/* ============================================
   REGISTER - ChambApp
   Requiere: design-system.css
   ============================================ */

/* Page layout: centrado vertical y horizontal */
body {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
}

/* Main wrapper - ancho fijo para evitar variación entre pasos */
main {
    width: 100%;
    max-width: 600px;
}

/* Container principal */
.register-container {
    background: var(--white);
    width: 100%;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* Header con logo */
.register-header {
    background: linear-gradient(135deg, var(--primary), var(--primary-hover));
    color: var(--white);
    padding: 1.25rem 1rem;
    text-align: center;
}

.register-header img {
    height: 48px;
    width: 48px;
    object-fit: contain;
    margin-bottom: 0.5rem;
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 6px;
}

.register-header h1 {
    font-size: var(--text-xl);
    margin-bottom: 0.25rem;
}

.register-header p {
    font-size: var(--text-sm);
    opacity: 0.9;
    margin: 0;
}

/* Progress dots con labels */
.progress {
    background: var(--gray-100);
    padding: 0.75rem 1rem;
    display: flex;
    justify-content: center;
    gap: 2rem;
    border-bottom: 1px solid var(--border);
}

.step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.step-dot {
    width: 36px;
    height: 36px;
    background: var(--white);
    border: 2px solid var(--border);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-bold);
    font-size: var(--text-sm);
    color: var(--gray-400);
    transition: all var(--transition-fast);
}

.step-dot.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.step-dot.completed {
    background: var(--secondary);
    border-color: var(--secondary);
    color: var(--white);
}

.step-label {
    font-size: 0.6875rem;
    color: var(--gray-400);
    font-weight: var(--font-medium);
    transition: color var(--transition-fast);
}

.step-item:has(.step-dot.active) .step-label {
    color: var(--primary);
    font-weight: var(--font-semibold);
}

.step-item:has(.step-dot.completed) .step-label {
    color: var(--secondary);
}

/* Form content area - altura fija para consistencia entre pasos */
.form-content {
    padding: 1.5rem;
    min-height: 420px;
    display: flex;
    flex-direction: column;
}

.form-content form {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.form-content .form-step.active {
    flex: 1;
}

.form-content .buttons {
    margin-top: auto;
}

.form-step {
    display: none;
}

.form-step.active {
    display: flex;
    flex-direction: column;
}

.step-title {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    margin-bottom: 0.25rem;
}

.step-subtitle {
    color: var(--gray-500);
    margin-bottom: 1.25rem;
}

/* User type cards - compactas */
.user-type-cards {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.user-card {
    border: 2.5px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1rem;
    cursor: pointer;
    transition: all var(--transition-slow);
    background: var(--white);
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
}

.user-card:active {
    transform: scale(0.98);
}

.user-card.selected {
    border-color: var(--primary);
    background: var(--primary-light);
}

.user-card-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.user-card-text {
    text-align: left;
}

.user-card-title {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    margin-bottom: 0.125rem;
}

.user-card-desc {
    font-size: var(--text-sm);
    color: var(--gray-500);
}

/* Form groups */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: var(--font-semibold);
    color: var(--dark);
}

.form-group input {
    width: 100%;
    min-height: 44px;
    padding: 0.875rem;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    font-family: inherit;
    color: var(--dark);
    background: var(--white);
    transition: border-color var(--transition-fast);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

/* Anular validación automática de accessibility.css
   (muestra verde/rojo antes de que el usuario envíe) */
.register-container input:valid:not(:placeholder-shown),
.register-container input:invalid:not(:placeholder-shown) {
    border-color: var(--gray-300);
}

.register-container input:focus:valid,
.register-container input:focus:invalid {
    border-color: var(--primary);
}

/* Error messages */
.error-msg {
    color: var(--danger);
    font-size: var(--text-sm);
    margin-top: 0.25rem;
    display: none;
}

