/* ============================================
   DIGIFAKTÚRA - AUTENTIFIKÁCIA ŠTÝLY
   ============================================ */

@import url('../../shared/css/variables.css?v=20260611');

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

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background: var(--color-bg-secondary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* === AUTH CONTAINER === */
.auth-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
    max-width: 1200px;
    min-height: 600px;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    margin: var(--spacing-xl);
}

/* === AUTH BOX === */
.auth-box {
    padding: var(--spacing-4xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

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

.logo {
    width: 50px;
    height: 50px;
}

.auth-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

.auth-heading {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.auth-subtitle {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
}

/* === FORMULÁR === */
.auth-form {
    margin-bottom: var(--spacing-xl);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.form-input {
    width: 100%;
    height: var(--input-height);
    padding: 0 var(--input-padding-x);
    border: 2px solid var(--input-border-color);
    border-radius: var(--input-border-radius);
    font-size: var(--font-size-base);
    font-family: var(--font-primary);
    color: var(--color-text-primary);
    transition: var(--transition-base);
    background: var(--color-white);
}

.form-input:focus {
    outline: none;
    border-color: var(--input-focus-border-color);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
}

.form-input::placeholder {
    color: var(--color-text-muted);
}

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

.form-input.error:focus {
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

/* === FORM OPTIONS === */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

/* === ODKAZY === */
.link-primary {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    transition: var(--transition-base);
}

.link-primary:hover {
    text-decoration: underline;
}

.link-secondary {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: var(--transition-base);
}

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

.link-back {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: var(--transition-base);
}

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

/* === TLAČIDLÁ === */
.btn-submit {
    width: 100%;
    height: 50px;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--btn-border-radius);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: var(--transition-all);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.btn-submit:hover:not(:disabled) {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-loader {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--color-white);
    border-radius: var(--radius-full);
    animation: spin 0.6s linear infinite;
}

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

/* === UPOZORNENIA === */
#alert-container {
    margin-bottom: var(--spacing-lg);
}

.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-base);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.alert-success {
    background: var(--color-success-bg);
    color: var(--color-success-text);
    border-left: 4px solid var(--color-success);
}

.alert-error {
    background: var(--color-danger-bg);
    color: var(--color-danger-text);
    border-left: 4px solid var(--color-danger);
}

.alert-warning {
    background: var(--color-warning-bg);
    color: var(--color-warning-text);
    border-left: 4px solid var(--color-warning);
}

.alert-info {
    background: var(--color-info-bg);
    color: var(--color-info-text);
    border-left: 4px solid var(--color-info);
}

/* === AUTH FOOTER === */
.auth-footer {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border-light);
    margin-bottom: var(--spacing-lg);
}

.auth-footer p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.auth-back {
    text-align: center;
}

/* === DEKORATÍVNY PANEL === */
.auth-decoration {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--color-white);
    padding: var(--spacing-4xl);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.auth-decoration::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: pulse 15s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.decoration-content {
    position: relative;
    z-index: 1;
    max-width: 400px;
}

.decoration-content h2 {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    line-height: var(--line-height-tight);
}

.decoration-content p {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-2xl);
    opacity: 0.95;
}

.decoration-features {
    list-style: none;
}

.decoration-features li {
    font-size: var(--font-size-base);
    padding: var(--spacing-md) 0;
    opacity: 0.9;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* === RESPONSIVE === */
@media (max-width: 968px) {
    .auth-container {
        grid-template-columns: 1fr;
        margin: var(--spacing-lg);
    }
    
    .auth-decoration {
        display: none;
    }
    
    .auth-box {
        padding: var(--spacing-2xl);
    }
}

@media (max-width: 480px) {
    .auth-box {
        padding: var(--spacing-xl);
    }
    
    .auth-heading {
        font-size: var(--font-size-2xl);
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
}