/**
 * Koinonikos Multi-Step Donations CSS
 * Matches React design system exactly - All colors in HSL
 */

/* CSS Variables - Matching React design system */
:root {
    /* Base colors - HSL format */
    --kms-background: 250, 50%, 98%;
    --kms-foreground: 222, 47%, 11%;
    
    --kms-card: 0, 0%, 100%;
    --kms-card-foreground: 222, 47%, 11%;
    
    --kms-primary: 215, 51%, 56%;
    --kms-primary-foreground: 0, 0%, 100%;
    --kms-primary-glow: 215, 51%, 66%;
    --kms-primary-navy: 215, 60%, 34%;
    
    --kms-success: 123, 39%, 57%;
    --kms-success-foreground: 0, 0%, 100%;
    
    --kms-muted: 220, 14%, 96%;
    --kms-muted-foreground: 220, 9%, 46%;
    
    --kms-border: 220, 13%, 91%;
    --kms-input: 220, 13%, 91%;
    
    --kms-warning: 38, 92%, 50%;
    --kms-warning-foreground: 48, 96%, 89%;
    
    /* Custom input background */
    --kms-custom-input-bg: 248, 80%, 98%;
    
    /* Gradients */
    --kms-gradient-primary: linear-gradient(135deg, hsl(215, 51%, 56%), hsl(215, 51%, 66%));
    --kms-gradient-subtle: linear-gradient(180deg, hsl(250, 50%, 98%), hsl(220, 20%, 96%));
    
    /* Shadows */
    --kms-shadow-elegant: 0 10px 30px -10px hsla(215, 51%, 56%, 0.3);
    --kms-shadow-card: 0 1px 3px 0 hsla(220, 13%, 46%, 0.1), 0 1px 2px -1px hsla(220, 13%, 46%, 0.1);
    
    /* Animations */
    --kms-transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    --kms-radius: 1rem;
}

/* Main Container */
.koinonikos-multistep-container {
    max-width: 850px;
    margin: 40px auto;
    padding: 0 20px;
    opacity: 0;
    animation: fadeIn 0.5s ease-in-out 0.1s forwards;
}

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

.kms-form-card {
    background: hsl(var(--kms-card));
    border-radius: calc(var(--kms-radius) * 1.5);
    box-shadow: var(--kms-shadow-card);
    padding: 40px;
    border: 1px solid hsl(var(--kms-border));
    margin-top: 32px;
}

/* Fundraising Goal Section */
.kms-fundraising-goal {
    margin-bottom: 48px;
    padding: 24px;
    background: hsl(var(--kms-card));
    border-radius: var(--kms-radius);
    border: 1px solid hsl(var(--kms-border));
    box-shadow: var(--kms-shadow-card);
}

.kms-goal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 12px;
}

.kms-goal-amount {
    font-size: 20px;
    font-weight: 700;
    color: hsl(var(--kms-foreground));
}

.kms-goal-percentage {
    font-size: 16px;
    font-weight: 600;
    color: hsl(var(--kms-muted-foreground));
}

.kms-goal-target {
    font-size: 14px;
    color: hsl(var(--kms-muted-foreground));
}

.kms-progress-bar {
    height: 12px;
    background: hsl(var(--kms-muted));
    border-radius: 999px;
    overflow: hidden;
    position: relative;
}

.kms-progress-fill {
    height: 100%;
    background: hsl(var(--kms-progress-bar));
    border-radius: 999px;
    transition: width 1s ease-in-out;
    position: relative;
    overflow: hidden;
}

.kms-progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Progress Steps */
.kms-progress-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 32px;
    position: relative;
    gap: 0;
}

.kms-step {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 0 0 auto;
    position: relative;
    z-index: 2;
}

.kms-step-indicator {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: hsl(var(--kms-card));
    border: 2px solid hsl(var(--kms-border));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    color: hsl(var(--kms-muted-foreground));
    transition: var(--kms-transition-smooth);
    position: relative;
    flex-shrink: 0;
    line-height: 1;
}

