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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background: #0A0F1E;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(120, 119, 198, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(72, 149, 239, 0.15) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.auth-container {
    width: 100%;
    max-width: 500px;
    position: relative;
    z-index: 1;
}

.brand {
    text-align: center;
    margin-bottom: 32px;
}

.brand h1 {
    font-size: 32px;
    font-weight: 700;
    background: linear-gradient(135deg, #7877C6 0%, #4895EF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.brand p {
    color: #8B92A7;
    font-size: 14px;
}

.auth-card {
    background: rgba(18, 23, 41, 0.7);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    padding: 40px;
}

.auth-card h1 {
    font-size: 28px;
    margin-bottom: 30px;
    color: #FFFFFF;
    text-align: center;
    font-weight: 600;
}

.subtitle {
    color: #8B92A7;
    font-size: 14px;
    text-align: center;
    margin-bottom: 24px;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 13px;
    font-weight: 500;
    color: #C5CAD6;
    letter-spacing: 0.01em;
}

.form-group input {
    padding: 12px 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(30, 36, 56, 0.5);
    border-radius: 10px;
    font-size: 15px;
    color: #FFFFFF;
    transition: all 0.2s ease;
}

.form-group input::placeholder {
    color: #6B7280;
}

.form-group input:focus {
    outline: none;
    border-color: #4895EF;
    background: rgba(30, 36, 56, 0.8);
    box-shadow: 0 0 0 3px rgba(72, 149, 239, 0.15);
}

.form-group input.error {
    border-color: #e74c3c;
}

.password-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.password-wrapper input {
    width: 100%;
    padding-right: 45px;
}

.toggle-password {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 12px;
    padding: 6px 10px;
    color: #7877C6;
    font-weight: 500;
    transition: color 0.2s;
}

.toggle-password:hover {
    color: #4895EF;
}

.error-message {
    color: #e74c3c;
    font-size: 13px;
    display: none;
}

.btn {
    padding: 14px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #7877C6 0%, #4895EF 100%);
    color: white;
    margin-top: 10px;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover:not(:disabled)::before {
    left: 100%;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(72, 149, 239, 0.4);
}

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

.auth-footer {
    margin-top: 24px;
    text-align: center;
    color: #8B92A7;
    font-size: 14px;
}

.auth-footer a {
    color: #4895EF;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.auth-footer a:hover {
    color: #7877C6;
}

.notification-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.notification {
    padding: 16px 24px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    color: white;
    font-size: 14px;
    min-width: 250px;
    transform: translateX(400px);
    transition: transform 0.3s ease;
}

.notification.show {
    transform: translateX(0);
}

.notification-success {
    background: rgba(16, 185, 129, 0.95);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.notification-error {
    background: rgba(239, 68, 68, 0.95);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.notification-info {
    background: rgba(72, 149, 239, 0.95);
    border: 1px solid rgba(72, 149, 239, 0.2);
}

.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.spinner {
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid white;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@media (max-width: 600px) {
    .auth-card {
        padding: 30px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .notification {
        min-width: auto;
        max-width: calc(100vw - 40px);
    }
}