.error-msg.show {
    display: block;
}

/* Password wrapper */
.password-wrapper {
    position: relative;
}

.toggle-password {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.5rem;
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Password strength indicator */
.password-strength {
    margin-top: 0.5rem;
    display: none;
}

.password-strength.visible {
    display: block;
}

.strength-bar {
    height: 4px;
    border-radius: var(--radius-full);
    background: var(--gray-200);
    overflow: hidden;
    margin-bottom: 0.25rem;
}

.strength-fill {
    height: 100%;
    border-radius: var(--radius-full);
    transition: width var(--transition-slow), background var(--transition-slow);
    width: 0;
}

.strength-fill.weak {
    width: 33%;
    background: var(--danger);
}

.strength-fill.medium {
    width: 66%;
    background: var(--warning);
}

.strength-fill.strong {
    width: 100%;
    background: var(--secondary);
}

.strength-text {
    font-size: 0.6875rem;
    font-weight: var(--font-medium);
    color: var(--gray-500);
}

.strength-text.weak { color: var(--danger); }
.strength-text.medium { color: var(--warning-hover); }
.strength-text.strong { color: var(--secondary); }

/* Checkbox - touch target mejorado */
.checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 1.5rem 0;
    cursor: pointer;
}

.checkbox-wrapper input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 24px;
    height: 24px;
    min-width: 24px;
    border: 2px solid var(--gray-300);
    border-radius: 6px;
    cursor: pointer;
    position: relative;
    transition: all var(--transition-fast);
    padding: 0;
    min-height: auto;
}

.checkbox-wrapper input[type="checkbox"]:checked {
    background: var(--primary);
    border-color: var(--primary);
}

.checkbox-wrapper input[type="checkbox"]:checked::after {
    content: "✓";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-size: 0.875rem;
    font-weight: var(--font-bold);
}

.checkbox-wrapper label {
    font-size: var(--text-sm);
    color: var(--gray-600);
    cursor: pointer;
    line-height: 1.4;
}

.checkbox-wrapper a {
    color: var(--primary);
    text-decoration: none;
    font-weight: var(--font-semibold);
}

/* Buttons */
.buttons {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.register-container .btn {
    flex: 1;
    padding: 0.875rem 1rem;
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    font-family: inherit;
    cursor: pointer;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
}

.btn-back {
    background: var(--gray-100);
    color: var(--gray-500);
    flex: 0 1 auto;
}

.btn-next,
.btn-submit {
    background: linear-gradient(135deg, var(--primary), var(--primary-hover));
    color: var(--white);
}

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

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

/* Footer */
.register-footer {
    text-align: center;
    padding: 1.25rem;
    background: var(--gray-100);
    border-top: 1px solid var(--border);
}

.register-footer p {
    margin: 0;
}

.register-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: var(--font-semibold);
}

/* Google Sign-Up (Step 1) */
#google-register-section { margin-top: 0.5rem; }
.auth-divider { display: flex; align-items: center; gap: 1rem; margin: 1rem 0; }
.auth-divider::before, .auth-divider::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.auth-divider span { color: var(--gray-500); font-size: var(--text-sm); font-weight: var(--font-medium); }
.btn-google {
    width: 100%; min-height: 44px; padding: 0.75rem 1rem;
    background: var(--white); color: var(--dark);
    border: 2px solid var(--border); border-radius: var(--radius-lg);
    font-size: var(--text-base); font-weight: var(--font-medium); font-family: inherit;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    gap: 0.75rem; transition: all var(--transition-fast);
}
.btn-google:hover:not(:disabled) { border-color: var(--gray-400); box-shadow: 0 2px 8px rgba(0,0,0,0.08); }
.btn-google:disabled { opacity: 0.6; cursor: not-allowed; }

/* Responsive */
@media (max-width: 768px) {
    body {
        padding: 0;
    }

    .register-container {
        margin: 0;
        border-radius: 0;
        min-height: 100vh;
    }

    .form-content {
        padding: 1.25rem 1rem;
    }
}