.kms-step-number {
    display: block;
    font-size: 18px;
}

.kms-step-icon {
    display: none;
    font-size: 20px;
    line-height: 1;
}

/* Always show icons for steps 2 and 3 */
.kms-step[data-step="2"] .kms-step-number,
.kms-step[data-step="3"] .kms-step-number {
    display: none;
}

.kms-step[data-step="2"] .kms-step-icon,
.kms-step[data-step="3"] .kms-step-icon {
    display: block;
}

.kms-step.active .kms-step-indicator {
    background: hsl(var(--kms-primary));
    border-color: hsl(var(--kms-primary));
    color: white;
    box-shadow: 0 0 0 4px hsla(var(--kms-primary), 0.1);
}

.kms-step.active .kms-step-number {
    display: none;
}

.kms-step.active .kms-step-icon {
    display: block;
}

.kms-step.completed .kms-step-indicator {
    background: hsl(var(--kms-success));
    border-color: hsl(var(--kms-success));
    color: white;
}

/* Keep showing the original icon/currency for completed steps - no checkmark */
.kms-step.completed .kms-step-number {
    display: none;
}

.kms-step.completed .kms-step-icon {
    display: block;
}

/* Ensure currency symbol displays correctly in completed state */
.kms-step.completed .kms-step-icon-currency {
    font-size: 20px;
    font-weight: 700;
}

/* Ensure no checkmark is added to completed step icons */
.kms-step.completed .kms-step-icon::before {
    content: none !important;
}

.kms-step-label {
    font-size: 14px;
    font-weight: 600;
    color: hsl(var(--kms-muted-foreground));
    transition: var(--kms-transition-smooth);
}

.kms-step.active .kms-step-label {
    color: hsl(var(--kms-primary));
    font-weight: 700;
}

.kms-step.completed .kms-step-label {
    color: hsl(var(--kms-success));
}

.kms-step-connector {
    height: 2px;
    background: hsl(var(--kms-border));
    width: 80px;
    margin: 0 16px;
    transition: var(--kms-transition-smooth);
    flex-shrink: 0;
}

.kms-step.completed + .kms-step-connector {
    background: hsl(var(--kms-success));
}

/* Form Steps */
.kms-form-step {
    display: none;
    animation: slideIn 0.3s ease;
}

.kms-form-step.active {
    display: block;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.kms-step-title {
    font-size: 24px;
    font-weight: 700;
    color: hsl(var(--kms-foreground));
    margin-bottom: 32px;
}

/* Layout 1: Compact Buttons */
.kms-layout-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}

.kms-amount-btn {
    padding: 24px 16px;
    font-size: 20px;
    font-weight: 700;
    border: 2px solid hsl(var(--kms-border));
    border-radius: calc(var(--kms-radius) * 0.75);
    background: hsl(var(--kms-card));
    color: hsl(var(--kms-foreground));
    cursor: pointer;
    transition: var(--kms-transition-smooth);
}

.kms-amount-btn:hover {
    border-color: hsl(var(--kms-primary));
    background: hsla(var(--kms-primary), 0.1);
    color: hsl(var(--kms-primary));
    transform: translateY(-1px);
}

.kms-amount-btn.selected {
    background: hsl(var(--kms-primary));
    border-color: hsl(var(--kms-primary));
    color: white;
}

.kms-custom-amount-inline {
    display: flex;
    align-items: center;
    gap: 12px;
}

.kms-custom-amount-inline .kms-input {
    flex: 1;
}

.kms-custom-amount-inline .kms-currency {
    font-size: 16px;
    color: hsl(var(--kms-muted-foreground));
}

/* Layout 2: Two Columns */
.kms-layout-two-columns {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.kms-amount-card {
    padding: 20px;
    border: 2px solid hsl(var(--kms-border));
    border-radius: var(--kms-radius);
    background: hsl(var(--kms-card));
    transition: var(--kms-transition-smooth);
    cursor: pointer;
}

.kms-amount-card:hover {
    border-color: hsla(var(--kms-primary), 0.4);
    box-shadow: 0 4px 12px hsla(var(--kms-primary), 0.15);
    transform: translateY(-2px);
}

