/**
 * Modern Authentication Styles
 * Clean, Accessible & Mobile-First Design
 * Location: public_html/paavik/assets/css/auth.css
 */

/* ================================================================
   AUTHENTICATION LAYOUT
   ================================================================ */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 200px);
    padding: var(--space-4) 0; /* Mobiilis väiksem padding */
}

.auth-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6); /* Mobiilis väiksem padding */
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 420px;
    position: relative;
    overflow: hidden;
    margin: 0 var(--space-4); /* Külgmarginaalid mobiilis */
}

/* Subtle background gradient */
.auth-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
}

/* ================================================================
   AUTHENTICATION HEADER
   ================================================================ */
.auth-header {
    text-align: center;
    margin-bottom: var(--space-6); /* Mobiilis väiksem margin */
}

.auth-header h1 {
    font-size: var(--font-size-2xl); /* Mobiilis väiksem font */
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--space-2);
    line-height: var(--line-height-tight);
}

.auth-header p {
    color: var(--color-text-subtle);
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
}

.auth-header .brand-icon {
    font-size: var(--font-size-3xl); /* Mobiilis väiksem ikoon */
    margin-bottom: var(--space-3);
    display: block;
}

/* ================================================================
   MODERN AUTH FORMS
   ================================================================ */
.auth-form {
    margin-bottom: var(--space-4); /* Mobiilis väiksem margin */
}

.auth-form .form-group {
    margin-bottom: var(--space-4); /* Mobiilis väiksem margin */
}

.auth-form .form-group:last-child {
    margin-bottom: 0;
}

.auth-form .form-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--space-2);
    display: block;
}

.auth-form .form-label.required::after {
    content: ' *';
    color: var(--error);
    font-weight: var(--font-weight-bold);
}

.auth-form .form-input {
    width: 100%;
    padding: var(--space-3); /* Mobiilis väiksem padding */
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    transition: all var(--transition-fast);
    background: var(--color-bg);
    color: var(--color-text);
}

.auth-form .form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    background: var(--color-bg);
}

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

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

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

/* Error States */
.auth-form .form-input.error {
    border-color: var(--error);
    background: #FEF2F2;
}

.auth-form .form-input.error:focus {
    border-color: var(--error);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.auth-form .form-error {
    display: block;
    margin-top: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--error);
    font-weight: var(--font-weight-medium);
}

.auth-form .form-help {
    display: block;
    margin-top: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    line-height: var(--line-height-relaxed);
}

/* ================================================================
   AUTH FORM ACTIONS
   ================================================================ */
.auth-form-actions {
    margin-top: var(--space-4); /* Mobiilis väiksem margin */
}

.auth-submit-btn {
    width: 100%;
    padding: var(--space-3); /* Mobiilis väiksem padding */
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
    min-height: 2.8rem; /* Minimaalne kõrgus mobiilis */
}

.auth-submit-btn:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.auth-submit-btn:active {
    transform: translateY(0);
}

.auth-submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.auth-submit-btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

/* Loading state */
.auth-submit-btn.loading {
    color: transparent;
}

.auth-submit-btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* ================================================================
   AUTH FOOTER LINKS
   ================================================================ */
.auth-footer {
    text-align: center;
    margin-top: var(--space-4); /* Mobiilis väiksem margin */
    padding-top: var(--space-4); /* Mobiilis väiksem padding */
    border-top: 1px solid var(--color-border-subtle);
}

.auth-footer p {
    font-size: var(--font-size-sm);
    color: var(--color-text-subtle);
    margin-bottom: var(--space-2); /* Mobiilis väiksem margin */
}

.auth-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
}

.auth-footer a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.auth-footer .auth-link-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    color: var(--color-text);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast);
}

.auth-footer .auth-link-primary:hover {
    background: var(--color-bg-muted);
    border-color: var(--primary);
    color: var(--primary);
    text-decoration: none;
}

/* ================================================================
   PASSWORD FIELD ENHANCEMENTS
   ================================================================ */
.password-field {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    padding: var(--space-1);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast);
}

