/* ==========================================
   HypeHere - Component Styles
   Buttons, Cards, Forms, Badges, etc.
   ========================================== */

/* ===== Buttons (Mobile-Optimized) ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);  /* Responsive: scales with screen size */
  min-height: 2.75rem;                       /* 44px minimum touch target for mobile */
  font-size: var(--font-size-base);          /* Scales 14px(mobile) to 18px(desktop) */
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-normal);
  text-align: center;
  text-decoration: none;
  border-radius: var(--radius-md);           /* Responsive radius */
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
  outline: none;
  white-space: nowrap;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0.1); /* Mobile touch feedback */
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background-color: var(--color-primary);
  color: white;
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-dark);
  text-decoration: none;
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: white;
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-secondary-dark);
  text-decoration: none;
}

.btn-outline {
  background-color: transparent;
  border: 0.125rem solid var(--color-primary);  /* 2px → responsive */
  color: var(--color-primary);
}

.btn-outline:hover:not(:disabled) {
  background-color: var(--color-primary);
  color: white;
  text-decoration: none;
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-text);
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--color-bg-secondary);
  text-decoration: none;
}

.btn-sm {
  padding: var(--space-xs) var(--space-md);
  font-size: var(--font-size-sm);
}

.btn-lg {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-size-lg);
}

.btn-block {
  width: 100%;
}

/* ===== Cards ===== */
.card {
  width: 100%;
  max-width: 100%;
  background-color: var(--color-bg);
  border-radius: var(--radius-lg);
  box-shadow: none;
  border: none;
  overflow: hidden;
  transition: box-shadow var(--transition-fast);
}

.card:hover {
  box-shadow: none;
}

.card-header {
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.card-body {
  padding: var(--space-lg);
}

.card-footer {
  padding: var(--space-lg);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg-secondary);
}

/* Profile Update - Compact Spacing (50% reduction) */
.profile-update-compact .card-body {
  padding: 0.75rem;  /* 50% of 1.5rem */
}

.profile-update-compact .form-group {
  margin-bottom: 0.75rem;  /* 50% of 1.5rem */
}

.profile-update-compact .alert {
  margin-bottom: 0.5rem;  /* 50% of 1rem */
}

.profile-update-compact .btn-group {
  margin-top: 0.75rem;  /* 50% of 1.5rem */
}

/* ===== Form Elements ===== */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.form-control {
  display: block;
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-control:disabled {
  background-color: var(--color-bg-tertiary);
  cursor: not-allowed;
  opacity: 0.6;
}

/* iOS Safari: .form-control 자동 확대 방지 */
@supports (-webkit-touch-callout: none) {
  .form-control {
    font-size: max(16px, var(--font-size-base)) !important;
  }
}

.form-control.is-invalid {
  border-color: var(--color-error);
}

.form-control.is-valid {
  border-color: var(--color-success);
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

.form-text {
  display: block;
  margin-top: var(--space-xs);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.form-error {
  display: block;
  margin-top: var(--space-xs);
  font-size: var(--font-size-sm);
  color: var(--color-error);
}

.form-success {
  display: block;
  margin-top: var(--space-xs);
  font-size: var(--font-size-sm);
  color: var(--color-success);
}

/* ===== Checkbox & Radio ===== */
.form-check {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.form-check-input {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.form-check-label {
  cursor: pointer;
  user-select: none;
}

/* ===== Badges ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.badge-primary {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.badge-secondary {
  background-color: var(--color-secondary-light);
  color: var(--color-secondary-dark);
}

.badge-accent {
  background-color: var(--color-accent-light);
  color: var(--color-accent-dark);
}

.badge-success {
  background-color: var(--color-success-light);
  color: var(--color-success-dark);
}

.badge-error {
  background-color: var(--color-error-light);
  color: var(--color-error-dark);
}

.badge-outline {
  background-color: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

/* ===== Avatars (Responsive) ===== */
.avatar {
  display: inline-block;
  width: 2.5rem;                              /* 40px base → scales 35px(mobile) to 45px(desktop) */
  height: 2.5rem;
  border-radius: var(--radius-full);
  overflow: hidden;
  background-color: var(--color-bg-tertiary);
  flex-shrink: 0;                             /* Prevent shrinking in flex containers */
}