.kms-amount-card.selected {
    border-color: hsl(var(--kms-primary));
    background: hsla(var(--kms-primary), 0.05);
}

.kms-amount-card-header {
    margin-bottom: 16px;
}

.kms-amount-label {
    font-size: 14px;
    font-weight: 600;
    color: hsl(var(--kms-foreground));
    margin-bottom: 8px;
}

.kms-amount-tax {
    font-size: 12px;
    color: hsl(var(--kms-muted-foreground));
    display: flex;
    align-items: center;
    gap: 4px;
}

.kms-amount-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.kms-amount-value {
    font-size: 24px;
    font-weight: 700;
    color: hsl(var(--kms-foreground));
}

.kms-amount-select-btn {
    padding: 8px 24px;
    min-width: 100px;
    font-size: 14px;
    font-weight: 600;
    border: 2px solid hsl(var(--kms-border));
    border-radius: calc(var(--kms-radius) * 0.5);
    background: hsl(var(--kms-card));
    color: hsl(var(--kms-foreground));
    cursor: pointer;
    transition: var(--kms-transition-smooth);
}

.kms-amount-select-btn:hover {
    background: hsl(var(--kms-primary));
    border-color: hsl(var(--kms-primary));
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px hsla(var(--kms-primary), 0.3);
}

.kms-amount-card.selected .kms-amount-select-btn {
    background: hsl(var(--kms-primary));
    border-color: hsl(var(--kms-primary));
    color: white;
}

.kms-custom-card {
    grid-column: 1 / -1;
}

.kms-custom-input-wrapper {
    position: relative;
    flex: 1;
    max-width: 150px;
}

.kms-custom-input-wrapper .kms-currency {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    font-weight: 600;
    color: hsl(var(--kms-muted-foreground));
}

.kms-custom-amount-input {
    text-align: right;
    padding-right: 32px;
    font-size: 18px;
    font-weight: 600;
    background: #f8f7fc !important;
}

.kms-card-custom-input {
    background: #f8f7fc !important;
}

.kms-list-custom-input {
    background: #f8f7fc !important;
}

/* Ensure all custom amount inputs have correct background */
input[name="custom_amount"],
#custom_amount {
    background: #f8f7fc !important;
}

/* Layout 3: Visual Cards */
.kms-layout-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.kms-amount-big-card {
    position: relative;
    padding: 32px 24px;
    border: 2px solid hsl(var(--kms-border));
    border-radius: calc(var(--kms-radius) * 1.5);
    background: hsl(var(--kms-card));
    transition: var(--kms-transition-smooth);
    cursor: pointer;
    box-shadow: var(--kms-shadow-card);
}

.kms-amount-big-card:hover {
    border-color: hsla(var(--kms-primary), 0.5);
    box-shadow: 0 8px 24px hsla(var(--kms-primary), 0.2);
    transform: translateY(-2px);
}

.kms-amount-big-card.selected {
    border-color: hsl(var(--kms-primary));
    background: hsla(var(--kms-primary), 0.1);
    box-shadow: var(--kms-shadow-elegant);
}

.kms-amount-big-card.kms-recommended {
    border-color: hsl(var(--kms-success));
    background: hsla(var(--kms-success), 0.05);
}

.kms-recommended-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: hsl(var(--kms-success));
    color: white;
    padding: 4px 16px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    box-shadow: var(--kms-shadow-card);
}

.kms-card-amount {
    font-size: 36px;
    font-weight: 700;
    color: hsl(var(--kms-foreground));
    text-align: center;
    margin-bottom: 8px;
}

.kms-card-custom-label {
    font-size: 20px;
}

.kms-card-label {
    font-size: 12px;
    color: hsl(var(--kms-muted-foreground));
    text-align: center;
    margin-bottom: 20px;
}

.kms-card-tax-box {
    background: hsla(var(--kms-muted), 0.3);
    border-radius: calc(var(--kms-radius) * 0.75);
    padding: 12px;
    text-align: center;
    margin-bottom: 20px;
}

.kms-card-tax-label {
    font-size: 10px;
    color: hsl(var(--kms-muted-foreground));
    margin-bottom: 4px;
}

