/**
 * =====================================================
 * AGRICONNECT - STYLES AUTHENTIFICATION
 * =====================================================
 * Design moderne Mobile-First pour Login & Register
 * Utilise les variables de modern-vars.css
 */

/* =====================================================
   1. LAYOUT PRINCIPAL
   ===================================================== */
.auth-page {
    min-height: 100vh;
    display: flex;
    background: var(--color-gray-100);
}

/* Mobile: Full width form */
@media (max-width: 1023px) {
    .auth-page {
        flex-direction: column;
    }
}

/* =====================================================
   2. SECTION FORMULAIRE (Gauche)
   ===================================================== */
.auth-form-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--spacing-6);
    background: var(--color-white);
    min-height: 100vh;
}

@media (min-width: 1024px) {
    .auth-form-section {
        max-width: 560px;
        padding: var(--spacing-12) var(--spacing-16);
    }
}

@media (max-width: 1023px) {
    .auth-form-section {
        min-height: auto;
        padding: var(--spacing-6) var(--spacing-4);
        padding-top: var(--spacing-8);
    }
}

/* =====================================================
   3. HEADER (Logo + Titre)
   ===================================================== */
.auth-header {
    margin-bottom: var(--spacing-8);
}

.auth-back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-6);
    transition: color var(--transition-fast);
}

.auth-back-link:hover {
    color: var(--color-primary);
}

.auth-back-link svg {
    width: 18px;
    height: 18px;
}

.auth-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-6);
}

.auth-logo-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-xl);
    color: var(--color-white);
    box-shadow: var(--shadow-primary);
}

.auth-logo-icon svg {
    width: 28px;
    height: 28px;
}

.auth-logo-text {
    font-family: var(--font-family-display);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
}

.auth-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-2);
    line-height: 1.2;
}

.auth-subtitle {
    font-size: var(--font-size-base);
    color: var(--color-gray-500);
    margin: 0;
}

@media (max-width: 480px) {
    .auth-title {
        font-size: var(--font-size-2xl);
    }
}

/* =====================================================
   4. ROLE SELECTOR (Tabs)
   ===================================================== */
.role-selector {
    margin-bottom: var(--spacing-6);
}

.role-selector-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-3);
}

.role-selector-hint {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-3);
}

.role-selector-hint svg {
    width: 14px;
    height: 14px;
    color: var(--color-info);
}

.role-tabs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-3);
}

.role-tab {
    position: relative;
    cursor: pointer;
}

.role-tab input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.role-tab-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-5);
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.role-tab-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-100);
    border-radius: var(--radius-lg);
    color: var(--color-gray-500);
    transition: all var(--transition-base);
}

.role-tab-icon svg {
    width: 24px;
    height: 24px;
}

.role-tab-label {
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-700);
    font-size: var(--font-size-base);
    transition: color var(--transition-fast);
}

.role-tab-desc {
    font-size: var(--font-size-xs);
    color: var(--color-gray-400);
    text-align: center;
}

/* Hover */
.role-tab:hover .role-tab-content {
    border-color: var(--color-primary-light);
    transform: translateY(-2px);
}

/* Active/Selected */
.role-tab input:checked + .role-tab-content {
    border-color: var(--color-primary);
    background: var(--color-primary-50);
    box-shadow: var(--shadow-primary);
}

.role-tab input:checked + .role-tab-content .role-tab-icon {
    background: var(--color-primary);
    color: var(--color-white);
}

.role-tab input:checked + .role-tab-content .role-tab-label {
    color: var(--color-primary-dark);
}

/* =====================================================
   5. FORMULAIRE
   ===================================================== */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-5);
}

/* Input avec préfixe téléphone */
.phone-input-group {
    display: flex;
    align-items: stretch;
}

.phone-prefix {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: 0 var(--spacing-4);
    background: var(--color-gray-100);
    border: 2px solid var(--color-gray-200);
    border-right: none;
    border-radius: var(--radius-xl) 0 0 var(--radius-xl);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-600);
    white-space: nowrap;
}

