admin-success-bg);
  border: 1px solid var(--admin-success-border);
  color: var(--admin-success-text);
}

.admin-error-banner {
  background-color: var(--admin-error-bg);
  border: 1px solid var(--admin-error-border);
  color: var(--admin-error-text);
}

.admin-banner-icon {
  font-size: 16px;
  flex-shrink: 0;
}

.admin-banner-text {
  font-weight: 500;
}

.admin-error-message {
  color: var(--admin-error-text);
  font-size: 12px;
  font-weight: 500;
  margin-top: 6px;
  display: none;
  animation: admin-fade-in 0.2s ease-out;
}

/* ==========================================================================
   FOOTER AREA
   ========================================================================== */
.admin-divider-container {
  display: flex;
  align-items: center;
  margin: 24px 0;
  user-select: none;
}

.admin-divider-line {
  flex-grow: 1;
  height: 1px;
  background-color: rgba(0, 0, 0, 0.08);
}

.admin-divider-text {
  font-size: 13px;
  color: var(--admin-text-light);
  margin: 0 16px;
  font-weight: 400;
}

.admin-security-section {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  text-align: left;
  user-select: none;
}

.admin-security-badge {
  background-color: #f0fdf4;
  color: #16a34a;
  border-radius: 50%;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.admin-security-content {
  display: flex;
  flex-direction: column;
}

.admin-security-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--admin-text-main);
}

.admin-security-subtitle {
  font-size: 11px;
  color: var(--admin-text-light);
}

.back-to-site-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--admin-primary);
  background-color: #f0fdf4;
  border: 1.5px solid rgba(24, 73, 44, 0.18);
  border-radius: 12px;
  padding: 12px 24px;
  font-family: var(--admin-font-family);
  font-size: 14.5px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
  width: 100%;
  box-sizing: border-box;
}

.back-to-site-btn:hover {
  background-color: var(--admin-primary);
  color: #ffffff;
  border-color: var(--admin-primary);
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(24, 73, 44, 0.15);
}

.back-to-site-btn:active {
  transform: translateY(0);
  box-shadow: none;
}

.admin-footer {
  margin-top: 24px;
  text-align: center;
  z-index: 10;
  user-select: none;
}

.admin-footer p {
  font-size: 11.5px;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.2px;
}

.admin-footer-brand {
  font-weight: 600;
  color: #ffffff;
}

/* ==========================================================================
   ANIMATIONS
   ========================================================================== */
@keyframes admin-spin {
  to { transform: rotate(360deg); }
}

@keyframes admin-fade-in {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================================================
   UTILITIES
   ========================================================================== */
.admin-input-error {
  border-color: #fc8181 !important;
}

.admin-input-error:focus {
  box-shadow: 0 0 0 3.5px rgba(220, 38, 38, 0.08) !important;
}

/* Hide browser default password reveal and clear buttons (prevent duplicate eye icons in Microsoft Edge) */
.admin-input::-ms-reveal,
.admin-input::-ms-clear {
  display: none;
}