.kms-card-tax-value {
    font-size: 18px;
    font-weight: 700;
    color: hsl(var(--kms-primary));
}

.kms-card-select-btn {
    width: 100%;
    padding: 12px;
    font-size: 14px;
    font-weight: 600;
    border: 2px solid hsl(var(--kms-border));
    border-radius: calc(var(--kms-radius) * 0.5);
    background: hsl(var(--kms-card));
    color: hsl(var(--kms-foreground));
    cursor: pointer;
    transition: var(--kms-transition-smooth);
}

.kms-card-select-btn:hover {
    background: hsl(var(--kms-primary));
    border-color: hsl(var(--kms-primary));
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px hsla(var(--kms-primary), 0.3);
}

.kms-amount-big-card.selected .kms-card-select-btn {
    background: hsl(var(--kms-primary));
    border-color: hsl(var(--kms-primary));
    color: white;
}

/* Removed checkmark from button */

.kms-custom-big-card {
    grid-column: 1 / -1;
}

.kms-card-custom-input-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 16px;
}

.kms-card-custom-input {
    text-align: center;
    font-size: 24px;
    font-weight: 700;
    max-width: 200px;
    height: 56px;
}

.kms-card-custom-tax {
    text-align: right;
    margin-top: -8px;
    margin-bottom: 16px;
}

/* Layout 4: Vertical List */
.kms-layout-vertical {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}

.kms-amount-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border: 2px solid hsl(var(--kms-border));
    border-radius: calc(var(--kms-radius) * 0.75);
    background: hsl(var(--kms-card));
    transition: var(--kms-transition-smooth);
    cursor: pointer;
}

.kms-amount-list-item:hover {
    border-color: hsla(var(--kms-primary), 0.4);
    box-shadow: 0 2px 8px hsla(var(--kms-primary), 0.1);
    transform: translateY(-1px);
}

.kms-amount-list-item.selected {
    border-color: hsl(var(--kms-primary));
    background: hsla(var(--kms-primary), 0.05);
}

.kms-list-item-left {
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 1;
}

.kms-list-amount {
    font-size: 24px;
    font-weight: 700;
    color: hsl(var(--kms-foreground));
    min-width: 100px;
}

.kms-list-tax {
    font-size: 12px;
    color: hsl(var(--kms-muted-foreground));
}

.kms-list-select-btn {
    padding: 8px 24px;
    min-width: 90px;
    font-size: 13px;
    font-weight: 600;
    border: 2px solid hsl(var(--kms-border));
    border-radius: calc(var(--kms-radius) * 0.5);
    background: hsl(var(--kms-card));
    color: hsl(var(--kms-foreground));
    cursor: pointer;
    transition: var(--kms-transition-smooth);
}

.kms-list-select-btn:hover {
    background: hsl(var(--kms-primary));
    border-color: hsl(var(--kms-primary));
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px hsla(var(--kms-primary), 0.3);
}

.kms-amount-list-item.selected .kms-list-select-btn {
    background: hsl(var(--kms-primary));
    border-color: hsl(var(--kms-primary));
    color: white;
}

.kms-list-custom-input-wrapper {
    position: relative;
    max-width: 120px;
}

.kms-list-custom-input {
    text-align: right;
    padding-right: 28px;
    font-weight: 600;
}

.kms-list-custom-input-wrapper .kms-currency {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 13px;
    color: hsl(var(--kms-muted-foreground));
}

/* Frequency Section */
.kms-frequency-section {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-family: system-ui, sans-serif;
}

.kms-frequency-label {
  font-weight: 600;
  margin-right: 0.5rem;
}

.kms-frequency-options {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Cartes de choix */
.kms-frequency-card {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  cursor: pointer;
  border: 2px solid #ccc;
  border-radius: 6px;
  padding: 0.45rem 0.8rem;
  transition: all 0.2s ease;
  background: #fff;
}

/* Radios visibles et stylés */
.kms-frequency-card input[type="radio"] {
  accent-color: #0073aa;
  transform: scale(1.2);
  cursor: pointer;
}