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

.avatar svg {
  width: 100%;
  height: 100%;
  display: block;
}

.avatar-sm {
  width: 2rem;                                /* 32px base → scales 28px(mobile) to 36px(desktop) */
  height: 2rem;
}

.avatar-lg {
  width: 3.5rem;                              /* 56px base → scales 49px(mobile) to 63px(desktop) */
  height: 3.5rem;
}

.avatar-xl {
  width: 5rem;                                /* 80px base → scales 70px(mobile) to 90px(desktop) */
  height: 5rem;
}

/* ===== Alerts ===== */
.alert {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.alert-success {
  background-color: var(--color-success-light);
  color: var(--color-success-dark);
  border: 1px solid var(--color-success);
}

.alert-error {
  background-color: var(--color-error-light);
  color: var(--color-error-dark);
  border: 1px solid var(--color-error);
}

.alert-warning {
  background-color: var(--color-warning-light);
  color: var(--color-warning-dark);
  border: 1px solid var(--color-warning);
}

.alert-info {
  background-color: var(--color-info-light);
  color: var(--color-info-dark);
  border: 1px solid var(--color-info);
}

/* ===== Dropdown ===== */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-toggle {
  cursor: pointer;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  z-index: var(--z-dropdown);
  display: none;
  min-width: 200px;
  margin-top: var(--space-sm);
  padding: var(--space-sm) 0;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.dropdown-menu.show {
  display: block;
}

.dropdown-item {
  display: block;
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  color: var(--color-text);
  text-decoration: none;
  transition: background-color var(--transition-fast);
  border: none;
  background: none;
  text-align: left;
  cursor: pointer;
}

.dropdown-item:hover {
  background-color: var(--color-bg-secondary);
  text-decoration: none;
}

.dropdown-divider {
  height: 1px;
  margin: var(--space-sm) 0;
  background-color: var(--color-border);
}

/* ===== Modal ===== */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  z-index: var(--z-modal);
  display: none;
  width: 100%;
  height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  padding: var(--space-lg);
}

.modal.show {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  z-index: var(--z-modal-backdrop);
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
}

.modal-dialog {
  position: relative;
  width: 100%;
  max-width: 500px;
  background-color: var(--color-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  z-index: var(--z-modal);
}

.modal-header {
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin: 0;
}

.modal-close {
  padding: var(--space-sm);
  font-size: var(--font-size-2xl);
  line-height: 1;
  color: var(--color-text-light);
  background: none;
  border: none;
  cursor: pointer;
}

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

.modal-body {
  padding: var(--space-lg);
}

.modal-footer {
  padding: var(--space-lg);
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: var(--space-sm);
  justify-content: flex-end;
}

/* ===== Loading Spinner ===== */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 0.8s linear infinite;
}

.spinner-primary {
  border-color: rgba(79, 70, 229, 0.3);
  border-top-color: var(--color-primary);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ===== Country Selector Component ===== */
.country-selector {
  position: relative;
  width: 100%;
}

.country-selector-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  text-align: left;
  cursor: pointer;
  user-select: none;
}

.country-selector-value {
  flex: 1;
  color: var(--color-text-light);
}

.country-selector-value.has-value {
  color: var(--color-text);
}

.country-selector-arrow {
  margin-left: var(--space-sm);
  color: var(--color-text-light);
  font-size: 0.75rem;
  transition: transform var(--transition-fast);
}

/* Dropdown Container */
.country-dropdown {
  position: absolute;
  top: calc(100% + var(--space-xs));
  left: 0;
  width: 100%;
  max-height: 320px;
  min-height: 0;  /* Allow flex children to shrink below content size */
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-popover);  /* 1060 - Above modals */
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.country-dropdown[hidden] {
  display: none;
}

/* Dropdown Header (Mobile only) */
.country-dropdown-header {
  display: none;
  flex-shrink: 0;  /* Prevent header from shrinking */
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-bg-secondary);
}

.country-dropdown-title {
  margin: 0;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.country-dropdown-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-text-light);
  cursor: pointer;
  padding: 0;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.country-dropdown-close:hover {
  background-color: var(--color-bg-hover);
}