.password-toggle:hover {
    color: var(--color-text);
}

.password-toggle:focus {
    outline: none;
    color: var(--primary);
}

/* ================================================================
   REMEMBER ME CHECKBOX
   ================================================================ */
.checkbox-group {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin: var(--space-4) 0; /* Mobiilis väiksem margin */
}

.checkbox-input {
    width: 1rem;
    height: 1rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.checkbox-input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.checkbox-label {
    font-size: var(--font-size-sm);
    color: var(--color-text);
    cursor: pointer;
    user-select: none;
}

/* ================================================================
   ALERT MESSAGES FOR AUTH
   ================================================================ */
.auth-alert {
    padding: var(--space-3); /* Mobiilis väiksem padding */
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4); /* Mobiilis väiksem margin */
    border-left: 4px solid;
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

.auth-alert-success {
    background: #ECFDF5;
    border-color: var(--success);
    color: #065F46;
}

.auth-alert-error {
    background: #FEF2F2;
    border-color: var(--error);
    color: #991B1B;
}

.auth-alert-warning {
    background: #FFFBEB;
    border-color: var(--warning);
    color: #92400E;
}

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

/* ================================================================
   SOCIAL LOGIN (future enhancement)
   ================================================================ */
.social-login {
    margin: var(--space-4) 0; /* Mobiilis väiksem margin */
}

.social-divider {
    position: relative;
    text-align: center;
    margin: var(--space-4) 0; /* Mobiilis väiksem margin */
}

.social-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--color-border);
}

.social-divider span {
    background: var(--color-bg);
    padding: 0 var(--space-3); /* Mobiilis väiksem padding */
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.social-btn {
    width: 100%;
    padding: var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-bg);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2); /* Mobiilis väiksem margin */
}

.social-btn:hover {
    background: var(--color-bg-subtle);
    border-color: var(--color-border);
}

.social-btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* ================================================================
   RESPONSIVE DESIGN - DESKTOP PARANDUSED
   ================================================================ */
@media (min-width: 768px) {
    .auth-container {
        padding: var(--space-8) 0; /* Suurem padding desktopis */
    }

    .auth-card {
        padding: var(--space-10); /* Suurem padding desktopis */
        margin: 0; /* Eemalda külgmarginaalid desktopis */
    }

    .auth-header {
        margin-bottom: var(--space-8); /* Suurem margin desktopis */
    }

    .auth-header h1 {
        font-size: var(--font-size-3xl); /* Suurem font desktopis */
    }

    .auth-header .brand-icon {
        font-size: var(--font-size-4xl); /* Suurem ikoon desktopis */
    }

    .auth-form {
        margin-bottom: var(--space-6); /* Suurem margin desktopis */
    }

    .auth-form .form-group {
        margin-bottom: var(--space-5); /* Suurem margin desktopis */
    }

    .auth-form .form-input {
        padding: var(--space-4); /* Suurem padding desktopis */
    }

    .auth-form-actions {
        margin-top: var(--space-8); /* Suurem margin desktopis */
    }

    .auth-submit-btn {
        padding: var(--space-4); /* Suurem padding desktopis */
        min-height: auto; /* Eemalda fikseeritud kõrgus desktopis */
    }

    .auth-footer {
        margin-top: var(--space-6); /* Suurem margin desktopis */
        padding-top: var(--space-6); /* Suurem padding desktopis */
    }

    .auth-footer p {
        margin-bottom: var(--space-3); /* Suurem margin desktopis */
    }

    .checkbox-group {
        margin: var(--space-5) 0; /* Suurem margin desktopis */
    }

    .auth-alert {
        padding: var(--space-4); /* Suurem padding desktopis */
        margin-bottom: var(--space-6); /* Suurem margin desktopis */
    }

    .social-login {
        margin: var(--space-6) 0; /* Suurem margin desktopis */
    }

    .social-divider {
        margin: var(--space-6) 0; /* Suurem margin desktopis */
    }

    .social-divider span {
        padding: 0 var(--space-4); /* Suurem padding desktopis */
    }

    .social-btn {
        margin-bottom: var(--space-3); /* Suurem margin desktopis */
    }
}