/* Effet hover */
.kms-frequency-card:hover {
  border-color: #0073aa;
  background: #f0f8ff;
}

/* État sélectionné : style sur toute la carte */
.kms-frequency-card:has(input[type="radio"]:checked) {
  border-color: #0073aa;
  background: #e7f3ff;
}

/* Titre */
.kms-frequency-title {
  font-weight: 500;
  color: #111;
  transition: color 0.2s ease;
}

/* Accentue le texte quand sélectionné */
.kms-frequency-card:has(input[type="radio"]:checked) .kms-frequency-title {
  color: #0073aa;
  font-weight: 600;
}

/* Focus clavier */
.kms-frequency-card:has(input[type="radio"]:focus-visible) {
  outline: 3px solid rgba(0,115,170,0.35);
  outline-offset: 2px;
}

/* Responsive : empilement vertical */
@media (max-width: 480px) {
  .kms-frequency-section {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Form Elements */
.kms-form-group {
    margin-bottom: 24px;
}

.kms-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 24px;
}

.kms-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: hsl(var(--kms-foreground));
    margin-bottom: 8px;
}

.kms-input,
.kms-select,
.kms-textarea {
    width: 100%;
    padding: 16px 20px;
    font-size: 15px;
    border: 2px solid hsl(var(--kms-border));
    border-radius: calc(var(--kms-radius) * 0.5);
    background: #f8f7fc;
    color: hsl(var(--kms-foreground));
    transition: var(--kms-transition-smooth);
    font-family: inherit;
}

.kms-input:focus,
.kms-select:focus,
.kms-textarea:focus {
    outline: none;
    border-color: hsl(var(--kms-primary));
    box-shadow: 0 0 0 3px hsla(var(--kms-primary), 0.1);
}

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

.kms-checkbox-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.kms-checkbox {
    width: 18px;
    height: 18px;
    accent-color: hsl(var(--kms-primary));
    cursor: pointer;
}

.kms-checkbox-group label {
    font-size: 14px;
    color: hsl(var(--kms-foreground));
    cursor: pointer;
}

/* Donor Space Notice */
.kms-donor-space-notice {
    background: hsla(var(--kms-warning), 0.1);
    border: 1px solid hsla(var(--kms-warning), 0.2);
    border-radius: var(--kms-radius);
    padding: 16px;
    margin: 24px 0;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.kms-donor-space-notice i {
    color: hsl(var(--kms-primary));
    font-size: 18px;
}

.kms-donor-space-notice a {
    color: hsl(var(--kms-primary));
    text-decoration: underline;
    font-weight: 600;
    transition: var(--kms-transition-smooth);
}

.kms-donor-space-notice a:hover {
    color: hsl(var(--kms-primary-navy));
}

/* Donation Summary */
.kms-donation-summary {
    background: hsla(var(--kms-muted), 0.3);
    border-radius: var(--kms-radius);
    padding: 24px;
    margin-bottom: 32px;
    border: 1px solid #eee;
}

.kms-summary-title {
    font-size: 18px;
    font-weight: 700;
    color: hsl(var(--kms-foreground));
    margin-bottom: 20px;
}

.kms-summary-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid hsl(var(--kms-border));
    font-size: 15px;
    color: hsl(var(--kms-foreground));
}

.kms-summary-total {
    display: flex;
    justify-content: space-between;
    padding: 16px 0 0;
    font-size: 18px;
    font-weight: 700;
    color: hsl(var(--kms-foreground));
}

/* Payment Methods (original) */
.kms-payment-methods {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}

.kms-payment-method {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    border: 2px solid hsl(var(--kms-border));
    border-radius: var(--kms-radius);
    background: hsl(var(--kms-card));
    cursor: pointer;
    transition: var(--kms-transition-smooth);
}

.kms-payment-method:hover {
    border-color: hsla(var(--kms-primary), 0.5);
    background: hsla(var(--kms-primary), 0.03);
    transform: translateY(-1px);
}

.kms-payment-method.selected {
    border-color: hsl(var(--kms-primary));
    background: hsla(var(--kms-primary), 0.05);
}

