:root {
    --primary-color: #6c63ff;
    --primary-dark: #5651c9;
    --accent-color: #8a85ff;
    --dark-color: #1a1a1a;
    --dark-secondary: #2d2d2d;
    --dark-tertiary: #3d3d3d;
    --light-color: #f5f5f5;
    --light-secondary: #e0e0e0;
    --success-color: #4caf50;
    --danger-color: #f44336;
    --warning-color: #ff9800;
    --info-color: #2196f3;
    --text-primary: #f5f5f5;
    --text-secondary: #b3b3b3;
    --border-color: #404040;
    --card-bg: #2d2d2d;
    --input-bg: #3d3d3d;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--dark-color);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.auth-container {
    width: 100%;
    max-width: 480px;
}

.auth-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.auth-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.auth-card {
    background: var(--dark-secondary);
    border-radius: 16px;
    padding: 2.5rem;
    border: 1px solid var(--border-color);
}

.auth-form {
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input {
    width: 100%;
    padding: 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.2s;
    background: var(--input-bg);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
}

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

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.remember-me input {
    width: auto;
}

.forgot-password {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.forgot-password:hover {
    text-decoration: underline;
}

.btn-auth {
    width: 100%;
    padding: 16px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    background: var(--primary-color);
    color: white;
}


.btn-auth:hover {
    background: var(--primary-dark);
}

.btn-auth.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.btn-auth.loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 22px;
    height: 22px;
    margin: -11px 0 0 -11px;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

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

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.auth-footer p {
    margin-bottom: 0.8rem;
    color: var(--text-secondary);
}

.auth-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.auth-footer a:hover {
    text-decoration: underline;
}

.message {
    padding: 16px;
    border-radius: 8px;
    margin-top: 1rem;
    text-align: center;
    font-weight: 500;
}

.message.success {
    background-color: rgba(76, 175, 80, 0.1);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.message.error {
    background-color: rgba(244, 67, 54, 0.1);
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
}

.hidden {
    display: none;
}

@media (max-width: 640px) {
    .auth-card {
        padding: 2rem 1.5rem;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}
.toggle-password {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  color: var(--primary-color);
  transition: color 0.2s ease;
}

.toggle-password:hover {
  color: var(--primary-color-hover, #2980b9);
}