.phone-prefix .flag {
    font-size: 1.2em;
}

.phone-input-group .form-input {
    border-radius: 0 var(--radius-xl) var(--radius-xl) 0;
    border-left: none;
}

.phone-input-group .form-input:focus {
    border-left: none;
}

.phone-input-group:focus-within .phone-prefix {
    border-color: var(--color-primary);
}

/* Input avec icône de visibilité mot de passe */
.password-input-group {
    position: relative;
}

.password-input-group .form-input {
    padding-right: calc(var(--spacing-4) + 40px);
}

.password-toggle {
    position: absolute;
    right: var(--spacing-2);
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    border-radius: var(--radius-lg);
    color: var(--color-gray-400);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.password-toggle:hover {
    background: var(--color-gray-100);
    color: var(--color-gray-600);
}

.password-toggle svg {
    width: 20px;
    height: 20px;
}

/* Row pour 2 inputs côte à côte */
.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-4);
}

@media (min-width: 480px) {
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Password strength indicator */
.password-strength {
    display: flex;
    gap: var(--spacing-1);
    margin-top: var(--spacing-2);
}

.strength-bar {
    flex: 1;
    height: 4px;
    background: var(--color-gray-200);
    border-radius: var(--radius-full);
    transition: background var(--transition-fast);
}

.strength-bar.active.weak { background: var(--color-danger); }
.strength-bar.active.medium { background: var(--color-warning); }
.strength-bar.active.strong { background: var(--color-success); }

.password-strength-text {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    margin-top: var(--spacing-1);
}

/* Checkbox styled */
.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
}

.checkbox-input {
    position: relative;
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    margin-top: 2px;
}

.checkbox-input input {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    z-index: 1;
}

.checkbox-custom {
    position: absolute;
    inset: 0;
    background: var(--color-white);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.checkbox-custom svg {
    width: 14px;
    height: 14px;
    color: var(--color-white);
    opacity: 0;
    transform: scale(0.5);
    transition: all var(--transition-fast);
}

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

.checkbox-input input:checked + .checkbox-custom svg {
    opacity: 1;
    transform: scale(1);
}

.checkbox-label-text {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.5;
}

.checkbox-label-text a {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

/* Options row (remember + forgot) */
.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-3);
}

.forgot-link {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
}

/* Submit button */
.auth-submit-btn {
    width: 100%;
    padding: var(--spacing-4) var(--spacing-6);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-xl);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    box-shadow: var(--shadow-primary);
    transition: all var(--transition-base);
}

.auth-submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.35);
}

.auth-submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

.auth-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.auth-submit-btn svg {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-fast);
}

.auth-submit-btn:hover:not(:disabled) svg {
    transform: translateX(4px);
}

.auth-submit-btn .spinner {
    width: 20px;
    height: 20px;
    border-width: 2px;
    border-color: rgba(255,255,255,0.3);
    border-top-color: var(--color-white);
}

/* Success state */
.auth-submit-btn.success {
    background: linear-gradient(135deg, var(--color-success) 0%, #047857 100%);
}

/* =====================================================
   6. FOOTER (Links)
   ===================================================== */
.auth-footer {
    margin-top: var(--spacing-6);
    text-align: center;
}

.auth-footer-text {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin: 0;
}

.auth-footer-text a {
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
}

/* Divider */
.auth-divider {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    margin: var(--spacing-6) 0;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--color-gray-200);
}

.auth-divider span {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
}

/* Quick access buttons */
.quick-access {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-3);
}

.quick-access-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-4);
    background: var(--color-gray-100);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    color: var(--color-gray-700);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.quick-access-btn:hover {
    border-color: var(--color-primary);
    background: var(--color-primary-50);
    color: var(--color-primary-dark);
}

.quick-access-btn svg {
    width: 18px;
    height: 18px;
}

/* =====================================================
   7. SECTION ILLUSTRATION (Droite)
   ===================================================== */
.auth-illustration-section {
    flex: 1;
    display: none;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    position: relative;
    overflow: hidden;
}

@media (min-width: 1024px) {
    .auth-illustration-section {
        display: flex;
        align-items: center;
        justify-content: center;
        padding: var(--spacing-12);
    }
}