.kms-payment-icon {
    max-width: 60px;
    height: auto;
}

.kms-payment-icon-text {
    font-size: 32px;
    width: 60px;
    text-align: center;
}

/* Icônes FontAwesome pour les méthodes de paiement */
.kms-payment-icon-fa {
    font-size: 36px;
    width: 60px;
    text-align: center;
    color: hsl(var(--kms-foreground));
    transition: var(--kms-transition-smooth);
}

/* PayPal logo blue */
.fa-brands.fa-paypal {
    color: #0070ba;
}

/* Stripe purple */
.fa-brands.fa-cc-stripe {
    color: #635bff;
}

.kms-payment-method.selected .kms-payment-icon-fa {
    color: hsl(var(--kms-primary));
}

.kms-payment-method.selected .fa-brands.fa-paypal {
    color: #0070ba;
}

.kms-payment-content {
    flex: 1;
}

.kms-payment-title {
    display: block;
    font-size: 16px;
    font-weight: 600;
    color: hsl(var(--kms-foreground));
}

.kms-payment-desc {
    display: none; /* Masquer les descriptions superflues */
    font-size: 12px;
    color: hsl(var(--kms-muted-foreground));
}

/* Navigation */
.kms-form-navigation {
    display: flex;
    gap: 16px;
    padding-top: 32px;
}

.kms-nav-spacer {
    flex: 1;
}

.kms-button {
    padding: 14px 32px;
    font-size: 15px;
    font-weight: 600;
    border: 2px solid;
    border-radius: calc(var(--kms-radius) * 0.5);
    cursor: pointer;
    transition: var(--kms-transition-smooth);
    font-family: inherit;
}

.kms-button-primary {
    background: hsl(var(--kms-primary));
    border-color: hsl(var(--kms-primary));
    color: white;
}

.kms-button-primary:hover {
    background: hsl(var(--kms-primary-navy));
    border-color: hsl(var(--kms-primary-navy));
    transform: translateY(-2px);
    box-shadow: var(--kms-shadow-elegant);
}

.kms-button-secondary {
    background: hsl(var(--kms-card));
    border-color: hsl(var(--kms-border));
    color: hsl(var(--kms-foreground));
}

.kms-button-secondary:hover {
    border-color: hsl(var(--kms-muted-foreground));
    transform: translateY(-2px);
}

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

.kms-button:disabled:hover {
    transform: none;
}

/* Responsive Design */
@media (max-width: 768px) {
    .kms-form-card {
        padding: 24px;
    }
    
    .kms-step {
        flex-direction: column;
        text-align: center;
    }
    
    .kms-step-connector {
        display: none;
    }
    
    .kms-form-row {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .kms-layout-buttons {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .kms-layout-two-columns {
        grid-template-columns: 1fr;
    }
    
    .kms-layout-cards {
        grid-template-columns: 1fr;
    }
    
    .kms-goal-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .kms-list-item-left {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}

/* Specific media query for very small screens only */
@media (max-width: 480px) {
    .kms-amount-card-footer {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .kms-amount-select-btn {
        width: 100%;
    }
}

/* Print Styles */
@media print {
    .kms-form-navigation {
        display: none;
    }
}

/* Accessibility */
.kms-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus visible */
*:focus-visible {
    outline: 2px solid hsl(var(--kms-primary));
    outline-offset: 2px;
}

/* Error validation styles - FinTech professional design */
.kms-validation-alert {
    position: relative;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 24px;
    margin-bottom: 28px;
    background: linear-gradient(
        135deg,
        hsl(var(--kms-error, 0 84% 60%) / 0.06) 0%,
        hsl(var(--kms-error, 0 84% 60%) / 0.08) 100%
    );
    backdrop-filter: blur(12px);
    border: 1.5px solid hsl(var(--kms-error, 0 84% 60%) / 0.2);
    border-radius: calc(var(--kms-border-radius) * 1.2);
    animation: slideDownSmooth 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    overflow: hidden;
}

.kms-validation-alert::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: linear-gradient(
        180deg,
        hsl(var(--kms-error, 0 84% 60%) / 0.7),
        hsl(var(--kms-error, 0 84% 60%) / 0.3)
    );
}