/* Search Input */
.country-search-wrapper {
  flex-shrink: 0;  /* Prevent search wrapper from shrinking */
  padding: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-bg);
}

.country-search {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--font-size-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.country-search:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

/* Country List */
.country-list {
  flex: 1;
  min-height: 0;  /* Critical: Allow scrolling within flex container */
  margin: 0;
  padding: var(--space-xs) 0;
  list-style: none;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  background-color: var(--color-bg);  /* Explicit white background for better contrast */
}

.country-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  min-height: 2.75rem; /* 44px touch target */
}

.country-option:hover {
  background-color: var(--color-bg-hover);
}

.country-option.focused {
  background-color: var(--color-bg-secondary);
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
}

.country-option[aria-selected="true"] {
  background-color: rgba(79, 70, 229, 0.1);
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}

.country-name-kr {
  font-size: var(--font-size-base);
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
}

.country-name-en {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-left: var(--space-sm);
}

.country-empty {
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
}

/* Mobile Styles (< 768px) */
@media (max-width: 767px) {
  .country-dropdown-mobile {
    position: fixed;
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    max-height: 80vh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    animation: slideUp 0.3s ease-out;
    transition: transform 0.2s ease-out, opacity 0.2s ease-out;
  }

  .country-dropdown-mobile .country-dropdown-header {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
  }

  .country-dropdown-mobile .country-dropdown-header::before {
    content: '';
    position: absolute;
    top: var(--space-sm);
    left: 50%;
    transform: translateX(-50%);
    width: 2.5rem;
    height: 0.25rem;
    background-color: var(--color-border);
    border-radius: var(--radius-full);
  }

  /* Swipe gesture support - mobile only */
  .country-dropdown-mobile .country-dropdown-header {
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
    touch-action: pan-y;
  }

  .country-dropdown-mobile .country-dropdown-header:active {
    cursor: grabbing;
  }

  /* Backdrop overlay - mobile only */
  .country-dropdown-mobile::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: -1;
    animation: fadeIn 0.3s ease-out;
  }
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* =====================================
   Gender Selector Component
   ===================================== */

/* Gender Selector Container */
.gender-selector {
    position: relative;
    width: 100%;
}

/* Toggle Button */
.gender-selector-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm) var(--space-md);
    background-color: #ffffff;
    background-color: var(--color-bg-primary, #ffffff);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-speed);
    text-align: left;
}

.gender-selector-toggle:hover {
    border-color: var(--color-primary);
}

.gender-selector-toggle:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.1);
}

.gender-selector-value {
    flex: 1;
    color: var(--color-text-primary);
    font-size: var(--font-size-base);
}

.gender-selector-arrow {
    margin-left: var(--space-sm);
    color: var(--color-text-secondary);
    transition: transform var(--transition-speed);
    font-size: 0.875rem;
}

/* Dropdown Container */
.gender-dropdown {
    position: absolute;
    top: calc(100% + var(--space-xs));
    left: 0;
    right: 0;
    background-color: #ffffff;
    background-color: var(--color-bg-primary, #ffffff);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    max-height: 300px;
    overflow-y: auto;
    animation: fadeIn 0.2s ease-out;
}

/* Mobile Bottom Sheet */
@media (max-width: 767px) {
    .gender-dropdown-mobile {
        position: fixed;
        top: auto;
        bottom: 0;
        left: 0;
        right: 0;
        max-height: 70vh;
        border-radius: var(--border-radius) var(--border-radius) 0 0;
        animation: slideUp 0.3s ease-out;
    }
}

/* Dropdown Header (Mobile Only) */
.gender-dropdown-header {
    display: none;
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-border);
    align-items: center;
    justify-content: space-between;
}

@media (max-width: 767px) {
    .gender-dropdown-header {
        display: flex;
    }
}

.gender-dropdown-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0;
}

.gender-dropdown-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-speed);
}

.gender-dropdown-close:hover {
    color: var(--color-text-primary);
}

/* Gender List */
.gender-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

/* Gender Option */
.gender-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm) var(--space-md);
    cursor: pointer;
    transition: background-color var(--transition-speed);
}

.gender-option:hover,
.gender-option.focused {
    background-color: var(--color-bg-secondary);
}

