.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 20px;
}

.auth-card {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 450px;
    overflow: hidden;
}

.auth-header {
    padding: 40px 40px 20px;
    text-align: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.auth-header .logo {
    justify-content: center;
    margin-bottom: 20px;
    color: white;
}

.auth-header h2 {
    margin-bottom: 10px;
    font-size: 28px;
}

.auth-header p {
    opacity: 0.9;
}

.auth-body {
    padding: 30px 40px 40px;
}

.google-auth {
    margin-bottom: 20px;
}

.btn-google {
    width: 100%;
    background: white;
    color: var(--dark-color);
    border: 1px solid var(--border-color);
    padding: 14px;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s;
}

.btn-google:hover {
    background: #f8f9fa;
    border-color: #c6c9cc;
}

.divider {
    text-align: center;
    margin: 25px 0;
    position: relative;
}

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

.divider span {
    background: white;
    padding: 0 15px;
    color: var(--gray-color);
    font-size: 14px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--dark-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.password-strength {
    margin-top: 10px;
}

.strength-bar {
    height: 4px;
    background: #ddd;
    border-radius: 2px;
    margin-bottom: 5px;
    transition: all 0.3s;
}

.strength-text {
    font-size: 12px;
    color: var(--gray-color);
}

.checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.checkbox input {
    margin-top: 5px;
}

.checkbox label {
    font-weight: normal;
    margin-bottom: 0;
}

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

.btn-block {
    width: 100%;
    justify-content: center;
    margin-top: 10px;
}

.forgot-password {
    text-align: right;
    margin-top: 8px;
}

.forgot-password a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
}

.auth-footer {
    text-align: center;
    margin-top: 25px;
    padding-top: 25px;
    border-top: 1px solid var(--border-color);
}

.auth-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

/* Radio Group */
.radio-group {
    display: flex;
    gap: 20px;
    margin-top: 10px;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: normal;
}

.radio-group input[type="radio"] {
    width: auto;
    margin: 0;
}

/* Tooltips */
.tooltip {
    position: fixed;
    background: var(--dark-color);
    color: white;
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 14px;
    z-index: 10000;
    pointer-events: none;
    white-space: nowrap;
}

.tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: var(--dark-color) transparent transparent transparent;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: white;
    padding: 15px 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 10px;
    transform: translateX(100%);
    opacity: 0;
    transition: all 0.3s ease;
    min-width: 300px;
    max-width: 400px;
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
}

.toast::before {
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 18px;
}

.toast-success {
    border-left: 4px solid var(--secondary-color);
}

.toast-success::before {
    content: '\f00c';
    color: var(--secondary-color);
}

.toast-error {
    border-left: 4px solid var(--danger-color);
}

.toast-error::before {
    content: '\f00d';
    color: var(--danger-color);
}

.toast-warning {
    border-left: 4px solid var(--warning-color);
}

.toast-warning::before {
    content: '\f12a';
    color: var(--warning-color);
}

.toast-info {
    border-left: 4px solid var(--primary-color);
}

.toast-info::before {
    content: '\f05a';
    color: var(--primary-color);
}

/* Dropdowns */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    cursor: pointer;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    min-width: 200px;
    z-index: 1000;
    display: none;
    padding: 10px 0;
}

.dropdown-menu.show {
    display: block;
}

.dropdown-item {
    padding: 10px 20px;
    display: block;
    text-decoration: none;
    color: var(--dark-color);
    transition: background 0.3s;
}

.dropdown-item:hover {
    background: var(--light-color);
}

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

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

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.fade-in {
    animation: fadeIn 0.3s ease;
}

.slide-in {
    animation: slideIn 0.3s ease;
}

.pulse {
    animation: pulse 2s infinite;
}

/* Loading Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Network Indicator */
.network-indicator {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 10px 15px;
    border-radius: var(--border-radius);
    color: white;
    font-size: 14px;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 8px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s;
}

.network-indicator.show {
    opacity: 1;
    transform: translateY(0);
}

.network-indicator.good {
    background: var(--secondary-color);
}

.network-indicator.medium {
    background: var(--warning-color);
}

.network-indicator.poor {
    background: var(--danger-color);
}