.kms-alert-icon {
    font-size: 24px;
    flex-shrink: 0;
    color: hsl(var(--kms-error, 0 84% 60%));
    animation: iconPulseSubtle 2.5s ease-in-out infinite;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.kms-alert-content {
    flex: 1;
    display: flex;
    align-items: center;
}

.kms-alert-content strong {
    color: hsl(var(--kms-error, 0 84% 60%));
    font-weight: 600;
    font-size: 15px;
    letter-spacing: -0.01em;
    line-height: 1.5;
    margin: 0;
}

/* Enhanced error field styles - FinTech professional */
.kms-form-field.has-error input,
.kms-form-field.has-error textarea,
.kms-form-field.has-error select {
    border-color: hsl(var(--kms-error, 0 84% 60%));
    background-color: hsl(var(--kms-error, 0 84% 60%) / 0.04);
    animation: shakeError 0.4s ease-in-out, fieldPulse 3.5s ease-in-out infinite;
}

.kms-form-field.has-error input:focus,
.kms-form-field.has-error textarea:focus,
.kms-form-field.has-error select:focus {
    border-color: hsl(var(--kms-error, 0 84% 60%));
    background-color: #fff;
    animation: none;
    outline: none;
}

.kms-form-field label.text-error {
    color: hsl(var(--kms-error, 0 84% 60%));
    font-weight: 600;
}

/* FinTech professional animations */
@keyframes slideDownSmooth {
    0% {
        opacity: 0;
        transform: translateY(-20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes iconPulseSubtle {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.08);
        opacity: 0.85;
    }
}

@keyframes fieldPulse {
    0%, 100% {
        border-color: hsl(var(--kms-error, 0 84% 60%));
        background-color: hsl(var(--kms-error, 0 84% 60%) / 0.04);
    }
    50% {
        border-color: hsl(var(--kms-error, 0 84% 60%) / 0.92);
        background-color: hsl(var(--kms-error, 0 84% 60%) / 0.02);
    }
}

@keyframes shakeError {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-4px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(4px);
    }
}

@keyframes labelPulse {
    0% {
        transform: scale(1);
    }
    50% {
        border-color: hsl(var(--kms-error, 0 84% 60%) / 0.8);
        background-color: hsl(var(--kms-error, 0 84% 60%) / 0.06);
    }
}

@keyframes shakeError {
    0%, 100% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(-4px);
    }
    75% {
        transform: translateX(4px);
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* === OVERRIDE : Harmonisation visuelle des options de paiement avec les cartes de fréquence === */
/* On garde tout l'existant, on stylise juste .kms-payment-option (structure HTML Stripe / PayPal) */

.kms-payment-method {
    /* On laisse la marge, mais on enlève l'effet carte ici, il passe sur le label interne */
    border: none;
    background: transparent;
    padding: 0;
    box-shadow: none;
}

.kms-payment-option {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    cursor: pointer;
    border: 2px solid #ccc;
    border-radius: 6px;
    padding: 0.45rem 0.8rem;
    transition: all 0.2s ease;
    background: #fff;
    width: 100%;
}

.kms-payment-option input[type="radio"] {
    accent-color: #0073aa;
    transform: scale(1.2);
    cursor: pointer;
}

.kms-payment-option:hover {
    border-color: #0073aa;
    background: #f0f8ff;
}

.kms-payment-option:has(input[type="radio"]:checked) {
    border-color: #0073aa;
    background: #e7f3ff;
    box-shadow: 0 0 0 3px rgba(0, 115, 170, 0.12);
}

.kms-payment-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 24px;
    font-size: 1.4em;
}

.kms-payment-icon i {
    transition: color 0.2s ease;
}

/* Logo PayPal / Stripe cohérents */
.kms-payment-option .fa-brands.fa-cc-paypal {
    color: #0070ba;
}

.kms-payment-option .fa-brands.fa-cc-stripe {
    color: #635bff;
}

.kms-payment-label {
    font-weight: 500;
    color: #111;
    transition: color 0.2s ease;
}

