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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #f8fafc;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.auth-container {
    display: flex;
    max-width: 1200px;
    width: 100%;
    background: white;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
    min-height: 600px;
}

.hero-panel {
    flex: 1;
    background: #0dbaff;
    padding: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-panel::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); }
    50% { transform: scale(1.1); }
}

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

.logo-hero {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 40px;
    font-size: 20px;
    font-weight: 600;
}

.hero-content h1 {
    font-size: 42px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 16px;
    line-height: 1.6;
    opacity: 0.9;
    margin-bottom: 40px;
}


.form-panel {
    flex: 1;
    padding: 60px;
    display: flex;
    flex-direction: column;
}

.form-header {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 40px;
}

.sign-btn {
    background: #1e293b;
    color: white;
    border: none;
    padding: 12px 32px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s;
}



.form-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.form-content h2 {
    font-size: 28px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 30px;
}

.alert-message {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #dc2626;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #475569;
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 15px;
    transition: all 0.3s;
    background: #f8fafc;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

.form-group input::placeholder {
    color: #94a3b8;
}

.password-wrapper {
    position: relative;
}

.password-wrapper input {
    padding-right: 50px;
}

.toggle-password {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: #64748b;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: all 0.3s;
}

.toggle-password:hover {
    background: #f1f5f9;
    color: #334155;
}

.password-hint {
    display: block;
    font-size: 12px;
    color: #6b7280;
    margin-top: 6px;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #64748b;
    cursor: pointer;
}

.remember-me input {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.forgot-link {
    font-size: 14px;
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.forgot-link:hover {
    color: #764ba2;
}

.submit-btn {
    width: 100%;
    padding: 16px;
    background: #0dbaff;
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    margin-bottom: 24px;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.4);
}

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

.signup-link {
    text-align: center;
    font-size: 14px;
    color: #64748b;
}

.signup-link a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.signup-link a:hover {
    color: #764ba2;
}
.error-message {
            background: #fee;
            color: #c33;
            padding: 10px;
            border-radius: 5px;
            margin-bottom: 20px;
            text-align: center;
        }
@media (max-width: 968px) {
    .auth-container {
        flex-direction: column;
    }

    

    

    .form-panel {
        padding: 40px;
    }

    .social-login {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    body {
        padding: 0;
    }

    .auth-container {
        border-radius: 0;
        min-height: 100vh;
    }

    
    .form-panel {
        padding: 30px 20px;
    }

    

    .form-content h2 {
        font-size: 24px;
    }
}