.gender-option[aria-selected="true"] {
    background-color: rgba(var(--color-primary-rgb), 0.1);
}

.gender-label {
    flex: 1;
    color: var(--color-text-primary);
    font-size: var(--font-size-base);
}

.gender-check {
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
    margin-left: var(--space-sm);
}

/* Mobile Optimizations */
@media (max-width: 767px) {
    .gender-option {
        padding: var(--space-md);
        min-height: 48px; /* Touch-friendly target */
    }

    .gender-label {
        font-size: var(--font-size-md);
    }
}

/* =================================================================
   Password Validation UI Components
   ================================================================= */

/* Toast Notification Container */
#toast-container {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    pointer-events: none;
}

.toast {
    background: #d32f2f;
    color: white;
    padding: 12px 24px;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    margin-bottom: 10px;
    opacity: 0;
    animation: fadeIn 0.2s forwards, fadeOut 0.5s 0.5s forwards;
    pointer-events: auto;
    font-size: 14px;
    max-width: 90%;
    text-align: center;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

/* Password Strength Container */
.password-strength-container {
    margin-top: 8px;
    margin-bottom: 8px;
}

.password-strength-bar {
    height: 4px;
    background: #e0e0e0;
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 4px;
}

.password-strength-fill {
    height: 100%;
    transition: width 0.3s ease, background-color 0.3s ease;
    border-radius: 2px;
}

.password-strength-fill.weak {
    background: #d32f2f;
    width: 33%;
}

.password-strength-fill.medium {
    background: #ff9800;
    width: 66%;
}

.password-strength-fill.strong {
    background: #43a047;
    width: 100%;
}

.password-strength-text {
    font-size: 12px;
    font-weight: 500;
}

.password-strength-text.weak {
    color: #d32f2f;
}

.password-strength-text.medium {
    color: #ff9800;
}

.password-strength-text.strong {
    color: #43a047;
}

/* Password Checklist */
.password-checklist {
    list-style: none;
    padding: 0;
    margin: 8px 0;
}

.password-checklist li {
    color: #999;
    font-size: 12px;
    margin: 4px 0;
    transition: color 0.2s ease;
    display: flex;
    align-items: center;
}

.password-checklist li.valid {
    color: #43a047;
}

.password-checklist li .check-icon {
    display: inline-block;
    min-width: 16px;
    margin-right: 6px;
    font-weight: bold;
}

.password-checklist li.valid .check-icon {
    color: #43a047;
}

.password-checklist li:not(.valid) .check-icon {
    color: #999;
}

/* ===== Post Image Upload & Preview ===== */
.image-upload-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

/* Compact icon button for image upload (Twitter-style) */
.image-upload-btn-icon {
    position: relative;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    padding: 0;
    flex-shrink: 0;
}

.image-upload-btn-icon:hover {
    background-color: var(--color-bg-secondary);
    border-color: var(--color-primary);
}

.image-upload-btn-icon:active {
    transform: scale(0.95);
}

.image-upload-btn-icon:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.image-upload-btn-icon svg {
    color: var(--color-text-light);
    transition: color var(--transition-fast);
}

.image-upload-btn-icon:hover svg {
    color: var(--color-primary);
}

/* Image count badge (shows when images are selected) */
.image-count-badge {
    position: absolute;
    top: -6px;
    right: -6px;
    background-color: var(--color-primary);
    color: white;
    font-size: 10px;
    font-weight: 600;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid white;
}

.image-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

.image-preview-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    overflow: hidden;
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-light);
}

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

.image-preview-remove {
    position: absolute;
    top: 4px;
    right: 4px;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color var(--transition-fast);
    padding: 0;
}

.image-preview-remove:hover {
    background-color: rgba(255, 0, 0, 0.8);
}

.image-preview-remove svg {
    width: 14px;
    height: 14px;
}

/* Mobile Responsiveness */
@media (max-width: 767px) {
    .toast {
        font-size: 13px;
        padding: 10px 20px;
        max-width: 95%;
    }

    .password-checklist {
        font-size: 11px;
    }

    .password-strength-text {
        font-size: 11px;
    }

    .image-preview-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }
}