.auth-illustration-content {
    position: relative;
    z-index: 2;
    max-width: 480px;
    text-align: center;
    color: var(--color-white);
}

.auth-illustration-content h2 {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-4);
    color: var(--color-white);
}

.auth-illustration-content > p {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin-bottom: var(--spacing-8);
    color: var(--color-white);
}

.auth-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
    text-align: left;
}

.auth-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-4);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
}

.auth-feature-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    flex-shrink: 0;
}

.auth-feature-icon svg {
    width: 20px;
    height: 20px;
}

.auth-feature span {
    font-weight: var(--font-weight-medium);
}

/* Background decoration */
.auth-illustration-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.auth-illustration-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 60%;
    height: 80%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

/* Floating shapes */
.floating-shapes {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.floating-shape {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

.floating-shape:nth-child(1) {
    width: 300px;
    height: 300px;
    top: 10%;
    right: -10%;
    animation-delay: 0s;
}

.floating-shape:nth-child(2) {
    width: 200px;
    height: 200px;
    bottom: 20%;
    left: -5%;
    animation-delay: -5s;
}

.floating-shape:nth-child(3) {
    width: 150px;
    height: 150px;
    top: 50%;
    right: 20%;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(10deg); }
}

/* =====================================================
   8. SELECT STYLED (Pour ville)
   ===================================================== */
.auth-form .form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-4) center;
    background-size: 20px;
    padding-right: calc(var(--spacing-4) + 28px);
}

/* =====================================================
   9. ALERTS DANS FORMULAIRE
   ===================================================== */
.auth-alert {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    padding: var(--spacing-4);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-sm);
    animation: fadeInUp var(--transition-slow) ease-out;
}

.auth-alert-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 1px;
}

.auth-alert-success {
    background: var(--color-success-light);
    color: var(--color-primary-dark);
}

.auth-alert-error {
    background: var(--color-danger-light);
    color: var(--color-danger);
}

.auth-alert-info {
    background: var(--color-info-light);
    color: var(--color-info);
}

/* =====================================================
   10. ANIMATIONS
   ===================================================== */
.auth-form-section {
    animation: fadeIn var(--transition-slow) ease-out;
}

.auth-illustration-section {
    animation: slideInRight 0.6s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

/* Input focus animation */
.form-input:focus,
.form-select:focus {
    animation: inputFocus 0.3s ease-out;
}

@keyframes inputFocus {
    0% { box-shadow: 0 0 0 0 var(--color-primary-50); }
    100% { box-shadow: 0 0 0 4px var(--color-primary-50); }
}

/* Success state */
.form-input.success {
    border-color: var(--color-success);
}

.form-input.success:focus {
    box-shadow: 0 0 0 4px var(--color-success-light);
}

/* =====================================================
   11. RESPONSIVE ADJUSTMENTS
   ===================================================== */
@media (max-width: 480px) {
    .auth-form-section {
        padding: var(--spacing-5) var(--spacing-4);
    }

    .role-tabs {
        grid-template-columns: 1fr;
    }

    .role-tab-content {
        flex-direction: row;
        justify-content: flex-start;
        padding: var(--spacing-4);
    }

    .role-tab-icon {
        width: 40px;
        height: 40px;
    }

    .role-tab-desc {
        display: none;
    }

    .form-options {
        flex-direction: column;
        align-items: flex-start;
    }

    .quick-access {
        grid-template-columns: 1fr;
    }
}

/* =====================================================
   12. REAL-TIME VALIDATION STATES
   ===================================================== */
.form-group.validating .form-input {
    border-color: var(--color-info);
}

.form-group.valid .form-input {
    border-color: var(--color-success);
}

.form-group.invalid .form-input {
    border-color: var(--color-danger);
}

.validation-icon {
    position: absolute;
    right: var(--spacing-4);
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
}

.validation-icon.valid {
    color: var(--color-success);
}

.validation-icon.invalid {
    color: var(--color-danger);
}

/* Pour les password inputs, ajuster la position */
.password-input-group .validation-icon {
    right: calc(var(--spacing-4) + 44px);
}