.kms-payment-option:has(input[type="radio"]:checked) .kms-payment-label {
    color: #0073aa;
    font-weight: 600;
}

/* Stripe Card Wrapper - FinTech Premium Design */
.kms-stripe-wrapper {
    margin-top: 24px;
    animation: slideDown 0.3s ease-out;
}

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

.kms-stripe-card-box {
    position: relative;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 10px 40px rgba(102, 126, 234, 0.3);
    overflow: hidden;
}

/* Card background pattern */
.kms-stripe-card-box::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 20px 20px;
    animation: movePattern 20s linear infinite;
}

@keyframes movePattern {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

/* Card chip simulation */
.kms-stripe-card-box::after {
    content: '';
    position: absolute;
    top: 20px;
    left: 24px;
    width: 50px;
    height: 40px;
    background: linear-gradient(135deg, #f5f5f5 0%, #e0e0e0 100%);
    border-radius: 6px;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.2);
}

.kms-stripe-card-box .kms-label {
    position: relative;
    z-index: 2;
    color: white;
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.kms-stripe-card-box .kms-label::before {
    content: '🔒';
    font-size: 14px;
}

/* Stripe Element container */
.kms-stripe-card-element {
    position: relative;
    z-index: 2;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 16px;
    border-radius: 10px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.kms-stripe-card-element:hover {
    border-color: rgba(255, 255, 255, 0.6);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

.kms-stripe-card-element:focus-within {
    border-color: white;
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.2);
}

/* Card brand icons */
.kms-stripe-card-box .kms-card-brands {
    position: absolute;
    top: 20px;
    right: 24px;
    display: flex;
    gap: 8px;
    z-index: 2;
}

.kms-card-brands i {
    font-size: 32px;
    color: rgba(255, 255, 255, 0.9);
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

/* Stripe errors */
.kms-stripe-errors {
    position: relative;
    z-index: 2;
    margin-top: 12px;
    padding: 10px 14px;
    background: rgba(239, 68, 68, 0.95);
    color: white;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    display: none;
    animation: slideDown 0.2s ease-out;
}

.kms-stripe-errors:not(:empty) {
    display: block;
}

.kms-stripe-errors::before {
    content: '⚠️ ';
    margin-right: 6px;
}

/* PayPal Buttons Container - Modern Design */
.kms-paypal-wrapper {
    margin-top: 24px;
    animation: slideDown 0.3s ease-out;
}

.kms-paypal-container {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0, 48, 135, 0.15);
}

.kms-paypal-info {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    padding: 12px 16px;
    background: white;
    border-radius: 10px;
    border-left: 4px solid #0070ba;
    font-size: 14px;
    color: hsl(var(--kms-foreground));
    font-weight: 500;
}

.kms-paypal-info i {
    font-size: 24px;
    color: #0070ba;
}

#kms-paypal-buttons {
    min-height: 45px;
    position: relative;
}

/* Loading state for PayPal */
#kms-paypal-buttons:empty::after {
    content: 'Chargement PayPal...';
    display: block;
    text-align: center;
    padding: 12px;
    color: hsl(var(--kms-muted-foreground));
    font-size: 14px;
}

/* PSP Info message */
.kms-psp-info {
    margin-top: 20px;
    padding: 16px 20px;
    background: linear-gradient(135deg, hsla(var(--kms-primary), 0.1), hsla(var(--kms-primary-glow), 0.05));
    border-left: 4px solid hsl(var(--kms-primary));
    border-radius: 8px;
    animation: slideDown 0.3s ease-out;
}

.kms-psp-info p {
    margin: 0;
    color: hsl(var(--kms-foreground));
    font-size: 14px;
    line-height: 1.6;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.kms-psp-info p::before {
    content: 'ℹ️';
    font-size: 18px;
    flex-shrink: 0;
}

/* Holographic shimmer effect on card */
@keyframes holographic {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.kms-stripe-card-box {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    background-size: 200% 200%;
    animation: holographic 8s ease infinite;
}

.kms-error {
  color: #e53e3e;
  font-size: 14px;
  margin-top: 4px;
}